Ngc7009_hst_big.jpg (512 × 512像素,文件大小:76 KB,MIME类型:image/jpeg


摘要

描述 Saturn Nebula (NGC 7009).
日期
来源 http://www.spacetelescope.org/images/opo9738g/ ([cdn.spacetelescope.org/archives/images/screen/opo9738g.jpg direct link])
作者 Bruce Balick (University of Washington), Jason Alexander (University of Washington), Arsen Hajian (U.S. Naval Observatory), Yervant Terzian (Cornell University), Mario Perinotto (University of Florence, Italy), Patrizio Patriarchi (Arcetri Observatory, Italy), NASA/ESA

许可协议

Public domain
This file is in the public domain because it was created by NASA and ESA. NASA Hubble material (and ESA Hubble material prior to 2009) is copyright-free and may be freely used as in the public domain without fee, on the condition that only NASA, STScI, and/or ESA is credited as the source of the material. This license does not apply if ESA material created after 2008 or source material from other organizations is in use.

The material was created for NASA by Space Telescope Science Institute under Contract NAS5-26555, or for ESA by the Hubble European Space Agency Information Centre. Copyright statement at hubblesite.org or 2008 copyright statement at spacetelescope.org.

For material created by the European Space Agency on the spacetelescope.org site since 2009, use the {{ESA-Hubble}} tag.

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当前2009年7月6日 (一) 20:242009年7月6日 (一) 20:24版本的缩略图512 × 512(76 KB)TryphonBetter quality.
2006年12月26日 (二) 20:092006年12月26日 (二) 20:09版本的缩略图512 × 512(34 KB)Kaliumfredrik~commonswiki{{Information |Description= Saturn Nebula (NGC 7009) |Source=http://antwrp.gsfc.nasa.gov/apod/ap971230.html |Date= |Author= B. Balick et. al |Permission= |other_versions= }}

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