NASA Satellite Captures Image of Meteor Over the Bering Sea

Caitlin Dempsey

On December 18, 2018,  the Multi-angle Imaging SpectroRadiometer (MISR) instrument on NASA's Terra satellite detected the aftermath of an explosion of a fireball (a very bright meteor)  16 miles (26 kilometers) over the Bering Sea.

Richat structure

Richat Structure: A Geologic Wonder

Caitlin Dempsey

The Richat Structure, a geologic wonder viewable from space, is a striking circular feature found in the Sahara Desert in ...