perigee
Pronunciation:
/ˈpɛɹɪdʒiː//ˈpɛɹədʒi/noun
Definitions
The point, in an orbit about the Earth, that is closest to the Earth: the periapsis of an Earth orbiter.
(more generally) The point, in an orbit about any planet, that is closest to the planet: the periapsis of any satellite.
(possibly obsolete outside astrology) The point, in any trajectory of an object in space, where it is closest to the Earth.