Some galaxies stop producing stars when they are still young. It turns out they run out of available gas early on. Now astronomers are using a survey called VERTICO – The Virgo Environment Traced in Carbon Monoxide Survey – to find out why.
Writing and narration provided by Phil Plait @SYFY
Discover more about how galaxies run out of gas from the original press release:
https://public.nrao.edu/news/alma-massive-galaxies-running-on-empty/