gravity assist

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Related to Slingshot effect: gravity assist

gravity assist

n.
The use of the gravitational field of a moon, planet, or other moving celestial object to change a spacecraft's trajectory, especially to increase its velocity.
References in periodicals archive ?
8 miles a second, and as if that wasn't fast enough already, it is now traveling at 27 miles per second, likely a result of the slingshot effect of the sun's gravity.
8 Hours Later, is run by Bristol-based Slingshot Effect, with recent sold-out runs in Glasgow and Edinburgh.
I reckon they will simply set this up for the others and, remember, there is often a kind of slingshot effect in favour of those moving across the track in the closing stages.
This slingshot effect is pyrotechnic and not something that should be attempted in a normal automatic.
For the Twins, it's a slingshot effect of selling season tickets after their strong performance last year.
My teammate, Mark, was out in front keeping the pace high then I was Tobi's lead-out person, my job was to sprint from the last turn and give him sort of a slingshot effect and make sure he had enough momentum and speed to get to the line before everybody else," McCormack said.
Much has been made about the slingshot effect turning in at Lingfield but, in my opinion, it is more the case of the horses with momentum out wide sustaining a challenge when the horses inside are falling in a 'hole'.