What's the difference between an asteroid and a comet? A comet is basically a dirty iceball composed of rock and ice. The classic image is of a bright "star" in the night sky with a long curved ...

A small asteroid burned up in Earth's atmosphere off the coast of California just hours after being discovered and before ...

Jamie Carter is an award-winning reporter who covers the night sky. Astronomers have spotted a large asteroid destined to whizz unusually close to Earth. First noticed just three weeks ago ...

These four rock stars are embarking on a world tour. NASA has announced that an airplane-sized “city killer” asteroid will skim past Earth today — one of four “hazardous” space rocks to ...

Measuring 1,000-feet-long, the massive asteroid was discovered in 2004. Apophis is predicted to pass within 20,000 miles of ...

massive and heavily metallic body in the main asteroid belt. NASA’s James Webb Space Telescope has detected hydrated minerals on the surface of asteroid 16 Psyche. The asteroid is one of the ...

AstroForge’s CEO Matt Gialich wants to mine asteroids for platinum, aiming to turn space’s untapped wealth into a new ...

A team of astronomers believe that our planet’s gravitational pull could alter the surface of Apophis, a near-Earth asteroid (NEA) set to make a close approach to Earth in five years’ time.

Scientists predict that the asteroid Apophis may undergo significant surface changes when it makes its close approach to Earth in 2029, according to a new study. The asteroid, named after the ...

Around 66 million years ago, the dinosaurs were killed by an enormous asteroid that hit what is today Chicxulub, Mexico. But a second asteroid struck during that same era at the Nadir crater off ...