for us we would need what we have here even the things you cant see but for aliens its completely unown what they would need as they are different if there are aliens on mars they would probably not need water as water is only found underground on mars and its rare down there
well first................ you need someone strong
Europa and Mars
Europa and Mars
Europa and Mars
Europa and Mars
no because you need oxygen and in Mars
The same things we need to survive here on earth.
No a Moonflower is a plant, and plants need water to survive.
Water
oxygen
yes but not unuff
ummmmmmm.....you would'nt