Did a collision with a giant asteroid or comet change the shape of ... 30 times greater than average in the Cretaceous/Tertiary (KT) boundary, the layer of sedimentary rock laid down at the ...

A small asteroid careened toward Earth before burning up Tuesday night above northern Siberia in Russia, creating a blazing fireball in the sky witnessed across the region. The space rock ...

Jamie Carter is an award-winning reporter who covers the night sky. Astronomers have spotted a large asteroid destined to whizz unusually close to Earth. First noticed just three weeks ago ...

The asteroid, named 2012 BX34, measured between six and 19 meters in diameter (20 to 62 feet), said Gareth Williams, associate director of the US-based Minor Planet Center which tracks space objects.

Astronomers around the world aimed their telescopes to catch a glimpse of the 2005 YU55 asteroid, which is about as big as an aircraft carrier but was not visible to the naked eye when it passed ...

The mission will see its spacecraft, Vestri, dock on the company’s target near-Earth asteroid, whose identity remains unknown. The company announced the new mission alongside details of $40 ...

A small asteroid was visible in northern Siberia on Tuesday, as it closed in on its collision course with Earth. It's first of two expected flybys this week. The European Space Agency issued an ...