Science ❯ Astronomy

Exoplanets

Habitability Planetary Systems Planetary Formation Detection Methods Planetary Science Planet Formation Atmospheric Studies Planetary Characteristics Gas Giants Characteristics

JWST Reveals Lemon-Shaped Pulsar Companion With Carbon–Helium Atmosphere

Spectra reveal molecular carbon in a helium-dominated atmosphere with extreme elemental ratios that existing formation theories fail to explain.

Hubble Captures Second Asteroid Collision in Fomalhaut’s Disk

Webb Finds Carbon-Rich Atmosphere on Lemon-Shaped Planet Orbiting a Pulsar

Pluribus Ups the Stakes in Episode 8 as Intimacy Collides With a Hive Mind’s Purpose

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

Webb Spots Carbon-Rich, Lemon-Shaped Planet Orbiting a Pulsar

JWST Finds Strong Evidence of a Thick Atmosphere on Molten Super-Earth TOI-561 b

Webb Data Point to Thick Atmosphere on Ultra‑Hot Super‑Earth TOI‑561 b

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

JWST Maps Giant Dual Helium Tails Streaming From Ultra-Hot Jupiter WASP-121 b

Early JWST Campaign Finds Stellar Noise Hindering TRAPPIST-1e Atmosphere Test

NASA Completes Roman Space Telescope Construction as Final Testing Begins

JWST Maps Comet-Like Helium Escape From Super-Puff Exoplanet WASP-107b

SPHERE Survey Delivers 51 Resolved Debris Disks, Revealing Planet-Shaped Rings and Prime Follow-Up Targets

Astronomers Report Tentative Exomoon Around HD 206893 B Using Precision Astrometry

Lab Experiments Show Sub‑Neptunes Can Make Their Own Water

Astronomers Confirm First Coronal Mass Ejection From Another Star

Astronomers Confirm First Coronal Mass Ejection From a Star Beyond the Sun

Large TESS Survey Finds Close-In Giant Planets Scarcer Around Evolved Stars

Experiments Confirm Hydrogen–Rock Reactions Can Create Large Water Stores Inside Sub-Neptunes