#supernovaUnmoderated tagAll postsTrending CommunitiesSteemitCryptoAcademyNewcomers' Communityআমার বাংলা ব্লগKorea • 한국 • KR • KOSteem POD TeamAVLE 일상STEEM CN/中文WORLD OF XPILARSteem AllianceComunidad LatinaRECREATIVE STEEMUkraine on SteemExplore Communities...#supernovaTrendingNewPayoutsMutedvictorsouza (26)in #supernova • 18 hours agoSupernova of 2023 Challenges Theories About Cosmic Ray OriginsA nearby supernova detected in 2023 offered astrophysicists an excellent opportunity to test ideas about how these…