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NDD478: red dwarf star with 14 planets

  NDD478.1   NDD478.2   NDD478.3   NDD478.4   NDD478.5   NDD478.6   NDD478.7   NDD478.8   NDD478.9  
NDD478.10
 
NDD478.11
 
NDD478.12
 
NDD478.13
 
NDD478.14
 

Solar system 'NDD478' comprises the star 'NDD478' and the retinue of celestial objects gravitationally bound to it: 14 planets and their 786 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'NDD478', a red dwarf class star that contains about 99.65% of the system's known mass and dominates it gravitationally. NDD478 is located more than 4474 lightyears from the center of the galaxy.

This solar system comprises 14 planets

NDD478.1 is a very small terrestrial planet (2414 km radius) which orbits its star in 8 Earth days, one day on NDD478.1 lasts 57 Earth hours. Its average temperature is 1926 K (1653 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
NDD478.2 is a medium terrestrial planet (6766 km radius) which orbits its star in 353 Earth days, one day on NDD478.2 lasts 19 Earth hours. Its average temperature is 433 K (160 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
NDD478.3 is a very large terrestrial planet (11977 km radius) which orbits its star in 771 Earth days, one day on NDD478.3 lasts 15 Earth hours. Its average temperature is 229 K (-44 C), its atmosphere mainly consists of nitrogen, oxygen and it has 21 moons.
NDD478.4 is a very large terrestrial planet (11099 km radius) which orbits its star in 1655 Earth days, one day on NDD478.4 lasts 16 Earth hours. Its average temperature is 110 K (-163 C), its atmosphere mainly consists of nitrogen, oxygen and it has 35 moons.
NDD478.5 is a medium terrestrial planet (5470 km radius) which orbits its star in 3041 Earth days, one day on NDD478.5 lasts 22 Earth hours. Its average temperature is 61 K (-212 C), its atmosphere mainly consists of nitrogen and it has 15 moons.
NDD478.6 is a medium terrestrial planet (5230 km radius) which orbits its star in 5587 Earth days, one day on NDD478.6 lasts 23 Earth hours. Its average temperature is 32 K (-241 C), its atmosphere mainly consists of nitrogen, oxygen and it has 9 moons.
NDD478.7 is a very large terrestrial planet (10611 km radius) which orbits its star in 10265 Earth days, one day on NDD478.7 lasts 16 Earth hours. Its average temperature is 16 K (-257 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 17 moons.
NDD478.8 is a large terrestrial planet (7456 km radius) which orbits its star in 18858 Earth days, one day on NDD478.8 lasts 18 Earth hours. Its average temperature is 8 K (-265 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 40 moons.
NDD478.9 is a very small terrestrial planet (2778 km radius) which orbits its star in 34645 Earth days, one day on NDD478.9 lasts 46 Earth hours. Its average temperature is 4 K (-269 C), its atmosphere mainly consists of nitrogen, oxygen and it has 9 moons.
NDD478.10 is a large gas giant (61856 km radius) which orbits its star in 81268 Earth days, one day on NDD478.10 lasts 14 Earth hours. Its average temperature is 1204 K (931 C), its atmosphere mainly consists of hydrogen and it has 104 moons.
NDD478.11 is a medium gas giant (33866 km radius) which orbits its star in 149300 Earth days, one day on NDD478.11 lasts 14 Earth hours. Its average temperature is 1170 K (897 C), its atmosphere mainly consists of hydrogen and it has 89 moons.
NDD478.12 is a medium gas giant (20472 km radius) which orbits its star in 274282 Earth days, one day on NDD478.12 lasts 14 Earth hours. Its average temperature is 1837 K (1564 C), its atmosphere mainly consists of hydrogen, helium and it has 167 moons.
NDD478.13 is a large gas giant (46947 km radius) which orbits its star in 503888 Earth days, one day on NDD478.13 lasts 14 Earth hours. Its average temperature is 1190 K (917 C), its atmosphere mainly consists of hydrogen and it has 139 moons.
NDD478.14 is a small gas giant (18752 km radius) which orbits its star in 925702 Earth days, one day on NDD478.14 lasts 14 Earth hours. Its average temperature is 1979 K (1706 C), its atmosphere mainly consists of hydrogen and it has 139 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:NDD478.1NDD478.2NDD478.3NDD478.4NDD478.5
distance from star:5*106 km67*106 km114*106 km190*106 km285*106 km
radius:2414 km6766 km11977 km11099 km5470 km
mass:112*1021 kg2477*1021 kg13744*1021 kg10938*1021 kg1309*1021 kg
surface gravity: 1.28 m/s2
0.13 Earths
3.61 m/s2
0.36 Earths
6.39 m/s2
0.65 Earths
5.92 m/s2
0.60 Earths
2.91 m/s2
0.29 Earths
escape velocity:2.488 km/s6.990 km/s12.37 km/s11.46 km/s5.651 km/s
year: 3 NDD478.1 days
8 Earth days
445 NDD478.2 days
353 Earth days
1233 NDD478.3 days
771 Earth days
2482 NDD478.4 days
1655 Earth days
3317 NDD478.5 days
3041 Earth days
day:57 hrs19 hrs15 hrs16 hrs22 hrs
axial tilt:239°21°18°21°
temperature:1926 K
1653 C
433 K
160 C
229 K
-44 C
110 K
-163 C
61 K
-212 C
atmosphere:1% H2
1% He
83% N2
13% O2
2% CO2
0% other
56% N2
43% O2
1% CO2
0% other
1% H2
1% He
78% N2
15% O2
5% CO2
0% other
81% N2
14% O2
5% CO2
0% other
87% N2
3% O2
10% CO2
0% other
moons:02213515
rings:00000

planet:NDD478.6NDD478.7NDD478.8NDD478.9NDD478.10
distance from star:427*106 km641*106 km962*106 km1444*106 km2549*106 km
radius:5230 km10611 km7456 km2778 km61856 km
mass:1144*1021 kg9557*1021 kg3315*1021 kg171*1021 kg1893369*1021 kg
surface gravity: 2.79 m/s2
0.28 Earths
5.66 m/s2
0.57 Earths
3.97 m/s2
0.40 Earths
1.47 m/s2
0.15 Earths
33.0 m/s2
3.37 Earths
escape velocity:5.403 km/s10.96 km/s7.703 km/s2.866 km/s63.92 km/s
year: 5829 NDD478.6 days
5587 Earth days
15397 NDD478.7 days
10265 Earth days
25144 NDD478.8 days
18858 Earth days
18075 NDD478.9 days
34645 Earth days
139316 NDD478.10 days
81268 Earth days
day:23 hrs16 hrs18 hrs46 hrs14 hrs
axial tilt:16°153°
temperature:32 K
-241 C
16 K
-257 C
8 K
-265 C
4 K
-269 C
1204 K
931 C
atmosphere:1% He
66% N2
33% O2
0% other
77% N2
3% O2
20% CO2
0% other
27% H2
4% He
20% N2
48% O2
1% CO2
0% other
80% N2
20% O2
0% other
91% H2
9% He
0% other
moons:917409104
rings:00005

planet:NDD478.11NDD478.12NDD478.13NDD478.14
distance from star:3824*106 km5737*106 km8605*106 km12908*106 km
radius:33866 km20472 km46947 km18752 km
mass:310728*1021 kg68638*1021 kg827777*1021 kg52751*1021 kg
surface gravity: 18.0 m/s2
1.84 Earths
10.9 m/s2
1.11 Earths
25.0 m/s2
2.55 Earths
10.0 m/s2
1.02 Earths
escape velocity:34.99 km/s21.15 km/s48.51 km/s19.37 km/s
year: 255942 NDD478.11 days
149300 Earth days
470197 NDD478.12 days
274282 Earth days
863808 NDD478.13 days
503888 Earth days
1586917 NDD478.14 days
925702 Earth days
day:14 hrs14 hrs14 hrs14 hrs
axial tilt:10°
temperature:1170 K
897 C
1837 K
1564 C
1190 K
917 C
1979 K
1706 C
atmosphere:92% H2
8% He
0% other
88% H2
12% He
0% other
94% H2
6% He
0% other
92% H2
8% He
0% other
moons:89167139139
rings:112123

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