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The "bubble" is created by the stellar wind from a massive hot, 8.7 [1] magnitude young central star, SAO 20575 (BD+60°2522). [7] The nebula is near a giant molecular cloud which contains the expansion of the bubble nebula while itself being excited by the hot central star, causing it to glow. [7] It was discovered in November 1787 by William ...
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The Soap Bubble Nebula, Ju 1 (also known as PN G075.5+01.7) is a planetary nebula in the constellation Cygnus, [4] near the Crescent Nebula (NGC 6888). The nebula derives its name from its symmetrical spherical shape which resembles a soap bubble .
The Bubble Nebula (NGC 7635), imaged by the Hubble Space Telescope, is seven light years across. A stellar-wind bubble is a cavity light-years across filled with hot gas blown into the interstellar medium by the high-velocity (several thousand km/s) stellar wind from a single massive star of type O or B.
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Bubble Nebula in Barnard's Galaxy; California Nebula; Carina Nebula; Cave Nebula; Corona Australis Molecular Cloud; Cone Nebula; Crescent Nebula; Double Helix Nebula;
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The activity prompted the FBI to open an investigation, but the agency warned earlier this week although they have received over 5,000 reports of drone sightings, less than 100 warranted further ...