🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.55 AU - 0.57 AU

Year: 155 Days

Day: 31.5 Hours

Environment

Temp: 152 °C

Axial Tilt: 8.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.65 AU - 0.75 AU

Year: 216 Days

Day: 25.7 Hours

Environment

Temp: 138 °C

Axial Tilt: 16.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.75 AU - 0.85 AU

Year: 264 Days

Day: 42.9 Hours

Environment

Temp: 162 °C

Axial Tilt: 45.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 86,714,404 km

• M1: 23,188 km (0.106 R)
• M2: 68,815 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.21 AU - 1.29 AU

Year: 516 Days

Day: 35 Hours

Environment

Temp: -6 °C

Axial Tilt: 2.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Gas Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.7

Radius: 10

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 8.58 AU - 12 AU

Year: 12179 Days

Day: 9.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 86,714,404 km

• M1: 245,041 km (0.114 R)
• M2: 637,885 km (0.067 R)
• M3: 2,053,979 km (0.09 R)
• M4: 2,557,675 km (0.051 R)
• M5: 3,026,365 km (0.04 R)
• M6: 4,452,631 km (0.115 R)
• M7: 9,705,461 km (0.096 R)
• M8: 16,937,770 km (0.084 R)
• M9: 17,624,424 km (0.098 R)
• M10: 19,186,825 km (0.09 R)
• M11: 26,035,116 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.9

Radius: 8

Gravity: 8.62 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 9.74 AU - 13.32 AU

Year: 14445 Days

Day: 7.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 86,714,404 km

• M1: 100,380 km (0.089 R)
• M2: 837,898 km (0.083 R)
• M3: 1,335,161 km (0.096 R)
• M4: 1,620,295 km (0.072 R)
• M5: 2,016,729 km (0.065 R)
• M6: 2,981,486 km (0.064 R)
• M7: 4,560,192 km (0.107 R)
• M8: 5,079,446 km (0.117 R)
• M9: 5,388,515 km (0.08 R)
• M10: 7,168,880 km (0.098 R)
• M11: 7,870,942 km (0.098 R)
• M12: 8,618,034 km (0.094 R)
• M13: 11,725,332 km (0.069 R)
• M14: 12,761,297 km (0.118 R)
• M15: 13,528,435 km (0.118 R)
• M16: 16,605,962 km (0.065 R)
• M17: 20,722,297 km (0.05 R)
• M18: 21,781,151 km (0.072 R)
• M19: 25,075,296 km (0.112 R)
• M20: 27,099,355 km (0.048 R)
• M21: 28,044,814 km (0.092 R)
• M22: 34,184,310 km (0.118 R)
• M23: 39,804,852 km (0.101 R)
• M24: 44,403,490 km (0.113 R)
• M25: 45,863,865 km (0.113 R)
• M26: 49,189,126 km (0.118 R)
• M27: 51,068,973 km (0.092 R)
• M28: 54,142,461 km (0.058 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 29.8

Radius: 3

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 9.96 AU - 14.58 AU

Year: 15858 Days

Day: 22.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,714,404 km

• M1: 37,250 km (0.088 R)
• M2: 258,505 km (0.106 R)
• M3: 874,848 km (0.039 R)
• M4: 1,187,209 km (0.09 R)
• M5: 1,283,251 km (0.113 R)
• M6: 1,806,693 km (0.058 R)
• M7: 4,365,715 km (0.099 R)
• M8: 4,907,259 km (0.076 R)
• M9: 7,202,090 km (0.064 R)
• M10: 8,125,558 km (0.061 R)
• M11: 8,867,863 km (0.028 R)
• M12: 9,926,567 km (0.113 R)
• M13: 10,243,864 km (0.119 R)
• M14: 13,029,675 km (0.111 R)
• M15: 13,748,643 km (0.044 R)
• M16: 15,687,730 km (0.102 R)
• M17: 21,910,254 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438.5

Radius: 3.8

Gravity: 30.37 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 16.8 AU - 21.08 AU

Year: 30412 Days

Day: 24.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 86,714,404 km

• M1: 47,273 km (0.115 R)
• M2: 333,902 km (0.102 R)
• M3: 561,142 km (0.107 R)
• M4: 782,995 km (0.081 R)
• M5: 945,159 km (0.117 R)
• M6: 1,186,461 km (0.038 R)
• M7: 1,337,405 km (0.1 R)
• M8: 1,501,364 km (0.12 R)
• M9: 1,734,288 km (0.044 R)
• M10: 3,218,748 km (0.078 R)
• M11: 3,483,835 km (0.091 R)
• M12: 3,668,439 km (0.065 R)
• M13: 5,890,267 km (0.095 R)
• M14: 7,480,342 km (0.115 R)
• M15: 8,210,978 km (0.082 R)
• M16: 9,453,389 km (0.084 R)
• M17: 10,368,928 km (0.063 R)
• M18: 12,516,704 km (0.12 R)
• M19: 16,266,973 km (0.03 R)
• M20: 20,602,619 km (0.076 R)
• M21: 24,068,652 km (0.085 R)
• M22: 26,939,136 km (0.119 R)
• M23: 27,903,743 km (0.048 R)
• M24: 40,545,810 km (0.119 R)
• M25: 48,889,332 km (0.113 R)
• M26: 53,084,056 km (0.11 R)
• M27: 58,706,692 km (0.056 R)
• M28: 63,649,705 km (0.092 R)
• M29: 66,657,520 km (0.113 R)
• M30: 69,086,092 km (0.112 R)
• M31: 72,261,606 km (0.112 R)
• M32: 74,353,433 km (0.112 R)
• M33: 79,390,842 km (0.082 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 16,385 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit