| Question |
 |
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| Answer |
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| 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 |
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