Scheduled to launch Aug. 30 aboard a SpaceX Falcon Heavy rocket, NASA's Roman telescope will image far more sky than Hubble ...

A spacecraft meant to push NASA’s Swift Observatory to a higher orbit malfunctioned and started tumbling several days ago.

NASA's Roman Space Telescope is ready to launch on a SpaceX Falcon Heavy rocket on Aug. 30. It'll map the entire sky like ...

NASA launched the Swift Boost mission earlier this month to try and save one of its aging science observatories, but the ...

Explore decades of incredible images and videos of stars, planets, moons, and galaxies—most of which are free to use and share.

The Soyuz MS-28 landing in Kazakhstan brought a 241-day stay in space to a successful conclusion.

NASA's Anil Menon will be the first American to reach space in more than 3 months since the Artemis II moon mission in April.

Flames burned through the Deep Space Communications Complex near Madrid, but NASA has been unable to assess the damage as a ...

A spacecraft built to unlock some of the universe’s greatest mysteries will also carry a deeply human message into the cosmos ...

The new crew will replace three other Soyuz fliers wrapping up a 240-day stay aboard the International Space Station.

Veteran NASA astronaut Don Pettit has released a breathtaking photograph of the Milky Way captured during his latest mission aboard the International Space Station, offering one of the clearest views ...

NASA is gearing up to launch the Nancy Grace Roman Space Telescope this summer, sending the spacecraft 1 million miles from Earth to unlock the mysteries of the universe.