When astronomers talk about asteroid Apophis, the mood is a mix of fascination and unease. Discovered in 2004 and quickly ...

A newly discovered asteroid, 2025 MN45, has forced planetary scientists to redraw one of their neatest rules of thumb. Spinning once every 1.88 minutes despite being roughly 710 meters across, it ...

Once it reaches a certain point in its expansion, the forces keeping its structure stable fail due to the force of its own ...

Many objects in space rotate. Earth completes a spin in roughly 24 hours, while Venus takes a whopping 243 Earth days. The ...

This artist’s illustration depicts 2025 MN45 — the fastest-rotating asteroid with a diameter over 500 meters that scientists have ever found. The discovery was made using data from NSF–DOE Vera C.

A team led by University of Washington astronomers has discovered the fastest-ever spinning asteroid with a diameter over half a kilometer. The asteroid — found while analyzing data from the NSF–DOE ...

A new telescope in Chile has discovered a rapid asteroid as wide as eight football fields, making full spins in less than two minutes. The Vera C. Rubin Observatory, built to repeatedly photograph the ...

Scientists using a powerful new sky survey telescope have discovered something extraordinary: an asteroid larger than six football fields spinning like a top at breakneck speed, completing a full ...

Add Yahoo as a preferred source to see more of our stories on Google. A crop of asteroids discovered by the new Vera C. Rubin Observatory is wowing astronomers, with one of the space rocks spinning at ...

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, ...

Astronomers have observed enormous filaments of galaxies tied together with dark matter — the stuff scientists believe makes up 85 percent of the total mass of the universe — stretching across ...