VariousWords beta
Related Terms:
periselene
pericynthion
perilune
perigalacticum
pericytherean
perijove
periastron
periherm
perisaturnium
orbit
perihermion
perihadion
pericenter
peribothra
perikrone
eccentric anomaly
minimum
mean planet
mass
pericytherion
distance
periapse
perigee
elliptical
system
aerocapture
apozene
periareion
point
body
perigalacticon
periapsides
centre
mean anomaly
perikrition
perizene
true anomaly
periposeidion
perihelion
perinigricon
periuranion
Definitions:
Noun
periapsis
point of periapsis
Definition: (astronomy) the point in an orbit closest to the body being orbited
Definition: The point of a body's elliptical orbit about the system's centre of mass where the distance between the body and the centre of mass is at its minimum.