Science ❯ Astronomy ❯ Exoplanets

Planetary Systems

Alpha Centauri Barnard's Star L 98-59 Planetary Dynamics Fomalhaut System Binary Star Systems Planet Formation Fomalhaut Binary Stars LHS 1903 Brown Dwarfs Moons YSES-1 Super-Earths LHS 3154b TOI-2267 TRAPPIST-1 System Solar System Comparisons TOI-201 Moons Formation Mini Planetary Systems HOPS-315 Resonant Systems Atmospheric Escape Orbital Resonance WISPIT 2 System Coronagraph Technology Planetary Diversity M-type Stars White Dwarfs Orbital Mechanics Transiting Planets HD 118203 HR 8799 Planet Hunting TOI-1408c Characterization Kepler-51 Gas Giants Sonnensystem Wispit 2 Debris Disks Alien Planetary Systems Orbital Period Planetary Stability Barnard b Liquid Water Rogue Worlds TOI-1130 HD 110067 System Material Exchange Kepler-51 System Kuiper Belt Formation and Evolution Resonant Orbits 51 Eridani System Architecture Exo-Neptunes WASP-132 Atmospheric Composition Solar System Formation HIP 67522 b Known Exoplanet Hosts James Webb Space Telescope Discovery of Exoplanets Planetary Destruction Chaotic Orbits Earth-like Planets Six Exoplanets Planet Formation Stages

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

The molecule-rich air points to a far-out birth followed by slow inward migration.

TESS Survey Identifies 27 Candidate Two‑Star Planets

Second Infant Planet Confirmed Forming Around Nearby Star WISPIT 2

CHEOPS Reveals 'Inside-Out' Four-Planet System Around Red Dwarf LHS 1903

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

ALMA’s ARKS Survey Delivers Sharpest-Ever Map of 24 ExoKuiper Belts

Hubble Catches Two Debris-Cloud Collisions at Fomalhaut, Recasting ‘Fomalhaut b’

Closest Directly Imaged Planet Around Two Suns Confirmed on a 300-Year Orbit

Astronomers Report Tentative Exomoon Around HD 206893 B Using Precision Astrometry

TOI-2267 Becomes First Binary With Planets Transiting Each Star

Webb Uncovers Provisional Saturn-Mass Exoplanet in Alpha Centauri A’s Habitable Zone

JWST Begins Atmospheric Probe of L 98-59 After Fifth Habitable-Zone Planet Confirmed

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

Gas Giant HIP 67522 b Triggers Intense Stellar Flares, Accelerating Its Atmospheric Loss