The night sky never stays still. And sometimes, it brings a quiet reminder that we share this vast space with wandering rocks ...

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

On its way to becoming the highest grossing movie of 1998, the Michael Bay disaster movie sparked a city-wide panic with its ...

Asteroid 2024 YR4, which once appeared to be on a collision course with Earth, may hit the moon, which could create some ...

The asteroid 2025 OW measures about 210 feet in length. It is reported to pass by Earth on July 28, 2025, at a distance of 393,000 miles, which is about 1.6 times the average distance to the moon. It ...

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

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

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

"In my opinion, planetary defense is an operational mission which should be formally tasked to U.S. Space Command." ...

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 ...