For Christmas this year, [Scottshambaugh] decided to make his family a map of their hometown — Portland, ME. Using topographical map data, he made this jaw-dropping 3D map, and it looks amazing.

The spacecraft collected new data on Mercury using its Mercury Radiometer and Thermal Infrared Spectrometer, or MERTIS. The instrument captured details of Mercury at mid-infrared wavelengths, in which ...