The Shoemaker impact site in Australia may have been formed as long as 1.63 billion years ago.
Published Jul 18, 2011
Astronauts capture the first confirmed image of the structure taken from the International Space Station.
Published Mar 4, 2013
This geologic feature has captured the attention of astronauts for about as long as NASA has sent humans into orbit around Earth.
Published Apr 29, 2018
Many of the salt lakes in Western Australia are found along the valleys of ancient river systems that no longer flow.
Published Mar 26, 2016
Acquired February 18, 2010, this true-color image shows Lake Acraman and surrounding saltpans in South Australia. The sprawling saltpans appear off-white, and the largely bare soils appear in shades of orange and brown.
Published Feb 28, 2010
