"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 ...

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

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

NASA is monitoring a giant space rock that is set to zoom past Earth next week – and it's bigger than the Leaning Tower of ...

All of us have a responsibility to protect our home planet. After all, it’s the only one we have, NASA Administrator Bill ...

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

Ed Lu wants to save Earth from killer asteroids. Or at least, if there is a big space rock streaking our way, Dr. Lu, a former NASA astronaut with a doctorate in applied physics, wants to find it ...

In just its first ten hours of activity, a single new observatory discovered 2,104 asteroids, or 10% of the entire ...

These asteroids were likely around when our solar system was forming 4.5 billion years ago. They originated in a different star system. And when our solar system was forming, ...

These asteroids were likely around when our solar system was forming 4.5 billion years ago. They originated in a different star system. And when our solar system was forming, ...