🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 241

Radius: 14

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.77 AU - 0.93 AU

Year: 523 Days

Day: 8.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 94.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 64,617,425 km

• M1: 175,628 km (0.118 R)
• M2: 697,126 km (0.109 R)
• M3: 1,218,325 km (0.111 R)
• M4: 1,670,709 km (0.111 R)
• M5: 2,111,424 km (0.083 R)
• M6: 2,658,504 km (0.095 R)
• M7: 3,215,606 km (0.094 R)
• M8: 3,970,178 km (0.07 R)

Planet 2 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 756.5

Radius: 3.1

Gravity: 78.72 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.69 AU - 6.93 AU

Year: 10570 Days

Day: 21.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 64,617,425 km

• M1: 38,596 km (0.069 R)
• M2: 222,602 km (0.112 R)
• M3: 374,443 km (0.103 R)
• M4: 570,716 km (0.069 R)
• M5: 748,737 km (0.055 R)
• M6: 870,510 km (0.082 R)
• M7: 1,038,508 km (0.055 R)
• M8: 1,166,265 km (0.057 R)
• M9: 1,439,580 km (0.112 R)
• M10: 1,568,982 km (0.087 R)
• M11: 2,516,236 km (0.1 R)
• M12: 3,301,775 km (0.093 R)
• M13: 3,763,583 km (0.045 R)
• M14: 4,657,730 km (0.053 R)
• M15: 8,354,592 km (0.032 R)
• M16: 8,492,671 km (0.058 R)
• M17: 9,703,367 km (0.029 R)
• M18: 12,341,376 km (0.098 R)
• M19: 12,762,045 km (0.093 R)
• M20: 13,379,585 km (0.098 R)
• M21: 14,016,872 km (0.118 R)
• M22: 15,078,119 km (0.093 R)
• M23: 17,062,086 km (0.072 R)
• M24: 17,508,636 km (0.057 R)
• M25: 18,581,103 km (0.106 R)
• M26: 21,885,121 km (0.088 R)
• M27: 23,951,517 km (0.051 R)
• M28: 24,984,340 km (0.103 R)
• M29: 25,463,502 km (0.102 R)
• M30: 30,705,113 km (0.12 R)
• M31: 31,699,041 km (0.096 R)
• M32: 32,486,823 km (0.112 R)
• M33: 32,828,355 km (0.116 R)
• M34: 35,286,547 km (0.082 R)
• M35: 42,571,515 km (0.069 R)
• M36: 42,707,649 km (0.057 R)
• M37: 44,502,524 km (0.093 R)
• M38: 51,103,231 km (0.057 R)
• M39: 51,410,954 km (0.074 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479

Radius: 4.5

Gravity: 23.65 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 6.05 AU - 8.57 AU

Year: 13180 Days

Day: 15.4 Hours

Environment

Temp: -241 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,617,425 km

• M1: 56,099 km (0.109 R)
• M2: 570,865 km (0.116 R)
• M3: 1,463,067 km (0.116 R)
• M4: 3,449,727 km (0.114 R)
• M5: 4,588,167 km (0.086 R)
• M6: 4,742,402 km (0.103 R)
• M7: 5,531,082 km (0.092 R)
• M8: 8,100,276 km (0.091 R)
• M9: 9,124,124 km (0.102 R)
• M10: 9,717,429 km (0.098 R)
• M11: 10,231,298 km (0.081 R)
• M12: 11,145,939 km (0.114 R)
• M13: 11,594,733 km (0.106 R)
• M14: 13,322,887 km (0.101 R)
• M15: 19,766,815 km (0.056 R)
• M16: 23,288,050 km (0.08 R)
• M17: 26,706,062 km (0.076 R)
• M18: 28,430,327 km (0.101 R)
• M19: 30,119,586 km (0.094 R)
• M20: 30,552,224 km (0.088 R)
• M21: 32,436,858 km (0.093 R)
• M22: 33,350,003 km (0.077 R)
• M23: 43,031,977 km (0.06 R)
• M24: 46,107,261 km (0.093 R)
• M25: 49,926,644 km (0.081 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 856.3

Radius: 4.6

Gravity: 40.47 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.91 AU - 9.31 AU

Year: 13999 Days

Day: 22 Hours

Environment

Temp: -240 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,617,425 km

• M1: 64,327 km (0.098 R)
• M2: 427,551 km (0.081 R)
• M3: 698,772 km (0.098 R)
• M4: 1,399,787 km (0.111 R)
• M5: 2,075,072 km (0.072 R)
• M6: 3,222,488 km (0.117 R)
• M7: 3,407,540 km (0.06 R)
• M8: 3,828,210 km (0.03 R)
• M9: 6,341,304 km (0.097 R)
• M10: 8,224,442 km (0.096 R)
• M11: 11,455,906 km (0.116 R)
• M12: 13,451,841 km (0.086 R)
• M13: 15,147,832 km (0.114 R)
• M14: 16,047,064 km (0.03 R)
• M15: 17,461,811 km (0.116 R)
• M16: 17,951,146 km (0.041 R)
• M17: 18,787,249 km (0.096 R)
• M18: 20,178,359 km (0.083 R)
• M19: 20,808,166 km (0.111 R)
• M20: 24,863,914 km (0.061 R)
• M21: 25,691,789 km (0.111 R)
• M22: 30,812,374 km (0.077 R)
• M23: 36,573,089 km (0.082 R)
• M24: 39,148,117 km (0.093 R)
• M25: 42,717,074 km (0.069 R)
• M26: 45,570,204 km (0.116 R)
• M27: 50,493,620 km (0.113 R)
• M28: 52,998,187 km (0.1 R)
• M29: 54,194,970 km (0.072 R)
• M30: 57,892,880 km (0.099 R)
• M31: 63,653,894 km (0.114 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 17,265 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit