🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.76 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.1

Radius: 10

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.26 AU - 1.78 AU

Year: 1250 Days

Day: 8 Hours

Environment

Temp: -199 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,584,118 km

• M1: 124,316 km (0.045 R)
• M2: 496,515 km (0.055 R)
• M3: 915,240 km (0.094 R)
• M4: 1,326,335 km (0.102 R)
• M5: 1,664,576 km (0.082 R)
• M6: 2,060,860 km (0.12 R)
• M7: 2,691,714 km (0.09 R)
• M8: 3,213,512 km (0.067 R)
• M9: 4,513,817 km (0.077 R)
• M10: 5,474,684 km (0.118 R)
• M11: 6,047,494 km (0.083 R)
• M12: 6,543,411 km (0.09 R)
• M13: 7,115,024 km (0.1 R)
• M14: 7,463,737 km (0.057 R)
• M15: 8,061,231 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.5

Radius: 13.7

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.24 AU - 3.48 AU

Year: 4107 Days

Day: 6.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,584,118 km

• M1: 170,542 km (0.067 R)
• M2: 616,493 km (0.111 R)
• M3: 1,617,303 km (0.088 R)
• M4: 2,769,655 km (0.088 R)
• M5: 3,273,201 km (0.111 R)
• M6: 4,268,027 km (0.055 R)
• M7: 6,560,615 km (0.106 R)
• M8: 8,194,523 km (0.118 R)
• M9: 8,766,136 km (0.116 R)
• M10: 10,312,380 km (0.074 R)
• M11: 11,047,803 km (0.084 R)
• M12: 11,568,852 km (0.117 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 149.2

Radius: 4.1

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.75 AU - 7.95 AU

Year: 11955 Days

Day: 22.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 52,584,118 km

• M1: 51,013 km (0.09 R)
• M2: 322,383 km (0.118 R)
• M3: 614,548 km (0.107 R)
• M4: 778,358 km (0.111 R)
• M5: 1,453,643 km (0.114 R)
• M6: 2,253,991 km (0.088 R)
• M7: 2,611,829 km (0.115 R)
• M8: 2,832,785 km (0.052 R)
• M9: 3,187,631 km (0.08 R)
• M10: 3,984,988 km (0.117 R)
• M11: 5,716,733 km (0.092 R)
• M12: 6,281,914 km (0.049 R)
• M13: 11,081,313 km (0.054 R)
• M14: 16,471,922 km (0.071 R)
• M15: 16,720,404 km (0.073 R)
• M16: 18,396,798 km (0.099 R)
• M17: 19,620,958 km (0.1 R)
• M18: 19,900,257 km (0.057 R)
• M19: 20,466,634 km (0.054 R)
• M20: 20,681,756 km (0.076 R)
• M21: 21,116,637 km (0.105 R)
• M22: 23,933,715 km (0.1 R)
• M23: 28,213,111 km (0.094 R)
• M24: 28,927,591 km (0.101 R)
• M25: 29,654,038 km (0.119 R)
• M26: 30,299,553 km (0.049 R)
• M27: 30,860,246 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 402.3

Radius: 6.9

Gravity: 8.45 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 6.8 AU - 7.04 AU

Year: 12139 Days

Day: 18.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 52,584,118 km

• M1: 88,263 km (0.046 R)
• M2: 439,668 km (0.103 R)
• M3: 789,727 km (0.107 R)
• M4: 1,108,221 km (0.1 R)
• M5: 1,341,594 km (0.066 R)
• M6: 1,579,754 km (0.11 R)
• M7: 2,432,910 km (0.098 R)
• M8: 2,667,480 km (0.091 R)
• M9: 3,463,640 km (0.076 R)
• M10: 4,437,372 km (0.098 R)
• M11: 5,128,065 km (0.113 R)
• M12: 6,758,981 km (0.053 R)
• M13: 7,028,407 km (0.057 R)
• M14: 8,222,049 km (0.099 R)
• M15: 9,120,234 km (0.085 R)
• M16: 10,132,114 km (0.053 R)
• M17: 10,536,627 km (0.034 R)
• M18: 11,486,125 km (0.072 R)
• M19: 13,373,152 km (0.109 R)
• M20: 13,737,124 km (0.095 R)
• M21: 15,457,499 km (0.098 R)
• M22: 16,335,040 km (0.084 R)
• M23: 16,751,072 km (0.072 R)
• M24: 20,417,566 km (0.112 R)
• M25: 20,658,120 km (0.088 R)
• M26: 23,958,548 km (0.086 R)
• M27: 26,155,093 km (0.108 R)
• M28: 31,581,606 km (0.097 R)
• M29: 36,758,590 km (0.103 R)
• M30: 41,312,200 km (0.087 R)
• M31: 43,657,446 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 580.4

Radius: 4.1

Gravity: 34.53 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.97 AU - 8.13 AU

Year: 12483 Days

Day: 17.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 52,584,118 km

• M1: 51,013 km (0.112 R)
• M2: 217,814 km (0.12 R)
• M3: 347,217 km (0.079 R)
• M4: 523,742 km (0.088 R)
• M5: 823,536 km (0.092 R)
• M6: 1,085,033 km (0.106 R)
• M7: 1,497,923 km (0.112 R)
• M8: 2,097,512 km (0.067 R)
• M9: 2,401,195 km (0.109 R)
• M10: 3,313,294 km (0.058 R)
• M11: 4,618,086 km (0.119 R)
• M12: 5,933,650 km (0.078 R)
• M13: 6,081,303 km (0.09 R)
• M14: 7,184,887 km (0.086 R)
• M15: 8,185,995 km (0.112 R)
• M16: 9,882,585 km (0.116 R)
• M17: 10,514,337 km (0.09 R)
• M18: 11,512,005 km (0.08 R)
• M19: 11,799,981 km (0.091 R)
• M20: 14,813,331 km (0.096 R)
• M21: 18,773,785 km (0.119 R)
• M22: 19,012,543 km (0.11 R)
• M23: 24,789,414 km (0.087 R)
• M24: 25,755,667 km (0.075 R)
• M25: 27,762,971 km (0.043 R)
• M26: 28,699,304 km (0.077 R)
• M27: 29,335,095 km (0.085 R)
• M28: 29,980,311 km (0.116 R)
• M29: 31,298,867 km (0.088 R)
• M30: 36,960,548 km (0.091 R)
• M31: 38,220,162 km (0.094 R)
• M32: 40,162,690 km (0.082 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 11,119 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit