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PDJ948: red dwarf star with 4 planets

  PDJ948.1   PDJ948.2   PDJ948.3  
PDJ948.4
 

Solar system 'PDJ948' comprises the star 'PDJ948' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 176 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'PDJ948', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. PDJ948 is located more than 3295 lightyears from the center of the galaxy.

This solar system comprises 4 planets

PDJ948.1 is a large terrestrial planet (8635 km radius) which orbits its star in 456 Earth days, one day on PDJ948.1 lasts 7 Earth hours. Its average temperature is 34 K (-239 C), its atmosphere mainly consists of nitrogen, oxygen and it has 35 moons.
PDJ948.2 is a large terrestrial planet (7448 km radius) which orbits its star in 838 Earth days, one day on PDJ948.2 lasts 8 Earth hours. Its average temperature is 30 K (-243 C), its atmosphere mainly consists of nitrogen, oxygen and it has 12 moons.
PDJ948.3 is a small terrestrial planet (3823 km radius) which orbits its star in 1540 Earth days, one day on PDJ948.3 lasts 21 Earth hours. Its average temperature is 20 K (-253 C), its atmosphere mainly consists of nitrogen and it has 5 moons.
PDJ948.4 is a very large terrestrial planet (9906 km radius) which orbits its star in 9035 Earth days, one day on PDJ948.4 lasts 6 Earth hours. Its average temperature is 1543 K (1270 C), its atmosphere mainly consists of hydrogen, helium and it has 124 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:PDJ948.1PDJ948.2PDJ948.3PDJ948.4
distance from star:80*106 km120*106 km181*106 km589*106 km
radius:8635 km7448 km3823 km9906 km
mass:5150*1021 kg3305*1021 kg446*1021 kg7776*1021 kg
surface gravity: 4.60 m/s2
0.47 Earths
3.97 m/s2
0.40 Earths
2.03 m/s2
0.20 Earths
5.28 m/s2
0.53 Earths
escape velocity:8.922 km/s7.696 km/s3.946 km/s10.23 km/s
year: 1563 PDJ948.1 days
456 Earth days
2514 PDJ948.2 days
838 Earth days
1760 PDJ948.3 days
1540 Earth days
36140 PDJ948.4 days
9035 Earth days
day:7 hrs8 hrs21 hrs6 hrs
axial tilt:12°234°10°
temperature:34 K
-239 C
30 K
-243 C
20 K
-253 C
1543 K
1270 C
atmosphere:65% N2
35% O2
0% other
74% N2
22% O2
4% CO2
0% other
89% N2
9% O2
2% CO2
0% other
77% H2
23% He
0% other
moons:35125124
rings:0007

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