🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 817.3

Radius: 10.4

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.45 AU - 0.73 AU

Year: 307 Days

Day: 13.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 37,409,480 km

• M1: 129,402 km (0.037 R)
• M2: 466,745 km (0.043 R)
• M3: 824,434 km (0.109 R)
• M4: 1,433,297 km (0.117 R)
• M5: 1,760,617 km (0.1 R)
• M6: 2,347,789 km (0.026 R)
• M7: 2,897,711 km (0.102 R)
• M8: 3,554,894 km (0.089 R)
• M9: 3,937,865 km (0.091 R)
• M10: 4,702,759 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678

Radius: 10.3

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.95 AU - 1.13 AU

Year: 719 Days

Day: 14.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,409,480 km

• M1: 135,236 km (0.049 R)
• M2: 498,161 km (0.098 R)
• M3: 835,205 km (0.117 R)
• M4: 1,311,824 km (0.042 R)
• M5: 1,642,435 km (0.119 R)
• M6: 2,076,119 km (0.096 R)
• M7: 2,618,711 km (0.112 R)
• M8: 3,027,113 km (0.088 R)
• M9: 3,371,188 km (0.051 R)
• M10: 4,564,081 km (0.073 R)
• M11: 4,897,834 km (0.064 R)
• M12: 5,230,091 km (0.104 R)
• M13: 5,558,758 km (0.075 R)
• M14: 6,379,900 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.9

Radius: 8.3

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1 AU - 1.5 AU

Year: 948 Days

Day: 13 Hours

Environment

Temp: -183 °C

Axial Tilt: 91.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,409,480 km

• M1: 103,223 km (0.112 R)
• M2: 433,983 km (0.047 R)
• M3: 714,928 km (0.109 R)
• M4: 976,126 km (0.099 R)
• M5: 1,504,506 km (0.114 R)
• M6: 2,202,081 km (0.107 R)
• M7: 2,470,609 km (0.052 R)
• M8: 2,855,075 km (0.111 R)
• M9: 3,292,051 km (0.114 R)
• M10: 3,561,477 km (0.115 R)
• M11: 3,978,256 km (0.117 R)
• M12: 5,084,233 km (0.114 R)
• M13: 5,960,278 km (0.078 R)
• M14: 6,280,418 km (0.041 R)
• M15: 6,868,337 km (0.119 R)
• M16: 7,561,574 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.1

Radius: 11.8

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.67 AU - 3.43 AU

Year: 3613 Days

Day: 9.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,409,480 km

• M1: 146,756 km (0.084 R)
• M2: 578,645 km (0.106 R)
• M3: 1,000,660 km (0.103 R)
• M4: 1,695,542 km (0.041 R)
• M5: 2,097,811 km (0.084 R)
• M6: 2,749,459 km (0.101 R)
• M7: 3,179,852 km (0.093 R)
• M8: 3,602,167 km (0.103 R)
• M9: 4,119,626 km (0.07 R)
• M10: 4,792,966 km (0.076 R)
• M11: 5,585,835 km (0.119 R)
• M12: 5,976,585 km (0.112 R)
• M13: 6,785,909 km (0.093 R)
• M14: 8,368,654 km (0.108 R)
• M15: 10,474,693 km (0.118 R)
• M16: 11,572,143 km (0.044 R)
• M17: 12,291,111 km (0.081 R)
• M18: 13,124,520 km (0.062 R)
• M19: 13,906,468 km (0.115 R)
• M20: 14,811,386 km (0.072 R)
• M21: 15,851,690 km (0.118 R)
• M22: 16,538,793 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642

Radius: 13.5

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 3.96 AU - 4.58 AU

Year: 5985 Days

Day: 9.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 37,409,480 km

• M1: 167,998 km (0.113 R)
• M2: 649,404 km (0.117 R)
• M3: 1,174,493 km (0.043 R)
• M4: 1,688,661 km (0.068 R)
• M5: 2,369,630 km (0.076 R)
• M6: 2,877,365 km (0.109 R)
• M7: 4,616,441 km (0.09 R)
• M8: 5,357,997 km (0.052 R)
• M9: 8,495,065 km (0.085 R)
• M10: 9,186,356 km (0.076 R)
• M11: 11,390,831 km (0.078 R)
• M12: 12,181,605 km (0.109 R)
• M13: 12,694,277 km (0.076 R)
• M14: 13,872,809 km (0.069 R)
• M15: 14,319,059 km (0.1 R)
• M16: 15,417,557 km (0.105 R)
• M17: 16,884,513 km (0.101 R)
• M18: 19,603,006 km (0.104 R)
• M19: 20,811,308 km (0.104 R)
• M20: 21,693,935 km (0.115 R)
• M21: 24,330,149 km (0.117 R)
• M22: 25,392,294 km (0.038 R)
• M23: 26,741,816 km (0.097 R)
• M24: 33,312,155 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 86.6

Radius: 6.2

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 8.77 AU - 9.93 AU

Year: 19391 Days

Day: 19.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,409,480 km

• M1: 77,193 km (0.094 R)
• M2: 273,764 km (0.042 R)
• M3: 820,096 km (0.071 R)
• M4: 1,277,566 km (0.095 R)
• M5: 2,538,825 km (0.098 R)
• M6: 3,593,640 km (0.084 R)
• M7: 4,496,164 km (0.066 R)
• M8: 5,146,765 km (0.036 R)
• M9: 7,211,365 km (0.094 R)
• M10: 8,467,838 km (0.063 R)
• M11: 10,048,190 km (0.1 R)
• M12: 20,138,267 km (0.085 R)
• M13: 21,192,633 km (0.113 R)
• M14: 23,739,836 km (0.076 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 11,069 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit