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NEW RECORD! How Hubble found the Most Distant Star
00:00 Hubble finds the most distant star Earendel 12.9 billion light-years away
01:11 How gravitational lenses probe the Early Universe
03:27 Erandel's discovery in the RELICS survey
04:17 How Earandel's distance was determined
06:47 Why Erandel is a star and not something else
09:07 Earandel's mass and size
11:21 What if Earandel is a foreground object?
12:41 Is Earendel a first-generation star?
14:30 Skillshare
15:30 Thanks to Patrons!
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🧠References:
NASA News Release: https://hubblesite.org/contents/news-releases/2022/news-2022-003?news=true
Nature Paper: https://www.nature.com/articles/s41586-022-04449-y
Welch et al. 2022: https://stsci-opo.org/STScI-01FX61F3NBSQQY4K41GKAX05QD.pdf
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