We Still Can't Find the First Stars in the Universe | SciShow News

Astronomers looking farther back in time than ever before are giving us a better idea of what the early universe must have been like, and we've identified another of the mysterious ultraluminous X-ray pulsars.

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Sources:
https://astronomy.swin.edu.au/cosmos/P/Population+III
https://kipac.stanford.edu/highlights/population-iii-stars-universes-ultimate-reclusive-pop-stars
https://aas.org/sites/default/files/2020-06/bhatawdekar_aas236.pdf.
https://sci.esa.int/web/hubble/-/hubble-makes-surprising-find-in-the-early-universe-2010
https://academic.oup.com/mnras/article/486/3/3805/5420745
https://www.haystack.mit.edu/ast/science/epoch/
https://www.wolframalpha.com/input/?i=Small+Magellanic+Cloud
https://www.eurekalert.org/pub_releases/2020-06/ras-uxs060320.php
https://www.aanda.org/articles/aa/pdf/2005/19/aa2408-04.pdf,
http://dx.doi.org/10.1093/mnras/staa1041

Images:
https://svs.gsfc.nasa.gov/12656
https://en.wikipedia.org/wiki/File:Well_known_stars_2.png
https://svs.gsfc.nasa.gov/10128
https://svs.gsfc.nasa.gov/10861
https://svs.gsfc.nasa.gov/20314
http://www.spitzer.caltech.edu/video-audio/1733-ssc2020-05v1-Spitzer-Space-Telescope-Beauty-Pass
https://en.wikipedia.org/wiki/File:Paranal_Platform_After_Sunset_(ESO).jpg
https://svs.gsfc.nasa.gov/30685
https://en.wikipedia.org/wiki/File:Magellanic_Clouds_%E2%80%95_Irregular_Dwarf_Galaxies.jpg
https://svs.gsfc.nasa.gov/11567
https://en.wikipedia.org/wiki/File:Astrosat-1_in_deployed_configuration.png
https://svs.gsfc.nasa.gov/13058
https://www.nasa.gov/centers/marshall/multimedia/photos/2003/photos03-080.html