The Red Rectangle Nebula. An excellent example of a bipolar nebula and a planetary/protoplanetary nebula.

Sourced from:

NASA: http://antwrp.gsfc.nasa.gov/apod/ap040513.html and http://antwrp.gsfc.nasa.gov/apod/image/0405/redrect_hst_full.jpg

ESA: http://www.esa.int/esaCP/SEMHBNGHZTD_FeatureWeek_0.html and http://esamultimedia.esa.int/images/spcs/hubble/hubble20040511a.tiff

Hubble: http://hubblesite.org/newscenter/archive/releases/2004/11/ and http://imgsrc.hubblesite.org/hu/db/2004/11/images/a/formats/print.jpg

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يقع هذا الملفُّ في ملكية عامة لأنَّه أُنشِئ بواسطة ناسا (ناسا) ووكالة الفضاء الأوروبيَّة. ليس هناك حقوق تأليفٍ ونشرٍ على المواد التي تنتجها وكالة الفضاء الأمريكية بواسطة مَرصَد هابِل (وكذا الأمر للمواد التي أنتجتها وكالة الفضاء الأوروبية قبل العام 2008م) ويمكن بالتالي استعمالها بحرية دون أي كلفة مادية. لا تنطبق هذه الرُّخصة على المواد الَّتي أنتجتها وكالة الفضاء الأوروبيَّة بعد العام 2008. مِن أجل المواد الَّتي أَنشأتها ناسا عبر مَعهد مَراصد علوم الفضاء حسب العقد NAS5-26555 ومِن أجل المواد التي أنشأتها وكالة الفضاء الأوروبيَّة عبر مركز معلومات هابل انظر تصريح حقوق التَّأليف والنَّشر على موقع مرصد هابل ووتصريح حقوق التَّأليف والنَّشر الخاصّ بالوكالة الأوروبيَّة في عام 2008. مِن أَجل المواد التي أنشأتها وكالة الفضاء الأوروبيَّة spacetelescope.org ونشرتها على موقع منذ العام 2009، استعمل قالب {{ESA-Hubble}}.

• Red Rectangle at ESA/Hubble