Text – http://howfarawayisit.com/wp-content/uploads/2022/10/JWST-Hubble-Earendel-1st-Population-III-Star-maybe-1.pdf
website – https://howfarawayisit.com
Here’s a video on the Hubble-JWST discovery of Earendel in the Sunrise Arc galaxy, the most distant star ever seen. Just how it was determined to be star in a galaxy over 12 billion light years away is a fascinating and important story. So, this video covers the two main processes that made this discovery possible: ‘strong gravitational lensing’ and ‘Caustics’ that significantly magnified the source objects.