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UJK197: yellow dwarf star with 3 planets

  UJK197.1   UJK197.2  
UJK197.3
 

Solar system 'UJK197' comprises the star 'UJK197' and the retinue of celestial objects gravitationally bound to it: 3 planets and their 18 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'UJK197', a yellow dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. UJK197 is located more than 1440 lightyears from the center of the galaxy.

This solar system comprises 3 planets

UJK197.1 is a very large terrestrial planet (9703 km radius) which orbits its star in 19 Earth days, one day on UJK197.1 lasts 5 Earth hours. Its average temperature is 1421 K (1148 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 5 moons.
UJK197.2 is a small terrestrial planet (4676 km radius) which orbits its star in 112 Earth days, one day on UJK197.2 lasts 14 Earth hours. Its average temperature is 1116 K (843 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
UJK197.3 is a large terrestrial planet (7031 km radius) which orbits its star in 1588 Earth days, one day on UJK197.3 lasts 8 Earth hours. Its average temperature is 1823 K (1550 C), its atmosphere mainly consists of hydrogen, helium and it has 11 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:UJK197.1UJK197.2UJK197.3
distance from star:9*106 km31*106 km185*106 km
radius:9703 km4676 km7031 km
mass:7308*1021 kg817*1021 kg2780*1021 kg
surface gravity: 5.18 m/s2
0.52 Earths
2.49 m/s2
0.25 Earths
3.75 m/s2
0.38 Earths
escape velocity:10.02 km/s4.829 km/s7.264 km/s
year: 91 UJK197.1 days
19 Earth days
192 UJK197.2 days
112 Earth days
4764 UJK197.3 days
1588 Earth days
day:5 hrs14 hrs8 hrs
axial tilt:15°
temperature:1421 K
1148 C
1116 K
843 C
1823 K
1550 C
atmosphere:21% H2
3% He
29% N2
47% O2
0% other
3% H2
2% He
64% N2
29% O2
2% CO2
0% other
82% H2
18% He
0% other
moons:5211
rings:0020

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