The Missing Fuel: How Astronomers Study Galaxies That No Longer Form Stars A galaxy may glow brightly despite forming very few new stars. Its light may come mainly from an ageing population born billions of years earlier, long after the conditions for further star formation have changed. The surprising implication https://updatewatch-digestpost207.theideasblog.com/43274174/trending-update-blog-on-science-news-and-discoveries