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General
Specific
Age1
Age 2
Age 3
Age 4
Age 5
Brown Dwarf
Crowding
Dust
E.T’s
Earth-Sized 1
Earth-Sized 2
Exo-planets
Extrasolar 0
Extrasolar 1
Extrasolar 2
Extrasolar 3
Extrasolar 4
Formation 1
Formation 2
Formation 3
Formation 4
Formation 5
Jovian 1
Jovian 2
Jupiter
Life 1
Life 2
Light
Liveable
Mercury
Migration
Numbers
Organics