images

Vredefort impact crater, South Africa

by

Nasa/Novapix

Reference

t-cra05-40001

Date

2010-01-28

Vredefort crater is the largest impact crater on earth and one of the oldest known impact crater. Its diameter is 300 km and its age is estimated to be 2 billion years. Image taken from the international space station (ISS) on june 27 2009.