Science ❯ Astronomy ❯ Observational Astronomy ❯ Telescopes

Hubble Space Telescope

Hubble Confirms a Ten‑Sided Decagon at Saturn’s South Pole

The feature is a vertically extended wave trapped in a polar jet that could reveal how large atmospheric patterns form on gas giants.

Hubble Spots First Known Comet Spin Reversal

Hubble Maps 25 Years of Expansion in the Crab Nebula

New Analysis Finds Comet 41P Likely Flipped Its Spin After Record 2017 Slowdown

Hubble Unveils Clearest Image Yet of the Egg Nebula

Webb NIRCam Reveals Helix Nebula’s Cometary Knots in Unprecedented Detail

Hubble Confirms First Starless Dark-Matter Cloud, ‘Cloud-9,’ a Predicted RELHIC

Hubble Confirms First Starless Dark-Matter Cloud, 'Cloud-9,' a Predicted RELHIC

Hubble Data Tie Betelgeuse’s 6-Year Variations to Hidden Companion’s Gas Wake

Hubble Reveals Largest Known Planet-Forming Disk, 'Dracula’s Chivito'

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

Interstellar Comet 3I/ATLAS to Make Safe Closest Approach Friday at 167 Million Miles

Real-Time Black Hole Flare Triggers Ultrafast Wind at 20% Light Speed

Interstellar Comet 3I/ATLAS Reappears to Earth View as Anomalies Drive Push for Faster Data Releases

First Radio-Bright Tidal Disruption Event Found Outside a Galaxy’s Core Shows Record-Fast Flares

Day-Long, Repeating Gamma-Ray Burst From Distant Galaxy Challenges Standard Models

JWST Study Points to Earendel Being a Compact Star Cluster

Hubble Images Spur Juno Mission Study for Interstellar Comet

Probe Theory for Interstellar Comet 3I/ATLAS Divides Researchers as October Perihelion Nears