Today I learned that Titan, one of Saturn's moons, is the ultimate gas station for space travel
Today I learned that Titan, one of Saturn's moons, is the ultimate gas station for space travel: it has huge lakes of fuel, 300 times more than all the oil on Earth.
It is mainly natural gas - but at a temperature of minus 180 degrees Celsius, even "natural gas" becomes liquid.
Source: https://www.newscientist.com/article/dn24754-astrophile-titan-lake-has-more-liquid-fuel-than-earth/
