I think that it uses hydrazine fuel.
I am certain that Voyager1 and Voyager2 in the '70s.
"Star Trek: The Motion Picture" (1979).
The fuel a solar car uses is energy from the sun converted into electricity using solar cells.
Nuclear energy is produced using uranium as a fuel. The energy produced is in form of heat energy which is used to produce electrical energy.
a fossil fuel
It's chemical energy. The fuel is a hydrocarbon, which is burned using the other part of the fuel, oxygen from the air, to create carbon dioxide, water and heat.
Jet-fuel
If you are using bio fuel you are not using fossil fuel. Crude oil is a fossil fuel
it uses rocket fuel
air fuel
All Airbus aircraft use standard jet kerosene (Jet-A, for example). An unmodified A380 flew a test flight in 2009 using a mix of 60% jet fuel and 40% 'gas-to-liquids' fuel supplied by Shell.
It depends on the kind of engine it has