🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.2

Radius: 10.5

Gravity: 1.43 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.09 AU - 1.63 AU

Year: 1008 Days

Day: 14.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,485,877 km

• M1: 130,599 km (0.053 R)
• M2: 523,144 km (0.091 R)
• M3: 867,668 km (0.117 R)
• M4: 1,253,780 km (0.084 R)
• M5: 1,732,643 km (0.108 R)
• M6: 2,114,716 km (0.108 R)
• M7: 2,726,272 km (0.059 R)
• M8: 3,564,169 km (0.116 R)
• M9: 4,161,065 km (0.107 R)
• M10: 5,319,401 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.4

Radius: 10.1

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.5 AU - 1.68 AU

Year: 1275 Days

Day: 6.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 76,485,877 km

• M1: 129,253 km (0.099 R)
• M2: 537,954 km (0.066 R)
• M3: 1,130,810 km (0.113 R)
• M4: 1,444,966 km (0.12 R)
• M5: 1,789,191 km (0.114 R)
• M6: 2,188,617 km (0.045 R)
• M7: 2,927,780 km (0.112 R)
• M8: 3,348,150 km (0.1 R)
• M9: 4,132,940 km (0.068 R)
• M10: 4,896,338 km (0.109 R)
• M11: 7,100,813 km (0.073 R)
• M12: 8,535,157 km (0.09 R)
• M13: 9,184,112 km (0.035 R)
• M14: 11,895,723 km (0.064 R)
• M15: 12,332,998 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.9

Radius: 11.3

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.41 AU - 1.99 AU

Year: 1409 Days

Day: 7.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,485,877 km

• M1: 140,472 km (0.035 R)
• M2: 639,531 km (0.108 R)
• M3: 2,016,131 km (0.097 R)
• M4: 2,583,854 km (0.089 R)
• M5: 3,209,922 km (0.074 R)
• M6: 4,113,792 km (0.026 R)
• M7: 4,527,729 km (0.076 R)
• M8: 5,032,024 km (0.115 R)
• M9: 5,846,883 km (0.092 R)
• M10: 6,201,430 km (0.106 R)
• M11: 7,407,039 km (0.112 R)
• M12: 7,936,466 km (0.087 R)
• M13: 8,916,033 km (0.066 R)
• M14: 9,483,458 km (0.069 R)
• M15: 11,624,054 km (0.116 R)
• M16: 12,767,729 km (0.06 R)
• M17: 13,529,931 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.7

Radius: 14

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.15 AU - 6.85 AU

Year: 8201 Days

Day: 7.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 76,485,877 km

• M1: 175,478 km (0.088 R)
• M2: 701,315 km (0.062 R)
• M3: 1,294,770 km (0.087 R)
• M4: 2,064,750 km (0.067 R)
• M5: 3,701,949 km (0.118 R)
• M6: 5,362,186 km (0.107 R)
• M7: 6,275,780 km (0.115 R)
• M8: 7,139,409 km (0.055 R)
• M9: 7,983,141 km (0.117 R)
• M10: 10,917,353 km (0.093 R)
• M11: 15,861,114 km (0.094 R)
• M12: 17,297,703 km (0.116 R)
• M13: 20,428,636 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 766.1

Radius: 4.5

Gravity: 37.83 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 9.36 AU - 9.94 AU

Year: 19060 Days

Day: 16.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,485,877 km

• M1: 71,657 km (0.101 R)
• M2: 298,747 km (0.098 R)
• M3: 472,580 km (0.099 R)
• M4: 1,010,384 km (0.06 R)
• M5: 1,510,789 km (0.09 R)
• M6: 2,703,982 km (0.102 R)
• M7: 3,990,523 km (0.065 R)
• M8: 6,655,759 km (0.086 R)
• M9: 9,438,728 km (0.084 R)
• M10: 10,495,637 km (0.096 R)
• M11: 12,360,374 km (0.061 R)
• M12: 13,263,646 km (0.105 R)
• M13: 13,406,512 km (0.075 R)
• M14: 19,811,246 km (0.1 R)
• M15: 27,876,067 km (0.118 R)
• M16: 28,346,253 km (0.112 R)
• M17: 46,498,309 km (0.12 R)
• M18: 48,500,228 km (0.104 R)
• M19: 50,038,992 km (0.112 R)
• M20: 52,675,355 km (0.076 R)
• M21: 55,033,765 km (0.04 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 17,676 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit