It takes light a single day to travel 16 billion miles. The Voyager 1 probe will need a little longer, just 49 years.

Shenzhou 21 Taikonauts Zhang Lu, Zhang Hongzhang and Wu Fei — are stuck aboard the Tiangong space station until a new vessel ...

China conducted an urgent unmanned spacecraft launch on Tuesday, after damage to a previous mission's return capsule left the crew on its space station without a means of getting back to Earth.

BEIJING - China's first emergency space launch entered orbit after blasting off on Tuesday, as the country looks to plug ...

It will make its way to the Tiangong space station, where three Chinese astronauts have been awaiting a replacement ...

The Department of Defense on Monday said it is launching a "thorough review" into Democratic Sen. Mark Kelly, citing "serious allegations of misconduct." ...

Discover the incredible story of NASA's New Horizons mission, from its 2006 launch aboard an Atlas V rocket to its historic ...

Those astronauts are flying on the Shenzhou 21 mission, which arrived at Tiangong on Halloween night. But the spacecraft they ...

President Donald Trump signed an executive order to harness AI through the Genesis Mission, which will merge scientific ...

"Asteroseismology with Roman is possible because we don't need to ask the telescope to do anything it wasn't already planning ...

The Shenzhou 22 mission, originally scheduled to fly next year, is now scheduled to launch on Tuesday, Nov. 25, at 04:11 UTC ...