Giant Structure Deep in Australia May Be Largest Asteroid Impact on Record

The Deniliquin structure spans up to 520 kilometres in diameter. This exceeds the size of the near-300km- wide Vredefort impact structure in South Africa, which to date has been considered the world's largest.

There Are More Craters On The Moon Then We Think

Thanks to China’s Chang’e-1 and Chang’e-2 lunar orbiters, the number of known craters on the moon’s surface is now more than a dozen times larger than the 9,137 craters that are officially recognized.

Australian meteor crater is the oldest known crater on Earth

A NASA scientist analyzed the age of the Yarrabubba meteor crater in Australia and found it to be 2.229 billion years old, making it now the oldest crater currently known.

Massive impact crater discovered in Greenland

An international team has discovered a 31-km wide meteorite impact crater buried beneath the ice-sheet in the northern Greenland. This is the first time that a crater of any size has been found under one of Earth.