Astronomers have detected the smallest rogue planet in our Milky Way galaxy, and it's between the sizes of Mars and Earth. Rogue planets are free-floating planets that don't orbit stars.
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Fri, 10/30/2020 - 9:27am
Astronomers have detected the smallest rogue planet in our Milky Way galaxy, and it's between the sizes of Mars and Earth. Rogue planets are free-floating planets that don't orbit stars.