Gravity assist：Basics of Spaceflight

Gravity assist

https://en.wikipedia.org

Gravity assistance can be used to accelerate a spacecraft, that is, to increase or decrease its speed or redirect its path. The assist is provided by the ...

Gravity Assists

https://science.nasa.gov

This propellant-saving, mission-enabling technique has been used in solar system exploration since the early 1970s.

What's a gravity assist?

https://www.youtube.com

The fundamental concepts of the gravity

https://iopscience.iop.org

In celestial mechanics, scattering plays a crucial role in the gravity-assist manoeuvre, in which a satellite changes direction and gains speed ...

Gravity

https://www.britannica.com

This gravity-assist, or slingshot, technique has been used numerous times to send planetary probes to their destinations. For example, the ...

ESA

https://www.esa.int

This is known as the 'slingshot' effect. Such 'gravity assist' manoeuvres are now a standard part of spaceflight and are used by almost all ESA interplanetary ...

Gravity Assist

https://timeandnavigation.si.e

While the trajectory is longer than a more direct route, a “gravity assist” saves fuel. But it requires complex calculations, precise navigation, and atomic ...