🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.87 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.9

Radius: 11.5

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.42 AU - 4.06 AU

Year: 4670 Days

Day: 5.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,345,518 km

• M1: 143,614 km (0.058 R)
• M2: 533,167 km (0.119 R)
• M3: 1,142,629 km (0.111 R)
• M4: 1,513,332 km (0.074 R)
• M5: 1,885,980 km (0.113 R)
• M6: 2,706,525 km (0.099 R)
• M7: 4,739,410 km (0.086 R)
• M8: 6,249,451 km (0.1 R)
• M9: 7,713,416 km (0.069 R)
• M10: 8,112,693 km (0.109 R)
• M11: 9,245,597 km (0.115 R)
• M12: 11,580,670 km (0.073 R)

Asteroid Belt

Center: 4.87 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67.9

Radius: 3.3

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.11 AU - 6.89 AU

Year: 9489 Days

Day: 19.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,345,518 km

• M1: 43,683 km (0.11 R)
• M2: 194,776 km (0.097 R)
• M3: 367,113 km (0.099 R)
• M4: 1,338,751 km (0.097 R)
• M5: 1,887,327 km (0.063 R)
• M6: 2,587,445 km (0.106 R)
• M7: 3,333,489 km (0.069 R)
• M8: 5,336,455 km (0.067 R)
• M9: 7,889,044 km (0.077 R)
• M10: 9,060,993 km (0.082 R)
• M11: 9,954,990 km (0.119 R)
• M12: 12,804,231 km (0.027 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 195.6

Radius: 3.8

Gravity: 13.55 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 7.3 AU - 10.36 AU

Year: 16942 Days

Day: 16.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,345,518 km

• M1: 47,273 km (0.093 R)
• M2: 241,301 km (0.092 R)
• M3: 492,626 km (0.08 R)
• M4: 764,296 km (0.109 R)
• M5: 919,429 km (0.111 R)
• M6: 1,084,585 km (0.051 R)
• M7: 1,343,838 km (0.092 R)
• M8: 1,762,263 km (0.06 R)
• M9: 1,935,796 km (0.081 R)
• M10: 2,172,909 km (0.113 R)
• M11: 2,644,442 km (0.072 R)
• M12: 2,851,036 km (0.109 R)
• M13: 3,535,895 km (0.084 R)
• M14: 4,523,690 km (0.12 R)
• M15: 5,852,568 km (0.102 R)
• M16: 6,275,481 km (0.12 R)
• M17: 9,110,510 km (0.107 R)
• M18: 10,830,287 km (0.054 R)
• M19: 13,767,193 km (0.069 R)
• M20: 14,960,535 km (0.107 R)
• M21: 26,228,546 km (0.109 R)
• M22: 26,701,126 km (0.112 R)
• M23: 32,064,658 km (0.064 R)
• M24: 44,321,511 km (0.068 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 714.3

Radius: 3.3

Gravity: 65.59 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.06 AU - 10.78 AU

Year: 17201 Days

Day: 15.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 39,345,518 km

• M1: 41,139 km (0.106 R)
• M2: 321,336 km (0.106 R)
• M3: 574,157 km (0.068 R)
• M4: 793,766 km (0.11 R)
• M5: 1,539,362 km (0.113 R)
• M6: 2,039,318 km (0.101 R)
• M7: 2,954,857 km (0.092 R)
• M8: 3,294,893 km (0.113 R)
• M9: 3,460,199 km (0.097 R)
• M10: 3,928,590 km (0.099 R)
• M11: 4,404,760 km (0.065 R)
• M12: 4,571,711 km (0.072 R)
• M13: 6,145,331 km (0.105 R)
• M14: 8,145,903 km (0.036 R)
• M15: 8,706,297 km (0.118 R)
• M16: 9,678,384 km (0.095 R)
• M17: 10,840,610 km (0.073 R)
• M18: 11,392,775 km (0.108 R)
• M19: 12,552,907 km (0.047 R)
• M20: 14,437,092 km (0.111 R)
• M21: 17,645,966 km (0.094 R)
• M22: 17,897,889 km (0.032 R)
• M23: 20,000,039 km (0.079 R)
• M24: 27,282,762 km (0.117 R)
• M25: 27,732,453 km (0.073 R)
• M26: 28,072,938 km (0.085 R)
• M27: 31,386,082 km (0.031 R)
• M28: 31,879,755 km (0.059 R)
• M29: 34,035,460 km (0.07 R)
• M30: 35,215,040 km (0.101 R)
• M31: 39,058,957 km (0.049 R)
• M32: 39,917,499 km (0.084 R)
• M33: 40,206,522 km (0.089 R)
• M34: 41,672,282 km (0.119 R)
• M35: 43,021,505 km (0.077 R)
• M36: 44,245,066 km (0.103 R)
• M37: 48,381,747 km (0.106 R)
• M38: 49,040,127 km (0.091 R)
• M39: 50,374,839 km (0.066 R)
• M40: 54,524,086 km (0.051 R)
• M41: 55,237,069 km (0.102 R)
• M42: 58,708,787 km (0.082 R)
• M43: 61,166,081 km (0.081 R)
• M44: 63,888,015 km (0.038 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.5

Radius: 3.9

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 7.27 AU - 12.07 AU

Year: 19416 Days

Day: 17.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 39,345,518 km

• M1: 173,384 km (0.092 R)
• M2: 309,668 km (0.12 R)
• M3: 571,613 km (0.03 R)
• M4: 2,006,855 km (0.053 R)
• M5: 3,129,438 km (0.116 R)
• M6: 4,559,444 km (0.09 R)
• M7: 5,230,690 km (0.053 R)
• M8: 6,374,964 km (0.1 R)
• M9: 8,201,703 km (0.081 R)
• M10: 13,527,387 km (0.061 R)
• M11: 15,779,733 km (0.115 R)
• M12: 22,275,273 km (0.119 R)
• M13: 30,152,348 km (0.102 R)
• M14: 33,954,079 km (0.074 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: 169 - 12,024 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit