Erosion has erased most of Earth’s impact craters. Here are the survivors

A recent discovery in Greenland may bring the known list to 191

Vredefort

BIG BLOW  South Africa’s Vredefort crater, which formed an estimated 2 billion years ago, is the largest known crater on Earth.

NASA

When it comes to impact craters, Earth is the pauper of the solar system.

Even with a recent, still-to-be-confirmed crater discovery under Greenland’s ice, there are fewer than 200 known impact craters on the planet.