Science ❯ Astronomy ❯ Planetary Science

Planetary Composition

Uranus and Neptune Ice Giants Atmospheric Studies Heavy Elements Mars Core Rocky Planets Habitability

JWST Finds Metal-Poor Atmosphere on Giant Planet Around a Small Red Dwarf

A peer-reviewed JWST study points to a metal-poor sky over a heavy-element-rich interior, prompting a rethink of how giants form around red dwarfs.

Juno Data Refine Jupiter’s Size, Finding the Giant Slightly Smaller and More Flattened

Study Challenges 'Ice Giant' Label for Uranus and Neptune