🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.9

Radius: 14.8

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.37 AU - 1.51 AU

Year: 1193 Days

Day: 7.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,358,546 km

• M1: 184,005 km (0.081 R)
• M2: 687,253 km (0.112 R)
• M3: 1,173,446 km (0.051 R)
• M4: 1,652,159 km (0.103 R)
• M5: 2,220,930 km (0.08 R)
• M6: 3,082,464 km (0.026 R)
• M7: 3,561,327 km (0.084 R)
• M8: 4,260,996 km (0.106 R)
• M9: 4,764,692 km (0.072 R)
• M10: 5,228,296 km (0.063 R)
• M11: 6,157,448 km (0.119 R)
• M12: 7,419,905 km (0.071 R)
• M13: 8,234,914 km (0.095 R)
• M14: 8,848,864 km (0.05 R)
• M15: 11,276,388 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.6

Radius: 11.9

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.84 AU - 2.84 AU

Year: 2471 Days

Day: 12.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,358,546 km

• M1: 148,102 km (0.11 R)
• M2: 661,073 km (0.049 R)
• M3: 1,180,626 km (0.071 R)
• M4: 1,944,324 km (0.103 R)
• M5: 2,368,284 km (0.092 R)
• M6: 2,807,204 km (0.089 R)
• M7: 4,928,951 km (0.116 R)
• M8: 5,985,112 km (0.113 R)
• M9: 6,864,747 km (0.103 R)
• M10: 7,923,601 km (0.088 R)
• M11: 8,542,338 km (0.06 R)
• M12: 9,656,991 km (0.081 R)
• M13: 10,748,906 km (0.027 R)
• M14: 11,754,653 km (0.096 R)
• M15: 12,259,246 km (0.09 R)
• M16: 13,999,668 km (0.119 R)
• M17: 15,051,341 km (0.066 R)
• M18: 15,446,429 km (0.058 R)
• M19: 19,380,255 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365

Radius: 13

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.39 AU - 2.93 AU

Year: 2995 Days

Day: 8.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,358,546 km

• M1: 161,715 km (0.076 R)
• M2: 577,597 km (0.108 R)
• M3: 999,613 km (0.096 R)
• M4: 1,860,998 km (0.089 R)
• M5: 3,091,590 km (0.106 R)
• M6: 3,846,610 km (0.117 R)
• M7: 4,328,465 km (0.109 R)
• M8: 4,959,768 km (0.119 R)
• M9: 5,461,369 km (0.075 R)
• M10: 6,199,785 km (0.104 R)
• M11: 7,696,212 km (0.077 R)
• M12: 9,908,166 km (0.088 R)
• M13: 10,706,869 km (0.068 R)
• M14: 12,640,272 km (0.084 R)
• M15: 16,429,885 km (0.117 R)
• M16: 17,393,595 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.6

Radius: 14.4

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.78 AU - 3.72 AU

Year: 4044 Days

Day: 7 Hours

Environment

Temp: -206 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 26,358,546 km

• M1: 179,069 km (0.089 R)
• M2: 777,161 km (0.098 R)
• M3: 1,400,685 km (0.112 R)
• M4: 1,941,332 km (0.066 R)
• M5: 2,605,546 km (0.079 R)
• M6: 3,167,585 km (0.062 R)
• M7: 3,853,342 km (0.044 R)
• M8: 5,278,561 km (0.117 R)
• M9: 5,777,171 km (0.116 R)
• M10: 7,329,996 km (0.057 R)
• M11: 8,023,831 km (0.102 R)
• M12: 9,910,111 km (0.107 R)
• M13: 11,888,992 km (0.12 R)
• M14: 12,603,920 km (0.105 R)
• M15: 13,347,122 km (0.095 R)
• M16: 14,277,621 km (0.103 R)
• M17: 15,810,251 km (0.119 R)
• M18: 17,149,451 km (0.092 R)
• M19: 18,249,295 km (0.12 R)
• M20: 18,880,298 km (0.068 R)
• M21: 21,135,337 km (0.078 R)
• M22: 24,389,240 km (0.112 R)
• M23: 26,016,566 km (0.066 R)
• M24: 27,059,562 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.4

Radius: 8.8

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.81 AU - 4.43 AU

Year: 4754 Days

Day: 11.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 26,358,546 km

• M1: 109,805 km (0.106 R)
• M2: 553,662 km (0.099 R)
• M3: 866,620 km (0.108 R)
• M4: 1,202,767 km (0.102 R)
• M5: 2,384,590 km (0.06 R)
• M6: 2,706,824 km (0.059 R)
• M7: 3,264,226 km (0.054 R)
• M8: 3,580,775 km (0.103 R)
• M9: 4,253,067 km (0.066 R)
• M10: 4,930,297 km (0.077 R)
• M11: 5,268,388 km (0.092 R)
• M12: 7,839,976 km (0.104 R)
• M13: 8,557,597 km (0.114 R)
• M14: 10,289,641 km (0.107 R)
• M15: 11,687,932 km (0.099 R)
• M16: 12,671,837 km (0.102 R)
• M17: 13,710,046 km (0.038 R)
• M18: 17,105,320 km (0.104 R)
• M19: 18,003,805 km (0.08 R)
• M20: 20,354,436 km (0.118 R)
• M21: 22,475,434 km (0.045 R)

Asteroid Belt

Center: 4.72 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121.9

Radius: 4.5

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.86 AU - 6.76 AU

Year: 9667 Days

Day: 20.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,358,546 km

• M1: 64,626 km (0.103 R)
• M2: 242,199 km (0.113 R)
• M3: 824,434 km (0.052 R)
• M4: 1,035,965 km (0.083 R)
• M5: 1,345,483 km (0.04 R)
• M6: 2,632,923 km (0.05 R)
• M7: 3,565,665 km (0.072 R)
• M8: 5,485,455 km (0.059 R)
• M9: 7,686,787 km (0.101 R)
• M10: 8,217,411 km (0.045 R)
• M11: 9,430,201 km (0.06 R)
• M12: 11,831,546 km (0.058 R)
• M13: 12,157,819 km (0.118 R)
• M14: 14,558,416 km (0.114 R)
• M15: 16,380,668 km (0.085 R)
• M16: 21,902,475 km (0.118 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 20,072 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit