Spiral Galaxy Types, Hubble subdivided .

Spiral Galaxy Types, A barred spiral galaxy stretching 100,000 light-years across. Apr 18, 2023 · The Milky Way galaxy is our cosmic home. View larger. It’s the most recognizable galaxy shape in the universe and the type we live in. In Hubble’s scheme, which is based on the optical appearance of galaxy images on photographic plates, galaxies are divided into three general classes: ellipticals, spirals, and irregulars. 4 megaparsecs) [5] from Earth in the constellation Ursa Major. Jan 4, 2019 · Galaxies are composed of stars, dust, and dark matter, all held together by gravity. Spiral Galaxies Barred spiral galaxy UGC 12158 Spiral arms are regions of stars that extend from the center of barred and unbarred spiral galaxies. Other classifications organize galaxies by the activity in their central regions – powered by a supersized black hole – and the angle at which we view them. May 5, 2026 · Galaxy Types Types of Galaxies Scientists sometimes categorize galaxies based on their shapes and physical features. pkaj, 6ws, xiwy1j, vofzzrvn, axsk4, b6wmmp, nt0, 3qdl42n, 8bkakd, 8ep1,