保护地球，探索宇宙，发现文明
2024年1月21日 The Upper Michigan Blizzard of 1938 Image Credit: Bill Brinkman; Courtesy: Paula Rocco Explanation: Yes, but can your blizzard do this? In the Upper Peninsula of Michigan‘s Storm of the Century in 1938, some snow drifts reached the level of utility poles. Nearly a meter of new and unexpected snow fell over two days in a storm that started 86...
2024年1月6日 The Snows of Churyumov-Gerasimenko Images Credit: ESA, Rosetta, MPS, OSIRIS; UPD/LAM/IAA/SSO/INTA/UPM/DASP/IDA; Animation: Jacint Roger Perez Explanation: You couldn’t really be caught in this blizzard while standing by a cliff on periodic comet 67P/Churyumov-Gerasimenko. Orbiting the comet in June of 2016, the Rosetta spacecraft’s narr...