Pettit, NASA's oldest active astronaut, is celebrating his 70th birthday while landing in Kazakhstan after 220 days in space.

NASA astronaut Don Pettit will return to Earth from the International Space Station Saturday, alongside his two Russian ...

The first was a flyby of the asteroid Dinkinesh on Nov. 1, 2023. This coming Sunday, Lucy will zip past her second target, ...

Amid harsh cuts, the Trump administration has proposed canceling the nearly ready-to-launch Nancy Grace Roman Space Telescope ...

More states are lining up in a bid to host NASA’s headquarters, but the prize they seek may turn out to be smaller than they ...

In this week’s edition of The Prototype, we look at potential first signs of life on another world, an FDA greenlight for ...

NASA astronaut Don Pettit and two cosmonaut colleagues will return to Earth this evening (April 19), and you can watch their homecoming live.

Astronaut Don Pettit, who has been at the International Space Station since September, is set to land Saturday in Kazakhstan ...

The first super pressure balloon flight of NASA's New Zealand Balloon Campaign reached its float altitude after lifting off ...

NASA's Lucy will venture as close as 596 miles to this asteroid, an estimated 2 ½ miles in length but much shorter in width. Scientists should have a better idea of its size and shape following the ...

Blue Origin's all-female 11-minute flight on April 14 reminds us that there's a long line of women who have been making ...

Texas lawmakers urge the White House to move NASA's headquarters to Houston for cost savings and a focus on space exploration ...