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The Owl Nebula (also known as Messier 97, M97 or NGC 3587) is a planetary nebula approximately 2,030 light years away in the constellation Ursa Major. [2] Estimated to be about 8,000 years old, [ 6 ] it is approximately circular in cross-section with a faint internal structure.
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Owl Nebula: M97: NGC 3587: 1781 2.6 (approx.) 9.9 Ursa Major: Twin Jet Nebula or Butterfly Nebula M2-9: 1947 2.1 ... Mobile view; Search. Search. Toggle the table of ...
The Southern Owl Nebula (PLN 283+25.1, ESO 378-1) is a planetary nebula located in the constellation Hydra. The nebula lies at a distance of 2,030 light years from Earth. It is named so because of its resemblance to the Owl Nebula in Ursa Major. [2] The nebula is notably symmetric, round, and has a diameter of approximately four light-years ...
emission line nebula The size is likely larger. The paper only describes the maximal distance to the nucleus and not the entire size. nebula around the Teacup galaxy: 363,000 ly (111,000 pc) [20] ionized nebula part of the circumgalactic medium around the Teacup galaxy, illuminated by the AGN: Lyman-alpha blob 1: 300,000 ly (92,000 pc) [21] LαB
NGC 457 (also designated Caldwell 13, and known as the Dragonfly Cluster, E.T. Cluster, Owl Cluster, Kachina Doll Cluster or Phi Cassiopeiae Cluster) [2] is an open star cluster in the constellation Cassiopeia.
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NGC 6778 is a planetary nebula located about 10,300 light-years away from the Solar System. [44] NGC 6741 is a planetary nebula. NGC 6772 is a planetary nebula. W51 (3C400) is one of the largest stellar nurseries in the Milky Way. Located about 17,000 light-years from Earth, W51 is about 350 light-years – or about 2 quadrillion miles – across.