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SGB345: red dwarf star with 3 planets

  SGB345.1   SGB345.2   SGB345.3  

Solar system 'SGB345' comprises the star 'SGB345' and the retinue of celestial objects gravitationally bound to it: 3 planets and their 47 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'SGB345', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. SGB345 is located more than 2615 lightyears from the center of the galaxy.

This solar system comprises 3 planets

SGB345.1 is a small terrestrial planet (4208 km radius) which orbits its star in 135 Earth days, one day on SGB345.1 lasts 17 Earth hours. Its average temperature is 877 K (604 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
SGB345.2 is a large terrestrial planet (7123 km radius) which orbits its star in 302 Earth days, one day on SGB345.2 lasts 7 Earth hours. Its average temperature is 600 K (327 C), its atmosphere mainly consists of nitrogen and it has 3 moons.
SGB345.3 is a very large terrestrial planet (10301 km radius) which orbits its star in 1144 Earth days, one day on SGB345.3 lasts 5 Earth hours. Its average temperature is 153 K (-120 C), its atmosphere mainly consists of nitrogen, oxygen and it has 42 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:SGB345.1SGB345.2SGB345.3
distance from star:35*106 km61*106 km148*106 km
radius:4208 km7123 km10301 km
mass:596*1021 kg2891*1021 kg8744*1021 kg
surface gravity: 2.24 m/s2
0.22 Earths
3.80 m/s2
0.38 Earths
5.49 m/s2
0.56 Earths
escape velocity:4.348 km/s7.360 km/s10.64 km/s
year: 190 SGB345.1 days
135 Earth days
1035 SGB345.2 days
302 Earth days
5491 SGB345.3 days
1144 Earth days
day:17 hrs7 hrs5 hrs
axial tilt:20°26°
temperature:877 K
604 C
600 K
327 C
153 K
-120 C
atmosphere:1% He
77% N2
20% O2
2% CO2
0% other
89% N2
7% O2
4% CO2
0% other
79% N2
19% O2
2% CO2
0% other
moons:2342
rings:000

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