New James Webb observations are changing how scientists see the frozen edge of the solar system. Webb has mapped Uranus in ...

Astronomers surveying the outer solar system have revealed that a rare object far beyond Neptune is moving in sync with the eighth planet in an unexpected way. Called 2020 VN40 and first discovered in ...

New forecasts are helping scientists pinpoint one of the most elusive locations in space: the outer boundary of the Sun’s ...

Vera C. Rubin Observatory discoveries announced at this week’s AAS 248 include 380 trans-Neptunian objects found in six weeks ...

Tiny grains from asteroid Ryugu are revealing clues to the magnetic forces that shaped the far reaches of the solar system over 4.6 billion years ago. The findings suggest the distal solar system ...

You might think we know the solar system pretty well, but there's a lot more to our cosmic neighborhood than initially meets the eye (or telescope). Most of the good stuff, such as the planets, moons ...

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 ...

The outer solar system once seemed like a quiet backwater. But a glut of tiny, strange moons with unruly orbits are coming into view, revealing hints of a surprising past – and the origin of Saturn's ...

Observations of the outer Solar System with the Subaru Telescope have discovered new bodies where none were expected. The new objects are likely members of a much larger population waiting to be ...

Tiny grains from a distant asteroid are revealing clues to the magnetic forces that shaped the far reaches of the solar system more than 4.6 billion years ago. Scientists at MIT and elsewhere have ...