Universal Speed in an Elephant Sanctuary
Pale Blue Pod
00:00
Is That What's Coming?
The Milky Way is moving because of gravitational attraction to another galaxy in our little cluster called Andromeda. The two galaxies will really collide in about four or five billion years, although their extended halos are already touching. And they are moving towards each other with a velocity of about 250,000 miles per hour. But the sun is actually moving around the galaxy faster than the galaxy itself is moving towards Andromeda.
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