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WJA398: red dwarf star with 5 planets

 
WJA398.1
  WJA398.2   WJA398.3  
WJA398.4
 
WJA398.5
 

Solar system 'WJA398' comprises the star 'WJA398' and the retinue of celestial objects gravitationally bound to it: 5 planets and their 313 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'WJA398', a red dwarf class star that contains about 99.98% of the system's known mass and dominates it gravitationally. WJA398 is located more than 4474 lightyears from the center of the galaxy.

This solar system comprises 5 planets

WJA398.1 is a medium terrestrial planet (5349 km radius) which orbits its star in 53 Earth days, one day on WJA398.1 lasts 13 Earth hours. Its average temperature is 1551 K (1278 C), its atmosphere mainly consists of nitrogen and it has 1 moons.
WJA398.2 is a large terrestrial planet (8933 km radius) which orbits its star in 654 Earth days, one day on WJA398.2 lasts 8 Earth hours. Its average temperature is 110 K (-163 C), its atmosphere mainly consists of nitrogen, oxygen and it has 48 moons.
WJA398.3 is a very small terrestrial planet (2484 km radius) which orbits its star in 1203 Earth days, one day on WJA398.3 lasts 45 Earth hours. Its average temperature is 73 K (-200 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
WJA398.4 is a small gas giant (19543 km radius) which orbits its star in 21125 Earth days, one day on WJA398.4 lasts 5 Earth hours. Its average temperature is 1111 K (838 C), its atmosphere mainly consists of hydrogen, helium and it has 153 moons.
WJA398.5 is a large terrestrial planet (7587 km radius) which orbits its star in 38809 Earth days, one day on WJA398.5 lasts 9 Earth hours. Its average temperature is 1123 K (850 C), its atmosphere mainly consists of hydrogen, helium and it has 110 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:WJA398.1WJA398.2WJA398.3WJA398.4WJA398.5
distance from star:19*106 km102*106 km153*106 km1038*106 km1557*106 km
radius:5349 km8933 km2484 km19543 km7587 km
mass:1224*1021 kg5702*1021 kg122*1021 kg59712*1021 kg3493*1021 kg
surface gravity: 2.85 m/s2
0.29 Earths
4.76 m/s2
0.48 Earths
1.31 m/s2
0.13 Earths
10.4 m/s2
1.06 Earths
4.05 m/s2
0.41 Earths
escape velocity:5.526 km/s9.230 km/s2.560 km/s20.19 km/s7.839 km/s
year: 97 WJA398.1 days
53 Earth days
1962 WJA398.2 days
654 Earth days
641 WJA398.3 days
1203 Earth days
101400 WJA398.4 days
21125 Earth days
103490 WJA398.5 days
38809 Earth days
day:13 hrs8 hrs45 hrs5 hrs9 hrs
axial tilt:14°11°
temperature:1551 K
1278 C
110 K
-163 C
73 K
-200 C
1111 K
838 C
1123 K
850 C
atmosphere:85% N2
9% O2
6% CO2
0% other
80% N2
14% O2
6% CO2
0% other
86% N2
14% O2
0% other
77% H2
23% He
0% other
77% H2
23% He
0% other
moons:1481153110
rings:1001813

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