A double ridge cutting across the surface of Europa is seen in this mosaic of two images taken by NASA’s Galileo during the spacecraft’s close flyby on Feb. 20, 1997.IMAGE […]
Covering the business and politics of space
A double ridge cutting across the surface of Europa is seen in this mosaic of two images taken by NASA’s Galileo during the spacecraft’s close flyby on Feb. 20, 1997.IMAGE […]