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  2. Andromeda–Milky Way collision - Wikipedia

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

    The AndromedaMilky Way collision is a galactic collision predicted to occur in about 4.5 billion years between the two largest galaxies in the Local Group—the Milky Way (which contains the Solar System and Earth) and the Andromeda Galaxy.

  3. Our Galaxy Might Not Be Doomed After All - AOL

    www.aol.com/well-50-50-galaxy-collide-185300912.html

    Scientists say there's a 50/50 chance that our Milky Way galaxy will collide with the Andromeda galaxy, challenging previous certainty about this cosmic event.

  4. Andromeda Galaxy - Wikipedia

    en.wikipedia.org/wiki/Andromeda_Galaxy

    The Andromeda Galaxy is a barred spiral galaxy and is the nearest major galaxy to the Milky Way. It was originally named the Andromeda Nebula and is cataloged as Messier 31 , M31 , and NGC 224 . Andromeda has a D 25 isophotal diameter of about 46.56 kiloparsecs (152,000 light-years ) [ 8 ] and is approximately 765 kpc (2.5 million light-years ...

  5. Local Group - Wikipedia

    en.wikipedia.org/wiki/Local_Group

    The Triangulum Galaxy (M33) is the third-largest member of the Local Group, with a mass of approximately 5 × 10 10 M ☉ (1 × 10 41 kg), and is the third spiral galaxy. [6] It is unclear whether the Triangulum Galaxy is a companion of the Andromeda Galaxy; the two galaxies are 750,000 light years apart, [ 7 ] and experienced a close passage 2 ...

  6. Milky Way - Wikipedia

    en.wikipedia.org/wiki/Milky_Way

    According to recent studies, the Milky Way as well as the Andromeda Galaxy lie in what in the galaxy color–magnitude diagram is known as the "green valley", a region populated by galaxies in transition from the "blue cloud" (galaxies actively forming new stars) to the "red sequence" (galaxies that lack star formation). Star-formation activity ...

  7. Hubble reveals Andromeda has made contact with our galaxy - AOL

    www.aol.com/news/hubble-reveals-andromeda-made...

    A magnificent cloud of diffuse halo of plasma surrounding our galactic neighbor, Andromeda, was recently mapped by astronomers using the Hubble Space Telescope. This close proximity means that ...

  8. Galaxy merger - Wikipedia

    en.wikipedia.org/wiki/Galaxy_merger

    The larger galaxy will often "eat" the smaller - a phenomenon aptly named “galactic cannibalism” - absorbing most of its gas and stars with little other significant effect on the larger galaxy. Our home galaxy, the Milky Way, is thought to be currently absorbing several smaller galaxies in this fashion, such as the Canis Major Dwarf Galaxy ...

  9. Earliest building blocks of the Milky Way discovered near its ...

    www.aol.com/galactic-archaeology-reveals-two...

    Astronomers using the Gaia space telescope have located two ancient streams of stars that helped the Milky Way galaxy grow and evolve more than 12 billion years ago.

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