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NDA191: red dwarf star with 8 planets

  NDA191.1   NDA191.2   NDA191.3   NDA191.4  
NDA191.5
 
NDA191.6
 
NDA191.7
  NDA191.8  

Solar system 'NDA191' comprises the star 'NDA191' and the retinue of celestial objects gravitationally bound to it: 8 planets and their 500 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'NDA191', a red dwarf class star that contains about 99.75% of the system's known mass and dominates it gravitationally. NDA191 is located more than 3430 lightyears from the center of the galaxy.

NDA191.3, the third planet in this system, may feature life forms. Its average temperature is 278K (5C) and it's atmosphere contains 23% of oxygen. One year on NDA191.3 lasts 661 days, one day lasts 35 hours. It's diameter is 6006 km, 0.4 times the diameter of the Earth.

This solar system comprises 8 planets

NDA191.1 is a small terrestrial planet (4136 km radius) which orbits its star in 124 Earth days, one day on NDA191.1 lasts 22 Earth hours. Its average temperature is 856 K (583 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
NDA191.2 is a small terrestrial planet (3754 km radius) which orbits its star in 360 Earth days, one day on NDA191.2 lasts 25 Earth hours. Its average temperature is 417 K (144 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
NDA191.3 is a small terrestrial planet (3003 km radius) which orbits its star in 661 Earth days, one day on NDA191.3 lasts 35 Earth hours. Its average temperature is 278 K (5 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
NDA191.4 is a very large terrestrial planet (9416 km radius) which orbits its star in 1215 Earth days, one day on NDA191.4 lasts 10 Earth hours. Its average temperature is 165 K (-108 C), its atmosphere mainly consists of nitrogen, oxygen and it has 23 moons.
NDA191.5 is a large gas giant (52212 km radius) which orbits its star in 70204 Earth days, one day on NDA191.5 lasts 8 Earth hours. Its average temperature is 1109 K (836 C), its atmosphere mainly consists of hydrogen, helium and it has 109 moons.
NDA191.6 is a large gas giant (51845 km radius) which orbits its star in 194629 Earth days, one day on NDA191.6 lasts 8 Earth hours. Its average temperature is 1928 K (1655 C), its atmosphere mainly consists of hydrogen, helium and it has 139 moons.
NDA191.7 is a very large terrestrial planet (11919 km radius) which orbits its star in 357557 Earth days, one day on NDA191.7 lasts 9 Earth hours. Its average temperature is 1408 K (1135 C), its atmosphere mainly consists of hydrogen and it has 138 moons.
NDA191.8 is a very large terrestrial planet (11804 km radius) which orbits its star in 656874 Earth days, one day on NDA191.8 lasts 9 Earth hours. Its average temperature is 1850 K (1577 C), its atmosphere mainly consists of hydrogen, helium and it has 89 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:NDA191.1NDA191.2NDA191.3NDA191.4NDA191.5
distance from star:33*106 km68*106 km103*106 km154*106 km2312*106 km
radius:4136 km3754 km3003 km9416 km52212 km
mass:566*1021 kg423*1021 kg216*1021 kg6678*1021 kg1138678*1021 kg
surface gravity: 2.20 m/s2
0.22 Earths
2.00 m/s2
0.20 Earths
1.59 m/s2
0.16 Earths
5.02 m/s2
0.51 Earths
27.8 m/s2
2.84 Earths
escape velocity:4.274 km/s3.878 km/s3.098 km/s9.729 km/s53.95 km/s
year: 135 NDA191.1 days
124 Earth days
345 NDA191.2 days
360 Earth days
453 NDA191.3 days
661 Earth days
2916 NDA191.4 days
1215 Earth days
210612 NDA191.5 days
70204 Earth days
day:22 hrs25 hrs35 hrs10 hrs8 hrs
axial tilt:13°28°27°30°
temperature:856 K
583 C
417 K
144 C
278 K
5 C
165 K
-108 C
1109 K
836 C
atmosphere:1% H2
1% He
81% N2
17% O2
0% other
83% N2
7% O2
10% CO2
0% other
1% H2
1% He
75% N2
23% O2
0% other
78% N2
22% O2
0% other
85% H2
15% He
0% other
moons:00223109
rings:000013

planet:NDA191.6NDA191.7NDA191.8
distance from star:4564*106 km6846*106 km10269*106 km
radius:51845 km11919 km11804 km
mass:1114835*1021 kg13545*1021 kg13157*1021 kg
surface gravity: 27.6 m/s2
2.82 Earths
6.36 m/s2
0.65 Earths
6.30 m/s2
0.64 Earths
escape velocity:53.57 km/s12.31 km/s12.19 km/s
year: 583887 NDA191.6 days
194629 Earth days
953485 NDA191.7 days
357557 Earth days
1751664 NDA191.8 days
656874 Earth days
day:8 hrs9 hrs9 hrs
axial tilt:60°
temperature:1928 K
1655 C
1408 K
1135 C
1850 K
1577 C
atmosphere:82% H2
18% He
0% other
96% H2
4% He
0% other
89% H2
11% He
0% other
moons:13913889
rings:21180

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