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Old 18th Oct 2020, 09:57
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Hello!

Originally Posted by effortless
... I guess I could have done it mathematically but I’m too lazy.
Mee too (lazy), but if you really want to impress your six year old grandson then you tell him that the fartest you can see with your naked eye is the Andromeda Galaxy (M31) which is 2.5 million light years away. Which in km would be: 23651826000000000000
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