Copyright:Martin Pugh
原文:
The eggs from this gigantic chicken may form into stars. The featured emission nebula, shown in scientifically assigned colors, is cataloged as IC 2944 but known as the Running Chicken Nebula for the shape of its greater appearance. Seen toward the top of the image are small, dark molecular clouds rich in obscuring cosmic dust. Called Thackeray’s Globules for their discoverer, these “eggs” are potential sites for the gravitational condensation of new stars, although their fates are uncertain as they are also being rapidly eroded away by the intense radiation from nearby young stars. Together with patchy glowing gas and complex regions of reflecting dust, these massive and energetic stars form the open cluster Collinder 249. This gorgeous skyscape spans about 60 light-years at the nebula’s estimated 6,000 light-year distance.
中文翻譯:
巨型雞的蛋可能會形成星星。這幅特色的發射星雲被科學上編號為 IC 2944,但因其形狀而被稱為“Running Chicken Nebula”。在圖片的上方,我們可以看到小而黑暗的分子雲,富含遮擋的宇宙塵埃。這些被稱為 Thackeray’s Globules 的“蛋”是新星重力凝聚的潛在場所,雖然它們的命運並不確定,因為它們也正被附近年輕星星的強烈輻射迅速侵蝕。這些龐大而充滿活力的星星與斑駁的發光氣體和複雜的反射塵埃區域共同形成了開放星團 Collinder 249。這幅美麗的天際景色在星雲距離我們估計約 6,000 光年的地方,橫跨約 60 光年。
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來源:NASA每日圖片