Arizona Sen. Mark Kelly knows a few things about objects in outer space, including those that make their way to Earth.

According to experts, if the asteroid did make contact with the moon, it would have a similar fallout to an atomic bomb.

A colossal asteroid, once feared to be on a collision course with Earth, is now predicted to potentially strike the moon, ...

NASA says the 10-storey YR4 asteroid could hit the Moon in 2032, which could see global communications come to a complete ...

The freshly minted telescope discovered 2,000 previously unknown asteroids in just 10 hours. Weirdly, NASA doesn’t seem to ...

The designation is already used in other parts of the world to raise awareness for space science and planetary defense.

Senators introduce a resolution to designate June 30 as National Asteroid Day, emphasizing planetary defense and public ...

The fiery ball that streaked across the South Carolina sky Thursday could have been a meteorite, according to the National Weather Service.

Astronomers estimate that an asteroid this large comes this close to Earth only about once every 7,500 years. It also appears ...

NASA confirmed a meteor entered Earth's atmosphere over Georgia, disintegrating with energy equivalent to 20 tons of TNT.