🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.66 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.8

Radius: 8.6

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.55 AU - 6.07 AU

Year: 8299 Days

Day: 10.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 68.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,956,596 km

• M1: 110,553 km (0.105 R)
• M2: 444,605 km (0.047 R)
• M3: 764,445 km (0.1 R)
• M4: 1,044,343 km (0.083 R)
• M5: 1,726,659 km (0.079 R)
• M6: 2,367,237 km (0.041 R)
• M7: 2,959,644 km (0.116 R)
• M8: 3,647,645 km (0.093 R)
• M9: 3,970,028 km (0.115 R)
• M10: 4,942,265 km (0.117 R)
• M11: 5,846,883 km (0.079 R)
• M12: 6,161,039 km (0.077 R)
• M13: 7,314,438 km (0.087 R)
• M14: 9,778,614 km (0.069 R)
• M15: 10,679,194 km (0.112 R)
• M16: 11,341,763 km (0.119 R)
• M17: 11,931,178 km (0.074 R)
• M18: 12,540,939 km (0.067 R)
• M19: 12,853,449 km (0.079 R)
• M20: 13,822,544 km (0.05 R)
• M21: 16,149,240 km (0.052 R)
• M22: 17,085,274 km (0.105 R)
• M23: 19,409,576 km (0.025 R)
• M24: 20,324,217 km (0.049 R)
• M25: 26,254,127 km (0.059 R)
• M26: 29,794,959 km (0.048 R)
• M27: 31,679,294 km (0.107 R)

Planet 2 - Ice Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.4

Radius: 7.5

Gravity: 15.14 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 6.26 AU - 7.7 AU

Year: 12508 Days

Day: 21.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 63,956,596 km

• M1: 93,349 km (0.099 R)
• M2: 556,953 km (0.107 R)
• M3: 1,432,848 km (0.05 R)
• M4: 1,754,933 km (0.06 R)
• M5: 3,021,877 km (0.053 R)
• M6: 3,555,493 km (0.047 R)
• M7: 3,802,628 km (0.063 R)
• M8: 4,120,524 km (0.11 R)
• M9: 4,743,748 km (0.116 R)
• M10: 5,869,622 km (0.077 R)
• M11: 6,699,292 km (0.077 R)
• M12: 7,470,768 km (0.102 R)
• M13: 8,540,842 km (0.097 R)
• M14: 9,762,907 km (0.069 R)
• M15: 10,249,848 km (0.116 R)
• M16: 12,423,804 km (0.096 R)
• M17: 12,675,876 km (0.105 R)
• M18: 13,190,343 km (0.116 R)
• M19: 14,958,441 km (0.115 R)
• M20: 16,196,662 km (0.105 R)
• M21: 16,725,790 km (0.116 R)
• M22: 18,792,784 km (0.098 R)
• M23: 19,461,486 km (0.104 R)
• M24: 22,111,313 km (0.11 R)
• M25: 23,426,279 km (0.114 R)
• M26: 24,495,604 km (0.088 R)
• M27: 26,108,419 km (0.112 R)
• M28: 30,334,110 km (0.117 R)
• M29: 31,955,900 km (0.118 R)
• M30: 39,973,149 km (0.1 R)
• M31: 40,385,292 km (0.111 R)
• M32: 43,639,195 km (0.117 R)
• M33: 49,391,233 km (0.068 R)
• M34: 50,024,481 km (0.117 R)
• M35: 52,941,938 km (0.119 R)
• M36: 53,438,903 km (0.092 R)
• M37: 56,142,286 km (0.091 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 203.2

Radius: 5.5

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.75 AU - 8.23 AU

Year: 13903 Days

Day: 19.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,956,596 km

• M1: 77,043 km (0.092 R)
• M2: 336,745 km (0.095 R)
• M3: 775,216 km (0.047 R)
• M4: 1,109,867 km (0.086 R)
• M5: 1,346,830 km (0.086 R)
• M6: 1,523,206 km (0.111 R)
• M7: 2,593,578 km (0.062 R)
• M8: 2,950,968 km (0.056 R)
• M9: 3,363,259 km (0.108 R)
• M10: 3,912,583 km (0.109 R)
• M11: 4,802,840 km (0.085 R)
• M12: 4,978,168 km (0.099 R)
• M13: 5,853,765 km (0.06 R)
• M14: 6,293,433 km (0.059 R)
• M15: 6,646,334 km (0.087 R)
• M16: 6,975,150 km (0.087 R)
• M17: 7,784,774 km (0.086 R)
• M18: 8,871,603 km (0.045 R)
• M19: 9,867,326 km (0.096 R)
• M20: 11,653,824 km (0.067 R)
• M21: 12,078,382 km (0.118 R)
• M22: 12,790,020 km (0.098 R)
• M23: 14,176,642 km (0.063 R)
• M24: 16,506,180 km (0.088 R)
• M25: 20,575,093 km (0.097 R)
• M26: 21,038,846 km (0.117 R)
• M27: 21,827,077 km (0.082 R)
• M28: 27,810,843 km (0.106 R)
• M29: 32,981,693 km (0.101 R)
• M30: 35,570,335 km (0.074 R)
• M31: 35,792,039 km (0.103 R)
• M32: 36,350,188 km (0.055 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.6

Radius: 6.9

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 8.41 AU - 12.15 AU

Year: 22355 Days

Day: 18 Hours

Environment

Temp: -242 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,956,596 km

• M1: 89,908 km (0.117 R)
• M2: 458,368 km (0.096 R)
• M3: 1,595,760 km (0.076 R)
• M4: 2,640,702 km (0.079 R)
• M5: 3,217,252 km (0.115 R)
• M6: 3,646,149 km (0.102 R)
• M7: 4,297,348 km (0.039 R)
• M8: 4,585,175 km (0.079 R)
• M9: 11,914,274 km (0.062 R)
• M10: 16,132,634 km (0.077 R)
• M11: 19,904,146 km (0.057 R)
• M12: 28,792,803 km (0.111 R)
• M13: 30,982,467 km (0.088 R)
• M14: 33,903,814 km (0.112 R)
• M15: 40,287,604 km (0.098 R)
• M16: 57,303,913 km (0.064 R)
• M17: 63,003,293 km (0.028 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 207 - 17,665 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit