Peering deep into the vast stellar halo that envelops our Milky Way Galaxy, astronomers using NASA’s Hubble Space Telescope have uncovered tantalizing evidence for the possible existence of a shell of ...
The Brighterside of News on MSN
Runaway stars within the Milky Way may reveal dark matter’s hidden structure
Astronomers have chased hypervelocity stars for more than a century. These rare objects move so fast that the Milky Way ...
Velocity is always TANGENT to the path. Acceleration, in general, has BOTH tangential and normal components. The normal component of acceleration always points INWARD to the path. The tangential ...
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