Dive into NASA's ATLAS system as interstellar 3I/ATLAS nears Sun on 29 Oct 2025—no Earth hit, but astrometry campaign probes ...

The European Space Agency (ESA) is planning a mission to send a spacecraft to intercept the asteroid Apophis, a Near-Earth ...

Answer: It’s a comet that comes from another stellar system, from another star. It’s the third one we’ve ever discovered. The first, 1I/ʻOumuamua, resembled an asteroid more than a comet, but the ...

NASA's Double Asteroid Redirection Test (DART) impacted the 'moonlet' Dimorphos in the Didymos asteroid system. NASA's Hubble ...

In February, the James Webb Space Telescope will briefly be able to observe asteroid 2024 YR4, which currently has a 4 per ...

Gaia’s full-sky survey generated a massive database tracking how asteroids reflect light as they rotate. These measurements, called light curves, reveal changes in brightness over time. When ...

An asteroid about the size of a small building zoomed past Earth unnoticed by astronomers last week, coming as close to the Earth’s surface as the International Space Station, according to the ...

I/ATLAS recently passed its closest point to the sun. Because of its unusual behavior, some scientists are wondering if it's ...

What: Comet 3I/ATLAS reached perihelion on October 30, 2025. This special SETI Live explored what scientists have learned about its origin, chemistry, and trajectory ...

(CNN) — The asteroid known as 2024 YR4 is out of sight yet still very much on scientists’ minds. The building-sized object, which initially appeared to be on a potential collision course with Earth, ...

(NEW YORK) -- An asteroid just flew closer to Earth than many satellites, according to space agencies. The space object, named 2025 TF, zoomed over Antarctica at a distance of just 265 miles above the ...