YR4 made headlines earlier this year when its probability of impacting Earth in 2032 rose as high as 3%. While an Earth ...

Earth lives in a shooting gallery, with small and large rocky bodies in abundance in our solar system. Are we in danger of ...

Asteroid Day reminds us of space rocks' power. Some asteroids hit Earth hard. One exploded over Chelyabinsk in 2013, injuring ...

The United Nations formally adopted Asteroid Day in 2016. The decision followed a proposal from the Association of Space ...

Can an asteroid, or two asteroids, crash into Earth in the next seven years? Scientists are observing these space rocks to ...

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

We had the Chelyabinsk impact event in 2013, which caused a historic number of injuries and damage to buildings — the most ever recorded from an asteroid/meteorite event.

The brilliant flash, which was accompanied by a sonic boom that many mistook for an earthquake, resulted in hundreds of calls ...

Why Asteroid Day? In December 2016 the United Nations General Assembly adopted resolution A/RES/71/90, declaring 30 June International Asteroid Day in order to "observe each year at the ...

The mysterious blast site of the Tunguska Event of 1908 is revealed in satellite images obtained by NASA’s Operational Land ...