How Big Is Our Universe?


Recent measurements show that the Universe is at least 150 billion light-years in diameter. However, separate observations have shown that the Universe is actually expanding. To top it all, it has been confirmed that it does so at an accelerated rate.
1 Additional Answer
How big is our universe? No one actually knows! Scientists have yet to count how many galaxies it contains. As of now, we cannot even see to the edge of it! You can find more information here:
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