"This has been a decade-long detective story, with each recorded meteorite fall providing a new clue," said one astronomer.

Mar. 11, 2025 — A new study presents a compelling new model for the formation of super-Earths and mini-Neptunes -- planets that are 1 to 4 times the size of Earth and among the most common in ...

A weak magnetic field likely attracted matter inward, contributing to the formation of the outer planetary bodies, from ...

Tiny grains collected from the asteroid Ryugu have given scientists a new window into the magnetic forces that shaped the ...

Floating around at the edge of the Solar System are leftovers from its formation. This is the Kuiper Belt, which is composed ...

The Solar System's first-of-its-kind finding may be a 90% water planet. Is the dwarf planet, Ceres, holding the possibility ...

The Kuiper Belt object Altjira was thought to be a binary, but closer analysis suggests that it is highly likely to be a triple system This raises the question of the three-body problem; if ...

NASA’s Lucy spacecraft will fly by asteroid Donaldjohanson on April 20, 2025, revealing its shattered past, strange spin, and secrets of planetary formation in a major space milestone.

"Scientifically there's a huge amount we can learn from asteroids," says Alan Fitzsimmons, an astronomer at Queens University ...

Feb. 27, 2025 — Scientists are designing a satellite and instruments capable of detecting space debris as small as 1 centimeter, less than one-half inch. Debris that small, which cannot ...