The German space agency (DLR) has released a spectacular 3D map of Earth. Built from images acquired by two radar satellites, it traces the variations in height across all land surfaces - an area ...
At 1 million miles (1.5 million kilometers) from Earth, eROSITA is the first X-ray ... the team was able to create a detailed 3D map of the LHB. This revealed that the LHB is stretched toward ...