It measures 130 to 300 feet across, a pebble compared to the asteroid that killed the dinosaurs, which is estimated to have been six to nine miles in length. On the other hand, on Feb. 15, 2013, an ...

Asteroids that orbit close to the Earth inevitably cause us some anxiety due to the even remote possibility of a collision.

Scientists comment on asteroid 2024 YR4 which may hit Earth in 2032. Prof Martin Ward, Emeritus Temple Chevallier Professor of Astronomy, Durham University, said: ...

It was, of course, a great joy for me when we could confirm the planet’s existence,” said Dr. Cretignier. “It was also a ...