Eric Walker added GREGOR Solar Telescope - Wikipedia to GREGOR
Eric Walker added GREGOR and 2021-09 La Palma volcano erupts and Canary Islands - Wikipedia and After Perilous Atlantic Journey, Migrants Await Their Fate in Canary Island Hotels - The New York Times to Canary Islands, and added Canary Islands to Spain
Eric Walker added GREGOR Solar Telescope - Wikipedia and Leibniz-Institut fuer Sonnenphysik (KIS): Europe’s largest Solar Telescope GREGOR unveils magnetic details of the Sun to GREGOR, and added GREGOR to Telescopes and Canary Islands
Eric Walker added a number of topics to Telescopes, and added Telescopes to Telescopes, observatories and telescope networks