The U.S. Federal Aviation Administration (FAA) has cleared Firefly Aerospace to resume launches of its Alpha rocket. The ...

This quiz invites you to chase comets through time and space, from ancient omens to modern scientific marvels.

Viking consisted of two twin orbiters and landers, with experimental chambers in the landers to conduct three biology ...

The 'equinox eclipse' will bring up to 86% coverage across New Zealand, Antarctica and parts of the South Pacific.

SpaceX will launch Northrop Grumman's new "Cygnus XL" cargo ship on its debut mission to the International Space Station (ISS ...

"The fact that we captured the aurora again demonstrates that our method for predicting aurorae on Mars and capturing them works." ...

The two telescopes operate synchronously: Izaña-2 fires laser pulses at a piece of space debris high overhead, and Izaña-1 ...

"It's an elegant answer, really, because we thought it was a tiny galaxy full of many separate cold stars, but it's actually, effectively, one gigantic, very cold star." ...

This unexpected color raises new questions about the alien chemistry of comets from beyond our solar system. On Sept. 7 2025, the skies darkened as Earth's shadow consumed the moon. Skywatchers in ...

Satellite images reveal a new island in Alaska's Alsek Lake, formed as retreating glaciers reshape the landscape.

Since that day, LIGO — composed of two highly sensitive laser interferometers located in Hanford, Washington and Livingston, ...

SpaceX just lofted yet another batch of its Starlink broadband satellites to orbit. A Falcon 9 rocket carrying 24 Starlink ...