In perhaps an unintended degree of verisimilitude to the actual shuttle launch experience, a lot of the time on the Shuttle Launch Experience ride is spent waiting. As you wait on the gantry, monitors show a video where former astronauts describe what it was like for them to fly on the shuttle.
The galaxy we live in, called the Milky Way Galaxy, is a barred spiral galaxy composed of at least 100 billion stars. It is approximately 100,000 light years across and about 1000 light years thick. It has a central bulge that is about 10,000 light years in diameter.
Andromeda Galaxy. Andromeda Galaxy, a spiral galaxy that is larger than the Milky Way (the galaxy to which Earth belongs) but similar to it in structure, and the closest to ours. (A galaxy is a large concentration of stars, dust, gas, and other material.) It is also known as M31.