Science ❯ Astronomy

Asteroids

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

Car-Sized Asteroid Set to Pass Earth Closer Than the Moon Today

The flybys underscore routine monitoring that refines asteroid tracking for planetary defense.

NASA Confirms One-Ton Meteor Over Houston as Debris Field Is Traced Across Northern Suburbs

Cracks in Bennu’s Boulders Solve OSIRIS‑REx Thermal Mystery

Agencies Confirm Daylight Meteor Over Northeast U.S. as Sonic Boom Jolts Cleveland

Ryugu Samples Contain All Five DNA and RNA Bases, Peer-Reviewed Study Finds

Study Confirms DART Nudged Asteroid Pair’s Orbit Around the Sun

2026 Delivers Three Friday the 13ths, With One Still Ahead

Study Confirms North Sea’s Silverpit Crater Was Made by an Asteroid, Triggering Ancient Mega-Tsunami

Webb Data Confirms Asteroid 2024 YR4 Will Safely Fly Past the Moon in 2032

DART Impact Measurably Nudged Asteroid Pair’s Orbit Around the Sun, Study Confirms

Study Confirms DART Nudged Asteroid Pair’s Solar Orbit in First Measured Human-Made Deflection

NASA Rules Out 2032 Lunar Impact From Asteroid 2024 YR4 After JWST Data

Study Confirms DART Nudged Asteroid Pair’s Solar Orbit, a First for Humanity

Webb Data Rules Out 2032 Lunar Impact for Asteroid 2024 YR4

Webb Observations Eliminate 2032 Lunar-Impact Risk From Asteroid 2024 YR4

Rubin Observatory Goes Live With Real-Time Sky Alerts, Sending 800,000 in First Night

NASA Sounds Alarm on 15,000 Undetected 'City-Killer' Asteroids

NASA Warns 15,000 Medium Near-Earth Asteroids Remain Untracked

NASA Warns Thousands of Mid‑Sized Asteroids Remain Undetected as Deflection Capability Lags

Study Puts 4.3% Odds on 2032 Lunar Strike by Asteroid 2024 YR4