planetary nebula
71IC 4406 — Planetary nebula caption=HST view of IC 4406 name = IC 4406 epoch = J2000 ra = RA|14|22|26.278cite web title=SIMBAD Astronomical Database work=Results for IC 4406 url=http://simbad.u strasbg.fr/Simbad accessdate=2006 12 19] dec = DEC| 44|09|04.35 …
72IC 418 — Planetary nebula name = IC 418 type = epoch = J2000 ra = RA|05|27|28.2037cite web title=SIMBAD Astronomical Database work=Results for IC 418 url=http://simbad.u strasbg.fr/Simbad accessdate=2006 12 22] dec = DEC| 12|41|50.265 dist ly = 2 kly (600 …
73planetarynebula — planetary nebula n. A nebula, such as the Ring Nebula, consisting of a hot, blue white, central star surrounded by an envelope of expanding gas. * * * …
74Formation and evolution of the Solar System — Artist s conception of a protoplanetary disk The formation and evolution of the Solar System is estimated to have begun 4.568 billion years ago with the gravitational collapse of a small part of a giant molecular cloud …
75List of astronomy acronyms — This is a compilation of acronyms commonly used in astronomy. Most of the acronyms are drawn from professional astronomy and are used quite frequently in scientific publications. However, a few of these acronyms are frequently used by the general …
76Nebulosa planetaria — La Nebulosa Ojo de Gato. Imagen en falso color (visible y rayos X) tomada por el Telescopio espacial Hubble. Una nebulosa planetaria …
77NGC 6302 — For other uses of Butterfly Nebula , see Butterfly Nebula (disambiguation). NGC 6302 Observation data (Epoch J2000) …
78List of NGC objects (2001–3000) — Contents 1 2001 2100 2 2101 2200 3 2201 2300 4 2301 2400 5 2401 2500 …
79Solar System — This article is about the Sun and its planetary system. For other systems, see planetary system and star system. For a list of physical and orbital statistics for the Solar System s largest bodies, see List of gravitationally rounded objects of… …
80NGC 7027 — Observation data (Epoch J2000) Right ascension 21h 7m 1.7s …
