标签： 沃夫-瑞叶型恒星

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韦伯：恒星WR 140的尘埃壳

2022年10月13日 Dust Shells around WR 140 from Webb Image Credit: NASA, ESA, CSA, JWST, MIRI, ERS Program 1349; Processing: Judy Schmidt Explanation: What are those strange rings? Rich in dust, the rings are likely 3D shells — but how they were created remains a topic of research. Where they were created is well known: in a binary star system that lies abo...

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气泡星云NGC 3199

2021年05月06日 Windblown NGC 3199 Image Credit & Copyright: Mike Selby and Roberto Colombari Explanation: NGC 3199 lies about 12,000 light-years away, a glowing cosmic cloud in the nautical southern constellation of Carina. The nebula is about 75 light-years across in this narrowband, false-color view. Though the deep image reveals a more or less complete ...