Science ❯Astronomy

Asteroids

Near-Earth Objects Impact Events Planetary Defense Observation Techniques Impact Risk Risk Assessment Near-Earth Asteroids Bennu Discovery Orbital Mechanics

OSIRIS-REx Samples Show Bennu’s Presolar Stardust, Interstellar Organics, and Faster-Than-Expected Weathering

Peer-reviewed studies trace an outer-solar-system origin marked by extensive water-driven alteration.

LICIACube Images Show 16 Million-Kilogram DART Ejecta That Drove Dimorphos’ Deflection

Japan Probes Brilliant Fireball Over Kyushu That Likely Broke Up Over the Pacific

Psyche Spacecraft Snaps Distant Earth–Moon Portrait During Instrument Checkout

JWST Spectra Tie Bennu and Ryugu to Polana Asteroid Family, Peer-Reviewed Study Finds

Interstellar Comet 3I/ATLAS Exhibits Cometary Activity at Record 209,000 km/h

UGA Researchers Propose 'McDonough Meteorite' Name for 4.56-Billion-Year-Old Space Rock

Georgia Meteorite Dated at 4.56 Billion Years, Heads for Official Naming

Lifetime Asteroid Death Risk Exceeds Rabies but Falls Far Short of Car Crashes

Asteroid 2025 OW to Pass Safely at 1.6 Times the Moon’s Distance on July 28

NASA Confirms Safe July 28 Flyby of Asteroid 2025 OW

Study Finds Earth's Temporary Moons Are Lunar Impact Debris

NASA Monitors Five Aircraft-Sized Asteroids After Exceptionally Close 2025 OS Flyby

Mars Meteorite Sells for $5.3 Million as Scientists Eye Classification Update

New VLT Observations Reveal Active Interstellar Comet 3I/ATLAS

DART Ejecta Analysis Reveals Boulder Clusters Could Tilt Dimorphos’s Orbit

Lucy Spacecraft Delivers First Full High-Resolution Images of Asteroid Donaldjohanson

Interstellar Comet 3I/ATLAS Enters Inner Solar System

Interstellar Comet 3I/ATLAS Crosses Solar System on 68 km/s Trajectory

Largest Known Martian Meteorite to Auction in New York With $4 Million Estimate