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NGH800: red dwarf star with 4 planets

  NGH800.1   NGH800.2   NGH800.3   NGH800.4  

Solar system 'NGH800' comprises the star 'NGH800' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 18 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'NGH800', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. NGH800 is located more than 4430 lightyears from the center of the galaxy.

This solar system comprises 4 planets

NGH800.1 is a medium terrestrial planet (6805 km radius) which orbits its star in 66 Earth days, one day on NGH800.1 lasts 9 Earth hours. Its average temperature is 455 K (182 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
NGH800.2 is a large terrestrial planet (7902 km radius) which orbits its star in 128 Earth days, one day on NGH800.2 lasts 8 Earth hours. Its average temperature is 376 K (103 C), its atmosphere mainly consists of nitrogen, oxygen and it has 8 moons.
NGH800.3 is a large terrestrial planet (7381 km radius) which orbits its star in 357 Earth days, one day on NGH800.3 lasts 8 Earth hours. Its average temperature is 144 K (-129 C), its atmosphere mainly consists of nitrogen, oxygen and it has 8 moons.
NGH800.4 is a small terrestrial planetoid (1708 km radius) which orbits its star in 469 Earth days, one day on NGH800.4 lasts 91 Earth hours. Its average temperature is 1911 K (1638 C), its atmosphere mainly consists of and it has 0 moons.
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Planetary Orbits

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Planetary Statistics

planet:NGH800.1NGH800.2NGH800.3NGH800.4
distance from star:22*106 km34*106 km68*106 km82*106 km
radius:6805 km7902 km7381 km1708 km
mass:2521*1021 kg3947*1021 kg3216*1021 kg39*1021 kg
surface gravity: 3.63 m/s2
0.37 Earths
4.21 m/s2
0.43 Earths
3.93 m/s2
0.40 Earths
0.89 m/s2
0.09 Earths
escape velocity:7.032 km/s8.165 km/s7.626 km/s1.745 km/s
year: 176 NGH800.1 days
66 Earth days
384 NGH800.2 days
128 Earth days
1071 NGH800.3 days
357 Earth days
123 NGH800.4 days
469 Earth days
day:9 hrs8 hrs8 hrs91 hrs
axial tilt:147°16°306°15°
temperature:455 K
182 C
376 K
103 C
144 K
-129 C
1911 K
1638 C
atmosphere:7% H2
1% He
44% N2
48% O2
0% other
6% H2
1% He
50% N2
42% O2
1% CO2
0% other
64% N2
36% O2
0% other
100% other
moons:2880
rings:0000

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