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A comment on Sending a Spacecraft to the Interstellar Asteroid. Parent comment

Re:Sending a Spacecraft to the Interstellar Asteroid by XorNot on Friday November 24, 2017 @05:50PM (#15773450)
Or if we had moon/Mars colonies then we could use standby rockets from them - proximate to humans/resources so we can maintain them but much lower escape velocities.
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Re:Sending a Spacecraft to the Interstellar Asteroid by garmaine on Friday November 24, 2017 @08:07PM (#15773873)
Adding 4-5km/s dv probably makes intercept and slowdown impractical at interstellar speeds.
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