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Astronomy版 - Astronomy Picture of Day: Egg Nebula
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话题: nebula话题: egg话题: picture话题: astronomy话题: day
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发帖数: 1994
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The Egg Nebula in Polarized Light
Credit: Hubble Heritage Team (STScI/AURA), W. Sparks (STScI) & R. Sahai (JPL), NASA
Explanation: Where is the center of the unusual Egg Nebula? Like a baby chick pecking its
way out of an egg, the star in the center of the Egg Nebula is casting away shells of gas and dust
as it slowly transforms itself into a white dwarf star. The Egg Nebula is a rapidly evolving
pre-planetary nebula spanning about one light year toward the constellation of Cygnus. Thick
dust, t
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Astronomy Picture of Day: Cat's Eye Nebula from HubbleAstronomy Picture of Day: Dust and Helix Nebula
相关话题的讨论汇总
话题: nebula话题: egg话题: picture话题: astronomy话题: day