5 Questions
How long would it take for light to pass from one side of the entire galaxy to the other?
100 thousand years
Why was the Milky Way named as such?
Because it has a milky look at night
When will the Milky Way collide with the neighboring galaxy of Andromeda based on current observations?
Less than 4 billion years
When did we first discover that there are other galaxies besides the Milky Way?
1924
About how many times has our solar system rotated with the Milky Way based on its age?
20 times
Learn about galaxies, the large clusters of stars, planets, and other celestial bodies held together by gravity. Discover the different shapes and sizes of galaxies, from dwarf galaxies with 10 million stars to massive ones containing billions of stars.
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