Uranus and Neptune might be rock giants

December 15, 2025 Universe Today

Uranus and Neptune might be rock giants
By Matthew Williams (https://ift.tt/qXWjTkV)

Uranus could be an ice giant (left) or a rock giant (right), depending on the model assumptions, researchers say. Credit: Keck Institute for Space Studies/Chuck Carter

A team of researchers from the University of Zurich and the NCCR PlanetS is challenging our understanding of the interior of the Solar System's planets. The composition of Uranus and Neptune, the two outermost planets, might be more rocky and less icy than previously thought.

December 16, 2025 at 02:39AM
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