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  2. Andromeda Galaxy - Wikipedia

    en.wikipedia.org/wiki/Andromeda_Galaxy

    The Andromeda Galaxy is approaching the Milky Way at about 110 kilometres (68 miles) per second. [134] It has been measured approaching relative to the Sun at around 300 km/s (190 mi/s) [ 1 ] as the Sun orbits around the center of the galaxy at a speed of approximately 225 km/s (140 mi/s).

  3. Milky Way - Wikipedia

    en.wikipedia.org/wiki/Milky_Way

    Current measurements suggest the Andromeda Galaxy is approaching the Milky Way at 100 to 140 km/s (220,000 to 310,000 mph). In 4.3 billion years, there may be an Andromeda–Milky Way collision, depending on the importance of unknown lateral components to

  4. List of nearest galaxies - Wikipedia

    en.wikipedia.org/wiki/List_of_nearest_galaxies

    Picture Galaxy Type Distance from Earth Magnitude Group Membership Notes Diameter (ly) Millions of light-years Mpc M m - Milky Way: SBbc 0.0265 (to the galactic center) [2] 0.008 [2] ...

  5. Andromeda–Milky Way collision - Wikipedia

    en.wikipedia.org/wiki/AndromedaMilky_Way...

    The Andromeda–Milky Way collision is a galactic collision predicted to occur in about 4.5 billion years between the ... the average distance between stars is still ...

  6. List of the most distant astronomical objects - Wikipedia

    en.wikipedia.org/wiki/List_of_the_most_distant...

    The proper distance represents the distance ... presence of a planet orbiting a star in the Andromeda ... as external to the Milky Way. [195] [204] [206] [208 ...

  7. List of luminous blue variable stars - Wikipedia

    en.wikipedia.org/wiki/List_of_Luminous_Blue...

    This is a list of luminous blue variable stars in order of their distance from Earth ... Milky Way galaxy (confirmed LBVs) Star system ... Andromeda LGGS J004051.59 ...

  8. List of O-type stars - Wikipedia

    en.wikipedia.org/wiki/List_of_O-type_stars

    1.1 Milky Way galaxy. ... 1.3 Andromeda Galaxy and Triangulum Galaxy. 1.4 Other Galaxies. 2 See also. ... This is a list of O-type stars by their distance from Earth ...

  9. Andromeda (constellation) - Wikipedia

    en.wikipedia.org/wiki/Andromeda_(constellation)

    The distance he found was far greater than the size of the Milky Way, which led him to the conclusion that many similar objects were "island universes" on their own. [ 60 ] [ 61 ] [ 62 ] Hubble originally estimated that the Andromeda Galaxy was 900,000 light-years away, but Ernst Öpik 's estimate in 1925 put the distance closer to 1.5 million ...