Science ❯ Astrophysics

Celestial Objects

Interstellar Objects Cometary Studies Galaxies Comets Comet Characteristics Comet Composition Interestellar Objects Asteroids Cometary Comas Cometary Dynamics

NASA and AMS Reconstruct Midwest Fireball, Point to Asteroidal Origin

Its relatively low entry speed points to a small asteroid remnant, not a meteor‑shower particle.

AI Sifts 35 Years of Hubble Images, Flagging Over 1,300 Cosmic Anomalies

Impact Alert Withdrawn as Suspected Asteroid Reidentified as Interstellar Comet 3I/ATLAS

JWST Reveals Nine Distant ‘Platypus’ Galaxies With Star-Like Profiles and Galaxy-Like Spectra

Sun-Facing Tail in Interstellar Comet 3I/ATLAS Reveals Wobbling Jets, Suggesting 15.5-Hour Rotation

Hubble and ESA’s Juice Capture Clearer Views of Interstellar Comet 3I/ATLAS Ahead of Dec. 19 Flyby

Radio Signal Confirms 3I/ATLAS as Natural Comet as Brightness Dips

UN Network Launches Global Campaign to Track Interstellar Comet 3I/ATLAS Before Dec. 19 Flyby

NASA Unveils Multi‑Mission Views of Interstellar Comet 3I/ATLAS

3I/ATLAS Reappears After Solar Pass With Striking Blue Hue and Fresh Activity

ESA Mars Orbiter Captures Closest View of Interstellar Comet 3I/ATLAS

NASA Reaffirms 3I/ATLAS Is a Natural Interstellar Comet as Mars Flyby Nears

NASA's Webb Telescope Reveals Complexity of Rogue Super-Jupiter SIMP 0136

Astronomers Unveil Twin Brown Dwarfs Solving Decades-Old Mystery