• Moiya McTier

Astronomy Fun Fact #88

The footprints that Neil Armstrong and Buzz Aldrin left on the Moon are still there because there's no wind to blow them away.


There is a veeeery thin layer of gas around the moon that can almost be called an atmosphere, but is technically called an exosphere. This exosphere is so thin and so sparse that molecules rarely interact with each other.


Wind is caused by differences in temperature and pressure throughout an atmosphere. So since there's basically no atmosphere on the Moon, there's no wind.

11 views

Recent Posts

See All

Astronomy Fun Fact #100!

Alright, friends. Here it is, my 100th and final astronomy fun fact! And what better topic to end on than the ultimate fate of the universe? Scientists more or less agree that the universe started wit

Astronomy Fun Fact #99

Astronomy is often viewed as an unnecessary science because people think astronomy research doesn't directly affect people's lives. Astronomers don't develop medicines, unravel the mysteries of brain

  • Instagram Social Icon
  • LinkedIn Social Icon