The Milky Way Crossword Puzzle

QUESTIONS LIST:

• galaxies : immense star systems held together by mutual gravity of its member stars
• reflection : nebula that contains dust which scatters light enough to become visible
• core : the section of our galaxy may contain a black hole
• dark : nebula that has dust clouds blocking out light of other stars
• open : clusters that only have a few hundred stars and are loosely clumped together
• barred spiral : galaxy with arms winding out of bars
• emission : nebula that contains interstellar gas near young stars that glows
• milky way : band of light made up of millions of stars that we see in the night sky
• globular : densely clumped cluster that has the oldest stars
• spiral : disk with arms winding from the center
• population ii : older stars that occur in halos of a galaxy and move along elongated orbits
• elliptical : galaxy with no arms and smooth distribution of stars
• irregular : galaxy with no obvious structure
• population i : you stars that tend to have circular orbits
• charles messier : accidentally discovered the first galaxies