On July 28, 2025, asteroid 2025 OW, about 210 feet across, will pass Earth at a safe distance of 393,000 miles. NASA assures ...

As scientists wait for the asteroid to reappear, its revised trajectory is now drawing attention to another possible target: ...

A large asteroid once considered the greatest known risk to Earth may now be on track for a direct hit — not on our planet, ...

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 ...

Astronomers think small space rocks from beyond our solar system routinely strike Earth—but proving it isn’t easy ...

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 ...