# Stars make oxygen for small galaxies, but they lose most of it

Stars make oxygen for small galaxies, but they lose most of it

via [Phys.org (Space News section)](https://phys.org/news/2026-11-stars-oxygen-small-galaxies.html)

Scientists found that small galaxies have less oxygen than their stars produce. Researchers studied 37 dwarf galaxies within 22 million light-years of Earth using data from NASA's Hubble Space Telescope. The results were published in The Astrophysical Journal.

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Updated: 2026-11-02T23:00:21.792Z