planetary nebula
61Frosty Leo Nebula — Protoplanetary nebula caption= 2003 Hubble Advanced Camera for Surveys HRC name = Frosty Leo Nebula epoch = J2000 ra = RA|09|39|53.96Harv|SIMBAD|2007] dec = DEC|+11|58|52.4 dist ly = 3.0 kly (920 pc)Harv|Davis|Smith|Gledhill|Varricatt|2005]… …
62diffuse nebula — noun a cluster of stars within an intricate cloud of gas and dust • Syn: ↑gaseous nebula • Hypernyms: ↑nebula • Hyponyms: ↑Orion, ↑Hunter * * * noun : any of the numerous luminous or dark formations …
63Wide Field and Planetary Camera 2 — The Wide Field and Planetary Camera 2 (WFPC2) is a camera installed on the Hubble Space Telescope. It was installed by servicing mission 1 (STS 61) in 1993, replacing the telescope s original Wide Field and Planetary Camera (WF/PC). It was used… …
64Stars and planetary systems in fiction — The planetary systems of stars other than the Sun and the Solar System are a staple element in much science fiction. Contents 1 Overview 1.1 The brightest stars …
65Red Square Nebula — The Red Square Nebula is a celestial object located in the area of the sky occupied by star MWC 922. The first images of this bipolar nebula, taken using the Mt Palomar Hale telescope in California, were released in April 2007. It is notable for… …
66Egg Nebula — Protoplanetary nebula caption=RAFGL 2688, the Egg Nebula name = Egg Nebula type = epoch = J2000 ra = RA|21|02|18.75cite web title=SIMBAD Astronomical Database work=Results for Egg Nebula url=http://simbad.u strasbg.fr/Simbad accessdate=2007 01… …
67emission nebula — Astron. a bright diffuse nebula that emits light as a result of ionization of its gas atoms by ultraviolet radiation, as the Orion Nebula, planetary nebulae, and supernova remnants, as the Crab Nebula. * * * ▪ astronomy in astronomy, a bright,… …
68emission nebula — Astron. a bright diffuse nebula that emits light as a result of ionization of its gas atoms by ultraviolet radiation, as the Orion Nebula, planetary nebulae, and supernova remnants, as the Crab Nebula …
69Abell 39 — Planetary nebula caption= Credit: WIYN/NOAO/NSF name = Abell 39 type = epoch = J2000 ra = RA|16|27|33.737Harvnb|SIMBAD|2008] dec = DEC|+27|54|33.44 dist ly = 6.8 kly (2.1 kpc) appmag v = Integrated: 13.7; Central Star: 15.5 ± 0.2 size v = 155… …
70M1-92 — Planetary nebula name = Planetary Nebula M 1 92 type = epoch = J2000.0 ra = RA|19|36|18.0 dec = DEC|+29|33|00 dist ly = appmag v = 11.7 size v = 8 times; 16 arcsec constellation = Cygnus radius ly = absmag v = notes = names = Footprint Nebula,… …
