The Ursa Minor Dwarf galaxy is a small, faint galaxy orbiting our Milky Way. It's located about 200,000 light-years away. The galaxy experienced a period of rapid star formation billions of years ...

Earlier this month, we spoke of Ursa Major, the Big Bear, so this week we take a look at the Little Bear, Ursa Minor. Astronomy neophytes sometimes mistake the Pleiades star cluster for the Little ...

Figure 2: An optical image of the Ursa Minor dwarf galaxy from the Digitized Sky Surveys (DSS)* (14 arcmin by 14 arcmin) and the target star COS82.

George Abell's 1958 catalog, later expanded to 4,076 entries, provides a comprehensive list of galaxy clusters. Abell 2256, located in Ursa Minor, is a rich cluster containing over 500 galaxies ...

Comments: Astrophysical Journal (Letters), in press The nearby Ursa Minor dwarf spheroidal (UMi dSph) is one of the most dark matter dominated galaxies known, with a central mass to light ratio ...

The team, led by another grad student, Simon Smith at the University of Victoria, believe UMa3/U1 to be a dwarf galaxy and not a simple star cluster because of what follow-up observations with the ...

Starry tail tells the tale of dwarf galaxy evolution Date: January 27, 2023 Source: National Institutes of Natural Sciences Summary: A giant diffuse tail of stars has been discovered emanating ...

A new satellite galaxy discovered orbiting the Milky Way is either an incredibly ancient, soon-to-fragment clump of stars or the most dark-matter-dominated dwarf galaxy ever found.