河外星系特写: NGC 6744
2022年11月25日 NGC 6744: Extragalactic Close-Up Image Credit: NASA, ESA, and the LEGUS team Explanation: Beautiful spiral galaxy…
旋涡星系NGC 6744
2019 December 5 Spiral Galaxy NGC 6744 Image Credit & Copyright: Zhuokai Liu, Jiang Yuhang Explanation: Beautiful spiral …