If we're sharing fun facts: apparently it takes the same amount of delta-V to travel to the surface of Deimos as it does to the surface of the Moon. Because of

If we're sharing fun facts: apparently it takes the same amount of delta-V to travel to the surface of Deimos as it does to the surface of the Moon. Because of the Moon's much larger gravity. There have been people playing with the possibility of using it as a refuelling station, because it's thought to contain a lot of water.