How many dwarf planets are there in our solar system? The recent discovery of 2017 OF201 makes the tally anywhere between ...

A groundbreaking study published in Communications Earth & Environment has called into question the long-standing assumptions ...

Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...

Dubbed 3I/ATLAS, it is blazing through our cosmic cul-de-sac at truly awe-inspiring speeds between the main asteroid belt and ...

A small, inconspicuous meteorite may be about to change our understanding of how and when our solar system formed. Tiny shavings from the meteorite Northwest Africa 12264 are challenging the long-held ...

A meteorite, Northwest Africa 12264, is questioning the established timeline of our solar system's formation, suggesting ...

How did Earth, alone among the Solar System's rocky planets, become the home for life? How, among all this frigid ...

Earth lives in a shooting gallery, with small and large rocky bodies in abundance in our solar system. Are we in danger of ...

NASA's Lucy mission captured the highest resolution image yet of Donaldjohanson, the uniquely shaped asteroid.

Officially named 3I/ATLAS, the comet was confirmed as having originated outside of Earth's solar system on July 3, according ...

The probe's first encounter will be with the asteroid Eurybates in August 2027. According to NASA, Lucy will conduct four ...

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed.