NASA is closely monitoring a building-sized asteroid as it makes its closest approach to Earth today, among a group of five other space rocks passing by our planet over the next two days. The asteroid ...

Now a different group has looked at its orbital past, suggesting a likely place of origin: the middle of the main asteroid ...

This is a still from an animation showing asteroid 2024 YR4 as it passes by Earth and heads toward its potential impact with the Moon. This 3D shape of the asteroid was determined from data obtained ...

After taking another peek at the "city-killer" asteroid that once had a small but uncomfortable chance of smashing into our ...

The asteroid that once had a small chance of striking Earth and now might slam into the moon resembles a spinning hockey puck ...

2024 YR4 hails from the middle of the main asteroid belt that hangs out between the orbits of Mars and Jupiter – and it was ...

A University of Tokyo team achieved the feat with an AI-based rock identification tool that was fed information on rocks on ...

Tantalizing clues in 4-billion-year-old asteroid Bennu samples could reveal particular molecular formations that some ...