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MCA708: yellow dwarf star with 5 planets

  MCA708.1   MCA708.2  
MCA708.3
  MCA708.4   MCA708.5  

Solar system 'MCA708' comprises the star 'MCA708' and the retinue of celestial objects gravitationally bound to it: 5 planets and their 109 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MCA708', a yellow dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. MCA708 is located more than 2819 lightyears from the center of the galaxy.

MCA708.3, the third planet in this system, may feature life forms. Its average temperature is 336K (63C) and it's atmosphere contains 30% of oxygen. One year on MCA708.3 lasts 812 days, one day lasts 8 hours. It's diameter is 17852 km, 1.4 times the diameter of the Earth.

This solar system comprises 5 planets

MCA708.1 is a very large terrestrial planet (9445 km radius) which orbits its star in 240 Earth days, one day on MCA708.1 lasts 7 Earth hours. Its average temperature is 567 K (294 C), its atmosphere mainly consists of nitrogen, oxygen and it has 23 moons.
MCA708.2 is a very small terrestrial planet (2638 km radius) which orbits its star in 442 Earth days, one day on MCA708.2 lasts 41 Earth hours. Its average temperature is 504 K (231 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
MCA708.3 is a large terrestrial planet (8926 km radius) which orbits its star in 812 Earth days, one day on MCA708.3 lasts 8 Earth hours. Its average temperature is 336 K (63 C), its atmosphere mainly consists of nitrogen, oxygen and it has 44 moons.
MCA708.4 is a small terrestrial planet (3541 km radius) which orbits its star in 1492 Earth days, one day on MCA708.4 lasts 24 Earth hours. Its average temperature is 199 K (-74 C), its atmosphere mainly consists of nitrogen, oxygen and it has 5 moons.
MCA708.5 is a large terrestrial planet (8321 km radius) which orbits its star in 2742 Earth days, one day on MCA708.5 lasts 8 Earth hours. Its average temperature is 110 K (-163 C), its atmosphere mainly consists of nitrogen, oxygen and it has 37 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:MCA708.1MCA708.2MCA708.3MCA708.4MCA708.5
distance from star:52*106 km78*106 km118*106 km177*106 km266*106 km
radius:9445 km2638 km8926 km3541 km8321 km
mass:6740*1021 kg146*1021 kg5689*1021 kg355*1021 kg4609*1021 kg
surface gravity: 5.04 m/s2
0.51 Earths
1.40 m/s2
0.14 Earths
4.76 m/s2
0.48 Earths
1.88 m/s2
0.19 Earths
4.44 m/s2
0.45 Earths
escape velocity:9.759 km/s2.718 km/s9.223 km/s3.658 km/s8.598 km/s
year: 822 MCA708.1 days
240 Earth days
258 MCA708.2 days
442 Earth days
2436 MCA708.3 days
812 Earth days
1492 MCA708.4 days
1492 Earth days
8226 MCA708.5 days
2742 Earth days
day:7 hrs41 hrs8 hrs24 hrs8 hrs
axial tilt:14°26°25°
temperature:567 K
294 C
504 K
231 C
336 K
63 C
199 K
-74 C
110 K
-163 C
atmosphere:64% N2
35% O2
1% CO2
0% other
74% N2
25% O2
1% CO2
0% other
70% N2
30% O2
0% other
5% H2
1% He
49% N2
45% O2
0% other
1% H2
1% He
81% N2
15% O2
2% CO2
0% other
moons:23044537
rings:00300

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