标签: molecular cloud

林茨暗星云1251

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远眺金牛分子云

2023年11月23日 Along the Taurus Molecular Cloud Image Credit & Copyright: Yuexiao Shen, Joe Hua Explanation: The cosmic brush of star formation composed this interstellar canvas of emission, dust, and dark nebulae. A 5 degree wide telescopic mosaic, it frames a region found north of bright star Aldebaran on the sky, at an inner wall of the local bubble alo...

马头星云

2023年11月20日 The Horsehead Nebula Image Credit & Copyright: Mark Hanson & Martin Pugh, SSRO, PROMPT, CTIO, NSF Explanation: Sculpted by stellar winds and radiation, a magnificent interstellar dust cloud by chance has assumed this recognizable shape. Fittingly named the Horsehead Nebula, it is some 1,500 light-years distant, embedded in the vast Orio...

韦伯望远镜的心宿增四星云

2023年7月13日 Webb’s Rho Ophiuchi Image Credit: NASA, ESA, CSA, STScI, Klaus Pontoppidan (STScI), Processing: Alyssa Pagan (STScI) Explanation: A mere 390 light-years away, Sun-like stars and future planetary systems are forming in the Rho Ophiuchi molecular cloud complex, the closest star-forming region to our fair planet. The James Webb Space Telescope&...

鲨鱼星云

2023年6月14日 The Shark Nebula Image Credit & Copyright: Stephen Kennedy Explanation: There is no sea on Earth large enough to contain the Shark nebula. This predator apparition poses us no danger as it is composed only of interstellar gas and dust. Dark dust like that featured here is somewhat like cigarette smoke and created in the cool atmospheres of gi...

仙王座的海马星云

2023年4月20日 The Dark Seahorse in Cepheus Image Credit & Copyright: Jeff Herman Explanation: Spanning light-years, this suggestive shape known as the Seahorse Nebula appears in silhouette against a rich, luminous background of stars. Seen toward the royal northern constellation of Cepheus, the dusty, obscuring clouds are part of a Milky Way molecular clou...

NGC 4372与暗带星云

2023年3月30日 NGC 4372 and the Dark Doodad Image Credit & Copyright: Matias Tomasello Explanation: The delightful Dark Doodad Nebula drifts through southern skies, a tantalizing target for binoculars toward the small constellation Musca, The Fly. The dusty cosmic cloud is seen against rich starfields just south of the Coalsack Nebula and the Southern Cross...

船帆分子云脊上的NGC 2626

2023年2月4日 NGC 2626 along the Vela Molecular Ridge Image Credit & Copyright: Mike Selby & Mark Hanson Explanation: Centered in this colorful cosmic canvas, NGC 2626 is a beautiful, bright, blue reflection nebula in the southern Milky Way. Next to an obscuring dust cloud and surrounded by reddish hydrogen emission from large H II region RCW 27 it lie...

巴纳德68: 黝黑的分子云

2023年1月29日 Barnard 68: Dark Molecular Cloud Image Credit: FORS Team, 8.2-meter VLT Antu, ESO Explanation: Where did all the stars go? What used to be considered a hole in the sky is now known to astronomers as a dark molecular cloud. Here, a high concentration of dust and molecular gas absorb practically all the visible light emitted from background stars. T...