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UBJ293: red dwarf star with 4 planets

 
UBJ293.1
  UBJ293.2   UBJ293.3  
UBJ293.4
 

Solar system 'UBJ293' comprises the star 'UBJ293' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 17 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'UBJ293', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. UBJ293 is located more than 1554 lightyears from the center of the galaxy.

This solar system comprises 4 planets

UBJ293.1 is a very small terrestrial planet (2929 km radius) which orbits its star in 33 Earth days, one day on UBJ293.1 lasts 33 Earth hours. Its average temperature is 1737 K (1464 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
UBJ293.2 is a large terrestrial planet (7491 km radius) which orbits its star in 61 Earth days, one day on UBJ293.2 lasts 8 Earth hours. Its average temperature is 1544 K (1271 C), its atmosphere mainly consists of nitrogen, oxygen and it has 4 moons.
UBJ293.3 is a medium terrestrial planet (5419 km radius) which orbits its star in 112 Earth days, one day on UBJ293.3 lasts 12 Earth hours. Its average temperature is 1029 K (756 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
UBJ293.4 is a large terrestrial planet (7751 km radius) which orbits its star in 147 Earth days, one day on UBJ293.4 lasts 8 Earth hours. Its average temperature is 1785 K (1512 C), its atmosphere mainly consists of and it has 11 moons.
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Planetary Orbits

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Planetary Statistics

planet:UBJ293.1UBJ293.2UBJ293.3UBJ293.4
distance from star:14*106 km21*106 km31*106 km37*106 km
radius:2929 km7491 km5419 km7751 km
mass:201*1021 kg3362*1021 kg1273*1021 kg3725*1021 kg
surface gravity: 1.56 m/s2
0.15 Earths
3.99 m/s2
0.40 Earths
2.89 m/s2
0.29 Earths
4.13 m/s2
0.42 Earths
escape velocity:3.026 km/s7.740 km/s5.599 km/s8.009 km/s
year: 24 UBJ293.1 days
33 Earth days
183 UBJ293.2 days
61 Earth days
224 UBJ293.3 days
112 Earth days
441 UBJ293.4 days
147 Earth days
day:33 hrs8 hrs12 hrs8 hrs
axial tilt:29°348°
temperature:1737 K
1464 C
1544 K
1271 C
1029 K
756 C
1785 K
1512 C
atmosphere:83% N2
9% O2
8% CO2
0% other
64% N2
35% O2
1% CO2
0% other
77% N2
19% O2
4% CO2
0% other
100% other
moons:04211
rings:1001

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