2023-10-15, 19:47
The Milky Way May Be Missing a Trillion Suns' Worth of Mass
https://www.scientificamerican.com/artic...h-of-mass/
Slow-moving stars at the Milky Way’s outskirts suggest our galaxy may be far lighter than previously believed, with profound implications for dark matter
https://www.scientificamerican.com/artic...h-of-mass/