Posted by:
schrodingerscat
(
)
Date: May 16, 2020 03:53PM
Which we can't see because it is 250 million light years away from us, but it is 400 million light years across.
Yet it is pulling, not only our milky way, but all the galaxies in our galactic neighborhood, Laneakea, toward it at the same rate of speed, 1.4 million mph.
Causing our galaxy to rotate, clockwise, once every 250million years.
Last time our sun rotated about the black hole, SagA*, at the center of the Milky Way, dinosaurs were just rising out of the sea, and by the time they went extinct, 3hours ago on the galactic clock, we were furry little mammals running in burrows beneath their feet.
25,000 years ago, about the time it takes light to get from SagA* to Earth, was when Modern Humans, Homo Sapiens Sapiens evolved, 6 seconds ago, on the galactic clock.
Tic Tock