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heavy_metal t1_j10wmtl wrote

it would take only 30 years to get to the Andromeda galaxy with a 1g ship, that includes stopping. just need an engine capable of 1g acceleration for that long lol. and advanced shielding since hitting even a proton at that speed would be like a nuke going off.

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IndyJacksonTT t1_j11102u wrote

Dyson sphere highways, Antimatter, black holes that are tiny. Plenty of options to approach 99% light speed

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