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WHB719: red giant star with 3 planets

  WHB719.1   WHB719.2   WHB719.3  

Solar system 'WHB719' is a dual star system that comprises the stars 'WHB719.A' and 'WHB719.B' and the retinue of celestial objects gravitationally bound to them: 3 planets and their 1 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'WHB719.A' and 'WHB719.B' that dominate it gravitationally. 'WHB719.A' is a red giant class star that contains about 81% of the system's known mass, 'WHB719.B' is a yellow dwarf class star that contains about 18% of the system's known mass.

System 'WHB719' is located more than 4330 lightyears from the center of the galaxy.

This solar system comprises 3 planets

WHB719.1 is a small terrestrial planet (4197 km radius) which orbits its star in 41 Earth days, one day on WHB719.1 lasts 17 Earth hours. Its average temperature is 1113 K (840 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
WHB719.2 is a very small terrestrial planet (2971 km radius) which orbits its star in 114 Earth days, one day on WHB719.2 lasts 31 Earth hours. Its average temperature is 1154 K (881 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
WHB719.3 is a small terrestrial planet (3815 km radius) which orbits its star in 218 Earth days, one day on WHB719.3 lasts 20 Earth hours. Its average temperature is 1460 K (1187 C), its atmosphere mainly consists of nitrogen, carbon dioxide and it has 1 moons.
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Planetary Orbits

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Planetary Statistics

planet:WHB719.1WHB719.2WHB719.3
distance from star:16*106 km31*106 km49*106 km
radius:4197 km2971 km3815 km
mass:591*1021 kg209*1021 kg444*1021 kg
surface gravity: 2.23 m/s2
0.22 Earths
1.58 m/s2
0.16 Earths
2.03 m/s2
0.20 Earths
escape velocity:4.335 km/s3.064 km/s3.941 km/s
year: 57 WHB719.1 days
41 Earth days
88 WHB719.2 days
114 Earth days
261 WHB719.3 days
218 Earth days
day:17 hrs31 hrs20 hrs
axial tilt:18°
temperature:1113 K
840 C
1154 K
881 C
1460 K
1187 C
atmosphere:6% H2
1% He
49% N2
44% O2
0% other
84% N2
8% O2
8% CO2
0% other
80% N2
3% O2
17% CO2
0% other
moons:001
rings:000

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