It came from outer space! In the early morning of June 30, 1908, people in the remote Tunguska region of Siberia beheld an ...

On June 30, 1908, at 7:14 am in central Siberia, local farmer Semen Semenov witnessed an extraordinary event: he described ...

Sensational "city killer" headlines aside, NASA and the European Space Agency reported the asteroid "has a very small chance" of Earth impact.

They flattened forests, left massive craters and even killed the dinosaurs. Learn all about Earth’s hugest asteroid strikes.

The likelihood of 2024 YR4 colliding with the our planet in 2032 have ticked up to over 3 percent. Is it time to start worrying?

some scientists say that the object, whatever it was, never even hit the planet. Instead, it just grazed us, which is why it left next to no remnants. A Tunguska-type event is only expected to ...

An asteroid between about 130 and 300 ft. (40 and 90 meters) in diameter has been given a 2.3% chance of it hitting Earth on Dec. 22, 2032.

The celestial object should be visible through early April ... a 98-foot-wide asteroid struck the Podkamennaya Tunguska River in a remote Siberian forest of Russia, according to the Planetary ...