Body | Closest approach | Farthest approach |
---|---|---|
General | Periapsis/Pericentre | Apoapsis |
Galaxy | Perigalacticon | Apogalacticon |
Star | Periastron | Apastron |
Black hole | Perimelasma/Peribothra/Perinigricon | Apomelasma/Apobothra/Aponigricon |
Sun | Perihelion | Aphelion* |
Mercury | Perihermion | Apohermion |
Venus | Pericytherion/Pericytherean/Perikrition | Apocytherion/Apocytherean/Apokrition |
Earth | Perigee | Apogee |
Moon | Periselene/Pericynthion/Perilune | Aposelene/Apocynthion/Apolune |
Mars | Periareion | Apoareion |
Jupiter | Perizene/Perijove | Apozene/Apojove |
Saturn | Perikrone/Perisaturnium | Apokrone/Aposaturnium |
Uranus | Periuranion | Apouranion |
Neptune | Periposeidion | Apoposeidion |
Pluto | Perihadion | Apohadion |
*Properly pronounced affelion because the (neo) Greek is αφήλιον, although the hypercorrection ap-helion is commonly heard.