File:Cygnus X-1.png

本预览的尺寸：800 × 500像素。其他分辨率：320 × 200像素 | 640 × 400像素 | 1,024 × 640像素 | 1,280 × 800像素 | 2,750 × 1,719像素。

原始文件 ‎（2,750 × 1,719像素，文件大小：2.79 MB，MIME类型：image/png）

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摘要

描述Cygnus X-1.png	English: An artists illustration of material being gravitationally sucked off a blue supergiant variable star designated HDE 226868 onto a black hole Cygnus X-1
日期	2004年
来源	https://apod.nasa.gov/apod/ap080811.html, http://www.spacetelescope.org
作者	ESA, Hubble
其他版本	File:Cygnus X-1.jpg - original colors

许可协议

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.

文件历史

点击某个日期/时间查看对应时刻的文件。

	日期/时间	大小	用户	备注
当前	2009年9月16日 (三) 14:01	2,750 × 1,719（2.79 MB）	Crochet.david	Reverted to version as of 19:39, 5 May 2009, better version. Noting indicate that the better version is copyvio
	2009年5月6日 (三) 22:02	550 × 343（257 KB）	Greg A L	Image size reduced to 550 px across
	2009年5月5日 (二) 19:39	2,750 × 1,719（2.79 MB）	Greg A L	{{Information \|Description={{en\|1=An artists illustration of material being gravitationally sucked off a a blue supergiant variable star designated HDE 226868 onto a black hole known as Cygnus X-1}} \|Source=European Homepage for the NASA/ESA Hubbel S