复现的火星
2020年9月11日 The Reappearance of Mars Image Credit & Copyright: David Duarte and Romualdo Caldas Explanation: Mars reappears just beyond the Moon’s dark limb in this stack of sharp video frames captured on September 6. Of course to reappear it had to disappear in the first place. It did that over an hour earlier when the sunlit southern edge of the ...