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ABC NewsLiveVideoShowsShopInterest Successfully AddedWe'll notify you here with news aboutTurn on desktop notifications for breaking stories about interest? OffOnStream onAnother US military mini shuttle launches on a secret missionAnother U.S. military mini shuttle has blasted off on a secret missionByHALLIE GOLDEN Associated PressAugust 21, 2025, 11:56 PM1:14This image taken from a SpaceX live stream shows a U.S. military mini shuttle lifting off from Cape Canaveral, Fla., Thursday, Aug. 21, 2025. (SpaceX via AP)The Associated PressAnother U.S. military mini shuttle blasted off Thursday night to conduct classified experiments in space.Launched by SpaceX, the space plane with no one aboard took off from Cape Canaveral, Florida. It's the eighth such flight for the test vehicles known as X-37B. This one will test laser communications and safe navigation without GPS, according to the U.S. Space Force.It's not yet clear how long the mini shuttle will remain aloft. The last X-37B circled the globe for a little over a year before returning to Earth in March. Previous missions have lasted months to years.The Boeing-made reusable space planes were first launched in 2010 and are 29 feet (9 meters) long with a wingspan of almost 15 feet (4.5 meters).___Popular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAP science writer Adithi Ramakrishnan contributed.___The Associated Press Health and Science Department receives support from the Howard Hughes Medical Institute’s Department of Science Education and the Robert Wood Johnson Foundation. The AP is solely responsible for all content.Related TopicsUS MilitarySponsored Content by TaboolaPopular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMHurricane Erin updates: Storm weakens to Category 1, moves away from US coastlineAug 22, 2:53 PMABC News Live24/7 coverage of breaking news and live eventsABC News NetworkPrivacy PolicyYour US State Privacy RightsChildren's Online Privacy PolicyInterest-Based AdsAbout Nielsen MeasurementTerms of UseDo Not Sell or Share My Personal InformationContact Us © 2025 ABC News

ABC NewsLiveVideoShowsShopInterest Successfully AddedWe'll notify you here with news aboutTurn on desktop notifications for breaking stories about interest? OffOnStream onAnother US military mini shuttle launches on a secret missionAnother U.S. military mini shuttle has blasted off on a secret missionByHALLIE GOLDEN Associated PressAugust 21, 2025, 11:56 PM1:14This image taken from a SpaceX live stream shows a U.S. military mini shuttle lifting off from Cape Canaveral, Fla., Thursday, Aug. 21, 2025. (SpaceX via AP)The Associated PressAnother U.S. military mini shuttle blasted off Thursday night to conduct classified experiments in space.Launched by SpaceX, the space plane with no one aboard took off from Cape Canaveral, Florida. It's the eighth such flight for the test vehicles known as X-37B. This one will test laser communications and safe navigation without GPS, according to the U.S. Space Force.It's not yet clear how long the mini shuttle will remain aloft. The last X-37B circled the globe for a little over a year before returning to Earth in March. Previous missions have lasted months to years.The Boeing-made reusable space planes were first launched in 2010 and are 29 feet (9 meters) long with a wingspan of almost 15 feet (4.5 meters).___Popular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAP science writer Adithi Ramakrishnan contributed.___The Associated Press Health and Science Department receives support from the Howard Hughes Medical Institute’s Department of Science Education and the Robert Wood Johnson Foundation. The AP is solely responsible for all content.Related TopicsUS MilitarySponsored Content by TaboolaPopular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMHurricane Erin updates: Storm weakens to Category 1, moves away from US coastlineAug 22, 2:53 PMABC News Live24/7 coverage of breaking news and live eventsABC News NetworkPrivacy PolicyYour US State Privacy RightsChildren's Online Privacy PolicyInterest-Based AdsAbout Nielsen MeasurementTerms of UseDo Not Sell or Share My Personal InformationContact Us © 2025 ABC News

ABC NewsLiveVideoShowsShopInterest Successfully AddedWe'll notify you here with news aboutTurn on desktop notifications for breaking stories about interest? OffOnStream onAnother US military mini shuttle launches on a secret missionAnother U.S. military mini shuttle has blasted off on a secret missionByHALLIE GOLDEN Associated PressAugust 21, 2025, 11:56 PM1:14This image taken from a SpaceX live stream shows a U.S. military mini shuttle lifting off from Cape Canaveral, Fla., Thursday, Aug. 21, 2025. (SpaceX via AP)The Associated PressAnother U.S. military mini shuttle blasted off Thursday night to conduct classified experiments in space.Launched by SpaceX, the space plane with no one aboard took off from Cape Canaveral, Florida. It's the eighth such flight for the test vehicles known as X-37B. This one will test laser communications and safe navigation without GPS, according to the U.S. Space Force.It's not yet clear how long the mini shuttle will remain aloft. The last X-37B circled the globe for a little over a year before returning to Earth in March. Previous missions have lasted months to years.The Boeing-made reusable space planes were first launched in 2010 and are 29 feet (9 meters) long with a wingspan of almost 15 feet (4.5 meters).___Popular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAP science writer Adithi Ramakrishnan contributed.___The Associated Press Health and Science Department receives support from the Howard Hughes Medical Institute’s Department of Science Education and the Robert Wood Johnson Foundation. The AP is solely responsible for all content.Related TopicsUS MilitarySponsored Content by TaboolaPopular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMHurricane Erin updates: Storm weakens to Category 1, moves away from US coastlineAug 22, 2:53 PMABC News Live24/7 coverage of breaking news and live eventsABC News NetworkPrivacy PolicyYour US State Privacy RightsChildren's Online Privacy PolicyInterest-Based AdsAbout Nielsen MeasurementTerms of UseDo Not Sell or Share My Personal InformationContact Us © 2025 ABC News

ABC NewsLiveVideoShowsShopInterest Successfully AddedWe'll notify you here with news aboutTurn on desktop notifications for breaking stories about interest? OffOnStream onAnother US military mini shuttle launches on a secret missionAnother U.S. military mini shuttle has blasted off on a secret missionByHALLIE GOLDEN Associated PressAugust 21, 2025, 11:56 PM1:14This image taken from a SpaceX live stream shows a U.S. military mini shuttle lifting off from Cape Canaveral, Fla., Thursday, Aug. 21, 2025. (SpaceX via AP)The Associated PressAnother U.S. military mini shuttle blasted off Thursday night to conduct classified experiments in space.Launched by SpaceX, the space plane with no one aboard took off from Cape Canaveral, Florida. It's the eighth such flight for the test vehicles known as X-37B. This one will test laser communications and safe navigation without GPS, according to the U.S. Space Force.It's not yet clear how long the mini shuttle will remain aloft. The last X-37B circled the globe for a little over a year before returning to Earth in March. Previous missions have lasted months to years.The Boeing-made reusable space planes were first launched in 2010 and are 29 feet (9 meters) long with a wingspan of almost 15 feet (4.5 meters).___Popular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAP science writer Adithi Ramakrishnan contributed.___The Associated Press Health and Science Department receives support from the Howard Hughes Medical Institute’s Department of Science Education and the Robert Wood Johnson Foundation. The AP is solely responsible for all content.Related TopicsUS MilitarySponsored Content by TaboolaPopular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMHurricane Erin updates: Storm weakens to Category 1, moves away from US coastlineAug 22, 2:53 PMABC News Live24/7 coverage of breaking news and live eventsABC News NetworkPrivacy PolicyYour US State Privacy RightsChildren's Online Privacy PolicyInterest-Based AdsAbout Nielsen MeasurementTerms of UseDo Not Sell or Share My Personal InformationContact Us © 2025 ABC News

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Another US military mini shuttle launches on a secret missionAnother U.S. military mini shuttle has blasted off on a secret missionByHALLIE GOLDEN Associated PressAugust 21, 2025, 11:56 PM1:14This image taken from a SpaceX live stream shows a U.S. military mini shuttle lifting off from Cape Canaveral, Fla., Thursday, Aug. 21, 2025. (SpaceX via AP)The Associated PressAnother U.S. military mini shuttle blasted off Thursday night to conduct classified experiments in space.Launched by SpaceX, the space plane with no one aboard took off from Cape Canaveral, Florida. It's the eighth such flight for the test vehicles known as X-37B. This one will test laser communications and safe navigation without GPS, according to the U.S. Space Force.It's not yet clear how long the mini shuttle will remain aloft. The last X-37B circled the globe for a little over a year before returning to Earth in March. Previous missions have lasted months to years.The Boeing-made reusable space planes were first launched in 2010 and are 29 feet (9 meters) long with a wingspan of almost 15 feet (4.5 meters).___Popular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAP science writer Adithi Ramakrishnan contributed.___The Associated Press Health and Science Department receives support from the Howard Hughes Medical Institute’s Department of Science Education and the Robert Wood Johnson Foundation. The AP is solely responsible for all content.Related TopicsUS MilitarySponsored Content by TaboolaPopular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMHurricane Erin updates: Storm weakens to Category 1, moves away from US coastlineAug 22, 2:53 PMABC News Live24/7 coverage of breaking news and live events

Another US military mini shuttle launches on a secret missionAnother U.S. military mini shuttle has blasted off on a secret missionByHALLIE GOLDEN Associated PressAugust 21, 2025, 11:56 PM1:14This image taken from a SpaceX live stream shows a U.S. military mini shuttle lifting off from Cape Canaveral, Fla., Thursday, Aug. 21, 2025. (SpaceX via AP)The Associated PressAnother U.S. military mini shuttle blasted off Thursday night to conduct classified experiments in space.Launched by SpaceX, the space plane with no one aboard took off from Cape Canaveral, Florida. It's the eighth such flight for the test vehicles known as X-37B. This one will test laser communications and safe navigation without GPS, according to the U.S. Space Force.It's not yet clear how long the mini shuttle will remain aloft. The last X-37B circled the globe for a little over a year before returning to Earth in March. Previous missions have lasted months to years.The Boeing-made reusable space planes were first launched in 2010 and are 29 feet (9 meters) long with a wingspan of almost 15 feet (4.5 meters).___Popular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAP science writer Adithi Ramakrishnan contributed.___The Associated Press Health and Science Department receives support from the Howard Hughes Medical Institute’s Department of Science Education and the Robert Wood Johnson Foundation. The AP is solely responsible for all content.Related TopicsUS MilitarySponsored Content by TaboolaPopular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMHurricane Erin updates: Storm weakens to Category 1, moves away from US coastlineAug 22, 2:53 PMABC News Live24/7 coverage of breaking news and live events

Another US military mini shuttle launches on a secret missionAnother U.S. military mini shuttle has blasted off on a secret missionByHALLIE GOLDEN Associated PressAugust 21, 2025, 11:56 PM1:14This image taken from a SpaceX live stream shows a U.S. military mini shuttle lifting off from Cape Canaveral, Fla., Thursday, Aug. 21, 2025. (SpaceX via AP)The Associated PressAnother U.S. military mini shuttle blasted off Thursday night to conduct classified experiments in space.Launched by SpaceX, the space plane with no one aboard took off from Cape Canaveral, Florida. It's the eighth such flight for the test vehicles known as X-37B. This one will test laser communications and safe navigation without GPS, according to the U.S. Space Force.It's not yet clear how long the mini shuttle will remain aloft. The last X-37B circled the globe for a little over a year before returning to Earth in March. Previous missions have lasted months to years.The Boeing-made reusable space planes were first launched in 2010 and are 29 feet (9 meters) long with a wingspan of almost 15 feet (4.5 meters).___Popular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAP science writer Adithi Ramakrishnan contributed.___The Associated Press Health and Science Department receives support from the Howard Hughes Medical Institute’s Department of Science Education and the Robert Wood Johnson Foundation. The AP is solely responsible for all content.Related TopicsUS MilitarySponsored Content by TaboolaPopular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMHurricane Erin updates: Storm weakens to Category 1, moves away from US coastlineAug 22, 2:53 PMABC News Live24/7 coverage of breaking news and live events

Another US military mini shuttle launches on a secret missionAnother U.S. military mini shuttle has blasted off on a secret missionByHALLIE GOLDEN Associated PressAugust 21, 2025, 11:56 PM1:14This image taken from a SpaceX live stream shows a U.S. military mini shuttle lifting off from Cape Canaveral, Fla., Thursday, Aug. 21, 2025. (SpaceX via AP)The Associated PressAnother U.S. military mini shuttle blasted off Thursday night to conduct classified experiments in space.Launched by SpaceX, the space plane with no one aboard took off from Cape Canaveral, Florida. It's the eighth such flight for the test vehicles known as X-37B. This one will test laser communications and safe navigation without GPS, according to the U.S. Space Force.It's not yet clear how long the mini shuttle will remain aloft. The last X-37B circled the globe for a little over a year before returning to Earth in March. Previous missions have lasted months to years.The Boeing-made reusable space planes were first launched in 2010 and are 29 feet (9 meters) long with a wingspan of almost 15 feet (4.5 meters).___Popular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAP science writer Adithi Ramakrishnan contributed.___The Associated Press Health and Science Department receives support from the Howard Hughes Medical Institute’s Department of Science Education and the Robert Wood Johnson Foundation. The AP is solely responsible for all content.Related TopicsUS MilitarySponsored Content by TaboolaPopular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMHurricane Erin updates: Storm weakens to Category 1, moves away from US coastlineAug 22, 2:53 PMABC News Live24/7 coverage of breaking news and live events

Another US military mini shuttle launches on a secret missionAnother U.S. military mini shuttle has blasted off on a secret missionByHALLIE GOLDEN Associated PressAugust 21, 2025, 11:56 PM1:14This image taken from a SpaceX live stream shows a U.S. military mini shuttle lifting off from Cape Canaveral, Fla., Thursday, Aug. 21, 2025. (SpaceX via AP)The Associated PressAnother U.S. military mini shuttle blasted off Thursday night to conduct classified experiments in space.Launched by SpaceX, the space plane with no one aboard took off from Cape Canaveral, Florida. It's the eighth such flight for the test vehicles known as X-37B. This one will test laser communications and safe navigation without GPS, according to the U.S. Space Force.It's not yet clear how long the mini shuttle will remain aloft. The last X-37B circled the globe for a little over a year before returning to Earth in March. Previous missions have lasted months to years.The Boeing-made reusable space planes were first launched in 2010 and are 29 feet (9 meters) long with a wingspan of almost 15 feet (4.5 meters).___Popular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAP science writer Adithi Ramakrishnan contributed.___The Associated Press Health and Science Department receives support from the Howard Hughes Medical Institute’s Department of Science Education and the Robert Wood Johnson Foundation. The AP is solely responsible for all content.Related TopicsUS MilitarySponsored Content by TaboolaPopular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMHurricane Erin updates: Storm weakens to Category 1, moves away from US coastlineAug 22, 2:53 PMABC News Live24/7 coverage of breaking news and live events

Another US military mini shuttle launches on a secret missionAnother U.S. military mini shuttle has blasted off on a secret missionByHALLIE GOLDEN Associated PressAugust 21, 2025, 11:56 PM1:14This image taken from a SpaceX live stream shows a U.S. military mini shuttle lifting off from Cape Canaveral, Fla., Thursday, Aug. 21, 2025. (SpaceX via AP)The Associated PressAnother U.S. military mini shuttle blasted off Thursday night to conduct classified experiments in space.Launched by SpaceX, the space plane with no one aboard took off from Cape Canaveral, Florida. It's the eighth such flight for the test vehicles known as X-37B. This one will test laser communications and safe navigation without GPS, according to the U.S. Space Force.It's not yet clear how long the mini shuttle will remain aloft. The last X-37B circled the globe for a little over a year before returning to Earth in March. Previous missions have lasted months to years.The Boeing-made reusable space planes were first launched in 2010 and are 29 feet (9 meters) long with a wingspan of almost 15 feet (4.5 meters).___Popular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAP science writer Adithi Ramakrishnan contributed.___The Associated Press Health and Science Department receives support from the Howard Hughes Medical Institute’s Department of Science Education and the Robert Wood Johnson Foundation. The AP is solely responsible for all content.Related TopicsUS MilitarySponsored Content by Taboola

Another US military mini shuttle launches on a secret missionAnother U.S. military mini shuttle has blasted off on a secret missionByHALLIE GOLDEN Associated PressAugust 21, 2025, 11:56 PM1:14This image taken from a SpaceX live stream shows a U.S. military mini shuttle lifting off from Cape Canaveral, Fla., Thursday, Aug. 21, 2025. (SpaceX via AP)The Associated PressAnother U.S. military mini shuttle blasted off Thursday night to conduct classified experiments in space.Launched by SpaceX, the space plane with no one aboard took off from Cape Canaveral, Florida. It's the eighth such flight for the test vehicles known as X-37B. This one will test laser communications and safe navigation without GPS, according to the U.S. Space Force.It's not yet clear how long the mini shuttle will remain aloft. The last X-37B circled the globe for a little over a year before returning to Earth in March. Previous missions have lasted months to years.The Boeing-made reusable space planes were first launched in 2010 and are 29 feet (9 meters) long with a wingspan of almost 15 feet (4.5 meters).___Popular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAP science writer Adithi Ramakrishnan contributed.___The Associated Press Health and Science Department receives support from the Howard Hughes Medical Institute’s Department of Science Education and the Robert Wood Johnson Foundation. The AP is solely responsible for all content.Related TopicsUS MilitarySponsored Content by Taboola

Another US military mini shuttle launches on a secret missionAnother U.S. military mini shuttle has blasted off on a secret mission

Another U.S. military mini shuttle has blasted off on a secret mission

ByHALLIE GOLDEN Associated PressAugust 21, 2025, 11:56 PM

ByHALLIE GOLDEN Associated PressAugust 21, 2025, 11:56 PM

ByHALLIE GOLDEN Associated PressAugust 21, 2025, 11:56 PM

1:14This image taken from a SpaceX live stream shows a U.S. military mini shuttle lifting off from Cape Canaveral, Fla., Thursday, Aug. 21, 2025. (SpaceX via AP)The Associated Press

1:14This image taken from a SpaceX live stream shows a U.S. military mini shuttle lifting off from Cape Canaveral, Fla., Thursday, Aug. 21, 2025. (SpaceX via AP)The Associated Press

1:14This image taken from a SpaceX live stream shows a U.S. military mini shuttle lifting off from Cape Canaveral, Fla., Thursday, Aug. 21, 2025. (SpaceX via AP)The Associated Press

1:14This image taken from a SpaceX live stream shows a U.S. military mini shuttle lifting off from Cape Canaveral, Fla., Thursday, Aug. 21, 2025. (SpaceX via AP)The Associated Press

This image taken from a SpaceX live stream shows a U.S. military mini shuttle lifting off from Cape Canaveral, Fla., Thursday, Aug. 21, 2025. (SpaceX via AP)The Associated Press

This image taken from a SpaceX live stream shows a U.S. military mini shuttle lifting off from Cape Canaveral, Fla., Thursday, Aug. 21, 2025. (SpaceX via AP)

Another U.S. military mini shuttle blasted off Thursday night to conduct classified experiments in space.Launched by SpaceX, the space plane with no one aboard took off from Cape Canaveral, Florida. It's the eighth such flight for the test vehicles known as X-37B. This one will test laser communications and safe navigation without GPS, according to the U.S. Space Force.It's not yet clear how long the mini shuttle will remain aloft. The last X-37B circled the globe for a little over a year before returning to Earth in March. Previous missions have lasted months to years.The Boeing-made reusable space planes were first launched in 2010 and are 29 feet (9 meters) long with a wingspan of almost 15 feet (4.5 meters).___Popular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAP science writer Adithi Ramakrishnan contributed.___The Associated Press Health and Science Department receives support from the Howard Hughes Medical Institute’s Department of Science Education and the Robert Wood Johnson Foundation. The AP is solely responsible for all content.

Another U.S. military mini shuttle blasted off Thursday night to conduct classified experiments in space.

Launched by SpaceX, the space plane with no one aboard took off from Cape Canaveral, Florida. It's the eighth such flight for the test vehicles known as X-37B. This one will test laser communications and safe navigation without GPS, according to the U.S. Space Force.

It's not yet clear how long the mini shuttle will remain aloft. The last X-37B circled the globe for a little over a year before returning to Earth in March. Previous missions have lasted months to years.

The Boeing-made reusable space planes were first launched in 2010 and are 29 feet (9 meters) long with a wingspan of almost 15 feet (4.5 meters).

Popular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AM

Popular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AM

Trump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PM

Trump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PM

Trump admin live updates: Trump says US owns 10% of tech company Intel

Trump admin live updates: Trump says US owns 10% of tech company Intel

Appeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PM

Appeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PM

Appeals court throws out Trump's $454 million civil fraud judgment

Appeals court throws out Trump's $454 million civil fraud judgment

Supreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AM

Supreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AM

Supreme Court formally asked to overturn landmark same-sex marriage ruling

Supreme Court formally asked to overturn landmark same-sex marriage ruling

The Associated Press Health and Science Department receives support from the Howard Hughes Medical Institute’s Department of Science Education and the Robert Wood Johnson Foundation. The AP is solely responsible for all content.

Popular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMHurricane Erin updates: Storm weakens to Category 1, moves away from US coastlineAug 22, 2:53 PMABC News Live24/7 coverage of breaking news and live events

Popular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMHurricane Erin updates: Storm weakens to Category 1, moves away from US coastlineAug 22, 2:53 PMABC News Live24/7 coverage of breaking news and live events

Popular ReadsTrump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PMSupreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AMAppeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PMHurricane Erin updates: Storm weakens to Category 1, moves away from US coastlineAug 22, 2:53 PM

Trump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PM

Trump admin live updates: Trump says US owns 10% of tech company IntelAug 22, 4:38 PM

Trump admin live updates: Trump says US owns 10% of tech company Intel

Trump admin live updates: Trump says US owns 10% of tech company Intel

Supreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AM

Supreme Court formally asked to overturn landmark same-sex marriage rulingAug 11, 4:59 AM

Supreme Court formally asked to overturn landmark same-sex marriage ruling

Supreme Court formally asked to overturn landmark same-sex marriage ruling

Appeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PM

Appeals court throws out Trump's $454 million civil fraud judgmentAug 21, 5:56 PM

Appeals court throws out Trump's $454 million civil fraud judgment

Appeals court throws out Trump's $454 million civil fraud judgment

Hurricane Erin updates: Storm weakens to Category 1, moves away from US coastlineAug 22, 2:53 PM

Hurricane Erin updates: Storm weakens to Category 1, moves away from US coastlineAug 22, 2:53 PM

Hurricane Erin updates: Storm weakens to Category 1, moves away from US coastline

Hurricane Erin updates: Storm weakens to Category 1, moves away from US coastline

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