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

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

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 ...

HERE'S HOW YOU CAN SEE IT The spacecraft has valued experience as it successfully observed the tiny main belt ... which uses the asteroid’s apparent position against the star background to ...

NASA's Lucy spacecraft, on its way to Jupiter's Trojan asteroids, has its next target in its sights: the main belt asteroid ... spotted the asteroid moving against a background of stars.

Lucy is preparing for a close encounter with the asteroid Donaldjohanson, a key milestone before its groundbreaking journey ...

Lucy had already successfully observed the tiny main belt asteroid Dinkinesh ... which uses the asteroid's apparent position against the star background to ensure an accurate flyby.

Anything that survives the impact is a meteorite. Where do meteorites come from? Most are from the asteroid belt, a jumble of rocks between the orbits of Mars and Jupiter. They range in size from ...

Illustration: NASA’s Goddard Space Flight Center/Conceptual Image Lab/Adriana Gutierrez The Lucy spacecraft just got its first good look at the main belt asteroid Donaldjohanson as the NASA ...