Mathematics, 20.09.2019 06:10 hmontalvo22
The star aldebaran, visible from earth, lies about 65 light years away from us. what is the minimum amount of time that would be required to send a message to aldebaran and revive a replay (assuming someone was there to revive it and respond)
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The star aldebaran, visible from earth, lies about 65 light years away from us. what is the minimum...
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