🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.1

Radius: 11.8

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.99 AU - 1.05 AU

Year: 676 Days

Day: 8.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,696,989 km

• M1: 155,133 km (0.094 R)
• M2: 555,606 km (0.078 R)
• M3: 935,585 km (0.059 R)
• M4: 1,832,424 km (0.073 R)
• M5: 2,459,090 km (0.099 R)
• M6: 2,852,383 km (0.055 R)
• M7: 3,384,652 km (0.118 R)
• M8: 3,958,060 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.8

Radius: 12.3

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.55 AU - 2.03 AU

Year: 1571 Days

Day: 5.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,696,989 km

• M1: 153,188 km (0.05 R)
• M2: 576,251 km (0.091 R)
• M3: 2,421,391 km (0.049 R)
• M4: 2,854,477 km (0.114 R)
• M5: 3,539,037 km (0.1 R)
• M6: 4,100,478 km (0.111 R)
• M7: 4,532,067 km (0.072 R)
• M8: 5,216,179 km (0.052 R)
• M9: 6,311,833 km (0.076 R)
• M10: 6,815,529 km (0.115 R)
• M11: 8,207,238 km (0.117 R)
• M12: 9,224,953 km (0.071 R)
• M13: 10,588,388 km (0.053 R)
• M14: 11,370,785 km (0.093 R)
• M15: 11,901,558 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439

Radius: 9.2

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.28 AU - 3.34 AU

Year: 3090 Days

Day: 14.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,696,989 km

• M1: 114,442 km (0.115 R)
• M2: 539,899 km (0.105 R)
• M3: 1,289,085 km (0.105 R)
• M4: 1,670,410 km (0.07 R)
• M5: 2,076,119 km (0.054 R)
• M6: 2,461,184 km (0.061 R)
• M7: 3,087,102 km (0.03 R)
• M8: 3,892,387 km (0.04 R)
• M9: 4,417,924 km (0.112 R)
• M10: 4,876,292 km (0.047 R)
• M11: 6,389,774 km (0.051 R)
• M12: 6,749,108 km (0.104 R)
• M13: 7,328,351 km (0.076 R)
• M14: 8,194,373 km (0.114 R)
• M15: 8,752,523 km (0.113 R)
• M16: 9,092,559 km (0.033 R)
• M17: 10,165,923 km (0.102 R)
• M18: 10,733,348 km (0.098 R)
• M19: 11,083,856 km (0.115 R)
• M20: 11,766,770 km (0.104 R)
• M21: 13,127,961 km (0.063 R)
• M22: 15,215,749 km (0.032 R)
• M23: 16,364,062 km (0.114 R)
• M24: 17,090,809 km (0.08 R)
• M25: 17,462,111 km (0.079 R)
• M26: 18,166,118 km (0.088 R)
• M27: 18,776,328 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 262.3

Radius: 7.1

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.23 AU - 8.71 AU

Year: 12071 Days

Day: 22.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 63,696,989 km

• M1: 88,412 km (0.038 R)
• M2: 375,790 km (0.109 R)
• M3: 871,856 km (0.027 R)
• M4: 1,272,629 km (0.083 R)
• M5: 1,834,967 km (0.082 R)
• M6: 2,423,934 km (0.09 R)
• M7: 2,723,280 km (0.09 R)
• M8: 3,240,589 km (0.118 R)
• M9: 3,772,709 km (0.111 R)
• M10: 5,099,043 km (0.069 R)
• M11: 5,818,310 km (0.107 R)
• M12: 6,253,789 km (0.108 R)
• M13: 7,379,962 km (0.07 R)
• M14: 7,612,587 km (0.091 R)
• M15: 9,113,502 km (0.118 R)
• M16: 10,027,545 km (0.095 R)
• M17: 10,555,626 km (0.099 R)
• M18: 10,801,714 km (0.062 R)
• M19: 13,943,569 km (0.117 R)
• M20: 14,420,038 km (0.048 R)
• M21: 14,968,763 km (0.094 R)
• M22: 15,342,309 km (0.063 R)
• M23: 16,173,026 km (0.115 R)
• M24: 17,509,084 km (0.106 R)
• M25: 21,956,779 km (0.091 R)
• M26: 23,675,957 km (0.074 R)
• M27: 24,353,935 km (0.106 R)
• M28: 25,307,023 km (0.111 R)
• M29: 25,748,486 km (0.108 R)
• M30: 27,011,691 km (0.113 R)
• M31: 30,548,334 km (0.105 R)
• M32: 31,452,952 km (0.069 R)
• M33: 33,315,745 km (0.038 R)
• M34: 36,694,263 km (0.062 R)
• M35: 37,032,803 km (0.084 R)
• M36: 38,408,057 km (0.064 R)
• M37: 38,874,054 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 371.3

Radius: 5.7

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 9.5 AU - 10.54 AU

Year: 20807 Days

Day: 20.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,696,989 km

• M1: 71,059 km (0.085 R)
• M2: 264,788 km (0.071 R)
• M3: 703,260 km (0.041 R)
• M4: 2,040,665 km (0.096 R)
• M5: 2,255,038 km (0.088 R)
• M6: 2,484,372 km (0.051 R)
• M7: 3,507,322 km (0.104 R)
• M8: 3,730,223 km (0.103 R)
• M9: 5,527,791 km (0.085 R)
• M10: 7,602,414 km (0.093 R)
• M11: 9,868,672 km (0.071 R)
• M12: 11,485,825 km (0.08 R)
• M13: 13,677,135 km (0.118 R)
• M14: 13,882,982 km (0.065 R)
• M15: 15,604,554 km (0.034 R)
• M16: 18,032,527 km (0.103 R)
• M17: 19,207,319 km (0.075 R)
• M18: 19,813,340 km (0.04 R)
• M19: 20,791,411 km (0.083 R)
• M20: 24,619,621 km (0.108 R)
• M21: 27,128,527 km (0.081 R)
• M22: 27,781,222 km (0.062 R)
• M23: 28,333,238 km (0.114 R)
• M24: 31,799,720 km (0.105 R)
• M25: 40,823,613 km (0.107 R)
• M26: 41,680,510 km (0.11 R)
• M27: 44,774,344 km (0.117 R)
• M28: 48,493,496 km (0.111 R)
• M29: 58,320,431 km (0.079 R)
• M30: 59,955,236 km (0.08 R)
• M31: 62,936,572 km (0.117 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 14,849 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit