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REJ987: red giant star with 2 planets

  REJ987.1   REJ987.2  

Solar system 'REJ987' is a dual star system that comprises the stars 'REJ987.A' and 'REJ987.B' and the retinue of celestial objects gravitationally bound to them: 2 planets and their 4 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal components of this star system are the stars 'REJ987.A' and 'REJ987.B' that dominate it gravitationally. 'REJ987.A' is a red giant class star that contains about 99% of the system's known mass, 'REJ987.B' is a brown dwarf class star that contains about 0% of the system's known mass.

System 'REJ987' is located more than 344 lightyears from the center of the galaxy.

This solar system comprises 2 planets

REJ987.1 is a very small terrestrial planet (2856 km radius) which orbits its star in 20 Earth days, one day on REJ987.1 lasts 32 Earth hours. Its average temperature is 1643 K (1370 C), its atmosphere mainly consists of nitrogen, oxygen and it has 0 moons.
REJ987.2 is a medium terrestrial planet (5017 km radius) which orbits its star in 283 Earth days, one day on REJ987.2 lasts 11 Earth hours. Its average temperature is 1564 K (1291 C), its atmosphere mainly consists of nitrogen, oxygen and it has 4 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:REJ987.1REJ987.2
distance from star:10*106 km58*106 km
radius:2856 km5017 km
mass:186*1021 kg1010*1021 kg
surface gravity: 1.52 m/s2
0.15 Earths
2.67 m/s2
0.27 Earths
escape velocity:2.948 km/s5.183 km/s
year: 15 REJ987.1 days
20 Earth days
617 REJ987.2 days
283 Earth days
day:32 hrs11 hrs
axial tilt:
temperature:1643 K
1370 C
1564 K
1291 C
atmosphere:58% N2
41% O2
1% CO2
0% other
6% H2
3% He
53% N2
36% O2
2% CO2
0% other
moons:04
rings:00

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