Gliese 728

Star system data for NOC#708 Gliese 728

Colony

Primary star

System number: 708
Name: Gliese 728
Spectral class: K7 V
Mass: 0.6 MSol
Luminosity: 0.1 LSol
Age: 6.7 billion years

#N/A

Planets, moons, and asteroids

Planet # moon # orbit radius
(A.U.)/(Mm)
world type size
(DEarth)
mass
(MEarth)
surface gravity
(gEarth)
atmosphere hydrographics surface temp.
(C)
climate solar day
(hours)
habitability RVM
I 0.11 small rock planet 0.72 0.26 0.5 none 189 infernal infinite 0
II 0.26 standard garden planet 0.89 0.68 0.87 standard breathable 22% water 24 warm infinite 8% 0
III 0.47 small rock planet 0.47 0.07 0.31 none -55 frozen infinite 0
IV 0.78 large ammonia planet 1.7 1.9 0.66 very dense corrosive 95% ammonia-water -96 frozen 651 0
2 moonlets -102 frozen 0
1.22 asteroid belt -136 frozen 0
V 2.07 medium gas giant 9.2 150 1.8 superdense corrosive 105 0
5 moonlets -168 frozen 0
Va 48 tiny sulfur moon 0.16 0 0.08 none -189 frozen 74.9 0
Vb 53 tiny ice moon 0.28 0.01 0.15 none -180 frozen 87.7 0
Vc 60 standard ice moon 0.53 0.12 0.45 thin suffocating -158 frozen 105 0
Vd 70 standard ice moon 0.45 0.08 0.4 very thin mildly toxic -159 frozen 132 0
Ve 79 small ice moon 0.4 0.03 0.19 very dense mildly toxic 45% hydrocarbons -162 frozen 159 0
1 moonlet -168 frozen 0
VI 3.43 small gas giant 6.7 50 1.1 superdense corrosive 14 0
7 moonlets -191 frozen 0
VIa 97 tiny ice moon 0.22 0 0.09 none -201 frozen 374 0
4 moonlets -191 frozen 0
VII 5.41 small gas giant 2.9 10 1.2 superdense corrosive 104 0
7 moonlets -208 frozen 0
VIIa 24 small hadean moon 0.34 0.02 0.14 none -228 frozen 104 0
4 moonlets -208 frozen 0
VIII 9.38 medium gas giant 9.2 150 1.8 superdense corrosive 21 0
5 moonlets -224 frozen 0
VIIIa 81 small hadean moon 0.3 0.01 0.12 none -239 frozen 164 0
VIIIb 109 small hadean moon 0.29 0.01 0.13 none -239 frozen 256 0
VIIIc 137 small hadean moon 0.3 0.01 0.12 none -239 frozen 363 0
5 moonlets -224 frozen 0
IX 16.82 small gas giant 5.4 30 1 superdense corrosive 29.4 0
7 moonlets -236 frozen 0
IXa 42 tiny sulfur moon 0.07 0 0.04 none -244 frozen 136 0
IXb 46 tiny ice moon 0.17 0 0.06 none -240 frozen 159 0
IXc 51 tiny ice moon 0.07 0 0.03 none -240 frozen 187 0
IXd 57 tiny ice moon 0.14 0 0.07 none -240 frozen 218 0
IXe 63 tiny ice moon 0.11 0 0.05 none -240 frozen 251 0
IXf 71 small hadean moon 0.24 0.01 0.11 none -248 frozen 302 0
1 moonlet -236 frozen 0

Copyright © 2013 by Brett Evill