Strong (Hb + [OIII]) and Ha emitters at redshift z≃7−8 unveiled with JWST/NIRCam and MIRI imaging in the Hubble eXtreme Deep Field (XDF): https://arxiv.org/abs/2301.10717 -> #MIRI instrument on #JWST detects H-alpha emission during the Epoch of #Reionization for the first time: https://www.astronomie.nl/nieuws/en/miri-instrument-on-jwst-detects-h-alpha-emission-during-the-epoch-of-reionization-for-the-first-time-3785

#astronomy #galaxies #stars #reionization An article published in the journal "Monthly Notices of the Royal Astronomical Society" shows evidence that the oldest galaxies in the universe were brighter than expected. https://english.tachyonbeam.com/2019/05/12/the-unexpected-brightness-of-the-earliest-galaxies-in-the-universe-offers-clues-to-a-crucial-moment-in-its-evolution