Donaldjohanson, a main belt asteroid, could be a relic of a cosmic collision that took place 150 million years ago.

NASA’s Lucy spacecraft is gearing up for an exciting flyby of the asteroid Donaldjohanson on April 20, 2025. The mission, ...

Donaldjohanson formed about 150 million years ago when a much larger asteroid broke apart. Since then, its orbit and spin ...

YR4, which orbits the sun every four years and periodically crosses Earth's orbit. The nature of its orbit makes it a ...

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

Deimos is the smaller and less photographed of Mars’ moons. This egg-shaped object, only measuring about 7.7 miles in ...

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

New Southwest Research Institute-led modeling indicates the main belt asteroid (52246) Donaldjohanson may have formed about ...

AstroForge says there's no real hope of reestablishing contact with its Odin probe, the first private spacecraft ever to fly ...

For an hour, HERA flew as close as 5,600 kilometers from the Martian surface, at a speed of 33,480 kilometers an hour. It ...

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

A space probe named Hera captured images of Mars' small Deimos moon while on a mission to examine an asteroid.