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Whatever they bring from home.
So that it can be studied.
yes they can
Astronauts are allowed to eat a brand of sweetener, but they cannot eat regular sugar, due to not being able to completely dehydrate. That, and sugar would get stuck in there nostrils.
No. When the Apollo astronauts went there, they had to bring their own transportation with them.
yes it is possible astronauts have done it
No astronauts have ever been to Mars, and no rock samples have ever been sent to Earth.
Potato Chips...because they are crunchy.
No, in actual space there isn't. Astronauts bring water with them.
It was to land on the moon and to bring the astronauts safely to earth.
The astronauts of Apollo 13 , had to use the lunar module to return to the earth after the spacecraft had exploded.
Astronauts bring powdered food and add water to it to create a liquid and it tastes like the regular food