Just twenty seconds worth of fuel remained when Apollo 11's lunar module landed on the moon.
Sunlight Penetration in Ocean Water
Sunlight can penetrate clean ocean water to a depth of 240 feet.
More Science Facts
There is enough fuel in a full tank of a Jumbo Jet to drive an average car four times around the world.
The surface speed record on the moon is 10.56 miles per hour. It was set with the lunar rover.