Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A recently ...

Shockwaves powerful enough to flatten everything for miles. It may sound apocalyptic, but a newly detected asteroid nearly the size of a football field now has a greater than one percent chance of ...

We usually see such warnings about one or two objects every year; the latest iteration concerns an asteroid ... objects zipping through our solar system. Seen from Earth, such objects appear ...

A recently released animation shows a new look at a large asteroid that has a small, but significant, chance of impacting planet Earth in seven years. The animation, provided by the NASA-funded ...

An asteroid is coming close to Earth in the future — but officials urge the public not to panic. Just days after astronomers initially insisted that the likelihood of a direct hit of the planet ...

NASA’s Center for Near Earth Object Studies calculates that the nearly 300-foot-wide asteroid 2024 YR now has a 2.3 percent chance of hitting Earth on December 22, 2032. That’s one percent ...

The purpose? To change its orbit around the larger asteroid Didymos in our solar system. In fact, it was a bigger success than it was originally predicted. Before the crash, Dr. Andy Rivkin ...

The animation, provided by the NASA-funded Asteroid Terrestrial-impact Last Alert System (ATLAS), shows the path of a 130- to 300-foot-wide asteroid — named 2024 YR4 — having a more than 1 ...

Shockwaves powerful enough to flatten everything for miles. It may sound apocalyptic, but a newly detected asteroid nearly the size of a football field now has a greater than one percent chance of ...