🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.72 AU - 1.06 AU

Year: 296 Days

Day: 13.1 Hours

Environment

Temp: 107 °C

Axial Tilt: 25.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.2 AU - 5.24 AU

Year: 3061 Days

Day: 24.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 44.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 49,717,249 km

• M1: 49,816 km (0.092 R)
• M2: 665,411 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.38 AU - 5.26 AU

Year: 3170 Days

Day: 32.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,717,249 km

• M1: 1,167,611 km (0.063 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.51 AU - 5.79 AU

Year: 3541 Days

Day: 30.8 Hours

Environment

Temp: -136 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.7

Radius: 14.8

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 9.31 AU - 11.95 AU

Year: 12238 Days

Day: 12 Hours

Environment

Temp: -165 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,717,249 km

• M1: 184,155 km (0.111 R)
• M2: 993,180 km (0.114 R)
• M3: 1,709,305 km (0.038 R)
• M4: 2,338,514 km (0.041 R)
• M5: 4,856,844 km (0.086 R)
• M6: 9,859,696 km (0.082 R)
• M7: 10,479,181 km (0.107 R)
• M8: 12,604,817 km (0.11 R)
• M9: 16,609,702 km (0.106 R)
• M10: 17,764,747 km (0.103 R)
• M11: 20,925,301 km (0.058 R)
• M12: 23,845,601 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 102.2

Radius: 6.1

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 10.18 AU - 16.4 AU

Year: 17107 Days

Day: 21.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,717,249 km

• M1: 75,996 km (0.117 R)
• M2: 267,032 km (0.092 R)
• M3: 629,358 km (0.089 R)
• M4: 2,669,574 km (0.101 R)
• M5: 3,631,189 km (0.062 R)
• M6: 7,604,808 km (0.057 R)
• M7: 9,411,501 km (0.115 R)
• M8: 14,367,529 km (0.062 R)
• M9: 16,642,763 km (0.096 R)
• M10: 17,164,560 km (0.079 R)
• M11: 19,076,870 km (0.065 R)
• M12: 20,750,272 km (0.099 R)
• M13: 36,038,875 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548.5

Radius: 7.4

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 12.6 AU - 20.38 AU

Year: 23644 Days

Day: 16.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 49,717,249 km

• M1: 92,601 km (0.085 R)
• M2: 493,523 km (0.104 R)
• M3: 1,039,556 km (0.101 R)
• M4: 1,560,455 km (0.077 R)
• M5: 2,488,561 km (0.112 R)
• M6: 3,773,457 km (0.066 R)
• M7: 5,333,762 km (0.105 R)
• M8: 6,235,239 km (0.067 R)
• M9: 6,677,002 km (0.077 R)
• M10: 7,092,285 km (0.079 R)
• M11: 7,573,841 km (0.043 R)
• M12: 8,232,072 km (0.047 R)
• M13: 12,379,373 km (0.107 R)
• M14: 12,655,381 km (0.108 R)
• M15: 13,581,243 km (0.112 R)
• M16: 14,098,103 km (0.115 R)
• M17: 16,546,123 km (0.083 R)
• M18: 20,200,350 km (0.086 R)
• M19: 25,232,374 km (0.09 R)
• M20: 26,695,441 km (0.068 R)
• M21: 29,176,821 km (0.058 R)
• M22: 29,543,485 km (0.077 R)
• M23: 29,789,574 km (0.105 R)
• M24: 35,003,957 km (0.12 R)
• M25: 35,556,572 km (0.115 R)
• M26: 37,681,160 km (0.111 R)
• M27: 38,848,173 km (0.117 R)
• M28: 40,795,489 km (0.059 R)
• M29: 46,194,925 km (0.111 R)
• M30: 49,931,132 km (0.074 R)
• M31: 62,948,241 km (0.113 R)
• M32: 77,585,944 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 135

Radius: 6.8

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 12.52 AU - 20.6 AU

Year: 23795 Days

Day: 24.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 96.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 49,717,249 km

• M1: 91,554 km (0.086 R)
• M2: 328,367 km (0.081 R)
• M3: 544,237 km (0.09 R)
• M4: 888,312 km (0.094 R)
• M5: 1,492,837 km (0.118 R)
• M6: 1,900,791 km (0.047 R)
• M7: 5,573,568 km (0.12 R)
• M8: 6,031,637 km (0.092 R)
• M9: 6,552,836 km (0.111 R)
• M10: 14,812,583 km (0.116 R)
• M11: 15,553,391 km (0.087 R)
• M12: 25,496,563 km (0.093 R)
• M13: 28,566,611 km (0.106 R)
• M14: 38,356,146 km (0.118 R)
• M15: 43,585,938 km (0.056 R)
• M16: 44,964,034 km (0.104 R)
• M17: 46,512,970 km (0.076 R)
• M18: 49,271,854 km (0.103 R)

Kuiper Belt

Range: 31.1 - 54.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 20,381 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit