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NHJ578: red dwarf star with 4 planets

  NHJ578.1   NHJ578.2  
NHJ578.3
 
NHJ578.4
 

Solar system 'NHJ578' comprises the star 'NHJ578' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 495 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'NHJ578', a red dwarf class star that contains about 99.09% of the system's known mass and dominates it gravitationally. NHJ578 is located more than 3261 lightyears from the center of the galaxy.

This solar system comprises 4 planets

NHJ578.1 is a large terrestrial planet (7125 km radius) which orbits its star in 26 Earth days, one day on NHJ578.1 lasts 8 Earth hours. Its average temperature is 1164 K (891 C), its atmosphere mainly consists of nitrogen, oxygen and it has 3 moons.
NHJ578.2 is a large gas giant (40837 km radius) which orbits its star in 26888 Earth days, one day on NHJ578.2 lasts 4 Earth hours. Its average temperature is 1171 K (898 C), its atmosphere mainly consists of hydrogen, helium and it has 175 moons.
NHJ578.3 is a large gas giant (57091 km radius) which orbits its star in 112414 Earth days, one day on NHJ578.3 lasts 4 Earth hours. Its average temperature is 1065 K (792 C), its atmosphere mainly consists of hydrogen, helium and it has 145 moons.
NHJ578.4 is a large gas giant (47962 km radius) which orbits its star in 206518 Earth days, one day on NHJ578.4 lasts 4 Earth hours. Its average temperature is 1060 K (787 C), its atmosphere mainly consists of hydrogen and it has 172 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:NHJ578.1NHJ578.2NHJ578.3NHJ578.4
distance from star:12*106 km1219*106 km3165*106 km4748*106 km
radius:7125 km40837 km57091 km47962 km
mass:2893*1021 kg544818*1021 kg1488651*1021 kg882636*1021 kg
surface gravity: 3.80 m/s2
0.38 Earths
21.8 m/s2
2.22 Earths
30.4 m/s2
3.10 Earths
25.6 m/s2
2.61 Earths
escape velocity:7.362 km/s42.20 km/s58.99 km/s49.56 km/s
year: 78 NHJ578.1 days
26 Earth days
161328 NHJ578.2 days
26888 Earth days
674484 NHJ578.3 days
112414 Earth days
1239108 NHJ578.4 days
206518 Earth days
day:8 hrs4 hrs4 hrs4 hrs
axial tilt:16°
temperature:1164 K
891 C
1171 K
898 C
1065 K
792 C
1060 K
787 C
atmosphere:84% N2
12% O2
4% CO2
0% other
84% H2
16% He
0% other
84% H2
16% He
0% other
91% H2
9% He
0% other
moons:3175145172
rings:00921

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