by Scientists have spotted a previously unrecognized feature of our Milky Way galaxy: A contingent of young stars and star-forming gas clouds is sticking out of one of the Milky Way's spiral arms like a splinter poking out from a plank of wood.
Stretching some 3,000 light-years, this is the first major structure identified with an orientation so dramatically different than the arm's.
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Stretching some 3,000 light-years, this is the first major structure identified with an orientation so dramatically different than the arm's.
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