... Andromeda studies. Andromeda, also known as M31, is a spiral galaxy like our own, but is slightly larger in size and at ... in dark, clear skies. "Andromeda is the only large spiral galaxy where we can see individual X-ray binaries and study them ...
... fraction of the oxygen that is five times ionized, which is the ion observed by COS." The CGM gas in spiral galaxies on the other hand reaches temperatures that are around fifty times hotter than the surface of the...
... France Hawaii Telescope in four colour bands. Having multiple bands is useful as some galaxies are brighter in some bands than others. For example, spiral galaxies have a lot of young, blue stars so are brighter in some bands, whereas Elliptical...
... of dark matter. In a theory that took root in the 1950s by astronomers examining the motions of stars in spiral galaxies, dark matter is currently believed to be an essential component of the Universe – making up a whopping ~80 percent of its mass...
... the LMC have revealed a bit of a problem. This once dwarf spiral galaxy is actually teeming with the unseen dark stuff – up to twice as ...Cloud with the Milky Way will wreak havoc with our galaxy, said lead author Dr Marius Cautun, a postdoctoral ...
...-ULS-1. M51-ULS-1 lies close to the heart of Messier 51 (M51), a spiral galaxy 31 million light years, that is also known as the Whirlpool galaxy. It is one of three external galaxies, the others being M101 and M104, that Di Stefano and colleagues...