Nebula Heliks: Perbedaan antara revisi
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{{Planetary nebula
| name =
| image = [[
| caption=
| credit = [[NASA]], [[JPL]], [[Caltech]], Kate Su (Steward Obs., U. Arizona).
| epoch = [[J2000]]
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| accessdate=2006-12-07}}</ref>
| dec = {{DEC|-20|50|13.6}}<ref name="simbad" />
| dist_ly = {{val|714|+88|-68}} [[
| bibcode = 2007AJ....133..631H
| title = Trigonometric Parallaxes of Central Stars of Planetary Nebulae
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|arxiv = astro-ph/0611543 }}</ref>
| appmag_v = +7.6<ref name="simbad" />
| size_v =
| author=O'Dell, C. R.
| author2=McCullough, Peter R.
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| names = [[New General Catalogue|NGC]] 7293<ref name="simbad" /> [[Caldwell catalogue|Caldwell]] 63
}}
'''Nebula Heliks''', dikenal juga sebagai '''The Helix''', '''NGC 7293''', adalah sebuah [[nebula planeter]] besar yang terletak di [[Rasi bintang|konstelasi]] [[Akuarius]]. Ditemukan oleh [[Karl Ludwig Harding]], kemungkinan sebelum tahun 1824,
== Referensi ==
<div data-template-mapping="{
<references></references></div>
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* [http://apod.nasa.gov/apod/ap091231.html NASA APOD – December 31, 2009 - The Helix Nebula (NGC 7293)]
* [http://antwrp.gsfc.nasa.gov/apod/ap030510.html NASA APOD – May 10, 2003 - The Helix Nebula (NGC 7293)]
* [http://www.nasa.gov/mission_pages/spitzer/multimedia/pia15817.html NASA/JPL-Caltech - The Helix Nebula (NGC 7293)]
* [http://messier.seds.org/xtra/ngc/n7293.html SEDS - The Helix Nebula (NGC 7293)]
* [http://www.nightskyinfo.com/archive/helix_planetary_nebula NightSkyInfo – The Helix Nebula (NGC 7293)]
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{{Sky|22|29|38.55|-|20|50|13.6|695}}
* [http://www.constellation-guide.com/helix-nebula-ngc-7293-caldwell-63-in-aquarius/ Helix Nebula (NGC 7293) at Constellation Guide]
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[[Kategori:Rasi bintang Aquarius]]
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