🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.93 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.2

Radius: 14

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.5 AU - 2.2 AU

Year: 1737 Days

Day: 9.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,605,094 km

• M1: 174,132 km (0.083 R)
• M2: 673,789 km (0.095 R)
• M3: 1,141,133 km (0.051 R)
• M4: 1,845,140 km (0.104 R)
• M5: 2,530,747 km (0.114 R)
• M6: 3,256,147 km (0.11 R)
• M7: 4,416,728 km (0.118 R)
• M8: 4,977,271 km (0.063 R)
• M9: 7,055,933 km (0.07 R)
• M10: 7,768,318 km (0.064 R)
• M11: 8,467,987 km (0.073 R)
• M12: 9,826,635 km (0.072 R)
• M13: 10,367,731 km (0.075 R)
• M14: 11,289,703 km (0.087 R)
• M15: 12,655,531 km (0.052 R)
• M16: 13,378,538 km (0.035 R)
• M17: 14,213,892 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394

Radius: 9.4

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.46 AU - 2.42 AU

Year: 1865 Days

Day: 11.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,605,094 km

• M1: 121,773 km (0.064 R)
• M2: 858,542 km (0.075 R)
• M3: 1,447,359 km (0.062 R)
• M4: 1,961,826 km (0.118 R)
• M5: 3,175,514 km (0.055 R)
• M6: 3,481,741 km (0.094 R)
• M7: 3,824,470 km (0.092 R)
• M8: 4,910,251 km (0.098 R)
• M9: 5,514,028 km (0.059 R)
• M10: 6,794,286 km (0.079 R)
• M11: 7,331,941 km (0.097 R)
• M12: 8,905,262 km (0.093 R)
• M13: 9,269,682 km (0.113 R)
• M14: 9,739,270 km (0.102 R)
• M15: 10,224,566 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.6

Radius: 13.3

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.44 AU - 2.44 AU

Year: 2631 Days

Day: 9 Hours

Environment

Temp: -199 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 45,605,094 km

• M1: 165,455 km (0.083 R)
• M2: 745,596 km (0.06 R)
• M3: 2,350,033 km (0.066 R)
• M4: 3,139,012 km (0.075 R)
• M5: 3,596,333 km (0.106 R)
• M6: 4,394,138 km (0.117 R)
• M7: 5,529,885 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.2

Radius: 11.8

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.91 AU - 3.63 AU

Year: 4082 Days

Day: 11.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,605,094 km

• M1: 147,204 km (0.095 R)
• M2: 683,064 km (0.045 R)
• M3: 1,360,443 km (0.063 R)
• M4: 1,766,601 km (0.067 R)
• M5: 2,337,616 km (0.108 R)
• M6: 3,012,303 km (0.084 R)
• M7: 3,414,422 km (0.11 R)
• M8: 4,569,467 km (0.098 R)
• M9: 6,213,548 km (0.064 R)
• M10: 6,870,133 km (0.073 R)
• M11: 11,154,765 km (0.098 R)
• M12: 11,952,870 km (0.111 R)
• M13: 13,382,427 km (0.112 R)
• M14: 20,933,828 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.3

Radius: 13.5

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 4.96 AU - 5.28 AU

Year: 7997 Days

Day: 9 Hours

Environment

Temp: -217 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,605,094 km

• M1: 169,046 km (0.099 R)
• M2: 601,383 km (0.044 R)
• M3: 1,188,106 km (0.1 R)
• M4: 1,659,340 km (0.112 R)
• M5: 2,106,338 km (0.117 R)
• M6: 3,282,028 km (0.094 R)
• M7: 3,998,302 km (0.114 R)
• M8: 4,441,860 km (0.115 R)
• M9: 5,975,687 km (0.041 R)
• M10: 7,205,681 km (0.081 R)
• M11: 7,753,957 km (0.048 R)
• M12: 9,058,450 km (0.1 R)
• M13: 9,796,417 km (0.089 R)
• M14: 10,643,440 km (0.116 R)
• M15: 11,686,735 km (0.117 R)
• M16: 12,679,018 km (0.072 R)
• M17: 13,851,117 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.4

Radius: 10.9

Gravity: 6.93 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.19 AU - 6.62 AU

Year: 8662 Days

Day: 13.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 45,605,094 km

• M1: 138,228 km (0.079 R)
• M2: 857,046 km (0.082 R)
• M3: 1,484,759 km (0.112 R)
• M4: 1,825,244 km (0.117 R)
• M5: 2,609,735 km (0.103 R)
• M6: 2,959,794 km (0.081 R)
• M7: 3,680,108 km (0.115 R)
• M8: 4,122,768 km (0.079 R)
• M9: 4,513,817 km (0.103 R)
• M10: 5,601,243 km (0.094 R)
• M11: 6,296,724 km (0.082 R)
• M12: 8,158,021 km (0.065 R)
• M13: 10,564,751 km (0.05 R)
• M14: 11,140,254 km (0.06 R)
• M15: 11,958,405 km (0.115 R)
• M16: 12,816,199 km (0.08 R)
• M17: 14,976,841 km (0.119 R)
• M18: 16,315,144 km (0.048 R)
• M19: 18,320,503 km (0.081 R)
• M20: 18,770,793 km (0.09 R)
• M21: 20,007,668 km (0.084 R)
• M22: 20,565,518 km (0.109 R)
• M23: 21,629,010 km (0.115 R)
• M24: 23,776,936 km (0.077 R)
• M25: 25,594,700 km (0.045 R)
• M26: 33,017,447 km (0.05 R)
• M27: 33,909,050 km (0.066 R)
• M28: 35,507,952 km (0.042 R)
• M29: 35,857,114 km (0.036 R)
• M30: 37,396,177 km (0.111 R)
• M31: 37,999,804 km (0.107 R)
• M32: 38,855,653 km (0.047 R)
• M33: 43,064,589 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255

Radius: 3.6

Gravity: 19.68 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 5.95 AU - 9.77 AU

Year: 15211 Days

Day: 20.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 45,605,094 km

• M1: 46,525 km (0.079 R)
• M2: 217,665 km (0.107 R)
• M3: 1,262,606 km (0.092 R)
• M4: 1,402,031 km (0.115 R)
• M5: 2,206,120 km (0.116 R)
• M6: 4,508,431 km (0.047 R)
• M7: 6,159,842 km (0.11 R)
• M8: 6,304,204 km (0.027 R)
• M9: 8,088,906 km (0.045 R)
• M10: 8,437,918 km (0.102 R)
• M11: 9,738,971 km (0.111 R)
• M12: 13,143,220 km (0.079 R)
• M13: 25,814,160 km (0.107 R)
• M14: 28,821,975 km (0.108 R)
• M15: 38,371,555 km (0.11 R)
• M16: 42,663,817 km (0.113 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 320 - 19,530 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit