| Flap 1 |
Flap 2 |
| the spiral galaxy that is closest to the Milky Way | Andromeda |
| a galaxy with no definite structure | irregular galaxy |
| largest type of galaxy, ranges from round to football shaped | elliptical galaxy |
| galaxy with a center bulge and a disk (sometimes has arms) | spiral galaxy |
| a very luminous object that produces energy at a very high rate | quasar |
| pairs of stars that revolve around each other | binary stars |
| groups of hundreds or thousands of stars (not bound by gravity) | globular cluster |
| (not counting the two colliding with us) the names of the two closest galaxies | Large & Small Magellanic Clouds |
| this is found in the center of our galaxy | super-massive black hole |
| a group of stars organized into a recognizable pattern | constellation |
| a collection of stars, dust, and gas; bound together by gravity | galaxy |
| the name of our galaxy | The Milky Way |
| the three main types of galaxies | elliptical, spiral, & irregular |
| the name of the group of galaxies to which our galaxy belongs | the local group |
| the section of the Milky Way where you find our solar system | Orion Spur / Sagittarius Arm |