Astronomers were slow at spotting a small giraffe-sized asteroid that zoomed past our planet on Tuesday, September 30, 2025, ...

On September 23, 2025, NASA's OSIRIS-APEX successfully used an Earth flyby to slingshot toward its target: potentially ...

“Impact flashes on the moon are very common,” University of Colorado Boulder astrophysical and planetary sciences professor Paul Hayne said. “In fact, they happen more or less every night, and it’s a ...

Potential impactors are most likely to have low velocities and the highest likelihood of hitting Earth during the winter.

An asteroid could wipe out humanity, but it's unlikely. Near-misses are more common than impacts, though planetary defence is ...

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, is ...

With a 4% chance of hitting the moon in 2032, an asteroid named YR4’s potential collision course is being monitored by NASA.

The animation, provided by the NASA-funded Asteroid Terrestrial-impact Last Alert System (ATLAS), shows the path of a 130- to 300-foot-wide asteroid — named 2024 YR4 — having a more than 1 percent ...

From its first detection using an instrument designed in part by teams based in the Bay, to follow-up orbit analysis ...