NASA's Psyche flyby of Mars highlights how gravity assists help spacecraft gain speed, conserve fuel and travel across the solar system.

NASA's Psyche spacecraft is flying to a metal asteroid. So, why did it just visit Mars?

Source: space
Source Link: https://www.space.com/space-exploration/asteroid-comet-missions/nasas-psyche-spacecraft-is-flying-to-a-metal-asteroid-so-why-did-it-just-visit-mars