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Ursa Major III/Unions 1 (UMa3/U1), the faintest known satellite of our galaxy, orbits the Milky Way at a distance of more ...
Astronomers have discovered "space tornadoes" raging through the heart of the Milky Way in the vicinity of our galaxy's central supermassive black hole, Sagittarius A* (Sgr A*).
The Andromeda galaxy lies just beyond (...OK, about 2.5 million light-years beyond) our galaxy, the Milky Way. For the past hundred years or so, scientists thought these galaxies existed in a long ...
It weighs about four million suns. The Milky Way rotates at a speed of 168 miles per second. So in an hour of Daybreak, we have all moved through space roughly 600,000 miles.