Skyke draft

The Skyke (rough draft using guidelines from GURPS Space):

Home System (Vega):
5 planets & 2 asteroid belts:
-Skyke
-inner asteroid belt
-Iuter (small barren rock world, mineral rich)
-Clorix (Gas Gigant, lots of moons)
-Shiri (Gas Gignt, no moons)
-outer asteroid belt
-Thade (large chunk of frozen ammonia)

Home Planet (Skyke):
-first planet in the system
-dense (5 atm), highly toxic and corrosive atmoshpere composed of carbon dioxide, sulphur dioxide and hydrogen suphide
-suphuric acid cycle simlar to earth's water cycle (oceans lakes and streams of acid cover 30% of the surface)
-high temeratures (aroun 200 degrees Celcius)
-highly radioactive core composed of lead, thorium and it's decay products
-sulphur rich mantle
-high volcanic activity
-1.3 earth diameters
-2g gravity

Biology:
-silicon/sulphuric Acid based life
-wvolved in the planet's equivalent of Swamplands
-omnivores, gain aditional energy from radiation (lack of radiation causes mild discomphort)
-large&heavy (adults: 5-7m, 5-8t)
-quadrupedal, front limbs also usable as (clumsy) manipulators
-two tentacle like appendages near the mouth used for fine manipulation
-protective rock-like exoskeleton in addition to an internal one
-breathe hydrogen slufide
-warm-blooded
-continious growth for the entire lifespan
-short lifespans due to fast metabolism (roughly 12 earth years on average)
-egg-laying, 2-3 offspring take 1-2 earth years to mature depending on gender (males mature faster)
-one female mates with a set select males for life
-accute multispectral vison (10µm(mid infrared)-1nm (soft x-ray))
-accute subsonic hearing
-verry poor sense of touch due to exoskeleton except on tentacles
-no sense of smell
-normal inteligence compared to humans
-don't understand the concept of humor

Society:
-a representative confederation of mostly indipendant tribal clans
-manny different rites of pasage (adulthood, "marriage", first offspring etc.)
-verry rooted tradition
-segregated gender roles (females as mothers, shamans and matriachs; males as warriors and providers)
-most clans have their own unique customs
-mostly barter based economy, (digital) currency is only used for far-distance trade

Technology:
-slightly behind the rest of the glalxy
-lack access to nuclear power and lasers
-use biological poylmers instead of metals (due to corrosive enviroment)