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We live in the Milky Way galaxy, a member of a collection of around 80 galaxies known as the Local Group.
Most of the universe is made of a type of matter that doesn’t interact with light—dark matter. This is a big deal—throughout history we’ve studied and learned about the universe by observing it, yet we can’t directly observe most of the universe!
Our Universe - Delta College Public Radio
We live in the Milky Way galaxy, a member of a collection of around 80 galaxies known as the Local Group.
