来自MSN10 个月
The faintest star system orbiting our Milky Way may be dominated by dark matter
A bizarre system of stars that is either an ancient cluster or the most dark-matter-dominated dwarf galaxy ever found ... known as Ursa Major III/Unions 1 (UMa3/U1), contains only 60 visible ...
来自MSN10 个月
Saturday Citations: An anemic galaxy and a black hole with no influence. Also: A really ...
Researchers using the James Webb Telescope are studying I Zwicky 18, an extremely metal-poor blue compact dwarf galaxy in the constellation Ursa Major ... likely Population III stars, poor ...