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QDJ718: red giant star with 3 planets

  QDJ718.1   QDJ718.2   QDJ718.3  

Solar system 'QDJ718' is a dual star system that comprises the stars 'QDJ718.A' and 'QDJ718.B' and the retinue of celestial objects gravitationally bound to them: 3 planets and their 35 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'QDJ718.A' and 'QDJ718.B' that dominate it gravitationally. 'QDJ718.A' is a red giant class star that contains about 65% of the system's known mass, 'QDJ718.B' is a red giant class star that contains about 34% of the system's known mass.

System 'QDJ718' is located more than 1032 lightyears from the center of the galaxy.

This solar system comprises 3 planets

QDJ718.1 is a very large terrestrial planet (11348 km radius) which orbits its star in 69 Earth days, one day on QDJ718.1 lasts 4 Earth hours. Its average temperature is 1921 K (1648 C), its atmosphere mainly consists of nitrogen and it has 23 moons.
QDJ718.2 is a small terrestrial planet (3430 km radius) which orbits its star in 205 Earth days, one day on QDJ718.2 lasts 24 Earth hours. Its average temperature is 1826 K (1553 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
QDJ718.3 is a medium terrestrial planet (6169 km radius) which orbits its star in 377 Earth days, one day on QDJ718.3 lasts 9 Earth hours. Its average temperature is 1217 K (944 C), its atmosphere mainly consists of nitrogen and it has 12 moons.
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Planetary Orbits

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Planetary Statistics

planet:QDJ718.1QDJ718.2QDJ718.3
distance from star:23*106 km47*106 km70*106 km
radius:11348 km3430 km6169 km
mass:11690*1021 kg322*1021 kg1878*1021 kg
surface gravity: 6.05 m/s2
0.61 Earths
1.82 m/s2
0.18 Earths
3.29 m/s2
0.33 Earths
escape velocity:11.72 km/s3.539 km/s6.374 km/s
year: 414 QDJ718.1 days
69 Earth days
205 QDJ718.2 days
205 Earth days
1005 QDJ718.3 days
377 Earth days
day:4 hrs24 hrs9 hrs
axial tilt:13°19°16°
temperature:1921 K
1648 C
1826 K
1553 C
1217 K
944 C
atmosphere:90% N2
2% O2
8% CO2
0% other
1% H2
1% He
74% N2
24% O2
0% other
86% N2
9% O2
5% CO2
0% other
moons:23012
rings:000

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