Asteroids
Latest about Asteroids

Scientists find secret comet in the asteroid belt — how many others are there?
By Keith Cooper published
Main-belt comets that scientists keep finding could provide new insights into the birth of our solar system.

'Spectacular' asteroid blazes over Siberia just hours after it was detected
By Pandora Dewan published
A small asteroid lit up the skies over northern Siberia Wednesday (Dec. 4) after burning up in Earth's atmosphere in a "spectacular" (yet harmless) fireball.

'It's like taking a picture of lightning': How astronomers raced to track the smallest asteroid ever seen
By Sharmila Kuthunur published
2022 WJ1 was only the sixth asteroid to be detected prior to striking Earth, and the smallest space rock ever seen.

Asteroid the size of 3 million elephants zooms past Earth
By Josh Dinner published
A big asteroid zoomed past Earth and the moon early Dec. 4, setting it up for another close pass in 2028.

Why we can't just name a quasi-moon 'Moony McMoonface'
By Monisha Ravisetti published
You can vote on one of seven possible names for a quasi-moon of Earth and, unfortunately, Moony McMoonface isn't on the list.

Tiny asteroid detected hours before hitting Earth to become 4th 'imminent impactor' of 2024
By Brett Tingley published
A tiny asteroid measuring some 27 inches (70 cm) wide was detected on a collision course with Earth above Siberia. It is expected to burn up harmlessly on the morning of Dec. 3, 2024.

Goodnight moon! Astronomers snap photo of Earth's departing mini-moon
By Robert Lea published
Astronomers used the Two-meter Twin Telescope to catch a "see-you-soon" image of the asteroid 2024 PT5 as it ended its stint as Earth's second moon on Monday (Nov. 25).

Earth's mini-moon has finally departed. Will it ever return as a 'second moon?'
By Robert Lea published
Departing on Monday (Nov. 25), Earth's recent "mini-moon" asteroid 2024 PT5 didn't stick around for Thanksgiving, but don't be sad. It will be back... but will it ever be a second moon again?

Asteroid pieces brought to Earth help reveal how our solar system's planets and moons grew
By Victoria Corless published
Samples collected from the near-Earth asteroid Ryugu have revealed clues about a primordial magnetic field that helped asteroids, planets and moons grow in our solar system.

An asteroid hit Earth just hours after being detected. It was the 3rd 'imminent impactor' of 2024
By Brett Tingley published
A small asteroid burned up in Earth's atmosphere off the coast of California just hours after being discovered and before impact monitoring systems had registered its trajectory.
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