The Moon's Sodium Tail
This tail can grow to more than 400,000 km long, and is sometimes (during new moons) blowing right at our faces thanks to solar winds.
from SciShow Space
Key Facts In This Video
The moon has a tail that can grow to more than 400,000 km long. (0:05)
Sodium atoms in our atmosphere trailing from the moon make it seem as though the moon has a yellowish tail. (0:24)
The moon's incredibly thin atmosphere is called an exosphere. (0:57)
When the moon is new, the moon's tail is blowing toward Earth. (2:19)