🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.5

Radius: 12.1

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.47 AU - 0.57 AU

Year: 250 Days

Day: 8.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 71,165,054 km

• M1: 151,543 km (0.108 R)
• M2: 716,574 km (0.116 R)
• M3: 1,581,848 km (0.118 R)
• M4: 2,040,515 km (0.113 R)
• M5: 2,612,428 km (0.108 R)
• M6: 3,027,113 km (0.09 R)
• M7: 3,406,493 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.1

Radius: 8.1

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.26 AU - 1.52 AU

Year: 1093 Days

Day: 9.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,165,054 km

• M1: 103,522 km (0.105 R)
• M2: 362,625 km (0.093 R)
• M3: 704,905 km (0.077 R)
• M4: 1,227,002 km (0.096 R)
• M5: 1,619,696 km (0.102 R)
• M6: 1,901,688 km (0.105 R)
• M7: 2,343,301 km (0.062 R)
• M8: 2,623,797 km (0.036 R)
• M9: 3,545,769 km (0.111 R)
• M10: 4,951,690 km (0.096 R)
• M11: 5,630,265 km (0.105 R)
• M12: 7,079,270 km (0.093 R)
• M13: 8,395,133 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.8

Radius: 13.1

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.03 AU - 6.47 AU

Year: 8022 Days

Day: 9.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,165,054 km

• M1: 163,062 km (0.071 R)
• M2: 701,016 km (0.079 R)
• M3: 1,126,322 km (0.069 R)
• M4: 1,744,162 km (0.109 R)
• M5: 2,176,948 km (0.091 R)
• M6: 2,785,662 km (0.101 R)
• M7: 3,207,827 km (0.088 R)
• M8: 3,801,581 km (0.08 R)
• M9: 4,253,067 km (0.117 R)
• M10: 4,740,457 km (0.07 R)
• M11: 6,034,928 km (0.099 R)
• M12: 6,588,889 km (0.036 R)
• M13: 7,143,149 km (0.059 R)
• M14: 7,799,285 km (0.025 R)
• M15: 9,272,375 km (0.107 R)
• M16: 12,664,208 km (0.116 R)
• M17: 13,471,587 km (0.088 R)
• M18: 15,583,610 km (0.109 R)
• M19: 16,275,800 km (0.111 R)
• M20: 18,603,393 km (0.078 R)
• M21: 21,214,923 km (0.093 R)
• M22: 22,353,961 km (0.085 R)
• M23: 24,291,253 km (0.074 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.9

Radius: 4.3

Gravity: 29.04 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.59 AU - 7.57 AU

Year: 11256 Days

Day: 16 Hours

Environment

Temp: -233 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 71,165,054 km

• M1: 55,351 km (0.062 R)
• M2: 227,987 km (0.098 R)
• M3: 407,654 km (0.1 R)
• M4: 627,114 km (0.081 R)
• M5: 817,852 km (0.111 R)
• M6: 1,817,315 km (0.119 R)
• M7: 2,049,341 km (0.071 R)
• M8: 2,473,002 km (0.086 R)
• M9: 3,877,876 km (0.108 R)
• M10: 4,493,920 km (0.092 R)
• M11: 5,108,318 km (0.091 R)
• M12: 5,336,156 km (0.076 R)
• M13: 5,952,948 km (0.053 R)
• M14: 6,886,738 km (0.12 R)
• M15: 8,219,356 km (0.118 R)
• M16: 10,319,560 km (0.057 R)
• M17: 12,990,630 km (0.094 R)
• M18: 14,291,683 km (0.1 R)
• M19: 16,158,216 km (0.056 R)
• M20: 17,222,156 km (0.104 R)
• M21: 18,483,266 km (0.107 R)
• M22: 19,253,246 km (0.058 R)
• M23: 20,044,319 km (0.087 R)
• M24: 23,248,556 km (0.06 R)
• M25: 24,145,096 km (0.111 R)
• M26: 26,007,141 km (0.116 R)
• M27: 27,070,931 km (0.067 R)
• M28: 28,062,915 km (0.115 R)
• M29: 30,119,138 km (0.058 R)
• M30: 30,969,003 km (0.026 R)
• M31: 34,875,602 km (0.093 R)
• M32: 36,525,966 km (0.064 R)
• M33: 37,248,972 km (0.093 R)
• M34: 38,351,359 km (0.074 R)
• M35: 39,854,668 km (0.117 R)
• M36: 45,425,543 km (0.078 R)
• M37: 47,249,440 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.3

Radius: 5.4

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 6.19 AU - 7.87 AU

Year: 12430 Days

Day: 24.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 162.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 71,165,054 km

• M1: 67,319 km (0.106 R)
• M2: 446,699 km (0.037 R)
• M3: 707,448 km (0.103 R)
• M4: 915,240 km (0.118 R)
• M5: 1,539,960 km (0.071 R)
• M6: 2,189,365 km (0.064 R)
• M7: 2,364,694 km (0.115 R)
• M8: 3,493,709 km (0.098 R)
• M9: 4,942,714 km (0.11 R)
• M10: 5,246,098 km (0.106 R)
• M11: 5,829,679 km (0.099 R)
• M12: 7,194,610 km (0.061 R)
• M13: 9,245,298 km (0.107 R)
• M14: 9,621,387 km (0.12 R)
• M15: 10,902,394 km (0.054 R)
• M16: 12,144,206 km (0.072 R)
• M17: 13,213,681 km (0.105 R)
• M18: 16,069,953 km (0.105 R)
• M19: 19,720,440 km (0.06 R)
• M20: 21,265,786 km (0.105 R)
• M21: 23,732,505 km (0.07 R)
• M22: 26,217,476 km (0.06 R)
• M23: 26,801,655 km (0.087 R)
• M24: 27,394,512 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 524.3

Radius: 3.6

Gravity: 40.46 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 7.91 AU - 11.83 AU

Year: 20678 Days

Day: 17.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,165,054 km

• M1: 45,777 km (0.096 R)
• M2: 248,482 km (0.085 R)
• M3: 466,446 km (0.107 R)
• M4: 675,584 km (0.044 R)
• M5: 898,784 km (0.114 R)
• M6: 2,122,794 km (0.112 R)
• M7: 3,735,608 km (0.095 R)
• M8: 5,276,317 km (0.042 R)
• M9: 5,504,304 km (0.074 R)
• M10: 8,259,298 km (0.1 R)
• M11: 9,478,970 km (0.074 R)
• M12: 20,865,612 km (0.031 R)
• M13: 22,704,618 km (0.078 R)
• M14: 29,216,315 km (0.114 R)
• M15: 31,018,969 km (0.116 R)
• M16: 31,885,141 km (0.088 R)
• M17: 39,979,881 km (0.113 R)
• M18: 40,125,290 km (0.117 R)
• M19: 48,017,326 km (0.072 R)
• M20: 50,013,560 km (0.067 R)
• M21: 53,462,389 km (0.063 R)
• M22: 54,348,757 km (0.109 R)
• M23: 55,064,882 km (0.111 R)
• M24: 56,699,089 km (0.089 R)
• M25: 64,753,738 km (0.112 R)
• M26: 66,573,596 km (0.085 R)
• M27: 67,599,239 km (0.088 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 10,543 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit