Science ❯ Astronomy ❯ Asteroids

Detection

Planetary Defense Near-Earth Objects Catalina Sky Survey Heliostats Observation Techniques 2024 YR4 Telescope Observations El Sauce Observatory Impact Close Approaches Legacy Survey of Space and Time (LSST) European Space Agency ESA Efforts Space Agencies 2024 RW1 Asteroid 2025 OS 2022 WJ1 NASA Missions Twilight Asteroids Telescopes

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

Astronomers warn that near-Sun asteroids can evade routine night surveys.

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

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