5 years ago
One of the oldest stars in the universe found
One of the oldest stars in the universe is quietly hiding out in the Milky Way some 2,000 light-years from Earth. According to a new study published in The Astrophysical Journal, the tiny, 13.5-billion-year-old red dwarf contains barely any heavy elements at all, suggesting it formed out of a nearly pristine cloud of material leftover from shortly after the Big Bang. Furthermore, because the small star is just one-seventh the mass of the Sun and is made of primordial matter, it’s making astronomers reconsider the demographics of the very first stars.
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