NASA is monitoring a bus-sized asteroid as it makes its closest approach to Earth today, among a group of five space rocks ...

A CITY-KILLER asteroid could be hurtling towards Earth but going completely undetected, a space agency chief warned. Humanity ...

Images from the Hera mission show the object in remarkable detail — a small island gliding above the crater-scarred Martian ...

It is known as a near-Earth asteroid, meaning its orbit presents a danger to Earth, according to NASA. It is between 130 and ...

The Lowell Discovery Telescope stands as one of the largest telescopes in the country, swiftly adapting via unique instrument ...

Once, a very long time ago, a massive asteroid hit the Earth and wiped out the dinosaurs. In addition to functionally ...

New Southwest Research Institute-led modeling indicates the main belt asteroid (52246) Donaldjohanson may have formed about 150 million years ago when a larger parent asteroid broke apart; its orbit ...

Could a giant planet between Mars and Jupiter have doomed Earth? A new study suggests that small changes would have been ...

The Hera probe has swung around Mars, using the planet’s gravitational pull to fling itself toward its asteroid target.

A mission to survey the results of a deliberate crash between an asteroid and a NASA spacecraft has taken stunning images of ...

A 500-foot- wide space rock could inflict mass casualties across a state or a small country; those arrive every 20,000 years.

Astronomers believe thousands of large undiscovered asteroids, that could cause regional damage, may be in space.