There are more galaxies in universe than we had thought (VIDEO)
In case the universe was feeling a little sparse, here’s some good news: Scientists now say there are at least 2 trillion galaxies in the observable universe, more than 10 times previous estimates.
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For some perspective, 2 trillion is about the number of seconds since the first humans began migrating from Africa some 60,000 years ago.
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Watch the video to see how researchers proved the existence of trillions of galaxies that have been hiding from human sight and even our best telescopes.