swingby

/ˈswɪŋˌbaɪ/
noun
  1. A brief visit or stop, especially one made while traveling past a place.
    • The astronaut's swingby of the space station lasted only a few hours.
    • A swingby to the post office saved us a separate trip.
    • We made a quick swingby at the grocery store on the way home.
  2. In space travel, the use of a planet's gravity to change a spacecraft's trajectory and speed.
    • A gravity swingby can save a lot of fuel on long missions.
    • The probe used a swingby of Jupiter to gain speed for its journey to Saturn.
    • The mission plan included a swingby of Venus to adjust the spacecraft's path.
Synonyms