Answer: perigees

AnswerCrossword Clue
PERIGEESOrbital low points
PERIGEESPoints in planets' rounds
PERIGEESClosest points in orbits
PERIGEESPoints in planets' orbits
perigeesPERIGEE, the point at which a celestial body is nearest to earth
perigeesthe point in the orbit of a heavenly body, esp. the moon, or of an artificial satellite at which it is nearest to the earth