保护地球，探索宇宙，发现文明
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...
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 ...