The rocket's developer, the China Academy of Launch Vehicle Technology (CALT), says the rocket is a modified version of the ...

The highly anticipated program has faced a series of delays from the originally planned Aug. 26 launch due to unfavorable ...

Earlier this month, the European Space Agency (ESA) launched its newest Earth-observation satellite, known as Copernicus Sentinel-2C.

See 10 of the week’s most interesting images from around the world, as selected by Washington Post photo editors.

On the night of Wednesday, September 18, drones controlled by the Security Service of Ukraine (SSU), the Defense Intelligence ...

Splashdown northwest of Key West, Florida, closed out a mission highlighted by the first non-government civilian spacewalk.

People across the Washington D.C. region were treated to spectacular views of SpaceX's Falcon 9 rocket early Tuesday morning.

The leader of Hezbollah says they will exact revenge on Israel for two days of attacks that killed dozens and wounded ...

As a barrage of more than 30 rockets blasted from Lebanon rained down on northern Israel Saturday, the heads of the CIA and ...

An American astronaut and two Russian cosmonauts successfully launched Wednesday for a six-month mission to the International ...

The mission is taking people farther from Earth than anyone has traveled since the end of NASA’s Apollo moon missions.

Melbourne Cup contender Riff Rocket has been euthanised a week after undergoing emergency surgery last week. Last week, Riff ...