Watch Eta Aquarid meteors streak across the sky live from observatories and sky cams around the world. It's meteor season ...

Catch Lyrid meteors live online with these stunning sky cams from around the world. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking ...

Live coverage of Artemis 2's splashdown begins this evening as four astronauts return from their historic 10-day mission around the moon.

Roman will survey the universe with a mirror similar to the Hubble Space Telescope, revealing more about how the cosmos ...

A bright waning gibbous moon may wash out this week's Eta Aquarid meteor shower peak — but early risers could still catch a ...

Europe's most powerful rocket roared into action early Thursday morning (April 30), and you can watch the action live. An ...

Does the cancellation of 'Starfleet Academy' suggest that lean times are ahead for 'Star Trek' and 'Star Wars'?

SpaceX will launch its Falcon Heavy rocket for the first time in 18 months on Monday morning (April 27), and you can watch ...

The moon will briefly hide Regulus in a dramatic occultation visible across parts of the eastern U.S.

Astronomers call this "eruptive mass loss," and it's a stellar drama we're still trying to fully grasp.

NASA's historic Artemis 2 mission will return to Earth today (April 10) to end a 10-day test flight around the moon. The four astronaut crew return home with a splashdown off the ...

A Virtual Telescope Project livestream will track NASA's Artemis 2 Orion spacecraft as it races back toward Earth. Here's how to watch it live.