When the Artemis 2 astronauts launch to the moon next year, they will be accompanied by one of 25 plush toys just named a ...

SpaceX sent another batch of its Starlink broadband internet satellites into low Earth orbit today (Aug. 18), atop a Falcon 9 ...

Beyond the familiar planets lies a fascinating frontier filled with icy worlds, mysterious orbits, and cosmic curiosities.

A report published in June found that the world only has three years before it crosses the 1.5 C climate target. So what ...

Auroras may be visible from Alaska to Iowa as an incoming speedy solar wind could spark geomagnetic storm conditions overnight.

The star, named WD 0525+526, is located about 128 light-years from Earth. Though it appeared rather standard at first glance through visible light, further observations using the Hubble telescope ...

A rare August morning alignment brings Mercury, a thin crescent moon and the Beehive Cluster together in the predawn sky.

Mercury is still shrinking as it cools in the aftermath of its formation; new research narrows down estimates of just how ...

Viewing with the aid of 10x50 binoculars will bring the light cast by a stellar cluster into sharper focus, or even allow you ...

Kenna Hughes-Castleberry is the Content Manager at Space.com. Formerly, she was the Science Communicator at JILA, a physics ...

The effects of Earth's changing climate is driving up the number of legal suits related to environmental issues ...

The new AI tool could help astronauts diagnose and treat medical issues when far from Earth and beyond the reach of doctors.