NASA = National Aeronautics and Space Administration.

A space shuttle contains 2 solid rocket boosters and an external fuel tank.

space is a Vacuum.

an Astronaut is a person that is trained to travel in space.

an Airlock is a door that Astronauts to go out to space.

the atmosphere is the layer of gasses surrounding the planet.

an ellipse is a flattened circle or oval.

Exhaust is the hot gasses from the pipe.

the Zara was the first part of ISS in space.

a galaxy is a large group of stars.

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