'From the Greek for "near the Earth", this word means a comet's closest approach to us'
Perigee
COMETS: From the Greek for near the Earth, this word means a comets closest approach to us
From the Greek for "near the Earth", this word means a comet's closest approach to us
From the Greek for "near the Earth", this word means a comet's closest approach to us
COMETS
Perigee
COMETS