Embedded cumulonimbus clouds that pilots try to avoid. Flying 400 km above Earth we do not need to take any notice of them #Proximapic.twitter.com/0MgN7hqKfq
mardi 3 janvier 2017 à 18:31Embedded cumulonimbus clouds that pilots try to avoid. Flying 400 km above Earth we do not need to take any notice of them 
#Proxima pic.twitter.com/0MgN7hqKfq
