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NHB870: red supergiant star with 6 planets

  NHB870.1  
NHB870.2
  NHB870.3  
NHB870.4
 
NHB870.5
  NHB870.6  

Solar system 'NHB870' comprises the star 'NHB870' and the retinue of celestial objects gravitationally bound to it: 6 planets and their 297 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'NHB870', a red supergiant class star that contains about 99.99% of the system's known mass and dominates it gravitationally. NHB870 is located more than 3261 lightyears from the center of the galaxy.

This solar system comprises 6 planets

NHB870.1 is a small terrestrial planet (3593 km radius) which orbits its star in 42 Earth days, one day on NHB870.1 lasts 25 Earth hours. Its average temperature is 1977 K (1704 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
NHB870.2 is a medium terrestrial planet (5730 km radius) which orbits its star in 379 Earth days, one day on NHB870.2 lasts 13 Earth hours. Its average temperature is 1712 K (1439 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 4 moons.
NHB870.3 is a very large terrestrial planet (9901 km radius) which orbits its star in 696 Earth days, one day on NHB870.3 lasts 8 Earth hours. Its average temperature is 1141 K (868 C), its atmosphere mainly consists of nitrogen, oxygen and it has 27 moons.
NHB870.4 is a large gas giant (62787 km radius) which orbits its star in 96977 Earth days, one day on NHB870.4 lasts 6 Earth hours. Its average temperature is 1208 K (935 C), its atmosphere mainly consists of hydrogen, helium and it has 111 moons.
NHB870.5 is a medium gas giant (21291 km radius) which orbits its star in 178158 Earth days, one day on NHB870.5 lasts 6 Earth hours. Its average temperature is 1066 K (793 C), its atmosphere mainly consists of hydrogen and it has 58 moons.
NHB870.6 is a very large terrestrial planet (9460 km radius) which orbits its star in 327297 Earth days, one day on NHB870.6 lasts 8 Earth hours. Its average temperature is 1638 K (1365 C), its atmosphere mainly consists of hydrogen and it has 97 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:NHB870.1NHB870.2NHB870.3NHB870.4NHB870.5
distance from star:16*106 km71*106 km106*106 km2868*106 km4302*106 km
radius:3593 km5730 km9901 km62787 km21291 km
mass:371*1021 kg1505*1021 kg7764*1021 kg1980154*1021 kg77210*1021 kg
surface gravity: 1.91 m/s2
0.19 Earths
3.05 m/s2
0.31 Earths
5.28 m/s2
0.53 Earths
33.5 m/s2
3.42 Earths
11.3 m/s2
1.15 Earths
escape velocity:3.712 km/s5.921 km/s10.23 km/s64.88 km/s22.00 km/s
year: 40 NHB870.1 days
42 Earth days
699 NHB870.2 days
379 Earth days
2088 NHB870.3 days
696 Earth days
387908 NHB870.4 days
96977 Earth days
712632 NHB870.5 days
178158 Earth days
day:25 hrs13 hrs8 hrs6 hrs6 hrs
axial tilt:10°17°
temperature:1977 K
1704 C
1712 K
1439 C
1141 K
868 C
1208 K
935 C
1066 K
793 C
atmosphere:1% H2
1% He
62% N2
36% O2
0% other
84% N2
2% O2
14% CO2
0% other
72% N2
28% O2
0% other
87% H2
13% He
0% other
94% H2
6% He
0% other
moons:042711158
rings:05028

planet:NHB870.6
distance from star:6454*106 km
radius:9460 km
mass:6772*1021 kg
surface gravity: 5.05 m/s2
0.51 Earths
escape velocity:9.775 km/s
year: 981891 NHB870.6 days
327297 Earth days
day:8 hrs
axial tilt:
temperature:1638 K
1365 C
atmosphere:96% H2
4% He
0% other
moons:97
rings:0

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