3 ms·
Just to be clear, that would be 1/2 day for the people on the spacecraft. For the people you leave behind on earth you'd still be gone 4 years each way.
by sudhirj 9y ago
Just to be clear, that would be 1/2 day for the people on the spacecraft. For the people you leave behind on earth you'd still be gone 4 years each way.
- rhombocombus 9y agoAnd you still have to slow down from 0.9999999c