Satellite — an electronic device that is sent into space and moves around the earth or another planet. It is used for communicating by radio, television, etc. and for gathering information.
Alien — a creature from another world
Universe — the whole of space and everything in it, including the earth, the planets and the stars
Spacecraft — a vehicle that travels in space
Solar — using the sun’s energy
Breathe — to take air into your lungs and send it out again through your nose or mouth
Definition of inhabited adjective from the Oxford Advanced Learner's Dictionary