M61的特写影像
2019-08-28
2019 August 28 Messier 61 Close Up Image Credit: NASA, ESA, Hubble, ESO, Amateur Data; Processing & Copyright: Robert Gendler & Roberto C...
旋涡星系
邻近的旋涡星系NGC 4945
2019-08-22
2019 August 22 Nearby Spiral Galaxy NGC 4945 Image Credit & Copyright: Martin Pugh Explanation: Large spiral galaxy NGC 4945 is seen edge-on ...