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MED291: yellow dwarf star with 7 planets

  MED291.1   MED291.2   MED291.3   MED291.4   MED291.5   MED291.6  
MED291.7
 

Solar system 'MED291' comprises the star 'MED291' and the retinue of celestial objects gravitationally bound to it: 7 planets and their 389 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MED291', a yellow dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. MED291 is located more than 2065 lightyears from the center of the galaxy.

MED291.3, the third planet in this system, may feature life forms. Its average temperature is 317K (44C) and it's atmosphere contains 36% of oxygen. One year on MED291.3 lasts 1173 days, one day lasts 13 hours. It's diameter is 12514 km, 0.9 times the diameter of the Earth.

This solar system comprises 7 planets

MED291.1 is a medium terrestrial planet (6814 km radius) which orbits its star in 305 Earth days, one day on MED291.1 lasts 12 Earth hours. Its average temperature is 636 K (363 C), its atmosphere mainly consists of nitrogen, oxygen and it has 7 moons.
MED291.2 is a small terrestrial planet (4051 km radius) which orbits its star in 561 Earth days, one day on MED291.2 lasts 22 Earth hours. Its average temperature is 565 K (292 C), its atmosphere mainly consists of carbon dioxide and it has 3 moons.
MED291.3 is a medium terrestrial planet (6257 km radius) which orbits its star in 1173 Earth days, one day on MED291.3 lasts 13 Earth hours. Its average temperature is 317 K (44 C), its atmosphere mainly consists of nitrogen, oxygen and it has 6 moons.
MED291.4 is a large terrestrial planet (8193 km radius) which orbits its star in 2156 Earth days, one day on MED291.4 lasts 10 Earth hours. Its average temperature is 188 K (-85 C), its atmosphere mainly consists of nitrogen and it has 26 moons.
MED291.5 is a very large terrestrial planet (9366 km radius) which orbits its star in 3961 Earth days, one day on MED291.5 lasts 9 Earth hours. Its average temperature is 104 K (-169 C), its atmosphere mainly consists of nitrogen, oxygen and it has 36 moons.
MED291.6 is a very large terrestrial planet (9630 km radius) which orbits its star in 12506 Earth days, one day on MED291.6 lasts 9 Earth hours. Its average temperature is 1365 K (1092 C), its atmosphere mainly consists of hydrogen and it has 143 moons.
MED291.7 is a medium gas giant (25583 km radius) which orbits its star in 22976 Earth days, one day on MED291.7 lasts 7 Earth hours. Its average temperature is 1920 K (1647 C), its atmosphere mainly consists of hydrogen, helium and it has 168 moons.
More planetary details...

Location

Planetary Orbits

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Planetary Statistics

planet:MED291.1MED291.2MED291.3MED291.4MED291.5
distance from star:61*106 km92*106 km151*106 km226*106 km340*106 km
radius:6814 km4051 km6257 km8193 km9366 km
mass:2531*1021 kg531*1021 kg1959*1021 kg4399*1021 kg6572*1021 kg
surface gravity: 3.63 m/s2
0.37 Earths
2.15 m/s2
0.21 Earths
3.33 m/s2
0.34 Earths
4.37 m/s2
0.44 Earths
5.00 m/s2
0.51 Earths
escape velocity:7.041 km/s4.182 km/s6.464 km/s8.465 km/s9.678 km/s
year: 610 MED291.1 days
305 Earth days
612 MED291.2 days
561 Earth days
2165 MED291.3 days
1173 Earth days
5174 MED291.4 days
2156 Earth days
10562 MED291.5 days
3961 Earth days
day:12 hrs22 hrs13 hrs10 hrs9 hrs
axial tilt:14°30°20°
temperature:636 K
363 C
565 K
292 C
317 K
44 C
188 K
-85 C
104 K
-169 C
atmosphere:10% H2
2% He
59% N2
28% O2
1% CO2
0% other
10% N2
90% CO2
0% other
5% H2
1% He
56% N2
36% O2
2% CO2
0% other
84% N2
8% O2
8% CO2
0% other
53% N2
46% O2
1% CO2
0% other
moons:7362636
rings:00000

planet:MED291.6MED291.7
distance from star:732*106 km1098*106 km
radius:9630 km25583 km
mass:7144*1021 kg133950*1021 kg
surface gravity: 5.14 m/s2
0.52 Earths
13.6 m/s2
1.39 Earths
escape velocity:9.951 km/s26.43 km/s
year: 33349 MED291.6 days
12506 Earth days
78774 MED291.7 days
22976 Earth days
day:9 hrs7 hrs
axial tilt:
temperature:1365 K
1092 C
1920 K
1647 C
atmosphere:98% H2
2% He
0% other
86% H2
14% He
0% other
moons:143168
rings:05

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