YR4 won’t hit Earth, but a 4% chance remains for a lunar impact. ESA's upcoming NEOMIR telescope could revolutionize early ...

Objects from space are crashing into Earth’s atmosphere all the time. They just don’t always happen with the perfect timing ...

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

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

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

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 is held every year to commemorate this impact, as a reminder to the world that planetary defense against asteroids and comets matters. We had the Chelyabinsk impact event in 2013, which ...

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

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

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

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

June 30 is Asteroid Day, which honors the Tunguska event in Russia 117 years ago and teaches about asteroids and their ...