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Planetary Systems

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Cornell Catalog Identifies 45 Rocky Exoplanets in Habitable Zones

Using updated Gaia and NASA data, the vetted catalog sets near-term targets for telescopes to assess atmospheres and potential surface water.

JWST Details Io and Europa Auroral Footprints, Finds Rapid, Dense Cold Spot on Jupiter

Astronomers Map 'Teenage' Planetary System TOI-2076, Revealing Photoevaporation at Work

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

Rocky Outer Planet in LHS 1903 System Upends Planet-Formation Models

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

Kepler Archive Reveals Earth-Size Exoplanet Candidate Near Habitable Zone

Earth-Size, Yearlong-Orbit Exoplanet Candidate Found 146 Light-Years Away

Kepler Archive Yields Earth-Size Planet Candidate with Yearlike Orbit

Giant Metal-Bearing Cloud Tied to Hidden Companion Explains Months-Long Dimming of Sun-Like Star

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

Hubble Spots Record-Breaking, Chaotic Planet-Forming Disk ‘Dracula’s Chivito’

Ancient White Dwarf Caught Accreting Debris From a Shattered Rocky World

Scientists Detect Habitable-Zone ‘Super‑Earth’ GJ 251 c Just 18 Light‑Years Away

3-Billion-Year-Old White Dwarf Is Actively Devouring Rocky Debris, Study Finds

First Direct Image of a Protoplanet in a Disk Gap Confirms Formation Theory

Interstellar Comet 3I/ATLAS Tied to New Planet 'Seeding' Hypothesis

3I/ATLAS Shows Growing Tail and Rapid Brightening as Evidence Favors a Natural Comet

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

NASA’s Confirmed Exoplanets Top 6,000