MDF397: red dwarf star with 8 planets

Solar system 'MDF397' comprises the star 'MDF397' and the retinue of celestial objects gravitationally bound to it: 8 planets and their 184 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'MDF397', a red dwarf class star that contains about 99.98% of the system's known mass and dominates it gravitationally. MDF397 is located more than 2819 lightyears from the center of the galaxy.

MDF397.2, the second planet in this system, may feature life forms. Its average temperature is 338K (65C) and it's atmosphere contains 18% of oxygen. One year on MDF397.2 lasts 282 days, one day lasts 10 hours. It's diameter is 18844 km, 1.4 times the diameter of the Earth.

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This solar system comprises 8 planets

	MDF397.1 is a small terrestrial planet (3476 km radius) which orbits its star in 0 Earth days, one day on MDF397.1 lasts 28 Earth hours. Its average temperature is 1197 K (924 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
	MDF397.2 is a very large terrestrial planet (9422 km radius) which orbits its star in 282 Earth days, one day on MDF397.2 lasts 10 Earth hours. Its average temperature is 338 K (65 C), its atmosphere mainly consists of nitrogen, oxygen and it has 7 moons.
	MDF397.3 is a medium terrestrial planet (5779 km radius) which orbits its star in 594 Earth days, one day on MDF397.3 lasts 15 Earth hours. Its average temperature is 188 K (-85 C), its atmosphere mainly consists of nitrogen, oxygen and it has 13 moons.
	MDF397.4 is a small terrestrial planet (4318 km radius) which orbits its star in 1092 Earth days, one day on MDF397.4 lasts 21 Earth hours. Its average temperature is 111 K (-162 C), its atmosphere mainly consists of nitrogen, oxygen and it has 1 moons.
	MDF397.5 is a medium terrestrial planet (6599 km radius) which orbits its star in 2007 Earth days, one day on MDF397.5 lasts 13 Earth hours. Its average temperature is 62 K (-211 C), its atmosphere mainly consists of nitrogen, oxygen and it has 34 moons.
	MDF397.6 is a medium terrestrial planet (5536 km radius) which orbits its star in 3688 Earth days, one day on MDF397.6 lasts 16 Earth hours. Its average temperature is 33 K (-240 C), its atmosphere mainly consists of nitrogen, oxygen and it has 10 moons.
	MDF397.7 is a very large terrestrial planet (9753 km radius) which orbits its star in 6776 Earth days, one day on MDF397.7 lasts 10 Earth hours. Its average temperature is 17 K (-256 C), its atmosphere mainly consists of nitrogen and it has 38 moons.
	MDF397.8 is a medium gas giant (21747 km radius) which orbits its star in 12449 Earth days, one day on MDF397.8 lasts 8 Earth hours. Its average temperature is 1759 K (1486 C), its atmosphere mainly consists of hydrogen, helium and it has 81 moons.
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Planetary Orbits

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Planetary Statistics

planet:	MDF397.1	MDF397.2	MDF397.3	MDF397.4	MDF397.5
distance from star:	0*10⁶ km	58*10⁶ km	96*10⁶ km	144*10⁶ km	216*10⁶ km
radius:	3476 km	9422 km	5779 km	4318 km	6599 km
mass:	335*10²¹ kg	6691*10²¹ kg	1544*10²¹ kg	644*10²¹ kg	2298*10²¹ kg
surface gravity:	1.85 m/s² 0.18 Earths	5.03 m/s² 0.51 Earths	3.08 m/s² 0.31 Earths	2.30 m/s² 0.23 Earths	3.52 m/s² 0.35 Earths
escape velocity:	3.586 km/s	9.736 km/s	5.971 km/s	4.461 km/s	6.817 km/s
year:	0 MDF397.1 days 0 Earth days	676 MDF397.2 days 282 Earth days	950 MDF397.3 days 594 Earth days	1248 MDF397.4 days 1092 Earth days	3705 MDF397.5 days 2007 Earth days
day:	28 hrs	10 hrs	15 hrs	21 hrs	13 hrs
axial tilt:	112°	17°	11°	173°	29°
temperature:	1197 K 924 C	338 K 65 C	188 K -85 C	111 K -162 C	62 K -211 C
atmosphere:	83% N2 15% O2 2% CO2 0% other	82% N2 18% O2 0% other	2% H2 3% He 60% N2 34% O2 1% CO2 0% other	6% H2 1% He 57% N2 36% O2 0% other	1% H2 1% He 51% N2 47% O2 0% other
moons:	0	7	13	1	34
rings:	0	0	0	0	0

planet:	MDF397.6	MDF397.7	MDF397.8
distance from star:	324*10⁶ km	486*10⁶ km	729*10⁶ km
radius:	5536 km	9753 km	21747 km
mass:	1357*10²¹ kg	7421*10²¹ kg	82278*10²¹ kg
surface gravity:	2.95 m/s² 0.30 Earths	5.20 m/s² 0.53 Earths	11.6 m/s² 1.18 Earths
escape velocity:	5.720 km/s	10.07 km/s	22.47 km/s
year:	5532 MDF397.6 days 3688 Earth days	16262 MDF397.7 days 6776 Earth days	37347 MDF397.8 days 12449 Earth days
day:	16 hrs	10 hrs	8 hrs
axial tilt:	81°	310°	7°
temperature:	33 K -240 C	17 K -256 C	1759 K 1486 C
atmosphere:	3% H2 1% He 74% N2 18% O2 4% CO2 0% other	94% N2 3% O2 3% CO2 0% other	82% H2 18% He 0% other
moons:	10	38	81
rings:	0	1	3

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