A “city-killer” space rock headed for a potential collision with the Moon likely originated in the asteroid belt near Jupiter, a region not known to produce Earth-crossing asteroids, according to a ...

When asteroid 2024 YR4 first revealed itself to humans on 27 December 2024, it seemed to have just shown up out of nowhere. An entire asteroid doesn't just materialize out of nothing, though, and now ...

Asteroid 2024 YR4 is back in the spotlight. Brand new research has produced a better estimate of its size and orbit, which give it a 3.8 percent chance of hitting the Moon. Now a different group has ...

Astronomers have traced the origin of asteroid 2024 YR4, which appears to have broken off from a larger space rock. Reading time 3 minutes A newly discovered asteroid is on track for a close brush ...

Lying between Mars and Jupiter is a massive ring of rock debris—the asteroid belt. Now thin, it’s fading away gradually. In a new study, planetary scientist Julio A. Fernández of Uruguay’s Universidad ...

Where do meteorites of different type come from? In a review paper, astronomers trace the impact orbit of observed meteorite falls to several previously unidentified source regions in the asteroid ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Asteroid 2024 YR4, until recently thought to have a chance ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...