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If you went to that planet, would you be able to see back in time? For example, if you left Earth in 2020, and decided to travel to this other planet, would you be able to see 2015, or 2016?
This response will be awarded full points automatically, but it can be reviewed and adjusted after submission.
Let’s think about the last problem a bit more. It takes light 5 years to bounce off Earth and reach this other planet, right? If that’s the case, how long would it take you to reach this other planet in a modern spaceship?