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James Webb Space Telescope

Observations Observational Astronomy Discoveries Observational Techniques Infrared Observations NIRCam Mid-Infrared Instrument Hubble Space Telescope Images Data Analysis

JWST Spots Candidate 10-Kilometer Moon Orbiting Uranus

Long JWST exposures revealed a faint 10-kilometer object in Uranus' inner system pending confirmation.

James Webb Spots Tiny New Moon Orbiting Uranus

Webb Telescope Discovers Tiny Uranus Moon, Bringing Total to 29

JWST Study Points to Earendel Being a Compact Star Cluster

Webb Telescope Rules Out Atmosphere on Earth-Sized Exoplanet TRAPPIST-1 d

Most Bright JWST Early-Universe Galaxy Candidates Are Dusty Impostors

Alpha Centauri A’s Suspected Gas Giant Evades 2025 JWST Searches

JWST Detects Oldest Active Quasar and Direct-Collapse Black Hole Seed

Webb Reveals Binary Interaction in Planetary Nebula NGC 6072 and Detects 2,500 Early Galaxies

Webb’s 100-Hour Mid-Infrared Survey of Hubble Ultra Deep Field Reveals Ancient Galaxies

New Models Identify Webb’s Little Red Dots as Primordial Supermassive Stars

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

Astronomers Observe First Solid Condensation of Rocky Planet Precursors Around Distant Star

First Solids of Planet Formation Observed Around Young Star HOPS-315

Webb Reveals Young Stars Sculpting Cat’s Paw Nebula on Third Anniversary

James Webb Space Telescope Captures First Exoplanet by Direct Imaging

Webb’s COSMOS-Web Survey Yields Deepest Map With Nearly 800,000 Galaxies

Webb Reveals Silicate Clouds and Moon-Forming Disk in YSES-1 System

Saturn-Sized Exoplanet Orbits Record-Low Mass Star, Challenging Formation Theories

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