A massive asteroid, named 2025 OW, resembling a 25-storey building, is approaching Earth next week. It measures about 220 ...

That data shows that even with Earth avoiding direct impact, YR4 could still pose a threat in late 2032 by slamming into the ...

Aliens are visiting our solar system. Not little green men, sadly, but natural alien objects—cosmic bodies such as comets and ...

Scientists have discovered that Earth could have at least six minimoons that we never knew existed. A minimoon is a small ...

Declining birth rates around the world may pose new challenges for humanity. A new book on the topic by Elon Musk–funded ...

Comet 3I/ATLAS was first identified by the Asteroid Terrestrial-impact Last Alert System (ATLAS), a global network of four ...

Heliostats that harness sunlight by day could help detect asteroids by night, offering the U.S. a scalable planetary defense ...

Sandia scientist John Sandusky believes he has found a way to put heliostats, which typically turn solar energy into ...

When high-velocity asteroids land on Earth, they can form a meteor impact crater. Such collisions have occurred throughout ...

NASA scientists have set out the truth about a 220-foot asteroid hurtling 'near' Earth early next week. Naturally, talk of ...

The Vera Rubin telescope is poised to kick off an explosive era of discovery. "It's like old-fashioned astronomy: Find the ...

"It could represent some of the oldest and most pristine water ever observed, formed in another planetary system and ...