🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.1

Radius: 8.9

Gravity: 9.29 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.53 AU - 0.85 AU

Year: 389 Days

Day: 8.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 86,441,038 km

• M1: 110,702 km (0.049 R)
• M2: 469,438 km (0.117 R)
• M3: 1,525,001 km (0.101 R)
• M4: 1,801,906 km (0.104 R)
• M5: 2,079,261 km (0.106 R)
• M6: 3,189,726 km (0.097 R)
• M7: 3,823,722 km (0.095 R)
• M8: 4,411,641 km (0.097 R)
• M9: 5,120,586 km (0.05 R)
• M10: 5,535,271 km (0.03 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.8

Radius: 14.3

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.98 AU - 1.06 AU

Year: 699 Days

Day: 5.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 86,441,038 km

• M1: 177,872 km (0.116 R)
• M2: 1,278,613 km (0.078 R)
• M3: 1,765,105 km (0.119 R)
• M4: 2,214,048 km (0.065 R)
• M5: 3,206,182 km (0.079 R)
• M6: 3,812,053 km (0.07 R)
• M7: 4,847,121 km (0.034 R)
• M8: 5,902,534 km (0.111 R)
• M9: 6,495,689 km (0.091 R)
• M10: 8,620,129 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.1

Radius: 12.9

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.38 AU - 1.54 AU

Year: 1197 Days

Day: 11.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 136.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 86,441,038 km

• M1: 168,896 km (0.075 R)
• M2: 606,619 km (0.059 R)
• M3: 1,517,970 km (0.097 R)
• M4: 2,277,628 km (0.116 R)
• M5: 4,741,953 km (0.025 R)
• M6: 5,436,237 km (0.065 R)
• M7: 6,031,487 km (0.104 R)
• M8: 6,937,751 km (0.078 R)
• M9: 7,614,980 km (0.096 R)
• M10: 9,321,294 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582.4

Radius: 13.7

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.25 AU - 5.05 AU

Year: 5734 Days

Day: 11.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 86,441,038 km

• M1: 170,691 km (0.054 R)
• M2: 825,780 km (0.098 R)
• M3: 1,450,351 km (0.11 R)
• M4: 3,029,806 km (0.063 R)
• M5: 3,489,969 km (0.105 R)
• M6: 3,974,067 km (0.104 R)
• M7: 4,970,389 km (0.104 R)
• M8: 5,703,419 km (0.045 R)
• M9: 6,604,896 km (0.12 R)
• M10: 8,495,813 km (0.107 R)
• M11: 9,671,951 km (0.104 R)
• M12: 10,816,375 km (0.092 R)
• M13: 11,853,537 km (0.117 R)
• M14: 13,215,775 km (0.11 R)
• M15: 19,653,121 km (0.085 R)
• M16: 21,340,286 km (0.045 R)
• M17: 22,970,005 km (0.069 R)
• M18: 25,567,922 km (0.095 R)
• M19: 26,392,505 km (0.115 R)
• M20: 27,405,283 km (0.074 R)
• M21: 28,619,419 km (0.096 R)
• M22: 29,239,801 km (0.094 R)
• M23: 31,248,003 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520.2

Radius: 4.9

Gravity: 21.67 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.31 AU - 7.39 AU

Year: 12160 Days

Day: 24.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 86,441,038 km

• M1: 61,186 km (0.103 R)
• M2: 249,828 km (0.095 R)
• M3: 413,189 km (0.106 R)
• M4: 598,092 km (0.076 R)
• M5: 1,616,255 km (0.114 R)
• M6: 2,231,252 km (0.113 R)
• M7: 3,515,550 km (0.09 R)
• M8: 3,935,022 km (0.07 R)
• M9: 4,872,851 km (0.046 R)
• M10: 6,243,617 km (0.108 R)
• M11: 7,553,196 km (0.082 R)
• M12: 7,723,439 km (0.04 R)
• M13: 9,324,734 km (0.06 R)
• M14: 10,437,294 km (0.092 R)
• M15: 12,267,773 km (0.066 R)
• M16: 14,044,099 km (0.1 R)
• M17: 14,893,216 km (0.105 R)
• M18: 16,336,536 km (0.101 R)
• M19: 21,053,357 km (0.043 R)
• M20: 27,097,410 km (0.106 R)
• M21: 30,511,982 km (0.075 R)
• M22: 32,490,264 km (0.11 R)
• M23: 33,855,494 km (0.098 R)
• M24: 37,930,690 km (0.043 R)
• M25: 41,127,447 km (0.089 R)
• M26: 47,760,018 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 760.9

Radius: 3.7

Gravity: 55.58 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 9.03 AU - 11.91 AU

Year: 22978 Days

Day: 21.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 86,441,038 km

• M1: 46,375 km (0.047 R)
• M2: 214,823 km (0.099 R)
• M3: 367,712 km (0.115 R)
• M4: 541,544 km (0.055 R)
• M5: 747,541 km (0.054 R)
• M6: 869,164 km (0.07 R)
• M7: 1,138,889 km (0.096 R)
• M8: 1,765,554 km (0.085 R)
• M9: 2,798,079 km (0.115 R)
• M10: 3,094,731 km (0.066 R)
• M11: 3,471,718 km (0.082 R)
• M12: 3,655,723 km (0.071 R)
• M13: 3,781,984 km (0.102 R)
• M14: 9,073,111 km (0.108 R)
• M15: 9,188,600 km (0.097 R)
• M16: 9,902,332 km (0.109 R)
• M17: 11,709,773 km (0.08 R)
• M18: 14,895,610 km (0.118 R)
• M19: 16,815,698 km (0.048 R)
• M20: 24,324,015 km (0.098 R)
• M21: 25,110,751 km (0.119 R)
• M22: 29,934,235 km (0.07 R)
• M23: 30,967,806 km (0.113 R)
• M24: 35,055,419 km (0.114 R)
• M25: 37,524,083 km (0.091 R)
• M26: 44,446,425 km (0.058 R)
• M27: 46,471,980 km (0.104 R)
• M28: 53,103,355 km (0.072 R)
• M29: 54,045,223 km (0.09 R)
• M30: 56,937,398 km (0.068 R)
• M31: 59,931,151 km (0.045 R)
• M32: 63,238,162 km (0.097 R)
• M33: 66,882,964 km (0.093 R)
• M34: 67,760,505 km (0.088 R)
• M35: 70,665,397 km (0.091 R)
• M36: 72,955,590 km (0.113 R)
• M37: 76,482,809 km (0.118 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 16,810 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit