What is the difference between space and outer space?
Space and outer space are just two ways of describing the same thing: anything outside of Earth's atmosphere. Outer space provides a more specific type of space. As you get further in math and science, the many different types of space can get confusing, so it helps to add identifiers.
Click here for Wikipedia's "Space (disambiguation)" page
Click here to go to NASA's website
Click here to get to Space,com (a news site specifically for space)
Click here to see NatGeo's space page