What is the fastest speed ever reached in space travel as measured from the point in space from which it was launched to its current/final position?
Can we speed up spacecraft to suitable interstellar travel speed using oscillating gravity assists on planets on opposite sides of the solar system?
Do we have the technology to colonize the nearest habitable planet by sending hundreds of people with spacecraft?
Is it pure luck that the voyager 1 survived to travel beyond our solar system in interstellar space?
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