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secondary planet
(sec¦ond|ary planet)
noun
a satellite of a planet.
More words in this category
Aquila
1
coma
2
Hipparchus
mean solar time
Milky Way
nadir
node
observatory
omega
Ophiuchus
Perseus
precession of the equinoxes
psi
revolve
Roche limit
star stream
swarm
transit
twin
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