Science ❯ Astronomy ❯ Asteroids

Planetary Defense

DART Mission Impact Risk Impact Events Impact Threats Impact Probability Near-Earth Objects Detection Methods Risk Assessment NASA NASA Missions

3 ARTICLES

3w ago

China Proposes Mach-26 Kinetic Strike on Small Near-Earth Asteroid

Researchers say the concept would test a more realistic planetary defense through a dual‑spacecraft design to alter an asteroid's path with an onboard observer recording impact effects.

5 ARTICLES

last mo.

A Decade After Asteroid Day, Scientists Praise Progress and Warn of Gaps in Planetary Defense

3 ARTICLES

3mo ago

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

7 ARTICLES

5mo ago

NASA’s DART Test Measurably Shifted an Asteroid System’s Solar Orbit, Studies Find

5 ARTICLES

5mo ago

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

19 ARTICLES

5mo ago

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

19 ARTICLES

5mo ago

Webb Data Rules Out 2032 Lunar Impact for Asteroid 2024 YR4

3 ARTICLES

5mo ago

DART Test Measurably Shifted Asteroid Pair’s Path Around the Sun

5 ARTICLES

5mo ago

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

15 ARTICLES

5mo ago

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

3 ARTICLES

5mo ago

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

4 ARTICLES

6mo ago

CERN Test Finds Iron Meteorite Hardens Under Extreme Irradiation, Bolstering Nuclear-Deflection Case

9 ARTICLES

7mo ago

Impact Alert Withdrawn as Suspected Asteroid Reidentified as Interstellar Comet 3I/ATLAS

3 ARTICLES

9mo ago

Newly Found Asteroid Inside Venus Completes a 128-Day Orbit, Second-Fastest on Record

9 ARTICLES

10mo ago

Interstellar Comet 3I/ATLAS Nears Oct. 30 Perihelion With CO2-Rich Makeup and Record Pace

3 ARTICLES

10mo ago

NASA Drafts Plan to Divert or Break Up Asteroid 2024 YR4 as Models Flag Small 2032 Lunar Impact Risk

16 ARTICLES

10mo ago

NASA Team Weighs Nuclear Option to Avert Possible 2032 Lunar Strike by Asteroid 2024 YR4

Planetary Defense

China Proposes Mach-26 Kinetic Strike on Small Near-Earth Asteroid

A Decade After Asteroid Day, Scientists Praise Progress and Warn of Gaps in Planetary Defense

Newly Found Asteroid 2026 JH2 to Pass About 57,000 Miles from Earth on Monday

NASA Confirms Asteroid 2024 YR4 Poses No Threat to Earth or Moon

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

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

NASA’s DART Test Measurably Shifted an Asteroid System’s Solar Orbit, Studies Find

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

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

Webb Data Rules Out 2032 Lunar Impact for Asteroid 2024 YR4

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Planetary Defense

DART Test Measurably Shifted Asteroid Pair’s Path Around the Sun

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

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

CERN Test Finds Iron Meteorite Hardens Under Extreme Irradiation, Bolstering Nuclear-Deflection Case

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

Newly Found Asteroid Inside Venus Completes a 128-Day Orbit, Second-Fastest on Record

Interstellar Comet 3I/ATLAS Nears Oct. 30 Perihelion With CO2-Rich Makeup and Record Pace

NASA Drafts Plan to Divert or Break Up Asteroid 2024 YR4 as Models Flag Small 2032 Lunar Impact Risk

NASA Team Weighs Nuclear Option to Avert Possible 2032 Lunar Strike by Asteroid 2024 YR4

Never miss stories about

Planetary Defense