Astronomers used James Webb Space Telescope data to determine the density of the universe's most mysterious "stuff." ...

A February moon offers a practical preview of where to look for March's total lunar eclipse.

This cluster of sunspots has produced more than 60 solar flares, including several that could spark colorful auroras across ...

Coronagraphs are telescopes equipped with an occulting disk to block out the overwhelming radiation emanated from the visible surface of the Sun, along with optical stops and filters that are ...

Elon Musk says artificial intelligence's future may soon leave Earth as the most economically viable place for AI to move beyond terrestrial limits, sparking debate over his 30-month prediction and ...

Several U.S. states will be able to view the Northern Lights tonight, including Alaska, New York and Montana.

The second stage of SpaceX's Falcon 9 rocket captured an amazing view of Earth during the launch of the Intelsat 40e ...

From collapsing glaciers and retreating lakes to exploding cities and intensifying fires, satellite images reveal how quickly Earth is changing. This video explores striking before and after views ...

Getting into space has never been cheaper thanks to private firms and reusable technology. That has sparked something of a ...

Has driving through history ever been so cool, beautiful and timely than visiting Cape Canaveral, the original and current ...

Who's up for a holiday rocket launch? Weather permitting, a SpaceX Falcon 9 rocket should be visible from the Space Coast on ...