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Which actually becomes a problem in the far future when stars have moved further away from each other in an ever expanding universe and their light output becom
by leonroy 8y ago
Which actually becomes a problem in the far future when stars have moved further away from each other in an ever expanding universe and their light output becomes increasingly dim to a space faring traveller...
- hvidgaard 8y agoWhen I think about it, maybe it isn't a problem after all. I would think that you can measure gravity and see black holes before you hit them.