Solar System
Explore Solar System
Latest about Solar System
Dwarf planet Ceres could be rich in organics, defunct spacecraft data reveals
By Robert Lea published
Data from a now defunct NASA spacecraft has revealed a massive internal reservior of organic material within the second wettest solar system body, Ceres.
'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.
Comets probably delivered Earth its water billions of years ago, new study reveals
By Conor Feehly published
Scientists have gathered new evidence to suggest icy comets indeed brought water to Earth, long ago.
Satellites find likely cause of mysterious African elephant deaths of 2020
By Sharmila Kuthunur published
Climate extremes seem to have exacerbated toxins in the elephants' water supply.
'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.
Solar maximum just knocked 3 satellites out of orbit. Here's why more may be on the way.
By Kyle McMullan published
The Sun's activity is what gives us beautiful auroras — but it also has dramatic negative effects on satellites that go around Earth in a low orbit.
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.
Get the Space.com Newsletter
Breaking space news, the latest updates on rocket launches, skywatching events and more!