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PDD752: red giant star with 5 planets

  PDD752.1   PDD752.2   PDD752.3   PDD752.4  
PDD752.5
 

Solar system 'PDD752' comprises the star 'PDD752' and the retinue of celestial objects gravitationally bound to it: 5 planets and their 188 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'PDD752', a red giant class star that contains about 99.93% of the system's known mass and dominates it gravitationally. PDD752 is located more than 3101 lightyears from the center of the galaxy.

This solar system comprises 5 planets

PDD752.1 is a very large terrestrial planet (10228 km radius) which orbits its star in 143 Earth days, one day on PDD752.1 lasts 7 Earth hours. Its average temperature is 1873 K (1600 C), its atmosphere mainly consists of nitrogen, oxygen and it has 11 moons.
PDD752.2 is a small terrestrial planet (4778 km radius) which orbits its star in 285 Earth days, one day on PDD752.2 lasts 15 Earth hours. Its average temperature is 1501 K (1228 C), its atmosphere mainly consists of nitrogen, oxygen and it has 4 moons.
PDD752.3 is a small terrestrial planet (3812 km radius) which orbits its star in 524 Earth days, one day on PDD752.3 lasts 22 Earth hours. Its average temperature is 1001 K (728 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
PDD752.4 is a large gas giant (77293 km radius) which orbits its star in 9607 Earth days, one day on PDD752.4 lasts 5 Earth hours. Its average temperature is 1043 K (770 C), its atmosphere mainly consists of hydrogen and it has 118 moons.
PDD752.5 is a large gas giant (70091 km radius) which orbits its star in 17649 Earth days, one day on PDD752.5 lasts 5 Earth hours. Its average temperature is 1231 K (958 C), its atmosphere mainly consists of hydrogen and it has 55 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:PDD752.1PDD752.2PDD752.3PDD752.4PDD752.5
distance from star:37*106 km58*106 km88*106 km614*106 km921*106 km
radius:10228 km4778 km3812 km77293 km70091 km
mass:8559*1021 kg872*1021 kg443*1021 kg3694115*1021 kg2754715*1021 kg
surface gravity: 5.46 m/s2
0.55 Earths
2.54 m/s2
0.25 Earths
2.03 m/s2
0.20 Earths
41.2 m/s2
4.21 Earths
37.4 m/s2
3.82 Earths
escape velocity:10.56 km/s4.935 km/s3.938 km/s79.87 km/s72.43 km/s
year: 490 PDD752.1 days
143 Earth days
456 PDD752.2 days
285 Earth days
571 PDD752.3 days
524 Earth days
46113 PDD752.4 days
9607 Earth days
84715 PDD752.5 days
17649 Earth days
day:7 hrs15 hrs22 hrs5 hrs5 hrs
axial tilt:22°64°
temperature:1873 K
1600 C
1501 K
1228 C
1001 K
728 C
1043 K
770 C
1231 K
958 C
atmosphere:61% N2
38% O2
1% CO2
0% other
2% H2
1% He
70% N2
27% O2
0% other
54% N2
45% O2
1% CO2
0% other
96% H2
4% He
0% other
96% H2
4% He
0% other
moons:114011855
rings:000018

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