Molecular assembly theory; a theory which helped Astro-biologists develop an index to search for life as we do, or do not, know it.
Link: https://astrobiology.nasa.gov/news/universal-life-detection-astrobiology-assembly-theory/

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Hubble spots the most distant star ever detected!
When the light we see from the star Earendel was emitted, the universe was less than a billion years old.