Arquivos Astrônomos

21junjunho 21, 2024

Astrônomos Testemunham a Primeira Ativação de um Buraco Negro Supermassivo

Um buraco negro supermassivo na galáxia SDSS1335+0728 se iluminou, possivelmente dando aos astrônomos uma ideia de como essas feras são despertadas.M. KORNMESSER/ESONos últimos quatro anos, os astrónomos observaram o buraco negro supermassivo no centro do SDSS1335+0728 sofrer uma transformação de um estado escuro e inativo para um estado brilhante e ativo.Esta observação em tempo...

By Jorge PakaAstrofísica, Astronomia, Astronomia EstelarAstrônomos, Buraco Negro SupermassivoComments OffRead more...

16fevfevereiro 16, 2023

Os astrônomos identificam vinte restos de ultravioletas emissores Remanescentes de Supernova na galáxia Andrómeda

Posições dos 20 SNRs com emissão difusa UV detectada (quadrados vermelhos) e dos 5 SNRs com provável, mas confusa, emissão difusa (quadrados azuis), sobrepostas à imagem da Galáxia Andromeda no filtro F148W. Crédito: Leahy et al, 2023Utilizando o satélite AstroSat, astrônomos da Universidade de Calgary, Canadá, identificaram vinte remanescentes de supernovas (SNRs) na Galáxia...

By Eduardo PauloAstrofísica, Astronomia, Astronomia Galáctica, Planetologia, SciencesAstrônomos, SupernovaComments OffRead more...

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Tag - Astrônomos