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Journey to the edge of the Universe

June 29, 2010

If I could travel to the edge of the universe

How large of our observable universe? According to Wikipedia, it is 92 billion light years across. Other estimate, for example, universetoday estimated it as 150 billion years across. Our universe is also old. Universe’s age is 13.73±0.12 billion years old.

The number is hard to give you an impression. If you like to travel, and you can also live long enough. Here is your journey!


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