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  2. Milky Way - Wikipedia

    en.wikipedia.org/wiki/Milky_Way

    A diagram of the Sun's location in the Milky Way, the angles represent longitudes in the galactic coordinate system. A galactic quadrant, or quadrant of the Milky Way, refers to one of four circular sectors in the division of the Milky Way.

  3. Galactic Center - Wikipedia

    en.wikipedia.org/wiki/Galactic_Center

    Galactic Center. The Galactic Center, as seen by one of the 2MASS infrared telescopes, is located in the bright upper left portion of the image. Marked location of the Galactic Center. The Galactic Center is the barycenter of the Milky Way and a corresponding point on the rotational axis of the galaxy.

  4. Laniakea Supercluster - Wikipedia

    en.wikipedia.org/wiki/Laniakea_Supercluster

    See also: Galaxy group, Galaxy cluster, List of galaxy groups and clusters The Laniakea Supercluster ( / ˌ l ɑː n i . ə ˈ k eɪ . ə / ; Hawaiian for "open skies" or "immense heaven") [2] is the galaxy supercluster that is home to the Milky Way and approximately 100,000 other nearby galaxies.

  5. Galactic coordinate system - Wikipedia

    en.wikipedia.org/wiki/Galactic_coordinate_system

    Galactic coordinate system. Artist's depiction of the Milky Way Galaxy showing the origin and orientation of galactic longitude. The galactic longitude ( l) runs from the Sun upwards in the image through the center of the galaxy. The galactic latitude ( b) is perpendicular to the image (i.e. coming out of the image) and also centered on the Sun.

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

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

    Like our home galaxy, the newly discovered ceers-2112 is a barred spiral galaxy, and it’s now the most distant of its kind ever observed. The bar at the center of the structure is made of stars ...

  7. Orion Arm - Wikipedia

    en.wikipedia.org/wiki/Orion_Arm

    The Orion Arm, also known as the Orion–Cygnus Arm, is a minor spiral arm within the Milky Way Galaxy spanning 3,500 light-years (1,100 parsecs) in width and extending roughly 10,000 light-years (3,100 parsecs) in length. [2] This galactic structure encompasses the Solar System, including Earth.

  8. Galactic quadrant - Wikipedia

    en.wikipedia.org/wiki/Galactic_quadrant

    Longitudinal lines of the galactic coordinate system. A galactic quadrant, or quadrant of the Galaxy, is one of four circular sectors in the division of the Milky Way Galaxy. Numbered quadrants and sectors of constellations. Quadrants as starcharts, with most prominent stars marked.

  9. Location of Earth - Wikipedia

    en.wikipedia.org/wiki/Location_of_Earth

    The Sun's orbital radius is roughly 8,600 parsecs, or slightly over half way to the galactic edge. One orbital period of the Solar System lasts between 225 and 250 million years. 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.

  10. Sagittarius A* - Wikipedia

    en.wikipedia.org/wiki/Sagittarius_A*

    Sagittarius A*, abbreviated Sgr A* (/ ˈ s æ dʒ ˈ eɪ s t ɑːr / SADGE-AY-star), is the supermassive black hole at the Galactic Center of the Milky Way. Viewed from Earth, it is located near the border of the constellations Sagittarius and Scorpius, about 5.6° south of the ecliptic, visually close to the Butterfly Cluster (M6) and Lambda ...

  11. Virgo Supercluster - Wikipedia

    en.wikipedia.org/wiki/Virgo_Supercluster

    At least 100 galaxy groups and clusters are located within its diameter of 33 megaparsecs (110 million light-years ). The Virgo SC is one of about 10 million superclusters in the observable universe and is in the Pisces–Cetus Supercluster Complex, a galaxy filament .