When you look up at the night sky, it appears unchanging. But if you look deep enough you will find that the sky is in fact ...

Active small bodies—including comets, active asteroids, icy minor planets, and transitional objects—occupy a unique position in planetary science. As ...

She’s worried about the a-rock-alypse. A planetary defense expert is warning that humanity is defenseless against up to 15,000 undetected near-Earth asteroids that have the potential to take out a ...

While the technology still needs significant work, a new analysis of meteorites points to valuable targets in the solar ...

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 ...

Technological advancements in various fields of science are shattering what some scientists once deemed impossible. In recent years, researchers have mitigated the existential threat of asteroids, ...

Scientists all over the world are celebrating because of a discovery made by a telescope's camera built in the Bay Area. New objects, including some of the biggest, fastest moving asteroids ever seen, ...

Not all asteroids are simple space rocks. Some spin too fast, others change course, and a few behave in ways scientists didn’t predict. This countdown looks at the most astonishing asteroids ever ...

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo missions—and they’re shaking up the search for life beyond Earth. The OSIRIS-REx ...

A new generation of rockets aims to unlock new business models in space, including the science fiction dream of extracting resources from asteroids. Researchers are taking a closer look at asteroids ...

In a scientific first, astronomers have witnessed two objects violently colliding in space, the impact generating a dusty debris cloud reminiscent of cosmic fireworks. The collision occurred 25 ...

If you were to ask a group of dedicated amateur astronomers to list their favorite telescopic targets, few if any would mention asteroids. That’s easy to understand. The typical asteroid lacks the jaw ...