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Eternity (MEJ850): red giant star with 2 planets

  Karkarrum  
Sparta
 

Solar system 'Eternity (MEJ850)' is a dual star system that comprises the stars 'Eternity.A' and 'Eternity.B' and the retinue of celestial objects gravitationally bound to them: 2 planets and their 69 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'Eternity.A' and 'Eternity.B' that dominate it gravitationally. 'Eternity.A' is a red giant class star that contains about 99% of the system's known mass, 'Eternity.B' is a brown dwarf class star that contains about 0% of the system's known mass.

System 'Eternity' is located more than 1738 lightyears from the center of the galaxy.

Karkarrum, the first planet in this system, features organic life forms generally very intelligent that have developed a civilisation capable of building larger cities and using electricity and other technologies. Its average temperature is 300K (27C) and it's atmosphere contains 40% of oxygen. One year on Karkarrum lasts 160 days, one day lasts 29 hours. It's diameter is 14892 km, 1.1 times the diameter of the Earth.

Sparta, the second planet in this system, features organic life forms with an average intelligence that have developed a civilisation capable of building larger cities, using high tech equipment and exploring their solar system. Its average temperature is 322K (49C) and it's atmosphere contains 11% of oxygen. One year on Sparta lasts 11186 days, one day lasts 2 hours. It's diameter is 99068 km, 7.7 times the diameter of the Earth.

This solar system comprises 2 planets

Karkarrum is a large terrestrial planet (7446 km radius) which orbits its star in 160 Earth days, one day on Karkarrum lasts 29 Earth hours. Its average temperature is 300 K (27 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.

Overview. Karkarrum is a truly odd planet. It is a jungle world, abundant with natural resources ranging from iron ore, bauxite, crude oil, to uranium, coal, and some atmospheric helium. Its most technologically advanced inhabitants (Kardonians) are extre ...

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Sparta is a large gas giant (49534 km radius) which orbits its star in 11186 Earth days, one day on Sparta lasts 2 Earth hours. Its average temperature is 322 K (49 C), its atmosphere mainly consists of hydrogen, helium, nitrogen, oxygen and it has 67 moons.

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Planetary Orbits

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This solar system belongs to user 'awkos272'.

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Planetary Statistics

planet:KarkarrumSparta
distance from star:40*106 km679*106 km
radius:7446 km49534 km
mass:1286*1021 kg279144*1021 kg
surface gravity: 1.54 m/s2
0.15 Earths
7.59 m/s2
0.77 Earths
escape velocity:4.801 km/s27.42 km/s
year: 132 Karkarrum days
160 Earth days
134232 Sparta days
11186 Earth days
day:29 hrs2 hrs
axial tilt:24°
temperature:300 K
27 C
322 K
49 C
atmosphere:5% H2
5% He
50% N2
40% O2
0% other
66% H2
12% He
11% N2
11% O2
0% other
moons:267
rings:09

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