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UKB877: yellow dwarf star with 8 planets

 
UKB877.1
  UKB877.2   UKB877.3   UKB877.4   UKB877.5  
UKB877.6
  UKB877.7  
UKB877.8
 

Solar system 'UKB877' comprises the star 'UKB877' and the retinue of celestial objects gravitationally bound to it: 8 planets and their 168 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'UKB877', a yellow dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. UKB877 is located more than 1440 lightyears from the center of the galaxy.

This solar system comprises 8 planets

UKB877.1 is a very large terrestrial planet (10840 km radius) which orbits its star in 676 Earth days, one day on UKB877.1 lasts 10 Earth hours. Its average temperature is 210 K (-63 C), its atmosphere mainly consists of nitrogen, oxygen and it has 18 moons.
UKB877.2 is a very small terrestrial planet (2088 km radius) which orbits its star in 1242 Earth days, one day on UKB877.2 lasts 66 Earth hours. Its average temperature is 187 K (-86 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
UKB877.3 is a very small terrestrial planet (2939 km radius) which orbits its star in 2283 Earth days, one day on UKB877.3 lasts 36 Earth hours. Its average temperature is 124 K (-149 C), its atmosphere mainly consists of nitrogen, oxygen and it has 4 moons.
UKB877.4 is a medium terrestrial planet (5568 km radius) which orbits its star in 4194 Earth days, one day on UKB877.4 lasts 16 Earth hours. Its average temperature is 74 K (-199 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
UKB877.5 is a very large terrestrial planet (9944 km radius) which orbits its star in 7705 Earth days, one day on UKB877.5 lasts 10 Earth hours. Its average temperature is 41 K (-232 C), its atmosphere mainly consists of nitrogen, oxygen and it has 16 moons.
UKB877.6 is a medium terrestrial planet (5146 km radius) which orbits its star in 14155 Earth days, one day on UKB877.6 lasts 17 Earth hours. Its average temperature is 21 K (-252 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 40 moons.
UKB877.7 is a medium terrestrial planet (6822 km radius) which orbits its star in 26005 Earth days, one day on UKB877.7 lasts 13 Earth hours. Its average temperature is 11 K (-262 C), its atmosphere mainly consists of nitrogen, oxygen and it has 30 moons.
UKB877.8 is a large terrestrial planet (8078 km radius) which orbits its star in 34185 Earth days, one day on UKB877.8 lasts 11 Earth hours. Its average temperature is 1327 K (1054 C), its atmosphere mainly consists of and it has 60 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:UKB877.1UKB877.2UKB877.3UKB877.4UKB877.5
distance from star:104*106 km157*106 km235*106 km353*106 km530*106 km
radius:10840 km2088 km2939 km5568 km9944 km
mass:10190*1021 kg72*1021 kg203*1021 kg1380*1021 kg7866*1021 kg
surface gravity: 5.78 m/s2
0.59 Earths
1.10 m/s2
0.11 Earths
1.56 m/s2
0.15 Earths
2.97 m/s2
0.30 Earths
5.30 m/s2
0.54 Earths
escape velocity:11.20 km/s2.145 km/s3.036 km/s5.751 km/s10.27 km/s
year: 1622 UKB877.1 days
676 Earth days
451 UKB877.2 days
1242 Earth days
1522 UKB877.3 days
2283 Earth days
6291 UKB877.4 days
4194 Earth days
18492 UKB877.5 days
7705 Earth days
day:10 hrs66 hrs36 hrs16 hrs10 hrs
axial tilt:13°30°
temperature:210 K
-63 C
187 K
-86 C
124 K
-149 C
74 K
-199 C
41 K
-232 C
atmosphere:6% H2
3% He
42% N2
48% O2
1% CO2
0% other
86% N2
8% O2
6% CO2
0% other
3% H2
3% He
45% N2
49% O2
0% other
1% He
82% N2
15% O2
2% CO2
0% other
83% N2
17% O2
0% other
moons:1804016
rings:40000

planet:UKB877.6UKB877.7UKB877.8
distance from star:795*106 km1192*106 km1431*106 km
radius:5146 km6822 km8078 km
mass:1090*1021 kg2539*1021 kg4216*1021 kg
surface gravity: 2.74 m/s2
0.28 Earths
3.64 m/s2
0.37 Earths
4.31 m/s2
0.44 Earths
escape velocity:5.317 km/s7.048 km/s8.346 km/s
year: 19983 UKB877.6 days
14155 Earth days
48009 UKB877.7 days
26005 Earth days
74585 UKB877.8 days
34185 Earth days
day:17 hrs13 hrs11 hrs
axial tilt:22°27°
temperature:21 K
-252 C
11 K
-262 C
1327 K
1054 C
atmosphere:19% H2
4% He
29% N2
48% O2
0% other
77% N2
22% O2
1% CO2
0% other
100% other
moons:403060
rings:2010

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