🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.7

Radius: 13.3

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.84 AU - 0.88 AU

Year: 523 Days

Day: 14.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 71,488,315 km

• M1: 167,400 km (0.044 R)
• M2: 600,187 km (0.117 R)
• M3: 1,079,947 km (0.117 R)
• M4: 1,593,068 km (0.115 R)
• M5: 2,262,069 km (0.115 R)
• M6: 2,864,650 km (0.116 R)

Asteroid Belt

Center: 3.32 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.5

Radius: 14

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.53 AU - 7.01 AU

Year: 9092 Days

Day: 10.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 71,488,315 km

• M1: 174,431 km (0.116 R)
• M2: 745,297 km (0.098 R)
• M3: 1,244,205 km (0.103 R)
• M4: 1,701,377 km (0.1 R)
• M5: 2,344,199 km (0.12 R)
• M6: 2,929,575 km (0.115 R)
• M7: 4,773,518 km (0.119 R)
• M8: 7,179,052 km (0.079 R)
• M9: 7,702,196 km (0.098 R)
• M10: 9,426,611 km (0.111 R)
• M11: 10,918,999 km (0.102 R)
• M12: 13,385,569 km (0.099 R)
• M13: 14,685,125 km (0.088 R)
• M14: 15,136,612 km (0.095 R)
• M15: 16,067,260 km (0.091 R)
• M16: 17,969,696 km (0.11 R)
• M17: 18,786,351 km (0.108 R)
• M18: 20,096,978 km (0.055 R)
• M19: 22,557,414 km (0.101 R)
• M20: 25,396,483 km (0.093 R)
• M21: 25,954,333 km (0.097 R)
• M22: 27,190,759 km (0.102 R)
• M23: 28,466,081 km (0.096 R)
• M24: 29,169,191 km (0.08 R)
• M25: 31,775,186 km (0.064 R)
• M26: 34,081,237 km (0.086 R)
• M27: 34,988,399 km (0.061 R)
• M28: 39,643,137 km (0.058 R)
• M29: 44,695,206 km (0.111 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 814.5

Radius: 4.5

Gravity: 40.22 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.49 AU - 8.11 AU

Year: 12939 Days

Day: 22.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 71,488,315 km

• M1: 90,357 km (0.104 R)
• M2: 351,854 km (0.097 R)
• M3: 760,556 km (0.109 R)
• M4: 1,465,162 km (0.083 R)
• M5: 2,423,635 km (0.052 R)
• M6: 2,937,354 km (0.077 R)
• M7: 3,258,242 km (0.097 R)
• M8: 4,583,230 km (0.099 R)
• M9: 5,014,521 km (0.077 R)
• M10: 5,364,430 km (0.107 R)
• M11: 5,508,942 km (0.047 R)
• M12: 5,730,496 km (0.107 R)
• M13: 6,152,063 km (0.12 R)
• M14: 6,676,553 km (0.104 R)
• M15: 7,143,298 km (0.116 R)
• M16: 7,586,108 km (0.061 R)
• M17: 10,522,265 km (0.062 R)
• M18: 10,806,202 km (0.105 R)
• M19: 11,037,032 km (0.109 R)
• M20: 11,448,725 km (0.119 R)
• M21: 12,054,596 km (0.079 R)
• M22: 12,809,467 km (0.118 R)
• M23: 15,922,001 km (0.04 R)
• M24: 16,371,692 km (0.071 R)
• M25: 18,665,326 km (0.098 R)
• M26: 18,914,257 km (0.109 R)
• M27: 19,333,879 km (0.079 R)
• M28: 19,588,644 km (0.09 R)
• M29: 20,630,294 km (0.089 R)
• M30: 21,074,899 km (0.106 R)
• M31: 22,540,809 km (0.07 R)
• M32: 22,728,704 km (0.091 R)
• M33: 23,490,755 km (0.077 R)
• M34: 23,780,826 km (0.091 R)
• M35: 26,292,125 km (0.062 R)
• M36: 26,814,820 km (0.087 R)
• M37: 27,772,845 km (0.058 R)
• M38: 32,070,492 km (0.119 R)
• M39: 33,882,272 km (0.103 R)
• M40: 34,501,009 km (0.069 R)
• M41: 39,315,966 km (0.083 R)
• M42: 40,412,818 km (0.11 R)
• M43: 46,812,166 km (0.086 R)
• M44: 47,425,367 km (0.042 R)
• M45: 50,732,677 km (0.111 R)
• M46: 54,697,021 km (0.116 R)
• M47: 54,866,515 km (0.108 R)
• M48: 57,451,566 km (0.109 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 586

Radius: 5.4

Gravity: 20.1 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 8.15 AU - 10.11 AU

Year: 18097 Days

Day: 20.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 71,488,315 km

• M1: 67,469 km (0.054 R)
• M2: 447,896 km (0.119 R)
• M3: 921,074 km (0.081 R)
• M4: 1,134,700 km (0.077 R)
• M5: 1,366,577 km (0.114 R)
• M6: 1,663,080 km (0.043 R)
• M7: 1,835,715 km (0.101 R)
• M8: 2,058,915 km (0.06 R)
• M9: 2,697,100 km (0.051 R)
• M10: 3,164,593 km (0.108 R)
• M11: 3,349,796 km (0.118 R)
• M12: 3,655,574 km (0.109 R)
• M13: 4,010,270 km (0.062 R)
• M14: 4,551,665 km (0.065 R)
• M15: 5,662,279 km (0.112 R)
• M16: 6,637,957 km (0.119 R)
• M17: 7,165,738 km (0.101 R)
• M18: 11,607,748 km (0.096 R)
• M19: 13,102,829 km (0.067 R)
• M20: 14,794,930 km (0.086 R)
• M21: 15,846,603 km (0.071 R)
• M22: 19,652,074 km (0.098 R)
• M23: 22,147,516 km (0.096 R)
• M24: 23,520,974 km (0.113 R)
• M25: 24,330,897 km (0.065 R)
• M26: 26,762,461 km (0.115 R)
• M27: 27,644,939 km (0.097 R)
• M28: 29,818,147 km (0.107 R)
• M29: 33,350,601 km (0.117 R)
• M30: 35,021,011 km (0.107 R)
• M31: 37,152,182 km (0.054 R)
• M32: 37,698,215 km (0.118 R)
• M33: 37,973,325 km (0.096 R)
• M34: 44,827,900 km (0.069 R)
• M35: 54,191,829 km (0.114 R)
• M36: 55,247,242 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 619.8

Radius: 3.1

Gravity: 64.5 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 8.87 AU - 10.09 AU

Year: 19148 Days

Day: 15.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,488,315 km

• M1: 39,195 km (0.096 R)
• M2: 885,470 km (0.103 R)
• M3: 1,209,349 km (0.063 R)
• M4: 1,524,552 km (0.048 R)
• M5: 1,817,465 km (0.07 R)
• M6: 2,026,154 km (0.094 R)
• M7: 3,456,160 km (0.118 R)
• M8: 6,208,312 km (0.114 R)
• M9: 6,334,722 km (0.045 R)
• M10: 8,547,873 km (0.082 R)
• M11: 8,757,160 km (0.081 R)
• M12: 12,121,616 km (0.102 R)
• M13: 13,340,241 km (0.063 R)
• M14: 15,317,924 km (0.117 R)
• M15: 20,580,029 km (0.106 R)
• M16: 28,293,146 km (0.056 R)
• M17: 29,701,760 km (0.108 R)
• M18: 30,544,594 km (0.074 R)
• M19: 31,279,568 km (0.115 R)
• M20: 31,651,618 km (0.099 R)
• M21: 37,450,181 km (0.048 R)
• M22: 39,146,172 km (0.038 R)
• M23: 42,387,061 km (0.047 R)
• M24: 45,802,380 km (0.089 R)
• M25: 48,068,638 km (0.078 R)
• M26: 58,817,245 km (0.119 R)
• M27: 68,529,289 km (0.11 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 13,314 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit