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UCH439: red dwarf star with 7 planets

  UCH439.1   UCH439.2   UCH439.3  
UCH439.4
 
UCH439.5
 
UCH439.6
 
UCH439.7
 

Solar system 'UCH439' comprises the star 'UCH439' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 291 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'UCH439', a red dwarf class star that contains about 97.93% of the system's known mass and dominates it gravitationally. UCH439 is located more than 4946 lightyears from the center of the galaxy.

This solar system comprises 7 planets

UCH439.1 is a very small terrestrial planet (2491 km radius) which orbits its star in 67 Earth days, one day on UCH439.1 lasts 47 Earth hours. Its average temperature is 506 K (233 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
UCH439.2 is a very large terrestrial planet (11841 km radius) which orbits its star in 440 Earth days, one day on UCH439.2 lasts 8 Earth hours. Its average temperature is 83 K (-190 C), its atmosphere mainly consists of nitrogen, oxygen and it has 31 moons.
UCH439.3 is a small terrestrial planet (4118 km radius) which orbits its star in 809 Earth days, one day on UCH439.3 lasts 21 Earth hours. Its average temperature is 55 K (-218 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
UCH439.4 is a large gas giant (67465 km radius) which orbits its star in 34976 Earth days, one day on UCH439.4 lasts 7 Earth hours. Its average temperature is 1218 K (945 C), its atmosphere mainly consists of hydrogen, helium and it has 55 moons.
UCH439.5 is a large gas giant (59731 km radius) which orbits its star in 78581 Earth days, one day on UCH439.5 lasts 7 Earth hours. Its average temperature is 1228 K (955 C), its atmosphere mainly consists of hydrogen, helium and it has 97 moons.
UCH439.6 is a large gas giant (48003 km radius) which orbits its star in 144364 Earth days, one day on UCH439.6 lasts 7 Earth hours. Its average temperature is 1705 K (1432 C), its atmosphere mainly consists of hydrogen and it has 59 moons.
UCH439.7 is a large terrestrial planet (8129 km radius) which orbits its star in 189771 Earth days, one day on UCH439.7 lasts 10 Earth hours. Its average temperature is 1521 K (1248 C), its atmosphere mainly consists of and it has 47 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:UCH439.1UCH439.2UCH439.3UCH439.4UCH439.5
distance from star:22*106 km78*106 km118*106 km1453*106 km2493*106 km
radius:2491 km11841 km4118 km67465 km59731 km
mass:123*1021 kg13281*1021 kg558*1021 kg2456549*1021 kg1704862*1021 kg
surface gravity: 1.32 m/s2
0.13 Earths
6.32 m/s2
0.64 Earths
2.19 m/s2
0.22 Earths
36.0 m/s2
3.68 Earths
31.8 m/s2
3.25 Earths
escape velocity:2.567 km/s12.23 km/s4.252 km/s69.71 km/s61.72 km/s
year: 34 UCH439.1 days
67 Earth days
1320 UCH439.2 days
440 Earth days
924 UCH439.3 days
809 Earth days
119917 UCH439.4 days
34976 Earth days
269420 UCH439.5 days
78581 Earth days
day:47 hrs8 hrs21 hrs7 hrs7 hrs
axial tilt:326°23°17°
temperature:506 K
233 C
83 K
-190 C
55 K
-218 C
1218 K
945 C
1228 K
955 C
atmosphere:88% N2
11% O2
1% CO2
0% other
82% N2
17% O2
1% CO2
0% other
81% N2
15% O2
4% CO2
0% other
76% H2
24% He
0% other
87% H2
13% He
0% other
moons:03125597
rings:0001814

planet:UCH439.6UCH439.7
distance from star:3739*106 km4487*106 km
radius:48003 km8129 km
mass:884901*1021 kg4297*1021 kg
surface gravity: 25.6 m/s2
2.61 Earths
4.34 m/s2
0.44 Earths
escape velocity:49.60 km/s8.400 km/s
year: 494962 UCH439.6 days
144364 Earth days
455450 UCH439.7 days
189771 Earth days
day:7 hrs10 hrs
axial tilt:29°
temperature:1705 K
1432 C
1521 K
1248 C
atmosphere:100% H2
0% other
100% other
moons:5947
rings:58

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