🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.72 AU - 1.1 AU

Year: 364 Days

Day: 24.3 Hours

Environment

Temp: -28 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,019,429 km

• M1: 53,107 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.24 AU - 1.46 AU

Year: 657 Days

Day: 15.4 Hours

Environment

Temp: -73 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 92,019,429 km

• M1: 39,195 km (0.08 R)
• M2: 425,606 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 2.08 AU - 3.38 AU

Year: 1890 Days

Day: 17.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.35 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.9

Radius: 14.4

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.62 AU - 6.3 AU

Year: 6096 Days

Day: 10.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 92,019,429 km

• M1: 179,218 km (0.117 R)
• M2: 843,433 km (0.101 R)
• M3: 1,381,985 km (0.12 R)
• M4: 2,001,919 km (0.103 R)
• M5: 2,480,931 km (0.077 R)
• M6: 3,158,161 km (0.113 R)
• M7: 4,327,717 km (0.089 R)
• M8: 5,344,683 km (0.103 R)
• M9: 6,085,941 km (0.109 R)
• M10: 6,755,241 km (0.038 R)
• M11: 7,510,561 km (0.103 R)
• M12: 8,084,119 km (0.107 R)
• M13: 9,362,583 km (0.113 R)
• M14: 11,206,676 km (0.08 R)
• M15: 11,703,341 km (0.112 R)
• M16: 12,214,666 km (0.115 R)
• M17: 14,411,361 km (0.049 R)
• M18: 15,481,285 km (0.093 R)
• M19: 18,593,669 km (0.112 R)
• M20: 19,361,854 km (0.095 R)
• M21: 22,490,993 km (0.088 R)
• M22: 24,923,005 km (0.099 R)
• M23: 25,857,244 km (0.072 R)
• M24: 27,976,447 km (0.059 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 167.1

Radius: 3.6

Gravity: 12.89 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 8.43 AU - 13.19 AU

Year: 14891 Days

Day: 17.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 92,019,429 km

• M1: 44,730 km (0.089 R)
• M2: 173,833 km (0.069 R)
• M3: 287,826 km (0.111 R)
• M4: 577,298 km (0.07 R)
• M5: 1,119,291 km (0.115 R)
• M6: 1,371,663 km (0.075 R)
• M7: 2,236,488 km (0.088 R)
• M8: 2,560,218 km (0.108 R)
• M9: 3,277,989 km (0.118 R)
• M10: 3,671,132 km (0.116 R)
• M11: 4,173,033 km (0.11 R)
• M12: 4,719,065 km (0.088 R)
• M13: 4,950,343 km (0.118 R)
• M14: 5,951,751 km (0.096 R)
• M15: 6,535,033 km (0.045 R)
• M16: 7,155,715 km (0.099 R)
• M17: 7,656,120 km (0.057 R)
• M18: 8,428,942 km (0.079 R)
• M19: 13,889,265 km (0.062 R)
• M20: 14,125,330 km (0.067 R)
• M21: 17,509,533 km (0.116 R)
• M22: 21,632,600 km (0.111 R)
• M23: 28,768,568 km (0.113 R)
• M24: 29,928,999 km (0.114 R)
• M25: 30,620,141 km (0.096 R)
• M26: 31,422,883 km (0.106 R)
• M27: 32,757,296 km (0.12 R)
• M28: 36,313,088 km (0.112 R)
• M29: 37,781,840 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 415.7

Radius: 3.2

Gravity: 40.6 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 10.22 AU - 15.24 AU

Year: 19029 Days

Day: 15.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 92,019,429 km

• M1: 48,619 km (0.098 R)
• M2: 186,249 km (0.084 R)
• M3: 415,284 km (0.086 R)
• M4: 616,493 km (0.103 R)
• M5: 1,251,985 km (0.105 R)
• M6: 3,511,361 km (0.067 R)
• M7: 3,907,197 km (0.069 R)
• M8: 4,207,739 km (0.115 R)
• M9: 4,753,472 km (0.036 R)
• M10: 7,144,794 km (0.03 R)
• M11: 7,965,488 km (0.075 R)
• M12: 10,344,992 km (0.041 R)
• M13: 10,918,401 km (0.102 R)
• M14: 11,272,499 km (0.109 R)
• M15: 12,830,411 km (0.044 R)
• M16: 13,968,252 km (0.105 R)
• M17: 20,057,185 km (0.112 R)
• M18: 24,267,168 km (0.071 R)
• M19: 36,427,530 km (0.103 R)
• M20: 38,286,433 km (0.068 R)
• M21: 55,484,653 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 524.1

Radius: 6.4

Gravity: 12.8 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 14.82 AU - 19.98 AU

Year: 30409 Days

Day: 16.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 92,019,429 km

• M1: 80,783 km (0.095 R)
• M2: 300,841 km (0.083 R)
• M3: 652,396 km (0.061 R)
• M4: 1,498,971 km (0.068 R)
• M5: 2,416,006 km (0.079 R)
• M6: 3,323,915 km (0.026 R)
• M7: 4,333,551 km (0.085 R)
• M8: 4,624,220 km (0.107 R)
• M9: 10,830,138 km (0.07 R)
• M10: 13,844,984 km (0.116 R)
• M11: 16,399,367 km (0.101 R)
• M12: 16,927,597 km (0.112 R)
• M13: 17,558,152 km (0.099 R)
• M14: 20,038,036 km (0.096 R)
• M15: 20,338,429 km (0.077 R)
• M16: 22,311,026 km (0.114 R)
• M17: 26,391,907 km (0.103 R)
• M18: 27,731,705 km (0.112 R)
• M19: 28,607,451 km (0.046 R)
• M20: 33,125,157 km (0.09 R)
• M21: 34,395,991 km (0.05 R)
• M22: 36,140,452 km (0.054 R)
• M23: 48,940,195 km (0.109 R)
• M24: 50,034,055 km (0.041 R)
• M25: 51,144,071 km (0.101 R)
• M26: 60,413,754 km (0.117 R)
• M27: 60,622,293 km (0.104 R)
• M28: 70,974,017 km (0.118 R)
• M29: 71,905,713 km (0.093 R)
• M30: 72,139,983 km (0.096 R)
• M31: 88,480,259 km (0.118 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: 237 - 14,688 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit