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LKF957: red giant star with 3 planets

  LKF957.1   LKF957.2  
LKF957.3
 

Solar system 'LKF957' comprises the star 'LKF957' and the retinue of celestial objects gravitationally bound to it: 3 planets and their 21 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LKF957', a red giant class star that contains about 99.99% of the system's known mass and dominates it gravitationally. LKF957 is located more than 2073 lightyears from the center of the galaxy.

LKF957.1, the first planet in this system, may feature life forms. Its average temperature is 339K (66C) and it's atmosphere contains 15% of oxygen. One year on LKF957.1 lasts 266 days, one day lasts 7 hours. It's diameter is 15004 km, 1.1 times the diameter of the Earth.

This solar system comprises 3 planets

LKF957.1 is a large terrestrial planet (7502 km radius) which orbits its star in 266 Earth days, one day on LKF957.1 lasts 7 Earth hours. Its average temperature is 339 K (66 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
LKF957.2 is a large terrestrial planet (8737 km radius) which orbits its star in 944 Earth days, one day on LKF957.2 lasts 6 Earth hours. Its average temperature is 125 K (-148 C), its atmosphere mainly consists of nitrogen, oxygen and it has 20 moons.
LKF957.3 is a medium terrestrial planet (5442 km radius) which orbits its star in 1292 Earth days, one day on LKF957.3 lasts 11 Earth hours. Its average temperature is 1557 K (1284 C), its atmosphere mainly consists of and it has 0 moons.
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Planetary Statistics

planet:LKF957.1LKF957.2LKF957.3
distance from star:56*106 km130*106 km161*106 km
radius:7502 km8737 km5442 km
mass:3377*1021 kg5335*1021 kg1289*1021 kg
surface gravity: 4.00 m/s2
0.40 Earths
4.66 m/s2
0.47 Earths
2.90 m/s2
0.29 Earths
escape velocity:7.751 km/s9.028 km/s5.622 km/s
year: 912 LKF957.1 days
266 Earth days
3776 LKF957.2 days
944 Earth days
2818 LKF957.3 days
1292 Earth days
day:7 hrs6 hrs11 hrs
axial tilt:
temperature:339 K
66 C
125 K
-148 C
1557 K
1284 C
atmosphere:81% N2
15% O2
4% CO2
0% other
50% N2
48% O2
2% CO2
0% other
100% other
moons:1200
rings:007

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