Science ❯ Astronomy ❯ Asteroids

Near-Earth Objects

Impact Risk 2024 YR4 Planetary Defense Impact Probability 2024 PT5 Monitoring Potentially Hazardous Asteroids Detection NASA Mini-Moons

Rubin Observatory Unveils 11,000 Newly Found Asteroids in Its Biggest Discovery Yet

The early-phase survey shows Rubin's capacity to speed up mapping of nearby space.

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

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

Webb Data Rules Out 2032 Lunar Impact for Asteroid 2024 YR4

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

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

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

Simulations Put 2024 YR4’s 2032 Lunar-Impact Odds at About 4 Percent

Asteroid 2024 YR4 Has Small Chance of Hitting the Moon in 2032

NASA Clarifies "Second Moon" Hype: 2025 PN7 Is a Quasi‑Satellite, Not an Earth Moon

Astronomers Confirm 2025 PN7 as Earth’s Seventh Quasi-Satellite

NASA Confirms Earth’s Temporary Quasi-Satellite as Interstellar Comet 3I/ATLAS Nears Perihelion

NASA Confirms Tiny Asteroid 2025 PN7 as Earth’s Quasi-Moon Through 2083

Tiny Asteroid Skims Earth at ISS Altitude Over Antarctica, Found Only Hours Later

Tiny Asteroid 2025 TF Skims Earth at ISS Altitude in One of Closest Recorded Flybys

Study Flags Hidden Venus Co-Orbitals That Could Drift Into Earth-Crossing Paths

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

Astronomers Confirm Tiny Quasi‑Moon 2025 PN7 Shadowing Earth for Decades

Asteroid 2025 FA22 Makes Safe 800,000-Kilometer Flyby of Earth

Asteroid 2025 FA22 Safely Speeds Past Earth at More Than Twice the Moon’s Distance