🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.4

Radius: 11.4

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.78 AU - 0.88 AU

Year: 522 Days

Day: 13.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,296,642 km

• M1: 141,819 km (0.072 R)
• M2: 596,148 km (0.091 R)
• M3: 961,615 km (0.087 R)
• M4: 1,595,461 km (0.032 R)
• M5: 1,957,937 km (0.031 R)
• M6: 2,552,140 km (0.053 R)
• M7: 3,275,296 km (0.088 R)
• M8: 3,937,566 km (0.096 R)
• M9: 4,841,585 km (0.089 R)
• M10: 5,343,038 km (0.102 R)
• M11: 6,355,666 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.2

Radius: 12.2

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.59 AU - 1.65 AU

Year: 1423 Days

Day: 11.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,296,642 km

• M1: 152,590 km (0.04 R)
• M2: 659,278 km (0.115 R)
• M3: 1,186,311 km (0.091 R)
• M4: 1,895,704 km (0.087 R)
• M5: 2,451,909 km (0.082 R)
• M6: 2,872,279 km (0.093 R)
• M7: 3,387,644 km (0.114 R)
• M8: 3,877,876 km (0.062 R)
• M9: 5,336,306 km (0.119 R)
• M10: 6,477,887 km (0.089 R)
• M11: 6,926,681 km (0.104 R)
• M12: 7,914,625 km (0.118 R)
• M13: 9,554,068 km (0.061 R)
• M14: 9,972,493 km (0.071 R)
• M15: 10,470,654 km (0.117 R)
• M16: 11,231,359 km (0.091 R)
• M17: 12,979,710 km (0.119 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.5

Radius: 5.5

Gravity: 18.17 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.13 AU - 6.77 AU

Year: 10018 Days

Day: 20.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,296,642 km

• M1: 68,516 km (0.117 R)
• M2: 240,703 km (0.119 R)
• M3: 446,400 km (0.117 R)
• M4: 638,933 km (0.103 R)
• M5: 815,308 km (0.079 R)
• M6: 2,709,517 km (0.119 R)
• M7: 3,965,391 km (0.102 R)
• M8: 5,905,226 km (0.119 R)
• M9: 6,401,143 km (0.028 R)
• M10: 9,781,906 km (0.027 R)
• M11: 13,700,472 km (0.1 R)
• M12: 14,006,101 km (0.075 R)
• M13: 14,822,157 km (0.092 R)
• M14: 28,288,808 km (0.114 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 468

Radius: 6.3

Gravity: 11.79 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.04 AU - 6.9 AU

Year: 10069 Days

Day: 17.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,296,642 km

• M1: 78,539 km (0.092 R)
• M2: 487,390 km (0.103 R)
• M3: 796,908 km (0.059 R)
• M4: 1,132,306 km (0.063 R)
• M5: 1,655,600 km (0.075 R)
• M6: 2,004,462 km (0.063 R)
• M7: 2,531,944 km (0.077 R)
• M8: 3,538,738 km (0.114 R)
• M9: 4,877,938 km (0.114 R)
• M10: 6,134,111 km (0.106 R)
• M11: 8,042,232 km (0.068 R)
• M12: 8,337,688 km (0.115 R)
• M13: 8,596,791 km (0.051 R)
• M14: 9,639,638 km (0.031 R)
• M15: 12,415,277 km (0.084 R)
• M16: 12,924,508 km (0.088 R)
• M17: 13,864,132 km (0.117 R)
• M18: 14,660,442 km (0.096 R)
• M19: 15,038,027 km (0.1 R)
• M20: 18,587,685 km (0.047 R)
• M21: 22,742,167 km (0.092 R)
• M22: 23,504,069 km (0.047 R)
• M23: 26,816,166 km (0.075 R)
• M24: 30,021,450 km (0.094 R)
• M25: 33,148,943 km (0.085 R)
• M26: 36,029,600 km (0.078 R)
• M27: 37,064,368 km (0.08 R)
• M28: 39,555,622 km (0.045 R)
• M29: 41,401,959 km (0.025 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.6

Radius: 6.7

Gravity: 10.19 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.49 AU - 12.45 AU

Year: 21730 Days

Day: 18.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,296,642 km

• M1: 83,326 km (0.063 R)
• M2: 320,289 km (0.109 R)
• M3: 1,527,693 km (0.048 R)
• M4: 2,471,506 km (0.119 R)
• M5: 6,828,844 km (0.098 R)
• M6: 10,895,512 km (0.059 R)
• M7: 20,177,761 km (0.119 R)
• M8: 26,950,954 km (0.098 R)
• M9: 31,027,047 km (0.066 R)
• M10: 43,814,673 km (0.067 R)
• M11: 50,758,707 km (0.114 R)
• M12: 52,645,884 km (0.117 R)
• M13: 58,774,460 km (0.117 R)
• M14: 59,713,935 km (0.092 R)
• M15: 61,430,271 km (0.079 R)
• M16: 61,816,084 km (0.089 R)
• M17: 65,361,703 km (0.111 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 11,636 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit