The Soviet Era Luna 3 was the first spacecraft to utilize gravity to change course to photograph the dark side of the Moon. The NASA Mariner 10 mission used the technique to swing by Venus to target Mercury. The gravity assist or sling shot maneuver has become a standard for navigating the solar system. With our probes reaching further, faster and more accurately than ever before.
The New Frontier S3E6 Screenshot
Everything Deserves High Definition
(Except Big Brother)