🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.8

Radius: 10.8

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.75 AU - 1.03 AU

Year: 569 Days

Day: 8.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,375,201 km

• M1: 134,937 km (0.082 R)
• M2: 484,099 km (0.114 R)
• M3: 861,833 km (0.042 R)
• M4: 1,245,402 km (0.043 R)
• M5: 1,633,459 km (0.108 R)
• M6: 2,715,650 km (0.117 R)
• M7: 3,465,883 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.8

Radius: 9.1

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 1.08 AU - 1.14 AU

Year: 793 Days

Day: 10.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,375,201 km

• M1: 113,246 km (0.106 R)
• M2: 549,473 km (0.075 R)
• M3: 1,202,318 km (0.11 R)
• M4: 1,545,496 km (0.078 R)
• M5: 2,014,335 km (0.083 R)
• M6: 2,423,934 km (0.101 R)
• M7: 3,590,199 km (0.095 R)
• M8: 4,446,647 km (0.105 R)
• M9: 4,771,125 km (0.092 R)
• M10: 5,061,794 km (0.083 R)
• M11: 6,211,902 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.9

Radius: 8.9

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.59 AU - 4.17 AU

Year: 4215 Days

Day: 12.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,375,201 km

• M1: 111,002 km (0.078 R)
• M2: 426,504 km (0.107 R)
• M3: 785,538 km (0.102 R)
• M4: 1,300,454 km (0.114 R)
• M5: 1,608,177 km (0.1 R)
• M6: 2,090,929 km (0.091 R)
• M7: 2,445,177 km (0.055 R)
• M8: 2,776,088 km (0.114 R)
• M9: 3,491,764 km (0.071 R)
• M10: 3,953,124 km (0.113 R)
• M11: 5,509,091 km (0.086 R)
• M12: 5,816,515 km (0.101 R)
• M13: 6,108,380 km (0.086 R)
• M14: 7,103,056 km (0.091 R)
• M15: 9,519,062 km (0.066 R)
• M16: 10,000,468 km (0.095 R)
• M17: 10,812,485 km (0.07 R)
• M18: 13,512,278 km (0.056 R)
• M19: 13,837,653 km (0.089 R)
• M20: 14,601,051 km (0.105 R)
• M21: 16,420,760 km (0.101 R)
• M22: 17,276,310 km (0.081 R)
• M23: 18,386,925 km (0.098 R)
• M24: 19,426,630 km (0.062 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 813.6

Radius: 5.9

Gravity: 23.37 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5.78 AU - 6.24 AU

Year: 9993 Days

Day: 18.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 50,375,201 km

• M1: 73,303 km (0.088 R)
• M2: 326,722 km (0.115 R)
• M3: 569,968 km (0.098 R)
• M4: 756,367 km (0.09 R)
• M5: 1,374,056 km (0.11 R)
• M6: 1,764,956 km (0.043 R)
• M7: 1,978,133 km (0.08 R)
• M8: 2,321,011 km (0.118 R)
• M9: 2,619,010 km (0.107 R)
• M10: 3,747,277 km (0.115 R)
• M11: 4,330,709 km (0.12 R)
• M12: 5,233,532 km (0.089 R)
• M13: 6,754,793 km (0.038 R)
• M14: 8,185,098 km (0.098 R)
• M15: 8,548,920 km (0.08 R)
• M16: 9,857,004 km (0.072 R)
• M17: 10,692,059 km (0.104 R)
• M18: 12,265,679 km (0.111 R)
• M19: 16,501,393 km (0.068 R)
• M20: 18,283,852 km (0.109 R)
• M21: 20,438,360 km (0.031 R)
• M22: 22,314,318 km (0.118 R)
• M23: 23,475,347 km (0.066 R)
• M24: 26,701,126 km (0.083 R)
• M25: 28,834,391 km (0.102 R)
• M26: 36,885,599 km (0.054 R)
• M27: 37,131,837 km (0.116 R)
• M28: 38,002,347 km (0.11 R)
• M29: 38,253,522 km (0.091 R)
• M30: 39,783,908 km (0.087 R)
• M31: 41,887,404 km (0.118 R)
• M32: 42,694,933 km (0.087 R)
• M33: 45,039,281 km (0.073 R)
• M34: 47,613,711 km (0.08 R)
• M35: 49,383,304 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 540.9

Radius: 4.6

Gravity: 25.56 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 5.79 AU - 8.47 AU

Year: 12913 Days

Day: 18 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,375,201 km

• M1: 91,703 km (0.064 R)
• M2: 363,224 km (0.112 R)
• M3: 543,190 km (0.057 R)
• M4: 838,496 km (0.113 R)
• M5: 1,960,330 km (0.117 R)
• M6: 3,194,214 km (0.104 R)
• M7: 3,621,465 km (0.059 R)
• M8: 4,229,730 km (0.091 R)
• M9: 6,656,507 km (0.105 R)
• M10: 13,179,423 km (0.11 R)
• M11: 15,213,355 km (0.047 R)
• M12: 20,640,766 km (0.107 R)
• M13: 21,409,250 km (0.05 R)
• M14: 24,202,841 km (0.026 R)
• M15: 24,674,972 km (0.093 R)
• M16: 25,637,784 km (0.086 R)
• M17: 33,436,770 km (0.105 R)
• M18: 34,258,511 km (0.082 R)
• M19: 47,805,496 km (0.051 R)
• M20: 50,057,392 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.3

Radius: 6.4

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.17 AU - 9.71 AU

Year: 15175 Days

Day: 24.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,375,201 km

• M1: 79,586 km (0.12 R)
• M2: 301,440 km (0.049 R)
• M3: 1,712,297 km (0.05 R)
• M4: 2,348,836 km (0.077 R)
• M5: 2,710,713 km (0.104 R)
• M6: 3,859,326 km (0.044 R)
• M7: 4,452,182 km (0.032 R)
• M8: 5,301,449 km (0.097 R)
• M9: 5,711,647 km (0.097 R)
• M10: 5,924,674 km (0.059 R)
• M11: 6,216,839 km (0.085 R)
• M12: 10,097,258 km (0.111 R)
• M13: 10,356,810 km (0.046 R)
• M14: 12,008,520 km (0.094 R)
• M15: 12,715,819 km (0.119 R)
• M16: 14,408,369 km (0.103 R)
• M17: 14,870,477 km (0.091 R)
• M18: 15,274,541 km (0.08 R)
• M19: 16,174,821 km (0.063 R)
• M20: 18,541,160 km (0.113 R)
• M21: 18,930,713 km (0.054 R)
• M22: 21,298,099 km (0.119 R)
• M23: 21,811,370 km (0.072 R)
• M24: 24,595,835 km (0.057 R)
• M25: 31,515,634 km (0.108 R)
• M26: 33,199,358 km (0.073 R)
• M27: 36,501,132 km (0.071 R)
• M28: 41,455,664 km (0.105 R)
• M29: 48,439,043 km (0.108 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 14,627 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit