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

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

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

Get Instant Summarized Text (Gist) The asteroid 2024 YR4, discovered in December 2024, has a small chance of impacting Earth in 2032, with current estimates placing the probability at 0.16%. If it ...

New observations of a small asteroid discovered in December have led astronomers to conclude that the chances of it striking Earth are almost zero after earlier data had indicated a higher risk of a ...

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 ...

On the way to investigate the scene of a historic asteroid collision, a European spacecraft swung by Mars and captured rare ...

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

In December 2024, astronomers in Chile spotted a new asteroid streaking through the sky, which they named 2024 YR4. What’s significant about this 100m-wide space rock is that it has a small ...

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