'Columbia' is once again destined for the District of Columbia. The command module is returning to the National Air and Space Museum after a two-year, five-city tour.
In low Earth orbit's growing "space junkyard," new technologies could reduce the risk of collisions.
Rocket Lab has won a NASA contract to launch a tiny cubesat that will serve as a pathfinder for the space agency's moon-orbiting space station, known as Gateway.
The Breakthrough Listen SETI project has scanned the interstellar Comet Borisov for "technosignatures" but come up empty so far.
Many tiny patches of modern Martian ground may be capable of supporting life, if only very briefly, a new study suggests.
As the waning crescent moon rises in the small hours of the morning of Tuesday, Feb. 18, skywatchers will be preparing for an unusual event.
A night-sky photo features a lonely stargazer admiring the beautiful constellation of Orion, the hunter — and it's strangely dimming star Betelgeuse.
The lyric video for Pete Yorn's song "I Wanna Be the One" is set against NASA footage of a 2017 International Space Station spacewalk.
Have you ever wanted to join the Resistance and fight alongside Poe and Finn to free the galaxy from the tyrannical rule of the First Order?