In the early days of the solar system asteroid impacts were much more common than they are today. While the planets were still forming there were plenty of planetary construction materials still ...

Asteroids. What do you call the masses of space rocks floating in outer space that are smaller than planets and even smaller than our moon. These are called asteroids, the small airless rocky masses ...

Earth isn't at risk from killer asteroids at any point in the next 1,000 years, a new study claims. However, the study says that smaller asteroids could still pose a credible threat to our planet, ...

An autumn meteor shower yearly responsible for “Halloween fireballs” may pose a small impact threat to Earth. What is the ...

On October 29, three asteroids made a close approach to Earth, and advances in observation networks and analytical software now allow scientists to detect and analyze even small near-Earth objects ...

Five asteroids — including one as big as a house and another as big as a plane — are expected to pass Earth this week, according to NASA. NASA’s Asteroid Watch dashboard anticipates the five asteroids ...

Several enormous asteroids are set to soar past the Earth between Friday and Sunday, each as large as an airplane. According to NASA's Jet Propulsion Laboratory (JPL), one of these four ...

Roughly 66 million years ago, Earth was struck by a city-size asteroid. The impact released the energy equivalent to the detonation of 72 trillion tons (65 metric tons) of TNT, carving a 100-mile-wide ...

Astronomers have detected three asteroids in close proximity to Earth, two of which pose a potential threat as "planet killers" because of their larger and hazardous size, but don't worry, says a NASA ...