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NCC973: red dwarf star with 3 planets

  NCC973.1  
NCC973.2
 
NCC973.3
 

Solar system 'NCC973' comprises the star 'NCC973' and the retinue of celestial objects gravitationally bound to it: 3 planets and their 180 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'NCC973', a red dwarf class star that contains about 99.92% of the system's known mass and dominates it gravitationally. NCC973 is located more than 3430 lightyears from the center of the galaxy.

This solar system comprises 3 planets

NCC973.1 is a medium terrestrial planet (5382 km radius) which orbits its star in 216 Earth days, one day on NCC973.1 lasts 11 Earth hours. Its average temperature is 353 K (80 C), its atmosphere mainly consists of nitrogen, oxygen and it has 5 moons.
NCC973.2 is a very large terrestrial planet (10312 km radius) which orbits its star in 549 Earth days, one day on NCC973.2 lasts 5 Earth hours. Its average temperature is 204 K (-69 C), its atmosphere mainly consists of nitrogen, oxygen and it has 25 moons.
NCC973.3 is a large gas giant (41026 km radius) which orbits its star in 24667 Earth days, one day on NCC973.3 lasts 3 Earth hours. Its average temperature is 1298 K (1025 C), its atmosphere mainly consists of hydrogen, helium and it has 150 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:NCC973.1NCC973.2NCC973.3
distance from star:49*106 km91*106 km1151*106 km
radius:5382 km10312 km41026 km
mass:1247*1021 kg8772*1021 kg552417*1021 kg
surface gravity: 2.87 m/s2
0.29 Earths
5.50 m/s2
0.56 Earths
21.9 m/s2
2.23 Earths
escape velocity:5.561 km/s10.65 km/s42.39 km/s
year: 471 NCC973.1 days
216 Earth days
2635 NCC973.2 days
549 Earth days
197336 NCC973.3 days
24667 Earth days
day:11 hrs5 hrs3 hrs
axial tilt:339°
temperature:353 K
80 C
204 K
-69 C
1298 K
1025 C
atmosphere:2% H2
1% He
77% N2
13% O2
7% CO2
0% other
2% H2
2% He
66% N2
28% O2
2% CO2
0% other
83% H2
17% He
0% other
moons:525150
rings:042

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