NASA's NICER telescope halts its mission after a key motor fails; engineers attempt to salvage eight years of space science.

A crew of three Chinese astronauts, including the country's youngest-ever, docked early Saturday at the Tiangong space ...

China held a send-off ceremony on Friday for a new crew of astronauts set to depart for its space station, including its ...

Harvesting solar energy in orbit and beaming it down to Earth is a decades-old idea. Now, a raft of companies say they could ...

How could the principle of "radical mundanity" proposed by the Fermi paradox help explain why humans haven't found evidence ...

A crew of three Chinese astronauts, including the country's youngest-ever, docked early Saturday (Nov 1) at the Tiangong space station, accompanied by four lab mice.The Shenzhou-21 spaceship docked at ...

A crew of three Chinese astronauts, including the country’s youngest-ever, docked early Saturday at the Tiangong space station, accompanied by four ...

Three Chinese astronauts, including the country's youngest-ever, docked at the Tiangong space station, accompanied by four ...

Cislunar space is the area between Earth and the Moon, and it's becoming contested territory. The Air Force Research Lab tracks spacecraft beyond geosynchronous orbit - basically a traffic camera for ...

On Wednesday, the space companies owned by two of the richest people on Earth — Elon Musk’s SpaceX and Jeff Bezos’ Blue Origin — submitted ideas to the space agency for a faster program to land ...