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NHF439: red dwarf star with 10 planets

  NHF439.1   NHF439.2   NHF439.3   NHF439.4   NHF439.5   NHF439.6   NHF439.7  
NHF439.8
  NHF439.9   NHF439.10  

Solar system 'NHF439' comprises the star 'NHF439' and the retinue of celestial objects gravitationally bound to it: 10 planets and their 292 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'NHF439', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. NHF439 is located more than 3261 lightyears from the center of the galaxy.

This solar system comprises 10 planets

NHF439.1 is a small terrestrial planet (4000 km radius) which orbits its star in 133 Earth days, one day on NHF439.1 lasts 25 Earth hours. Its average temperature is 698 K (425 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
NHF439.2 is a medium terrestrial planet (6451 km radius) which orbits its star in 630 Earth days, one day on NHF439.2 lasts 16 Earth hours. Its average temperature is 176 K (-97 C), its atmosphere mainly consists of nitrogen and it has 6 moons.
NHF439.3 is a very small terrestrial planet (2024 km radius) which orbits its star in 1158 Earth days, one day on NHF439.3 lasts 71 Earth hours. Its average temperature is 117 K (-156 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
NHF439.4 is a very large terrestrial planet (9549 km radius) which orbits its star in 2351 Earth days, one day on NHF439.4 lasts 12 Earth hours. Its average temperature is 61 K (-212 C), its atmosphere mainly consists of nitrogen, oxygen and it has 42 moons.
NHF439.5 is a large terrestrial planet (8693 km radius) which orbits its star in 4319 Earth days, one day on NHF439.5 lasts 13 Earth hours. Its average temperature is 33 K (-240 C), its atmosphere mainly consists of nitrogen, oxygen and it has 37 moons.
NHF439.6 is a small terrestrial planet (4391 km radius) which orbits its star in 7934 Earth days, one day on NHF439.6 lasts 22 Earth hours. Its average temperature is 18 K (-255 C), its atmosphere mainly consists of nitrogen, oxygen and it has 25 moons.
NHF439.7 is a medium terrestrial planet (5382 km radius) which orbits its star in 14576 Earth days, one day on NHF439.7 lasts 18 Earth hours. Its average temperature is 9 K (-264 C), its atmosphere mainly consists of nitrogen, oxygen and it has 30 moons.
NHF439.8 is a massive terrestrial planet (17924 km radius) which orbits its star in 36778 Earth days, one day on NHF439.8 lasts 10 Earth hours. Its average temperature is 1069 K (796 C), its atmosphere mainly consists of hydrogen and it has 116 moons.
NHF439.9 is a small terrestrial planetoid (1752 km radius) which orbits its star in 48346 Earth days, one day on NHF439.9 lasts 91 Earth hours. Its average temperature is 1393 K (1120 C), its atmosphere mainly consists of and it has 1 moons.
NHF439.10 is a medium terrestrial planet (5977 km radius) which orbits its star in 63553 Earth days, one day on NHF439.10 lasts 16 Earth hours. Its average temperature is 1410 K (1137 C), its atmosphere mainly consists of and it has 35 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:NHF439.1NHF439.2NHF439.3NHF439.4NHF439.5
distance from star:35*106 km99*106 km149*106 km240*106 km360*106 km
radius:4000 km6451 km2024 km9549 km8693 km
mass:512*1021 kg2147*1021 kg66*1021 kg6965*1021 kg5255*1021 kg
surface gravity: 2.13 m/s2
0.21 Earths
3.44 m/s2
0.35 Earths
1.07 m/s2
0.10 Earths
5.09 m/s2
0.52 Earths
4.64 m/s2
0.47 Earths
escape velocity:4.133 km/s6.665 km/s2.086 km/s9.867 km/s8.982 km/s
year: 127 NHF439.1 days
133 Earth days
945 NHF439.2 days
630 Earth days
391 NHF439.3 days
1158 Earth days
4702 NHF439.4 days
2351 Earth days
7973 NHF439.5 days
4319 Earth days
day:25 hrs16 hrs71 hrs12 hrs13 hrs
axial tilt:17°10°23°
temperature:698 K
425 C
176 K
-97 C
117 K
-156 C
61 K
-212 C
33 K
-240 C
atmosphere:1% H2
1% He
56% N2
41% O2
1% CO2
0% other
88% N2
4% O2
8% CO2
0% other
3% H2
1% He
68% N2
27% O2
1% CO2
0% other
76% N2
22% O2
2% CO2
0% other
1% H2
2% He
64% N2
33% O2
0% other
moons:0604237
rings:00000

planet:NHF439.6NHF439.7NHF439.8NHF439.9NHF439.10
distance from star:540*106 km810*106 km1502*106 km1803*106 km2164*106 km
radius:4391 km5382 km17924 km1752 km5977 km
mass:677*1021 kg1247*1021 kg46067*1021 kg43*1021 kg1708*1021 kg
surface gravity: 2.34 m/s2
0.23 Earths
2.87 m/s2
0.29 Earths
9.57 m/s2
0.97 Earths
0.93 m/s2
0.09 Earths
3.19 m/s2
0.32 Earths
escape velocity:4.536 km/s5.561 km/s18.52 km/s1.810 km/s6.176 km/s
year: 8655 NHF439.6 days
7934 Earth days
19434 NHF439.7 days
14576 Earth days
88267 NHF439.8 days
36778 Earth days
12750 NHF439.9 days
48346 Earth days
95329 NHF439.10 days
63553 Earth days
day:22 hrs18 hrs10 hrs91 hrs16 hrs
axial tilt:100°15°152°
temperature:18 K
-255 C
9 K
-264 C
1069 K
796 C
1393 K
1120 C
1410 K
1137 C
atmosphere:81% N2
18% O2
1% CO2
0% other
1% H2
1% He
72% N2
26% O2
0% other
91% H2
9% He
0% other
100% other100% other
moons:2530116135
rings:00900

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