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QFE752: yellow dwarf star with 3 planets

 
QFE752.1
 
QFE752.2
  QFE752.3  

Solar system 'QFE752' comprises the star 'QFE752' and the retinue of celestial objects gravitationally bound to it: 3 planets and their 14 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'QFE752', a yellow dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. QFE752 is located more than 832 lightyears from the center of the galaxy.

QFE752.1, the first planet in this system, may feature life forms. Its average temperature is 300K (27C) and it's atmosphere contains 43% of oxygen. One year on QFE752.1 lasts 391 days, one day lasts 7 hours. It's diameter is 15046 km, 1.1 times the diameter of the Earth.

This solar system comprises 3 planets

QFE752.1 is a large terrestrial planet (7523 km radius) which orbits its star in 391 Earth days, one day on QFE752.1 lasts 7 Earth hours. Its average temperature is 300 K (27 C), its atmosphere mainly consists of nitrogen, oxygen and it has 5 moons.
QFE752.2 is a small terrestrial planet (4740 km radius) which orbits its star in 820 Earth days, one day on QFE752.2 lasts 14 Earth hours. Its average temperature is 224 K (-49 C), its atmosphere mainly consists of nitrogen, oxygen and it has 7 moons.
QFE752.3 is a small terrestrial planet (4138 km radius) which orbits its star in 1507 Earth days, one day on QFE752.3 lasts 17 Earth hours. Its average temperature is 149 K (-124 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
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Planetary Orbits

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Planetary Statistics

planet:QFE752.1QFE752.2QFE752.3
distance from star:72*106 km119*106 km178*106 km
radius:7523 km4740 km4138 km
mass:3406*1021 kg851*1021 kg566*1021 kg
surface gravity: 4.01 m/s2
0.41 Earths
2.52 m/s2
0.25 Earths
2.20 m/s2
0.22 Earths
escape velocity:7.773 km/s4.895 km/s4.272 km/s
year: 1340 QFE752.1 days
391 Earth days
1405 QFE752.2 days
820 Earth days
2127 QFE752.3 days
1507 Earth days
day:7 hrs14 hrs17 hrs
axial tilt:28°197°
temperature:300 K
27 C
224 K
-49 C
149 K
-124 C
atmosphere:57% N2
43% O2
0% other
3% H2
1% He
69% N2
26% O2
1% CO2
0% other
85% N2
13% O2
2% CO2
0% other
moons:572
rings:260

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