{"id":"918dd479-d9e5-4429-9ebe-337b177eb33c","url":"https://phys.org/news/2026-10-green-pink-purple-astronomers-reveal.html","domain":"phys.org","outlet":{"name":"Phys.org","country":null,"cred":null,"lean":null,"curated":false,"owner":"Science X"},"title":"Green, pink and purple: Astronomers reveal the surprising true colors of white dwarf stars","plainHeadline":"White dwarf stars can appear green, pink, purple, not just white or blue","rewrite":{"model":null,"at":null},"summary":["Warwick astronomers modeled white dwarf colors using spectra and human color vision.","Coolest white dwarfs can reach densities around 1 gram per cubic centimeter.","Colors depend on atmosphere composition and trace elements like carbon and sodium.","WD J1330+6435 appears green due to calcium, lithium, and sodium enriching the atmosphere.","Among 151 white dwarfs within 65 light-years, five showed unusual colors; about 1 in 30."],"topics":["Science","Education"],"lang":"eng","publishedAt":"2026-10-15T00:10:01.000Z","ingestedAt":"2026-10-15T01:02:37.109Z","story":"https://brief.concise.news/story/dc357ce3-aa3f-4b91-bc30-da2aff0d11a9","storyId":"dc357ce3-aa3f-4b91-bc30-da2aff0d11a9","image":"https://scx1.b-cdn.net/csz/news/tmb/2026/green-pink-and-purple.jpg","author":"Sadie Harley; Robert Egan","dek":"University of Warwick astronomers have shown that white dwarf stars can glow in a range of colors, including the first star ever found that would appear green to the human eye."}