If a vaccine takes 18 months to produce on Earth, and the lab incl. all gear weighs 1 metric ton, and it`s on a rocket also weighing 1 metric ton incl. fuel, and the rocket converts fuel to kinetic energy at 99,9% efficiency, and has sufficient heat dissipation, and we want the results delivered in 6 months, and the rocket starts near zero velocity, and can communicate efficiently …