astronaut

spaceship; spacecraft

space flight

space agency

room; universe

a branch of the Xianbei 鮮卑|鲜卑[Xian1 bei1] nomadic people; two-character surname Yuwen

Kosmos, series of earth-orbit satellites operated by the Soviet Union and subsequently Russia

cosmology

cosmic ray

world view; conception of the universe

spacesuit

cosmic ray

escape velocity

upsilon (Greek letter Υυ)