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What's the difference between a galaxy and a constellation?
A constellation is an apparent cluster of stars (that is, they look close together to us easily-deceived sods on earth), while a galaxy is a real cluster of stars, i.e., a bunch of stars that actually are (in astronomical terms) close together.
A constellation is a pattern of several stars that make a picture. A galaxy is a huge mass of billions of stars, dust and gas that is gravitationally bound, moving through the universe.
A...
Galaxy: A huge mass of stars, gas and dust gravitationally bound, moving through the universe. Constellations: Patterns of stars resembling objects, animals and or people.
A galaxy contains...
A galaxy is a physical clump of stars near (space- wise) to one another, whereas a constellation is a "group" of stars that ancient scientists sorted and gave names, simply on the relation of Earth...
A typical galaxy has a size diameter of 100,000 light years, and contains several hundred billion stars.
A constellation is also a group of stars, but it is only apparent, from our point of view....