Arquivos Exoplaneta

12maiomaio 12, 2025

JWST Verifica o Exoplaneta mais Frio Encontrado ao Redor de uma Estrela Morta

Crétido: Pixabay Em 2020, astrônomos descobriram WD 1856+534 b, um gigante gasoso a cerca de 81 anos-luz da Terra. Com cerca de seis vezes a massa de Júpiter, este "super-Júpiter" tornou-se o primeiro exoplaneta conhecido a transitar por uma anã branca.Observações do JWST confirmam WD 1856+534 b como o exoplaneta mais frio já detectado Em um...

By Marcílio SantosAstronomia, PlanetologiaExoplaneta, JWST0 CommentsRead more...

29janjaneiro 29, 2024

Telescópio Espacial Hubble Detecta Vapor de Água na Atmosfera de um Pequeno Exoplaneta

Os astrónomos que utilizam o Telescópio Espacial Hubble da NASA/ESA observaram o GJ 9827d, o exoplaneta mais pequeno que se conhece com vapor de água na sua atmosfera. Com um diâmetro aproximadamente duas vezes superior ao da Terra, este planeta distante pode fornecer informações sobre a prevalência de atmosferas ricas em água noutras estrelas...

By Ngoma ManuelAstronomia, Ciência Planetária, Planetologia, SciencesExoplaneta, Telescópio Espacial Hubble, Vapor de ÁguaComments OffRead more...

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Tag - Exoplaneta