Reaching the Andromeda Galaxy in Just a Minute! Brian Cox discusses the concept of time and distance contraction at speeds close to the speed of light. He explains that for objects moving near light... continue reading

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YouTube: Sometimes galaxies eat each other! It's actually pretty common. And it turns out that our own galaxy, the Milky Way, is pretty hungry.

posted by PlayhousePals 9 years 2 months 2 weeks ago • 79 views • 5:12