Science ❯Astronomy

Planetary Formation

Protoplanetary Disks Solar System Gas Giants Planetary Systems Core Accretion Chemical Composition Dwarf Planets Exoplanets Planetary Characteristics Planetary Evolution

New Simulations Undercut Giant-Impact Origin of Jupiter's Dilute Core

Peer-reviewed simulations find impacts fail to leave a lasting gradient in Jupiter's center, suggesting a gradual formation process.

JWST Spectra Tie Bennu and Ryugu to Polana Asteroid Family, Peer-Reviewed Study Finds

Telescopes Witness Key Stages of Planet Formation in Three Young Star Systems

Astronomers Capture Infant Planet Sculpting Spiral in HD 135344B’s Disk

Mineral Condensation Captured in Planet-Forming Disk of Protostar HOPS-315

Astronomers Observe First Solid Condensation of Rocky Planet Precursors Around Distant Star

New Distant Sednoid ‘Ammonite’ Casts Doubt on Planet Nine Hypothesis

Astronomers Capture Earliest Stage of Planet Formation Around HOPS-315

Study Finds Uranus Emits 12.5% More Heat Than It Absorbs

NASA to Target Super-Earth TOI-1846 b With James Webb Space Telescope

Giant Exoplanet Orbits Tiny Red Dwarf, Defying Planet Formation Theory

JWST Finds Silicate Vapor and Night-Side Methane on Ultra-Hot Jupiter WASP-121b

JWST spots silicon monoxide and methane in WASP-121b’s atmosphere, revealing its icy origins

New Dwarf Planet Discovery Challenges Planet Nine Despite 40% Simulated Odds

Study Reveals Jupiter’s Early Size and Magnetic Power

Study Reveals Jupiter Was Once Twice Its Current Size with a Magnetic Field 50 Times Stronger

Study Reveals Jupiter’s Early Size and Magnetic Strength Far Surpassed Current Levels

Webb Telescope Confirms First Extraterrestrial Water Ice in Young Star System

NASA Confirms Uneven Lunar Interior with New Gravity Map

Astronomers Identify Potential Planet Nine Candidate from Archival Infrared Data