Scientists have identified a strange, gel-like substance that was discovered on the far side of the moon.
The material was found last year during China’s Chang’e 4 mission to the moon.
CHINA LAUNCHES GROUND-BREAKING MISSION TO LAND ON THE FAR SIDE OF THE MOON.
China's Chang'e 4 moon rover, known as Yutu 2, photographed by the Chang'e 4 lander on the moon's far side.
In their paper, the scientists explain that the substance discovered by the Chang’e 4 mission’s Yutu-2 rover is similar to two melt breccia samples returned from the moon by NASA’s Apollo 15 and Apollo 17 missions.