🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.41 AU - 1.49 AU

Year: 638 Days

Day: 23.4 Hours

Environment

Temp: -42 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.16 AU - 2.22 AU

Year: 1184 Days

Day: 22.3 Hours

Environment

Temp: -67 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 106,640,351 km

• M1: 17,204 km (0.046 R)
• M2: 423,512 km (0.035 R)

Asteroid Belt

Center: 5.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.5

Radius: 8.9

Gravity: 12.11 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 7.59 AU - 9.15 AU

Year: 8845 Days

Day: 14.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 106,640,351 km

• M1: 110,702 km (0.114 R)
• M2: 997,369 km (0.108 R)
• M3: 1,482,216 km (0.092 R)
• M4: 1,997,730 km (0.117 R)
• M5: 3,242,683 km (0.075 R)
• M6: 3,976,311 km (0.105 R)
• M7: 5,262,554 km (0.081 R)
• M8: 5,563,545 km (0.1 R)
• M9: 5,840,750 km (0.118 R)
• M10: 6,924,137 km (0.047 R)
• M11: 7,204,633 km (0.073 R)
• M12: 7,961,150 km (0.116 R)
• M13: 9,193,836 km (0.082 R)
• M14: 9,533,124 km (0.097 R)
• M15: 10,185,670 km (0.067 R)
• M16: 10,760,724 km (0.103 R)
• M17: 12,915,083 km (0.075 R)
• M18: 13,218,468 km (0.092 R)
• M19: 13,902,729 km (0.113 R)
• M20: 14,873,768 km (0.084 R)
• M21: 16,307,963 km (0.102 R)
• M22: 16,805,974 km (0.071 R)
• M23: 18,361,044 km (0.094 R)
• M24: 19,134,166 km (0.078 R)
• M25: 23,418,948 km (0.118 R)
• M26: 26,023,597 km (0.104 R)
• M27: 40,413,117 km (0.066 R)
• M28: 48,827,099 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 516.7

Radius: 10.4

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 8.9 AU - 11.46 AU

Year: 11863 Days

Day: 12.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 106,640,351 km

• M1: 129,851 km (0.114 R)
• M2: 469,139 km (0.073 R)
• M3: 812,017 km (0.061 R)
• M4: 1,331,122 km (0.091 R)
• M5: 2,184,578 km (0.108 R)
• M6: 2,847,895 km (0.062 R)
• M7: 4,199,212 km (0.119 R)
• M8: 5,096,351 km (0.082 R)
• M9: 7,723,588 km (0.076 R)
• M10: 8,466,491 km (0.12 R)
• M11: 9,842,942 km (0.077 R)
• M12: 10,298,916 km (0.085 R)
• M13: 12,265,829 km (0.065 R)
• M14: 13,034,014 km (0.038 R)
• M15: 13,771,232 km (0.073 R)
• M16: 14,471,200 km (0.076 R)
• M17: 15,667,535 km (0.117 R)
• M18: 19,493,650 km (0.095 R)
• M19: 20,951,481 km (0.112 R)
• M20: 21,622,278 km (0.072 R)
• M21: 21,962,912 km (0.111 R)
• M22: 22,567,736 km (0.068 R)
• M23: 26,627,224 km (0.094 R)
• M24: 27,613,373 km (0.052 R)
• M25: 32,022,621 km (0.053 R)
• M26: 33,137,724 km (0.109 R)
• M27: 34,048,176 km (0.083 R)
• M28: 35,800,266 km (0.109 R)
• M29: 37,122,861 km (0.115 R)
• M30: 44,227,414 km (0.086 R)
• M31: 44,914,966 km (0.081 R)
• M32: 47,020,556 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 508

Radius: 4.5

Gravity: 25.09 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 12.17 AU - 13.43 AU

Year: 16727 Days

Day: 16.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 106,640,351 km

• M1: 69,862 km (0.102 R)
• M2: 216,468 km (0.114 R)
• M3: 1,656,198 km (0.067 R)
• M4: 2,114,267 km (0.037 R)
• M5: 2,542,416 km (0.111 R)
• M6: 3,849,004 km (0.092 R)
• M7: 6,118,254 km (0.098 R)
• M8: 6,643,492 km (0.103 R)
• M9: 7,969,079 km (0.042 R)
• M10: 11,487,022 km (0.044 R)
• M11: 17,220,061 km (0.047 R)
• M12: 17,937,383 km (0.11 R)
• M13: 25,210,532 km (0.111 R)
• M14: 29,489,630 km (0.12 R)
• M15: 38,500,957 km (0.102 R)
• M16: 43,552,129 km (0.037 R)
• M17: 48,241,125 km (0.095 R)
• M18: 52,589,785 km (0.086 R)
• M19: 57,543,719 km (0.049 R)
• M20: 60,405,675 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 480.6

Radius: 4.3

Gravity: 25.99 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 11.12 AU - 15.44 AU

Year: 17676 Days

Day: 18.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 106,640,351 km

• M1: 83,027 km (0.078 R)
• M2: 486,941 km (0.068 R)
• M3: 654,640 km (0.107 R)
• M4: 1,224,459 km (0.107 R)
• M5: 3,128,690 km (0.084 R)
• M6: 3,715,562 km (0.116 R)
• M7: 5,498,919 km (0.055 R)
• M8: 6,188,415 km (0.095 R)
• M9: 6,637,059 km (0.099 R)
• M10: 7,151,077 km (0.058 R)
• M11: 7,372,781 km (0.077 R)
• M12: 8,257,653 km (0.113 R)
• M13: 8,551,313 km (0.103 R)
• M14: 9,904,277 km (0.101 R)
• M15: 11,096,572 km (0.082 R)
• M16: 12,254,908 km (0.11 R)
• M17: 20,580,029 km (0.111 R)
• M18: 20,848,558 km (0.072 R)
• M19: 29,463,450 km (0.035 R)
• M20: 29,918,826 km (0.117 R)
• M21: 31,077,761 km (0.081 R)
• M22: 38,802,097 km (0.03 R)
• M23: 45,861,920 km (0.095 R)
• M24: 52,223,121 km (0.066 R)
• M25: 57,009,654 km (0.086 R)
• M26: 57,716,354 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.9

Radius: 6.2

Gravity: 22.42 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 14.43 AU - 23.01 AU

Year: 29583 Days

Day: 19.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 106,640,351 km

• M1: 80,334 km (0.115 R)
• M2: 429,645 km (0.071 R)
• M3: 667,954 km (0.1 R)
• M4: 1,356,853 km (0.059 R)
• M5: 1,606,232 km (0.066 R)
• M6: 2,730,161 km (0.063 R)
• M7: 4,339,834 km (0.088 R)
• M8: 5,474,833 km (0.115 R)
• M9: 6,349,831 km (0.117 R)
• M10: 7,051,744 km (0.111 R)
• M11: 7,584,014 km (0.048 R)
• M12: 12,159,165 km (0.097 R)
• M13: 12,461,203 km (0.102 R)
• M14: 14,548,094 km (0.101 R)
• M15: 15,060,766 km (0.103 R)
• M16: 15,673,967 km (0.096 R)
• M17: 17,044,134 km (0.079 R)
• M18: 18,992,497 km (0.116 R)
• M19: 19,604,801 km (0.049 R)
• M20: 23,558,224 km (0.081 R)
• M21: 27,362,348 km (0.063 R)
• M22: 28,671,928 km (0.068 R)
• M23: 39,192,398 km (0.111 R)
• M24: 41,873,641 km (0.117 R)
• M25: 42,909,905 km (0.096 R)
• M26: 43,963,074 km (0.11 R)
• M27: 49,106,847 km (0.062 R)
• M28: 49,488,920 km (0.103 R)
• M29: 53,217,797 km (0.064 R)
• M30: 58,190,131 km (0.045 R)
• M31: 62,339,527 km (0.077 R)
• M32: 70,491,564 km (0.073 R)
• M33: 73,941,889 km (0.115 R)
• M34: 75,200,905 km (0.079 R)
• M35: 76,987,403 km (0.118 R)
• M36: 83,327,510 km (0.05 R)
• M37: 90,865,896 km (0.109 R)
• M38: 98,239,725 km (0.099 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 10,567 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit