Mercury News

Getting to Mercury Is Harder Than Getting to the Outer Planets. Earth Is Already Moving 67,000 Miles an Hour Sideways and a Spacecraft Has to Shed Most of That to Fall Inward. Mariner 10 Solved It by Flying 3,600 Miles Over Venus and Letting the Planet Slo - 19FortyFive

Getting to Mercury Is Harder Than Getting to the Outer Planets. Earth Is Already Moving 67,000 Miles an Hour Sideways and a Spacecraft Has to Shed Most of That to Fall Inward. Mariner 10 Solved It by Flying 3,600 Miles Over Venus and Letting the Planet Slo 19FortyFive