Population III

English Alternative forms en population III Etymology en the first paper? Proposed as a category of stars of even poorer metallicity than en Population II. Proper noun Population mul III en astrophysics cosmology usually _ attributively A hypothetical population or group of stars which may have existed in the early history of the Universe, characterized by being extremely massive and hot and having an extremely low metallicity. en Population I Population II en https://web.archive.org/web/20201112002310/https://www.forbes.com/sites/startswithabang/2019/10/26/ask-ethan-how-many-generations-of-stars-formed-before-our-sun-did/ w:Forbes In other words, we have not yet discovered a true Population III star; revealing these elusive, early stars is one of the main science goals of the soon-to-be-launched James Webb Space Telescope. Ask Ethan: How Many Generations Of Stars Formed Before Our Sun? 2019-10-26 Ethan Siegel en https://web.archive.org/web/20221213012304/https://www.theregister.com/2022/11/09/quasar_star_big_bang/ w:The Register Thus, the earliest stars – known as Population III – were likely composed of just hydrogen and helium. This ancient quasar may be the remains of the first-gen star that started us all 2022-11-09 Brandon Vigliarolo en https://web.archive.org/web/20221209010212/https://www.scientificamerican.com/article/astronomers-grapple-with-jwsts-discovery-of-early-galaxies1/ w:Scientific American Emerging from the primordial hydrogen and helium gas that pervaded the early universe, Population III stars would lack heavier elements, allowing them to reach humongous sizes—hundreds of times bulkier than our sun. Astronomers Grapple with JWST’s Discovery of Early Galaxies 2022-12-06 Jonathan O'Callaghan Derived terms en Pop III abbreviation See also en black hole star en Stars en terms containing Roman numerals