Reprinted from Space Weather News for May 12, 201 EARTH’S MAGNETIC FIELD IS CHANGING:Earth’s magnetic field protects us from stormy space weather and cosmic rays. New data from Europe’s SWARM spacecraft show that our planet’s magnetic field is changing. For instance, in recent years magnetism over North America has weakened by 3.5%, while Asia has …
Tag: noctilucent clouds
Permanent link to this article: https://twfendley.com/earths-magnetic-field-is-changing/
May 22
Electric-blue clouds drift across Arctic
Reprinted Space Weather News for May 22, 2015 http://spaceweather.comNOCTILUCENT CLOUDS: NASA’s AIM spacecraft has spotted a luminous patch of electric-blue drifting across the Arctic Circle. The sighting marks the beginning of the 2015 season for northern-hemisphere noctilucent clouds (NLCs). Long ago, NLCs were a polar phenomenon confined mainly to the Arctic. In recent years, however, they …
Permanent link to this article: https://twfendley.com/electric-blue-clouds-drive-across-arctic/