索菲亚天文台的南极光
2022年7月29日 SOFIA’s Southern Lights Image Credit & Copyright: Ian Griffin (Otago Museum) Explanation: SOFIA, the Stratospheric Observatory for Infrared Astronomy, is a Boeing 747SP aircraft modified to carry a large reflecting telescope into the stratosphere. The ability of the airborne facility to climb above about 99 percent of Earth’s infr...