Astronomers have discovered a panoply of new moons orbiting Saturn, bringing the ringed gas giant's total up to 274 moons—far ...

NASA’s newest space telescope rocketed into orbit Tuesday to map the entire sky like never before — a sweeping look at ...

Moon landing remains a source of controversy for some, with this photo of Buzz Aldrin the subject of three viral conspiracies ...

Einstein's theory of general relativity suggests that the "memory" of ancient events, such as black hole mergers, may be ...

Trump on two astronauts stuck in space: "Maybe they'll love each other, I don't know. But they've been left up there. Think ...

The SPHEREx telescope will create the most colorful map of the cosmos, while the four satellites of the PUNCH mission track ...

When astronauts walk on the moon, they'll serve as the eyes, hands, and boots-on-the-ground interpreters supporting the ...

Scientists have discovered two enigmatic icy objects in deep space that defy explanation. Unlike typical interstellar ice ...

You'll get access to an ad-free website with a faster photo browser, the chance to claim free tickets to a host of events ...

But I can at least lay out what each background does and give some broad recommendations. Mashable Light Speed Want more out-of-this world tech, space and science stories? Sign up for Mashable's ...

NASA’s SPHEREx mission will survey the entire sky in 102 different “colors” of light, offering scientists an unprecedented ...

The U.S. Space Force has released a rare photo of the X-37B space plane in orbit, marking the first public image of the secretive vehicle in space, as it conducts experiments and tests new orbital ...