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orbital velocity
noun
- the minimum velocity at which a body must move to maintain a given orbit.
orbital velocity
noun
- the velocity required by a spacecraft, satellite, etc, to enter and maintain a given orbit
Example Sentences
Astronauts journeying a billion and a half miles to one of Saturn’s moons, Titan, will need a whip-around gravity assist — the “slingshot” in question — from Jupiter’s orbital velocity in order to make it all the way.
So Vikram’s task was to reduce its high orbital velocity to zero such that it would stay as close to its intended trajectory as possible, all the way until a safe touchdown.
That means that the impact significantly changed the moonlet's orbital velocity.
The spacecraft will measure this effect on Apophis, as well as any changes in the asteroid’s orbital velocity and rotation arising from its 2029 Earth encounter.
“The Long March 5B re-entry is unusual because during launch, the first stage of the rocket reached orbital velocity instead of falling downrange as is common practice,” the Aerospace Corporation said in a blog post.
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