to extend the size, scope, or power of someone or something

someone who goes up to outer space

place where people stay while getting ready to travel somewhere else

a group of people who live in one big area and have a similar way of living

a 10-year period

a different way of doing something

extreme; outrageous

to begin or get going

having to do with two or more countries

having to do with the moon

an important or significant event

people from the U.S. who go into space and study it

lasting for a long time or forever

either of the two points at the most ends of a planet

readily assuming different forms or characters; extremely variable

energy from the sun

a fixed period of time spent on a particular job

something that brings people and things from place to place, like a car

flexibility; adaptability