#emissionnebula — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #emissionnebula, aggregated by home.social.
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Sharpless 142, the Wizard Nebula, is an emission nebula in the constellation Cepheus. Located approximately 11,400 light-years from Earth, this ionized hydrogen region surrounds the open cluster NGC 7380. It reaches its annual culmination at astronomical midnight in early September, making it a prime target for narrowband imaging.
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Sharpless 131 (IC 1396) in Cepheus hosts the Elephant's Trunk Nebula, a dense concentration of interstellar gas and dust roughly 3,260 light-years distant. This dark globule is an active site of star formation, its ionized rim sculpted by radiation from nearby massive stars.…
https://astrocamp.eu/en/sharpless-131-elephant-s-trunk-nebula/