🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.3

Radius: 9.6

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1 AU - 1.16 AU

Year: 748 Days

Day: 6.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,488,888 km

• M1: 119,379 km (0.094 R)
• M2: 561,291 km (0.092 R)
• M3: 981,512 km (0.053 R)
• M4: 1,484,609 km (0.066 R)
• M5: 1,917,246 km (0.069 R)
• M6: 2,465,373 km (0.117 R)
• M7: 2,844,155 km (0.039 R)
• M8: 3,633,583 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.6

Radius: 10.5

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.07 AU - 1.61 AU

Year: 1034 Days

Day: 8.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,488,888 km

• M1: 130,599 km (0.106 R)
• M2: 472,879 km (0.03 R)
• M3: 921,074 km (0.111 R)
• M4: 1,349,822 km (0.102 R)
• M5: 1,777,223 km (0.099 R)
• M6: 2,108,732 km (0.116 R)
• M7: 2,472,853 km (0.092 R)
• M8: 2,899,506 km (0.108 R)
• M9: 3,229,220 km (0.106 R)
• M10: 3,572,397 km (0.105 R)
• M11: 4,897,535 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.5

Radius: 9.4

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.1 AU - 2.34 AU

Year: 2206 Days

Day: 13.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,488,888 km

• M1: 130,001 km (0.063 R)
• M2: 481,406 km (0.037 R)
• M3: 833,410 km (0.106 R)
• M4: 1,485,956 km (0.055 R)
• M5: 1,891,366 km (0.116 R)
• M6: 5,635,053 km (0.097 R)
• M7: 6,044,053 km (0.081 R)
• M8: 6,760,627 km (0.108 R)
• M9: 7,851,943 km (0.066 R)
• M10: 8,301,485 km (0.072 R)
• M11: 8,927,552 km (0.084 R)
• M12: 12,989,434 km (0.111 R)
• M13: 14,268,645 km (0.109 R)
• M14: 14,848,337 km (0.081 R)
• M15: 15,676,810 km (0.091 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 942.5

Radius: 5.2

Gravity: 34.86 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.39 AU - 6.91 AU

Year: 11436 Days

Day: 20.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 52,488,888 km

• M1: 64,776 km (0.069 R)
• M2: 227,987 km (0.087 R)
• M3: 421,567 km (0.117 R)
• M4: 719,267 km (0.119 R)
• M5: 1,289,085 km (0.108 R)
• M6: 1,833,322 km (0.093 R)
• M7: 2,176,499 km (0.105 R)
• M8: 2,648,182 km (0.094 R)
• M9: 3,014,547 km (0.052 R)
• M10: 5,336,156 km (0.111 R)
• M11: 7,654,175 km (0.076 R)
• M12: 7,972,968 km (0.118 R)
• M13: 8,253,015 km (0.057 R)
• M14: 9,032,420 km (0.091 R)
• M15: 9,337,002 km (0.105 R)
• M16: 10,237,132 km (0.119 R)
• M17: 11,783,525 km (0.064 R)
• M18: 12,518,200 km (0.07 R)
• M19: 12,960,711 km (0.09 R)
• M20: 14,011,187 km (0.087 R)
• M21: 17,113,548 km (0.105 R)
• M22: 18,537,869 km (0.057 R)
• M23: 19,112,624 km (0.052 R)
• M24: 19,278,977 km (0.075 R)
• M25: 19,530,301 km (0.083 R)
• M26: 24,632,935 km (0.089 R)
• M27: 25,729,787 km (0.116 R)
• M28: 25,932,641 km (0.063 R)
• M29: 27,382,843 km (0.115 R)
• M30: 29,215,567 km (0.117 R)
• M31: 32,646,145 km (0.116 R)
• M32: 35,201,277 km (0.07 R)
• M33: 42,660,226 km (0.041 R)
• M34: 50,310,512 km (0.064 R)
• M35: 51,266,592 km (0.071 R)
• M36: 51,749,195 km (0.071 R)
• M37: 53,544,369 km (0.119 R)
• M38: 57,085,949 km (0.066 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 424.6

Radius: 7

Gravity: 8.67 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 7.37 AU - 8.25 AU

Year: 14555 Days

Day: 24.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 52,488,888 km

• M1: 97,239 km (0.119 R)
• M2: 440,865 km (0.088 R)
• M3: 1,084,435 km (0.113 R)
• M4: 1,312,871 km (0.12 R)
• M5: 2,220,182 km (0.079 R)
• M6: 2,572,934 km (0.083 R)
• M7: 4,025,080 km (0.086 R)
• M8: 4,341,181 km (0.068 R)
• M9: 5,492,935 km (0.107 R)
• M10: 5,738,574 km (0.095 R)
• M11: 6,558,969 km (0.112 R)
• M12: 6,956,750 km (0.11 R)
• M13: 7,328,351 km (0.069 R)
• M14: 7,583,415 km (0.094 R)
• M15: 9,588,625 km (0.064 R)
• M16: 12,636,383 km (0.099 R)
• M17: 13,378,089 km (0.083 R)
• M18: 14,082,994 km (0.043 R)
• M19: 16,060,229 km (0.079 R)
• M20: 18,527,098 km (0.111 R)
• M21: 22,194,041 km (0.051 R)
• M22: 22,818,911 km (0.049 R)
• M23: 24,010,159 km (0.072 R)
• M24: 26,416,890 km (0.092 R)
• M25: 29,725,994 km (0.071 R)
• M26: 34,356,348 km (0.075 R)
• M27: 34,712,989 km (0.049 R)
• M28: 37,529,019 km (0.075 R)
• M29: 39,445,518 km (0.078 R)
• M30: 42,372,998 km (0.1 R)
• M31: 49,861,569 km (0.096 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 551 - 12,440 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit