The Shoemaker impact site in Australia may have been formed as long as 1.63 billion years ago.
Published Jul 18, 2011
Spider Crater rests in a depression some 13 by 11 kilometers (8 by 7 miles) across. Meteorite craters often have central areas of uplift, and Spider Crater fits this pattern. Spider Crater sits in a depression and has a central uplift area characteristic of impact craters, it shows extreme differences in erosion, giving it a unique appearance.
Published Mar 30, 2008
The dark green Unia River highlights the circular structure of the Wembo-Nyama feature—a possible impact crater in the Democratic Republic of Congo—in this natural-color image from April 1, 2000.
Published Mar 28, 2010
Bigach Impact Crater in northeastern Kazakhstan is about five million years old—long enough to be reshaped by geologic process, erosion, and human activity.
Published Oct 3, 2011
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
Roughly 220 million years ago, geologists estimate, a meteorite struck Earth here. Despite its age, Serra da Cangalha remains Brazil’s best-preserved impact crater, resting upon largely undisturbed sediments laid down some 300 million years ago.
Published Mar 16, 2008
