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QDH465: red dwarf star with 4 planets

  QDH465.1   QDH465.2  
QDH465.3
  QDH465.4  

Solar system 'QDH465' comprises the star 'QDH465' and the retinue of celestial objects gravitationally bound to it: 4 planets and their 18 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'QDH465', a red dwarf class star that contains about 99.99% of the system's known mass and dominates it gravitationally. QDH465 is located more than 711 lightyears from the center of the galaxy.

This solar system comprises 4 planets

QDH465.1 is a very small terrestrial planet (2649 km radius) which orbits its star in 47 Earth days, one day on QDH465.1 lasts 39 Earth hours. Its average temperature is 651 K (378 C), its atmosphere mainly consists of hydrogen, nitrogen, oxygen and it has 0 moons.
QDH465.2 is a small terrestrial planet (4116 km radius) which orbits its star in 195 Earth days, one day on QDH465.2 lasts 18 Earth hours. Its average temperature is 194 K (-79 C), its atmosphere mainly consists of nitrogen and it has 0 moons.
QDH465.3 is a medium terrestrial planet (6691 km radius) which orbits its star in 359 Earth days, one day on QDH465.3 lasts 9 Earth hours. Its average temperature is 129 K (-144 C), its atmosphere mainly consists of nitrogen, oxygen and it has 16 moons.
QDH465.4 is a small terrestrial planet (3598 km radius) which orbits its star in 473 Earth days, one day on QDH465.4 lasts 23 Earth hours. Its average temperature is 1812 K (1539 C), its atmosphere mainly consists of and it has 2 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:QDH465.1QDH465.2QDH465.3QDH465.4
distance from star:17*106 km45*106 km68*106 km82*106 km
radius:2649 km4116 km6691 km3598 km
mass:148*1021 kg557*1021 kg2396*1021 kg372*1021 kg
surface gravity: 1.40 m/s2
0.14 Earths
2.19 m/s2
0.22 Earths
3.57 m/s2
0.36 Earths
1.91 m/s2
0.19 Earths
escape velocity:2.730 km/s4.250 km/s6.913 km/s3.714 km/s
year: 28 QDH465.1 days
47 Earth days
260 QDH465.2 days
195 Earth days
957 QDH465.3 days
359 Earth days
493 QDH465.4 days
473 Earth days
day:39 hrs18 hrs9 hrs23 hrs
axial tilt:24°16°23°
temperature:651 K
378 C
194 K
-79 C
129 K
-144 C
1812 K
1539 C
atmosphere:15% H2
2% He
42% N2
40% O2
1% CO2
0% other
85% N2
7% O2
8% CO2
0% other
7% H2
2% He
57% N2
34% O2
0% other
100% other
moons:00162
rings:0030

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