Computer simulations suggest that Mars' puzzling moons, Phobos and Deimos, may have been formed from debris created when a ...

Preliminary research suggests asteroid 2024 PT5, which stuck around Earth for almost two months, has lunar origins ...

WB—is estimated to be between 240 and 525 feet across and will pass us at about twice the distance between the Earth and moon ...

Earth is saying goodbye to an asteroid that has been a "mini-moon" of sorts since late September, when it joined the planet's ...

A chunk of rock collected from the asteroid Ryugu contains bacteria—but, unfortunately, it's not evidence of alien life.

An asteroid the size of Manhattan’s Empire State Building will safely pass on April 13, 2029, in a once every 5,000 to 10,000 ...

The asteroid 16 Psyche is theorized to contain $10,000,000,000,000,000,000 worth of valuable metals, including platinum and ...

Panspermia is the hypothesis that life can survive the transfer between planetary bodies as a secondary path for life to get ...

Scientists simulated a situation that may offer an improved explanation for how the Red Planet ended up with small Phobos and ...

In an international study led by Western University and Lowell Observatory, scientists describe a pioneering, integrative ...

Earth is parting company with an asteroid that's been tagging along as a “mini moon" for the past two months. The harmless ...

Lowell Observatory astronomer and asteroid expert Nick Moskovitz said we know little about this asteroid coming by so close ...