🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.37 AU - 2.09 AU

Year: 831 Days

Day: 30.5 Hours

Environment

Temp: -47 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.62 AU - 3.4 AU

Year: 1907 Days

Day: 48 Hours

Environment

Temp: -93 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.17 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.5

Radius: 10.2

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 7.85 AU - 10.79 AU

Year: 10392 Days

Day: 13.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,093,657 km

• M1: 126,859 km (0.118 R)
• M2: 506,688 km (0.109 R)
• M3: 1,090,120 km (0.097 R)
• M4: 1,495,680 km (0.073 R)
• M5: 2,228,410 km (0.047 R)
• M6: 2,735,995 km (0.102 R)
• M7: 4,394,737 km (0.104 R)
• M8: 5,143,324 km (0.081 R)
• M9: 5,660,035 km (0.054 R)
• M10: 7,087,947 km (0.115 R)
• M11: 8,370,599 km (0.067 R)
• M12: 11,708,726 km (0.092 R)
• M13: 13,697,181 km (0.053 R)
• M14: 15,123,447 km (0.105 R)
• M15: 19,929,279 km (0.106 R)
• M16: 23,327,095 km (0.117 R)
• M17: 26,851,322 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.1

Radius: 10.2

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 11.6 AU - 11.66 AU

Year: 14486 Days

Day: 8.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,093,657 km

• M1: 127,308 km (0.073 R)
• M2: 455,825 km (0.042 R)
• M3: 954,883 km (0.093 R)
• M4: 1,591,871 km (0.111 R)
• M5: 2,101,102 km (0.094 R)
• M6: 3,573,893 km (0.088 R)
• M7: 5,641,037 km (0.081 R)
• M8: 6,327,990 km (0.073 R)
• M9: 7,029,454 km (0.079 R)
• M10: 8,177,768 km (0.046 R)
• M11: 8,587,067 km (0.099 R)
• M12: 10,102,643 km (0.105 R)
• M13: 20,594,241 km (0.082 R)
• M14: 23,926,235 km (0.091 R)
• M15: 28,420,603 km (0.115 R)
• M16: 29,573,105 km (0.032 R)
• M17: 34,144,517 km (0.091 R)
• M18: 34,732,287 km (0.081 R)
• M19: 48,248,305 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.1

Radius: 10.6

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 10.39 AU - 13.57 AU

Year: 15145 Days

Day: 13.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,093,657 km

• M1: 134,040 km (0.096 R)
• M2: 626,665 km (0.115 R)
• M3: 1,454,241 km (0.113 R)
• M4: 3,146,941 km (0.044 R)
• M5: 3,940,558 km (0.091 R)
• M6: 4,594,899 km (0.114 R)
• M7: 5,247,893 km (0.035 R)
• M8: 6,738,935 km (0.041 R)
• M9: 7,628,594 km (0.12 R)
• M10: 10,364,589 km (0.027 R)
• M11: 10,945,927 km (0.114 R)
• M12: 14,113,961 km (0.103 R)
• M13: 15,194,506 km (0.089 R)
• M14: 16,878,081 km (0.1 R)
• M15: 17,520,005 km (0.096 R)
• M16: 22,962,226 km (0.117 R)
• M17: 24,863,914 km (0.054 R)
• M18: 28,300,327 km (0.081 R)
• M19: 29,092,148 km (0.088 R)
• M20: 37,434,474 km (0.086 R)
• M21: 51,301,448 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.2

Radius: 10.5

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 11.19 AU - 13.57 AU

Year: 15910 Days

Day: 9.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 45,093,657 km

• M1: 131,048 km (0.081 R)
• M2: 478,414 km (0.107 R)
• M3: 1,151,604 km (0.096 R)
• M4: 1,785,301 km (0.069 R)
• M5: 3,182,545 km (0.03 R)
• M6: 3,631,638 km (0.065 R)
• M7: 4,560,341 km (0.112 R)
• M8: 5,168,158 km (0.077 R)
• M9: 5,906,124 km (0.072 R)
• M10: 6,545,804 km (0.04 R)
• M11: 6,925,484 km (0.091 R)
• M12: 7,364,703 km (0.082 R)
• M13: 9,050,372 km (0.088 R)
• M14: 11,822,869 km (0.098 R)
• M15: 12,579,685 km (0.118 R)
• M16: 15,933,370 km (0.045 R)
• M17: 17,815,162 km (0.069 R)
• M18: 20,999,951 km (0.098 R)
• M19: 21,365,568 km (0.11 R)
• M20: 21,735,374 km (0.07 R)
• M21: 23,945,533 km (0.096 R)
• M22: 24,344,660 km (0.101 R)
• M23: 26,619,744 km (0.109 R)
• M24: 31,231,847 km (0.045 R)
• M25: 38,901,281 km (0.063 R)
• M26: 42,728,443 km (0.051 R)
• M27: 43,611,669 km (0.063 R)
• M28: 44,808,452 km (0.088 R)
• M29: 49,491,314 km (0.031 R)
• M30: 50,629,006 km (0.049 R)
• M31: 55,529,084 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 402.6

Radius: 6.2

Gravity: 10.47 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 11.4 AU - 17.2 AU

Year: 19751 Days

Day: 20.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,093,657 km

• M1: 97,837 km (0.104 R)
• M2: 1,028,336 km (0.114 R)
• M3: 1,333,515 km (0.092 R)
• M4: 2,284,509 km (0.106 R)
• M5: 2,646,985 km (0.115 R)
• M6: 3,223,236 km (0.096 R)
• M7: 5,829,679 km (0.089 R)
• M8: 6,023,558 km (0.098 R)
• M9: 7,190,422 km (0.106 R)
• M10: 8,353,096 km (0.049 R)
• M11: 13,577,054 km (0.061 R)
• M12: 15,712,414 km (0.032 R)
• M13: 16,938,219 km (0.104 R)
• M14: 20,456,910 km (0.111 R)
• M15: 28,897,521 km (0.097 R)
• M16: 33,254,859 km (0.054 R)
• M17: 34,630,261 km (0.062 R)
• M18: 44,881,605 km (0.076 R)
• M19: 46,097,985 km (0.103 R)
• M20: 54,202,151 km (0.087 R)
• M21: 56,983,175 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 97.1

Radius: 4.2

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 13.11 AU - 19.67 AU

Year: 24236 Days

Day: 20.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,093,657 km

• M1: 132,095 km (0.054 R)
• M2: 429,047 km (0.119 R)
• M3: 572,212 km (0.051 R)
• M4: 958,623 km (0.115 R)
• M5: 1,368,222 km (0.117 R)
• M6: 2,153,611 km (0.118 R)
• M7: 2,602,554 km (0.116 R)
• M8: 3,941,605 km (0.079 R)
• M9: 4,551,814 km (0.119 R)
• M10: 5,002,403 km (0.108 R)
• M11: 5,784,351 km (0.103 R)
• M12: 6,872,377 km (0.091 R)
• M13: 7,835,787 km (0.103 R)
• M14: 8,047,318 km (0.107 R)
• M15: 8,262,590 km (0.109 R)
• M16: 11,422,246 km (0.079 R)
• M17: 12,536,302 km (0.085 R)
• M18: 14,028,092 km (0.116 R)
• M19: 16,585,168 km (0.118 R)
• M20: 16,724,144 km (0.026 R)
• M21: 18,751,644 km (0.081 R)
• M22: 19,436,653 km (0.109 R)
• M23: 24,256,098 km (0.099 R)
• M24: 25,160,267 km (0.11 R)
• M25: 28,204,285 km (0.118 R)
• M26: 33,216,861 km (0.057 R)
• M27: 35,125,430 km (0.112 R)
• M28: 40,026,705 km (0.091 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: 210 - 12,793 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit