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Exoplanets

Planet Formation Habitability Planetary Characteristics L 98-59 d Warm Jupiters Sub-Neptunes Orbital Dynamics Super-puff Planets Planet Nine Cha 1107-7626 Interstellar Objects Sub-Neptune Exoplanets Discovery Methods Interior Structures Search for Life TOI-201 Titan Giant Gas Planets PSR J2322-2650b Water Distribution Habitable Planets KMT-2020-BLG-0414 Orbital Evolution HD 181327 Evaporating Planets Imaging Techniques HD 189733b Hybrid Discs Dilute Cores Discovery of New Planets Kuiper Belt Objects Characteristics of Ice Giants Disintegrating Planets White Dwarfs WISPIT 2c TWA 7 b K2-18b Observations Life Beyond Earth Uranus Gas Giants HR 8799 System Planetary Interiors Moon Formation Atmospheric Circulation HD 63433d Beta Pictoris d Atmospheric Conditions WD 1856 b Kepler-51 System Mini-Neptune WD1856b KOI-134 System Fomalhaut Planetary Formation Processes Ultra-hot Jupiters Planetary Decay Free-Floating Planets Planet Discovery Atmospheric Composition Eccentric Warm Jupiters Atmospheric Studies Earth-like Planets WISPIT 2b Epsilon Indi Ab Atmospheric Characteristics Planetary Formation Magma Ocean Worlds Protoplanetary Disks

New Models Make Earth’s Escape From Solar Engulfment Plausible

The study shows that uncertainty now hinges on how much mass the Sun will shed in its final giant stages rather than on tidal drag.

UCLA Study Proposes Magma Oceans Inside Uranus and Neptune

JWST Finds Heavy, Water-Rich Atmosphere on Mini-Neptune in Rare Hot-Jupiter System

JWST Spots Water-Ice Clouds on Nearby Jupiter-Like World

Second Infant Planet Confirmed Forming Around Nearby Star WISPIT 2

JWST Helps Reveal Sulfur-Rich Magma-Ocean World L 98-59 d

Astronomers Find Rare ‘Inside-Out’ Planetary System With Rocky Outer World

JWST Spots Sulfur in HR 8799 c, Strengthening Case for Core Accretion

Nature Study Weighs Four Young V1298 Tau Planets, Revealing Ultra‑Low Densities

Astronomers Make First Direct Mass Measurement of a Rogue Planet

JWST Reveals Pulsar-Orbiting ‘Lemon’ Planet With Helium–Carbon Atmosphere

Webb Makes First Direct Chemical Reading of a Moon-Forming Disk Around CT Cha b

Hubble Spots White Dwarf Devouring Icy, Nitrogen-Rich Exo‑Pluto Fragment

New Simulations Challenge Giant-Impact Origin of Jupiter’s Fuzzy Core

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

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

Uranus Emits 12–15% More Internal Heat Than Previously Thought