This article appeared in print under the headline «Dark matter alternative gets a galactic gravity boost» (newscientist.com)
The spacecraft had to travel 2.2 billion miles in getting to Saturn, using four roundabout gravity boosts involving flybys of Venus, Earth, and Jupiter. (discovermagazine.com)
Comets passing near large planets often are torn apart by gravitational effects or receive gravity boosts that fling them, like slingshots, out of the solar system forever. (creationscience.com)