Noun
(astronomy) the point in an orbit farthest from the body being orbited
Source: WordNetA payload released at this point would go into a highly eccentric elliptical orbit, staying just barely clear from atmospheric reentry, with the periapsis at the same altitude as LEO and the apoapsis at the release height. Source: Internet
At periapsis: AU At apoapsis: AU The leisurely orbit of the pair has made it difficult to pin down their respective masses, and the accuracy of these values remain somewhat controversial. Source: Internet
Its orbit around Jupiter was very loosely bound, with a period of about 2 years and an apoapsis (the point in the orbit farthest from the planet) of convert. Source: Internet
The point farthest from the attracting body is called the apoapsis. Source: Internet