The Earth and far side of the Moon as seen by the Chinese Longjiang-2 lunar orbiting spacecraft

The Earth and far side of the Moon as seen by the Chinese Longjiang-2 lunar orbiting spacecraft

The Earth and far side of the Moon as seen by the Chinese Longjiang-2 lunar orbiting spacecraft. MingChuan Wei, Harbin Institute of Technology.

When Earth and the moon lined up, a group of radio enthusiasts sent the command to Longjiang-2 to take the shot, downloading the image to the Dwingeloo radio observatory in the Netherlands.

On May 20, 2018, China launched Queqiao lunar communications relay satellite, a key component of the upcoming Chang’e 4 lunar landing mission. During its journey to the Moon, it dropped off a pair of student-made small satellites, Longjiang-1 and Longjiang-2, bound for lunar orbit called. Their purpose was testing out future radio astronomy and interferometry techniques.

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