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UKK846: red dwarf star with 7 planets

  UKK846.1  
UKK846.2
 
UKK846.3
 
UKK846.4
 
UKK846.5
 
UKK846.6
 
UKK846.7
 

Solar system 'UKK846' comprises the star 'UKK846' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 502 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'UKK846', a red dwarf class star that contains about 98.68% of the system's known mass and dominates it gravitationally. UKK846 is located more than 1440 lightyears from the center of the galaxy.

This solar system comprises 7 planets

UKK846.1 is a very large terrestrial planet (10489 km radius) which orbits its star in 663 Earth days, one day on UKK846.1 lasts 9 Earth hours. Its average temperature is 39 K (-234 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
UKK846.2 is a large gas giant (48271 km radius) which orbits its star in 23310 Earth days, one day on UKK846.2 lasts 7 Earth hours. Its average temperature is 1856 K (1583 C), its atmosphere mainly consists of hydrogen and it has 135 moons.
UKK846.3 is a medium terrestrial planet (5130 km radius) which orbits its star in 42824 Earth days, one day on UKK846.3 lasts 16 Earth hours. Its average temperature is 1775 K (1502 C), its atmosphere mainly consists of hydrogen and it has 26 moons.
UKK846.4 is a medium gas giant (27294 km radius) which orbits its star in 92662 Earth days, one day on UKK846.4 lasts 7 Earth hours. Its average temperature is 1255 K (982 C), its atmosphere mainly consists of hydrogen and it has 128 moons.
UKK846.5 is a medium gas giant (21266 km radius) which orbits its star in 170231 Earth days, one day on UKK846.5 lasts 7 Earth hours. Its average temperature is 1697 K (1424 C), its atmosphere mainly consists of hydrogen and it has 131 moons.
UKK846.6 is a large gas giant (79653 km radius) which orbits its star in 350549 Earth days, one day on UKK846.6 lasts 7 Earth hours. Its average temperature is 1060 K (787 C), its atmosphere mainly consists of hydrogen, helium and it has 48 moons.
UKK846.7 is a medium terrestrial planet (6669 km radius) which orbits its star in 460809 Earth days, one day on UKK846.7 lasts 12 Earth hours. Its average temperature is 1122 K (849 C), its atmosphere mainly consists of and it has 34 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:UKK846.1UKK846.2UKK846.3UKK846.4UKK846.5
distance from star:103*106 km1108*106 km1663*106 km2782*106 km4174*106 km
radius:10489 km48271 km5130 km27294 km21266 km
mass:9231*1021 kg899805*1021 kg1080*1021 kg162664*1021 kg76939*1021 kg
surface gravity: 5.59 m/s2
0.57 Earths
25.7 m/s2
2.62 Earths
2.73 m/s2
0.27 Earths
14.5 m/s2
1.48 Earths
11.3 m/s2
1.15 Earths
escape velocity:10.83 km/s49.88 km/s5.301 km/s28.20 km/s21.97 km/s
year: 1768 UKK846.1 days
663 Earth days
79920 UKK846.2 days
23310 Earth days
64236 UKK846.3 days
42824 Earth days
317698 UKK846.4 days
92662 Earth days
583649 UKK846.5 days
170231 Earth days
day:9 hrs7 hrs16 hrs7 hrs7 hrs
axial tilt:327°48°
temperature:39 K
-234 C
1856 K
1583 C
1775 K
1502 C
1255 K
982 C
1697 K
1424 C
atmosphere:62% N2
38% O2
0% other
91% H2
9% He
0% other
100% H2
0% other
91% H2
9% He
0% other
90% H2
10% He
0% other
moons:013526128131
rings:0711149

planet:UKK846.6UKK846.7
distance from star:6756*106 km8107*106 km
radius:79653 km6669 km
mass:4042931*1021 kg2372*1021 kg
surface gravity: 42.5 m/s2
4.34 Earths
3.55 m/s2
0.36 Earths
escape velocity:82.31 km/s6.890 km/s
year: 1201882 UKK846.6 days
350549 Earth days
921618 UKK846.7 days
460809 Earth days
day:7 hrs12 hrs
axial tilt:60°13°
temperature:1060 K
787 C
1122 K
849 C
atmosphere:81% H2
19% He
0% other
100% other
moons:4834
rings:234

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