Earth has a group of cosmic stalkers. Known as "co-orbitals," these small bits of rock have a 1:1 mean motion resonance with ...
Way out there in the asteroid belt is an object that's spinning so fast, scientists are surprised it hasn't flown apart. Reading time 3 minutes Researchers have identified 19 super- and ...
For decades, astronomers have tracked a small group of space rocks that share Earth’s orbit around the sun. Among them, ...
An artist’s conception zeroes in on a main-belt asteroid called 2025 MN45, which makes a full rotation in less than two minutes. (Credit: NSF-DOE Vera C. Rubin Observatory / NOIRLab / SLAC / AURA / P.
NASA’s decades-long watch on near-Earth space has revealed a landscape that is far more dynamic, and far more intricate, than early asteroid hunters imagined. Instead of a simple backdrop of rocks ...
The possibility that a huge space rock — once deemed the riskiest asteroid ever observed — could hit the moon now appears to be off the table. Discovered at the end of December 2024, asteroid 2024 YR4 ...