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~ ABDERUS ~

Second Planet of
the Tau Ceti System




Distance from Earth: 11.8 light-years

Distance from sun: 67 million miles
Diameter: 4,445 miles (0.56 Earth's diameter)
Orbital Period: 174.02 days (196.54 local days)
Solar Day: 16:21 earth hours (420 local days per "Tau Ceti Year")
Gravity: 0.41 g
Axil Tilt: 0.6°
Moons: 2; Orthus, Geryon
Notes: 25% surface water
.......Terraformed in the 40th to 45th Centuries A.D.



                                                                                   




circumference at equator: 13,960 miles








The Moons of
~ ABDERUS ~




Orthus

Distance from Abderus: 49,270 miles
Lunar month: 5.801 earth days
                      (8.51 Abderus days)
Diameter: 731 miles
Arc Diameter*: 0°51'
Gravity: 0.05 g

Notes: 1,800 Orthusian Months or “Orethars”
for every 60 Abderitan years; The Orthusian Cycle

Geryon

Distance from Abderus: 98,860 miles
Lunar month: 17.402 earth days
                      (25.53 Abderus days)
Diameter: 1,036 miles
Arc Diameter*: 0°36'
Gravity: 0.08 g

Notes: 1,600 Geryonian Months or “Geryars”
for every 160 Abderitan years; The Geryonian Cycle.

“The Moon”
for comparison

* “Arc Diameter” refers to the visual size of the moon as seen from the surface of it's planet.
For comparison, the Earth's Moon has an Arc Diameter of 0°30' as seen from Earth.









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