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12h
How-To Geek on MSNThe 5 Biggest Cosmic Mysteries That Scientists Are Still Trying to SolveHowever, that isn’t what scientists see. Instead, stars orbit at about the same speed regardless of their distance from the galactic center. You might see this referred to as the "Galaxy Rotation ...
19h
The Daily Galaxy on MSNThe Big Bang May Not Have Been First—Was Dark Matter Already Here?A groundbreaking theory suggests that dark matter—the invisible material shaping galaxies—may have formed before the Big Bang ...
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