Deep beneath the surface of distant exoplanets known as super-Earths, oceans of molten rock may be doing something ...

Orbin Mauricio Henríquez Serrano stopped at the Speedway at Snelling and Portland avenues in St. Paul for gas on Sunday. He ...

Astronomers tracking the skies around our planet have picked up two very different cosmic companions: a vast interstellar ...

"Without Mars, Earth's orbit would be missing major climate cycles. What would humans and other animals even look like if ...

Harvard's Avi Loeb says a rare sun alignment on 22 January could prove interstellar visitor 3I/ATLAS is an alien spaceship.

NASA data reveals a dramatic blue glow from the ancient interstellar comet 3I/ATLAS. Discover why this 8-billion-year-old ...