Two colliding galaxies have been found to be reorganizing their dwarf satellites, potentially solving a major conundrum ...

OTV-8 is the third X-37B mission to launch on a SpaceX rocket. (Two have employed Falcon 9s and one lifted off on a Falcon ...

Astronomers have used a new type of extreme supernova in which a massive star was stripped right "down to the bone" to better ...

There are several candidates for the biggest star in the universe. One of them, VY Canis Majoris, is over 1,500 times the ...

"Considering the direction and frequency of our most common signals gives insights into where we should be looking to improve ...

Save the world and our lunar history in Lunar Strike, the 2026 sci-fi narrative adventure game that was just announced at the ...

Launch of secretive spacecraft will be streamed live Thursday night. In the dark of night, SpaceX will launch the mysterious ...

Check out this exclusive "Invasion" Season 3 clip from the opening chapter, titled "A Few Questions". We see Trevante Cole (Shamier Anderson) being interrogated by an agent of the World Defense ...

Two colossal plasma fountains tore away from the sun in a breathtaking double blast, one of the most impressive eruptions this solar cycle.

NASA's Artemis 2 mission — the first-ever crewed mission of the Orion capsule and Space Launch System (SLS) — is targeting a ...

A Black Moon rises Aug. 23, though you won't see it. Its timing makes it a rare lunar event. On Aug. 23, the night sky will ...

Battlestar Galactica meets FTL in this just-announced "story-rich tactical roguelite" from the makers of Crying Suns.