- List of protoplanetary nebulae
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List of planetary nebulae
*Nebula
*Protoplanetary nebula
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List of protoplanetary nebulae
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List of planetary nebulae — The following is a list of major planetary nebulae. NotesData values are sourced from the individual articles for each nebula. Please see the article of the nebula in question for data references.Many distances are estimates (denoted by the… … Wikipedia
Protoplanetary nebula — A protoplanetary nebula or preplanetary nebula Harv|Sahai|Sánchez Contreras|Morris|2005 (PPN) is an astronomical object which is at the short lived episode during a star s rapid stellar evolution between the late asymptotic giant branch (LAGB)Ref … Wikipedia
List 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 … Wikipedia
List of most massive stars — This is a list of the most massive stars so far discovered. The list is ordered by solar mass (1 solar mass = the mass of Earth s Sun). Stellar mass is the most important attribute of a star. Combined with chemical compositions, mass determines a … Wikipedia
List of most luminous stars — Below is a list of stars arranged in order of decreasing luminosity (increasing bolometric magnitude). Accurate measurement of stellar luminosities is quite difficult in practice, even when the apparent magnitude is measured accurately, for three … Wikipedia
List of nearest stars — Artist s conception of a red dwarf star, the most common type of star in the Sun s stellar neighborhood, and in the universe. Although termed a red dwarf, the surface temperature of this star would give it an orange hue when viewed from close… … Wikipedia
List of proper names of stars — This is a list of proper names for stars, mostly derived from Arabic and Latin. See also the list of stars by constellation, which gives variant names, derivations, and magnitudes. Of the roughly 10,000 stars visible to the naked eye, only few… … Wikipedia
Nebula — Nebulae redirects here. For the supercomputer in China, see Nebulae (computer). For other uses, see Nebula (disambiguation). The Pillars of Creation from the Eagle Nebula … Wikipedia
Orion Nebula — The entire Orion Nebula in visible light. Credit: NASA/ESA Observation data: J2000 epoch … Wikipedia
Planetary nebula — A planetary nebula is an emission nebula consisting of a glowing shell of gas and plasma formed by certain types of stars when they die. The name originated in the 18th century because of their similarity in appearance to giant planets when… … Wikipedia
