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  2. Milky Way - Wikipedia

    en.wikipedia.org/wiki/Milky_Way

    More recently, in November 2020, over 300 million habitable exoplanets are estimated to exist in the Milky Way Galaxy. When compared to other more distant galaxies in the universe, the Milky Way galaxy has a below average amount of neutrino luminosity making our galaxy a “neutrino desert”. Structure

  3. GN-z11 - Wikipedia

    en.wikipedia.org/wiki/GN-z11

    Compared with the Milky Way galaxy, GN-z11 is 1 ⁄ 25 of the size, has 1% of the mass, and is forming new stars approximately twenty times as fast. With a stellar age estimated at 40 million years, it appears the galaxy formed its stars relatively rapidly. [4]

  4. List of largest stars - Wikipedia

    en.wikipedia.org/wiki/List_of_largest_stars

    List of the largest known stars in the Milky Way Star name Solar radii (Sun = 1) Method Notes Orbit of Saturn: 2,047 – 2,049.9: Reported for reference: WOH G64 (For comparison) 1,540 ± 77: L/T eff: Located in the Large Magellanic Cloud. Possibly the largest known star. Theoretical limit of star size (Milky Way)

  5. TON 618 - Wikipedia

    en.wikipedia.org/wiki/TON_618

    Size comparison of the event horizons of the black holes of TON 618 and Phoenix A. The orbit of Neptune (white oval) is included for comparison. As a quasar, TON 618 is believed to be the active galactic nucleus at the center of a galaxy, the engine of which is a supermassive black hole feeding on intensely hot gas and matter in an accretion ...

  6. Cosmic Calendar - Wikipedia

    en.wikipedia.org/wiki/Cosmic_Calendar

    Milky Way Galaxy formed 13 May: 8.8: Milky Way Galaxy disk formed 2 Sep: 4.57: Formation of the Solar System: 6 Sep: 4.4: Oldest rocks known on Earth

  7. Webb telescope spots the most distant Milky Way-like galaxy yet

    www.aol.com/news/webb-telescope-spots-most...

    Ceers-2112 formed soon after the big bang created the universe (which is estimated to be 13.8 billion years old), and the galaxy’s distinct structure was already in place 2.1 billion years later.

  8. Quasar - Wikipedia

    en.wikipedia.org/wiki/Quasar

    Light observed from this 800-million-solar-mass quasar was emitted when the universe was only 690 million years old ... the Milky Way galaxy in ... compared to 0 .7% ...

  9. Location of Earth - Wikipedia

    en.wikipedia.org/wiki/Location_of_Earth

    Milky Way Galaxy: 30,000 pc 9.26×10 17: 17.97: Our home galaxy, composed of 200 billion to 400 billion stars and filled with the interstellar medium. Milky Way subgroup: 840,500 pc 2.59×10 19: 19.41: The Milky Way and those satellite dwarf galaxies gravitationally bound to it.

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

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

    The stars in our galaxy’s heart are metal-poor, so we dubbed this region the Milky Way’s ‘poor old heart,’” said Rix, director of the Max Planck Institute for Astronomy’s department of ...

  11. Galaxy - Wikipedia

    en.wikipedia.org/wiki/Galaxy

    For comparison, the Milky Way has a diameter of at least 26,800 parsecs (87,400 ly) and is separated from the Andromeda Galaxy, its nearest large neighbor, by just over 750,000 parsecs (2.5 million ly.)