🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.2

Radius: 11.9

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.89 AU - 1.03 AU

Year: 649 Days

Day: 8.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 55,724,545 km

• M1: 151,393 km (0.094 R)
• M2: 679,025 km (0.091 R)
• M3: 1,570,030 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.8

Radius: 10.2

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.85 AU - 1.21 AU

Year: 722 Days

Day: 13.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,724,545 km

• M1: 126,859 km (0.082 R)
• M2: 468,241 km (0.073 R)
• M3: 797,207 km (0.111 R)
• M4: 1,132,007 km (0.032 R)
• M5: 1,611,019 km (0.115 R)
• M6: 1,987,109 km (0.092 R)
• M7: 2,738,389 km (0.11 R)
• M8: 3,186,584 km (0.105 R)
• M9: 3,640,165 km (0.113 R)
• M10: 4,409,248 km (0.054 R)
• M11: 4,728,639 km (0.098 R)
• M12: 5,320,299 km (0.084 R)
• M13: 6,268,450 km (0.112 R)
• M14: 6,805,058 km (0.073 R)
• M15: 7,256,095 km (0.103 R)
• M16: 8,967,495 km (0.09 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 13.8

Radius: 3.8

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.74 AU - 6.94 AU

Year: 9742 Days

Day: 18.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 55,724,545 km

• M1: 47,722 km (0.06 R)
• M2: 175,927 km (0.087 R)
• M3: 388,655 km (0.116 R)
• M4: 1,250,040 km (0.048 R)
• M5: 1,916,199 km (0.109 R)
• M6: 3,149,933 km (0.064 R)
• M7: 4,027,175 km (0.039 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 527.2

Radius: 3.3

Gravity: 48.41 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 5.41 AU - 6.31 AU

Year: 9792 Days

Day: 17.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 55,724,545 km

• M1: 40,990 km (0.069 R)
• M2: 187,147 km (0.12 R)
• M3: 333,154 km (0.12 R)
• M4: 654,341 km (0.032 R)
• M5: 1,197,830 km (0.074 R)
• M6: 1,445,714 km (0.057 R)
• M7: 1,610,271 km (0.091 R)
• M8: 1,928,317 km (0.101 R)
• M9: 2,215,245 km (0.105 R)
• M10: 2,323,105 km (0.099 R)
• M11: 3,627,599 km (0.093 R)
• M12: 3,984,390 km (0.116 R)
• M13: 4,336,094 km (0.03 R)
• M14: 5,515,374 km (0.061 R)
• M15: 5,815,168 km (0.104 R)
• M16: 8,097,284 km (0.098 R)
• M17: 8,615,940 km (0.052 R)
• M18: 9,815,116 km (0.073 R)
• M19: 14,133,558 km (0.104 R)
• M20: 14,505,458 km (0.112 R)
• M21: 15,529,157 km (0.079 R)
• M22: 16,531,612 km (0.058 R)
• M23: 16,875,089 km (0.069 R)
• M24: 18,297,016 km (0.077 R)
• M25: 20,814,449 km (0.069 R)
• M26: 24,075,683 km (0.117 R)
• M27: 25,324,676 km (0.12 R)
• M28: 25,506,587 km (0.114 R)
• M29: 26,057,556 km (0.054 R)
• M30: 26,522,655 km (0.095 R)
• M31: 29,030,963 km (0.107 R)
• M32: 29,230,078 km (0.107 R)
• M33: 30,857,104 km (0.112 R)
• M34: 34,401,227 km (0.038 R)
• M35: 35,754,340 km (0.053 R)
• M36: 41,144,950 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 959.6

Radius: 3.7

Gravity: 70.09 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.66 AU - 7.24 AU

Year: 10018 Days

Day: 18.9 Hours

Environment

Temp: -237 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 55,724,545 km

• M1: 46,076 km (0.113 R)
• M2: 163,959 km (0.117 R)
• M3: 657,183 km (0.116 R)
• M4: 1,022,053 km (0.059 R)
• M5: 1,409,362 km (0.116 R)
• M6: 1,598,453 km (0.076 R)
• M7: 3,636,575 km (0.096 R)
• M8: 3,825,517 km (0.03 R)
• M9: 4,164,655 km (0.072 R)
• M10: 4,282,089 km (0.114 R)
• M11: 4,492,723 km (0.041 R)
• M12: 5,268,239 km (0.106 R)
• M13: 6,955,703 km (0.086 R)
• M14: 7,204,933 km (0.082 R)
• M15: 10,299,065 km (0.112 R)
• M16: 12,465,093 km (0.101 R)
• M17: 14,044,697 km (0.09 R)
• M18: 15,540,975 km (0.109 R)
• M19: 16,038,388 km (0.093 R)
• M20: 16,473,269 km (0.091 R)
• M21: 18,765,856 km (0.07 R)
• M22: 18,925,926 km (0.085 R)
• M23: 19,329,840 km (0.067 R)
• M24: 20,322,871 km (0.083 R)
• M25: 21,436,477 km (0.073 R)
• M26: 22,680,384 km (0.108 R)
• M27: 23,412,516 km (0.11 R)
• M28: 26,098,695 km (0.106 R)
• M29: 27,722,281 km (0.08 R)
• M30: 30,063,038 km (0.117 R)
• M31: 30,612,811 km (0.09 R)
• M32: 36,733,159 km (0.118 R)
• M33: 36,858,223 km (0.09 R)
• M34: 37,868,906 km (0.069 R)
• M35: 38,381,279 km (0.061 R)
• M36: 39,027,990 km (0.072 R)
• M37: 41,824,124 km (0.094 R)
• M38: 49,926,943 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.2

Radius: 7.4

Gravity: 8.5 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 6.25 AU - 9.47 AU

Year: 15211 Days

Day: 16 Hours

Environment

Temp: -226 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,724,545 km

• M1: 92,152 km (0.105 R)
• M2: 467,643 km (0.098 R)
• M3: 1,339,649 km (0.092 R)
• M4: 5,613,660 km (0.105 R)
• M5: 6,839,615 km (0.064 R)
• M6: 8,468,586 km (0.118 R)
• M7: 8,998,910 km (0.103 R)
• M8: 9,449,200 km (0.044 R)
• M9: 9,757,671 km (0.115 R)
• M10: 10,613,221 km (0.07 R)
• M11: 11,059,322 km (0.11 R)
• M12: 13,544,142 km (0.106 R)
• M13: 14,881,847 km (0.096 R)
• M14: 19,668,829 km (0.11 R)
• M15: 21,556,604 km (0.088 R)
• M16: 24,034,544 km (0.096 R)
• M17: 33,420,164 km (0.118 R)
• M18: 40,513,048 km (0.086 R)
• M19: 46,447,147 km (0.113 R)
• M20: 49,158,459 km (0.069 R)
• M21: 53,745,728 km (0.048 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 16,292 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit