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PDA539: red dwarf star with 9 planets

 
PDA539.1
  PDA539.2   PDA539.3   PDA539.4   PDA539.5   PDA539.6   PDA539.7  
PDA539.8
  PDA539.9  

Solar system 'PDA539' comprises the star 'PDA539' and the retinue of celestial objects gravitationally bound to it: 9 planets and their 232 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'PDA539', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. PDA539 is located more than 2170 lightyears from the center of the galaxy.

This solar system comprises 9 planets

PDA539.1 is a very large terrestrial planet (10599 km radius) which orbits its star in 558 Earth days, one day on PDA539.1 lasts 11 Earth hours. Its average temperature is 89 K (-184 C), its atmosphere mainly consists of nitrogen, oxygen and it has 23 moons.
PDA539.2 is a very small terrestrial planet (2638 km radius) which orbits its star in 1025 Earth days, one day on PDA539.2 lasts 45 Earth hours. Its average temperature is 79 K (-194 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
PDA539.3 is a very large terrestrial planet (11102 km radius) which orbits its star in 2208 Earth days, one day on PDA539.3 lasts 11 Earth hours. Its average temperature is 43 K (-230 C), its atmosphere mainly consists of nitrogen and it has 30 moons.
PDA539.4 is a large terrestrial planet (7161 km radius) which orbits its star in 4056 Earth days, one day on PDA539.4 lasts 13 Earth hours. Its average temperature is 25 K (-248 C), its atmosphere mainly consists of nitrogen, oxygen and it has 26 moons.
PDA539.5 is a small terrestrial planet (4499 km radius) which orbits its star in 7453 Earth days, one day on PDA539.5 lasts 21 Earth hours. Its average temperature is 14 K (-259 C), its atmosphere mainly consists of nitrogen, oxygen and it has 18 moons.
PDA539.6 is a very large terrestrial planet (9564 km radius) which orbits its star in 13692 Earth days, one day on PDA539.6 lasts 11 Earth hours. Its average temperature is 7 K (-266 C), its atmosphere mainly consists of nitrogen, oxygen and it has 32 moons.
PDA539.7 is a very large terrestrial planet (9691 km radius) which orbits its star in 25154 Earth days, one day on PDA539.7 lasts 11 Earth hours. Its average temperature is 3 K (-270 C), its atmosphere mainly consists of nitrogen and it has 18 moons.
PDA539.8 is a medium terrestrial planet (5656 km radius) which orbits its star in 46211 Earth days, one day on PDA539.8 lasts 16 Earth hours. Its average temperature is 1 K (-272 C), its atmosphere mainly consists of nitrogen, oxygen and it has 46 moons.
PDA539.9 is a medium terrestrial planet (6321 km radius) which orbits its star in 84895 Earth days, one day on PDA539.9 lasts 15 Earth hours. Its average temperature is 0 K (-273 C), its atmosphere mainly consists of nitrogen and it has 39 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:PDA539.1PDA539.2PDA539.3PDA539.4PDA539.5
distance from star:92*106 km138*106 km230*106 km345*106 km518*106 km
radius:10599 km2638 km11102 km7161 km4499 km
mass:9525*1021 kg146*1021 kg10946*1021 kg2937*1021 kg728*1021 kg
surface gravity: 5.65 m/s2
0.57 Earths
1.40 m/s2
0.14 Earths
5.92 m/s2
0.60 Earths
3.82 m/s2
0.39 Earths
2.40 m/s2
0.24 Earths
escape velocity:10.95 km/s2.718 km/s11.47 km/s7.399 km/s4.647 km/s
year: 1217 PDA539.1 days
558 Earth days
546 PDA539.2 days
1025 Earth days
4817 PDA539.3 days
2208 Earth days
7488 PDA539.4 days
4056 Earth days
8517 PDA539.5 days
7453 Earth days
day:11 hrs45 hrs11 hrs13 hrs21 hrs
axial tilt:136°24°13°
temperature:89 K
-184 C
79 K
-194 C
43 K
-230 C
25 K
-248 C
14 K
-259 C
atmosphere:8% H2
2% He
66% N2
23% O2
1% CO2
0% other
73% N2
26% O2
1% CO2
0% other
90% N2
9% O2
1% CO2
0% other
5% H2
1% He
53% N2
39% O2
2% CO2
0% other
1% He
82% N2
17% O2
0% other
moons:230302618
rings:60000

planet:PDA539.6PDA539.7PDA539.8PDA539.9
distance from star:777*106 km1166*106 km1750*106 km2625*106 km
radius:9564 km9691 km5656 km6321 km
mass:6998*1021 kg7281*1021 kg1447*1021 kg2020*1021 kg
surface gravity: 5.10 m/s2
0.52 Earths
5.17 m/s2
0.52 Earths
3.01 m/s2
0.30 Earths
3.37 m/s2
0.34 Earths
escape velocity:9.882 km/s10.01 km/s5.843 km/s6.531 km/s
year: 29873 PDA539.6 days
13692 Earth days
54881 PDA539.7 days
25154 Earth days
69316 PDA539.8 days
46211 Earth days
135832 PDA539.9 days
84895 Earth days
day:11 hrs11 hrs16 hrs15 hrs
axial tilt:145°349°17°30°
temperature:7 K
-266 C
3 K
-270 C
1 K
-272 C
0 K
-273 C
atmosphere:1% H2
1% He
73% N2
25% O2
0% other
82% N2
10% O2
8% CO2
0% other
87% N2
13% O2
0% other
92% N2
6% O2
2% CO2
0% other
moons:32184639
rings:0060

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