Supernovae, spacewalks and snow: The week in space

日期:2017-11-26 08:00:34 作者:宁瑁瞌 阅读:

By Maggie McKee Video: Europe’s first space cargo ship, the Jules Verne Automated Transfer Vehicle, plunged into the atmosphere and broke apart before falling into the Pacific Ocean (Courtesy of ESA) Over the past week, astronomers reported finding a nearby supernova that had been overlooked for a decade,