Most near-Earth asteroids are thought to drift in from the main asteroid belt. But a small subset may have a much closer origin: the moon. One intriguing example is 469219 Kamoʻoalewa (2016 HO3), an ...

Because their orbits are unstable, a possibility exists that the asteroids could break off from their current trajectory and one day head on a collision course for Earth. The Venusian space rocks are ...

Add Yahoo as a preferred source to see more of our stories on Google. If you were to ask a group of dedicated amateur astronomers to list their favorite telescopic targets, few if any would mention ...

Amid the millions of distant stars and galaxies captured in the first images released from the Vera C. Rubin Observatory are thousands of never-before-seen asteroids whizzing around the solar system.

The Vera Rubin Telescope Observatory is now operational and is enable astronomers to explore galaxies, stars in the Milky Way, objects in the solar system, and all in a truly new way. In its first 10 ...

When we think about asteroids that could threaten Earth, we often imagine massive, city-sized rocks hurtling through space. But what if the real danger comes from much smaller, barely detectable ones?

New results from OSIRIS-REx, NASA’s first asteroid sample return mission, reveals why some gray asteroids reflect light at different wavelengths, like red or blue, more strongly. How these asteroids ...