Astronomers have identified the fastest-spinning large asteroid ever recorded: a space rock measuring more than 700 metres across that completes a full rotation in less than 2 minutes. The object, ...

Haumea is one of the fastest rotating large objects in our solar system. A single day on the dwarf planet is only about 4 Earth hours long. NOVA is available to stream on pbs.org and the free PBS App, ...

Discover the 25 Fastest Recorded Phenomena in the Universe, from light speed to black hole jets. Explore cosmic speed limits ...

In 1607, a comet appeared over Europe. This was Halley’s comet, later named after the astronomer who successfully predicted its reappearance and 75-year orbit in 1759. However, in 1607, it was just ...

Scientists discovered asteroid 2025 MN45 spins fastest for its size, rotating every 1.88 minutes Asteroid 2025 MN45 is about 2,329 feet wide, roughly the length of eight football fields The asteroid ...

Learn how the world’s “largest digital camera” has detected approximately 2,000 new asteroids, a collection that includes some of the fastest-spinning mini-planets known to science. 2025 MN45 might ...

This artist’s illustration depicts 2025 MN 45 — the fastest-rotating asteroid with a diameter over 500 meters that scientists have ever found. The asteroid is shown surrounded by many other asteroids, ...