How *Psyche* Borrowed Speed ​​from MarsIn May, NASA’s *Psyche* spacecraft flew past Mars, using the planet as a free speed boost. The agency has now released a stunning video showing what the probe managed to observe during those few days.This maneuver is known as a gravity assist: the spacecraft approaches a planet, enters its gravitational pull, and exits with increased speed and a corrected trajectory. For *Psyche*, it is a way to reach its destination while using almost no fuel. Its target i