🌌 Stone's Star System Generator

Asteroid Belt

Center: 1 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.6

Radius: 9.3

Gravity: 9.5 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.56 AU - 2.44 AU

Year: 1886 Days

Day: 9.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,851,837 km

• M1: 115,639 km (0.11 R)
• M2: 521,349 km (0.062 R)
• M3: 992,881 km (0.057 R)
• M4: 1,571,675 km (0.119 R)
• M5: 1,978,282 km (0.106 R)
• M6: 2,322,208 km (0.116 R)
• M7: 2,974,754 km (0.086 R)
• M8: 3,377,920 km (0.112 R)
• M9: 4,137,877 km (0.074 R)
• M10: 5,462,117 km (0.115 R)
• M11: 7,077,176 km (0.093 R)
• M12: 7,948,733 km (0.095 R)
• M13: 8,632,246 km (0.116 R)
• M14: 9,834,564 km (0.119 R)
• M15: 10,259,123 km (0.114 R)
• M16: 10,658,998 km (0.069 R)
• M17: 10,956,249 km (0.095 R)
• M18: 11,374,225 km (0.055 R)
• M19: 12,733,472 km (0.065 R)
• M20: 13,452,289 km (0.109 R)
• M21: 15,297,130 km (0.11 R)
• M22: 16,402,808 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948.4

Radius: 10.3

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.62 AU - 2.44 AU

Year: 1929 Days

Day: 10.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,851,837 km

• M1: 128,056 km (0.086 R)
• M2: 453,880 km (0.051 R)
• M3: 926,908 km (0.067 R)
• M4: 1,555,519 km (0.115 R)
• M5: 2,049,790 km (0.074 R)
• M6: 2,462,979 km (0.068 R)
• M7: 2,916,111 km (0.114 R)
• M8: 3,321,522 km (0.096 R)
• M9: 3,709,279 km (0.089 R)
• M10: 4,409,397 km (0.114 R)
• M11: 5,195,384 km (0.104 R)
• M12: 6,305,999 km (0.118 R)
• M13: 6,987,717 km (0.097 R)
• M14: 7,687,835 km (0.096 R)
• M15: 9,193,537 km (0.108 R)
• M16: 11,117,366 km (0.112 R)
• M17: 11,508,265 km (0.064 R)
• M18: 12,112,042 km (0.051 R)
• M19: 12,568,166 km (0.098 R)
• M20: 13,165,211 km (0.066 R)
• M21: 14,278,369 km (0.119 R)
• M22: 14,881,398 km (0.089 R)
• M23: 17,204,204 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853

Radius: 14.9

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.12 AU - 2.94 AU

Year: 2684 Days

Day: 5.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 30,851,837 km

• M1: 185,651 km (0.106 R)
• M2: 704,008 km (0.115 R)
• M3: 1,466,508 km (0.088 R)
• M4: 2,162,587 km (0.098 R)
• M5: 2,626,789 km (0.12 R)
• M6: 3,124,501 km (0.085 R)
• M7: 3,666,494 km (0.099 R)
• M8: 4,688,248 km (0.081 R)
• M9: 5,378,043 km (0.06 R)
• M10: 6,026,401 km (0.102 R)
• M11: 10,474,245 km (0.095 R)
• M12: 11,614,928 km (0.114 R)
• M13: 12,435,173 km (0.037 R)
• M14: 13,572,865 km (0.101 R)
• M15: 14,239,773 km (0.052 R)
• M16: 15,433,863 km (0.081 R)
• M17: 16,003,083 km (0.112 R)
• M18: 18,944,476 km (0.092 R)
• M19: 19,477,643 km (0.092 R)
• M20: 20,388,544 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 721.6

Radius: 4.4

Gravity: 37.27 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.66 AU - 7.14 AU

Year: 10797 Days

Day: 21.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 30,851,837 km

• M1: 54,753 km (0.09 R)
• M2: 289,322 km (0.106 R)
• M3: 446,699 km (0.072 R)
• M4: 855,849 km (0.029 R)
• M5: 1,030,729 km (0.111 R)
• M6: 1,266,795 km (0.069 R)
• M7: 1,597,107 km (0.106 R)
• M8: 2,197,144 km (0.076 R)
• M9: 2,507,260 km (0.114 R)
• M10: 2,912,970 km (0.098 R)
• M11: 6,425,677 km (0.111 R)
• M12: 7,389,836 km (0.109 R)
• M13: 8,263,936 km (0.076 R)
• M14: 8,585,571 km (0.107 R)
• M15: 10,425,625 km (0.025 R)
• M16: 12,693,529 km (0.108 R)
• M17: 14,331,925 km (0.076 R)
• M18: 14,863,147 km (0.1 R)
• M19: 15,476,349 km (0.079 R)
• M20: 22,121,935 km (0.105 R)
• M21: 23,830,193 km (0.114 R)
• M22: 24,481,093 km (0.064 R)
• M23: 28,016,988 km (0.075 R)
• M24: 28,533,400 km (0.104 R)
• M25: 29,479,158 km (0.041 R)
• M26: 31,101,547 km (0.111 R)
• M27: 31,543,908 km (0.06 R)
• M28: 32,896,572 km (0.055 R)
• M29: 36,080,314 km (0.11 R)
• M30: 38,060,690 km (0.091 R)
• M31: 39,205,862 km (0.101 R)
• M32: 43,188,905 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 87.9

Radius: 3.5

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.48 AU - 9.04 AU

Year: 14415 Days

Day: 23.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,851,837 km

• M1: 48,619 km (0.09 R)
• M2: 235,467 km (0.065 R)
• M3: 480,209 km (0.057 R)
• M4: 691,292 km (0.055 R)
• M5: 1,694,345 km (0.1 R)
• M6: 2,015,233 km (0.091 R)
• M7: 2,182,483 km (0.117 R)
• M8: 5,961,774 km (0.085 R)
• M9: 6,467,864 km (0.097 R)
• M10: 10,120,446 km (0.052 R)
• M11: 11,304,812 km (0.117 R)
• M12: 15,003,619 km (0.107 R)
• M13: 18,697,789 km (0.118 R)
• M14: 26,125,623 km (0.108 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: 421 - 19,000 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit