Astronomers have discovered asteroid 2025 SC79, a skyscraper-sized space rock orbiting the sun in just 128 days. the ...

If such ‘twilight’ asteroids approach Earth, "they could pose serious impact hazards," warned the astronomer behind the ...

A scientist spotted an asteroid hiding in the sun's glare that orbits the sun in just 128 days, making it the second fastest ...

The newly discovered "twilight" asteroid, 2025 SC79, was obscured by the sun's glare until an astronomer pointed the Dark ...

Astronomers can usually spot "planet killer" asteroids long before they approach Earth. But what if they can't?

A new analysis estimates that the asteroid belt is steadily losing mass each year, and may not be as permanent a feature of ...

The Sun has a new neighbor that was hiding in plain twilight. An asteroid that orbits the Sun in just 113 days–the shortest known orbital period for an asteroid and second shortest for any object in ...

In the distant past, the solar system was rife with impacts and collisions. Millions of rocky objects zoomed chaotically ...

Lying between Mars and Jupiter is a massive ring of rock debris—the asteroid belt. Now thin, it’s fading away gradually.

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: JAXA, University of Tokyo, Kochi University, Rikkyo University, Nagoya University, Chiba ...