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

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NASA is tracking a truck-sized asteroid which is set to hurtle by Earth today at many times the velocity of a speeding bullet ...

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 ...

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

While not a detection of life itself, this study shows that the Solar System may have been far more conducive to life in its distant past then we previously believed. Some 4.5 billion years ago, a ...

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 ...

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 ...

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 ...

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 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 ...