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Planetary Formation

Planetary Formation Planetary Science Celestial Bodies Solar System Astrophysics Exoplanets Astrobiology Observational Astronomy Observational Techniques Space Exploration

James Webb Spots Silicon Monoxide and Methane in WASP-121b’s Atmosphere

The data point to a super-stellar carbon-to-oxygen ratio that implies formation in a cold, methane-rich region of the protoplanetary disk.

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

Study Reveals Jupiter’s Early Size and Magnetic Power

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

Astronomers Identify Prime Candidate for Hypothetical Planet Nine

NASA Study Reveals Asteroid Vesta Lacks a Core, Redefining Its Identity

Astronomers Unveil Disintegrating Exoplanet with Record-Breaking Dust Tail

Astronomers Confirm Four Rocky Planets Orbiting Barnard's Star

Astronomers Confirm Discovery of 128 New Moons Orbiting Saturn

Webb Telescope Captures Unprecedented Detail of Protoplanetary Disk HH 30

Astronomers Detect Record-Breaking Supersonic Winds on Exoplanet WASP-127b