Probing for Rocks in an Ice Giant's Core

Washington DC (SPX) May 23, 2024

Uranus is thought to possess a core of rock and ice beneath its vast frosty atmosphere. Just how much rock lies at the center of this giant world is unknown, but a newly proposed technique could provide a way to find out. When the Voyager 2 spacecraft whizzed past Uranus in January 1986, it revealed the planet's dark, delicate rings and its pale cyan atmosphere. Precisely what lies beneath