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The Helix Nebula is one of the closest planetary nebulae to Earth.
[edit] Copyright status
Description |
NGC 7293, Helix Nebula
Suomi: Auringonkaltaisen tähden ulko-osista jää jäljelle planetaarinen sumu, kuten kuvan Helixsumu (NGC 7293).
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Source |
http://hubblesite.org/newscenter/archive/releases/2003/11/image/a/
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Date |
November 19, 2002 November 3, 2001
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Author |
NASA, NOAO, ESA, the Hubble Helix Nebula Team, M. Meixner (STScI), and T.A. Rector (NRAO)
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Permission |
Material credited to STScI on this site was created, authored, and/or prepared for NASA under Contract NAS5-26555. Unless otherwise specifically stated, no claim to copyright is being asserted by STScI and it may be freely used as in the public domain in accordance with NASA's contract. [1]
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 |
This file is in the public domain because it was created by NASA and the European Space Agency. Hubble material is copyright-free and may be freely used as in the public domain without fee, on the condition that NASA and ESA is credited as the source of the material. The material was created for NASA by STScI under Contract NAS5-26555 and for ESA by the Hubble European Space Agency Information Centre. [2] or [3]. |
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[edit] Source of image
Taken on March 13, 2004 from [4]: NASA APOD: May 10, 2003 - NGC 7293: The Helix Nebula
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