🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.48 AU - 0.68 AU

Year: 157 Days

Day: 37.5 Hours

Environment

Temp: 190 °C

Axial Tilt: 23.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.96 AU - 1.02 AU

Year: 351 Days

Day: 14.3 Hours

Environment

Temp: 69 °C

Axial Tilt: 45.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 90,509,086 km

• M1: 102,325 km (0.089 R)
• M2: 286,480 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.77 AU - 3.91 AU

Year: 2176 Days

Day: 21.2 Hours

Environment

Temp: -111 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,509,086 km

• M1: 45,328 km (0.055 R)

Asteroid Belt

Center: 4.63 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.7

Radius: 8.2

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 4.66 AU - 7.16 AU

Year: 5121 Days

Day: 5.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 90,509,086 km

• M1: 102,325 km (0.06 R)
• M2: 592,557 km (0.099 R)
• M3: 1,072,617 km (0.109 R)
• M4: 1,582,745 km (0.105 R)
• M5: 2,051,286 km (0.109 R)
• M6: 2,438,146 km (0.081 R)
• M7: 3,733,065 km (0.059 R)
• M8: 4,004,735 km (0.117 R)
• M9: 4,494,818 km (0.036 R)
• M10: 6,121,395 km (0.11 R)
• M11: 10,161,884 km (0.086 R)
• M12: 12,634,139 km (0.044 R)
• M13: 22,000,012 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.9

Radius: 9.6

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 7.6 AU - 9.72 AU

Year: 9084 Days

Day: 6.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 90,509,086 km

• M1: 119,379 km (0.037 R)
• M2: 442,959 km (0.091 R)
• M3: 1,349,373 km (0.064 R)
• M4: 1,670,709 km (0.117 R)
• M5: 2,030,342 km (0.048 R)
• M6: 3,263,478 km (0.116 R)
• M7: 3,668,140 km (0.103 R)
• M8: 5,188,054 km (0.085 R)
• M9: 5,713,891 km (0.04 R)
• M10: 6,274,733 km (0.062 R)
• M11: 7,605,107 km (0.049 R)
• M12: 9,999,421 km (0.106 R)
• M13: 13,819,702 km (0.091 R)
• M14: 15,620,112 km (0.088 R)
• M15: 17,456,127 km (0.081 R)
• M16: 18,158,190 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 567.5

Radius: 7.4

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 14.57 AU - 14.89 AU

Year: 20151 Days

Day: 18.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 90,509,086 km

• M1: 260,749 km (0.07 R)
• M2: 496,515 km (0.042 R)
• M3: 746,942 km (0.04 R)
• M4: 1,059,003 km (0.105 R)
• M5: 1,914,853 km (0.079 R)
• M6: 2,249,653 km (0.106 R)
• M7: 2,740,783 km (0.064 R)
• M8: 3,063,166 km (0.058 R)
• M9: 3,935,471 km (0.098 R)
• M10: 4,217,463 km (0.115 R)
• M11: 4,717,270 km (0.1 R)
• M12: 5,108,468 km (0.099 R)
• M13: 6,412,962 km (0.096 R)
• M14: 7,779,538 km (0.099 R)
• M15: 8,951,189 km (0.063 R)
• M16: 12,892,494 km (0.106 R)
• M17: 14,305,745 km (0.119 R)
• M18: 15,819,376 km (0.092 R)
• M19: 16,695,721 km (0.041 R)
• M20: 17,270,177 km (0.096 R)
• M21: 31,829,041 km (0.107 R)
• M22: 41,852,099 km (0.06 R)
• M23: 53,967,731 km (0.115 R)
• M24: 55,221,960 km (0.089 R)
• M25: 60,818,117 km (0.052 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.8

Radius: 7.6

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 13.45 AU - 18.99 AU

Year: 23285 Days

Day: 17.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 90,509,086 km

• M1: 102,026 km (0.03 R)
• M2: 1,024,147 km (0.106 R)
• M3: 1,345,483 km (0.029 R)
• M4: 5,025,890 km (0.099 R)
• M5: 6,757,186 km (0.112 R)
• M6: 9,053,214 km (0.112 R)
• M7: 14,274,778 km (0.104 R)
• M8: 15,257,337 km (0.119 R)
• M9: 19,135,064 km (0.106 R)
• M10: 19,810,947 km (0.111 R)
• M11: 22,395,100 km (0.093 R)
• M12: 24,205,085 km (0.103 R)
• M13: 28,876,428 km (0.111 R)
• M14: 36,377,116 km (0.064 R)
• M15: 37,152,781 km (0.084 R)
• M16: 38,737,022 km (0.12 R)
• M17: 41,057,734 km (0.034 R)
• M18: 42,465,300 km (0.1 R)
• M19: 44,489,360 km (0.053 R)
• M20: 46,425,904 km (0.111 R)
• M21: 51,430,551 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 497.9

Radius: 6.1

Gravity: 13.38 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 17.55 AU - 21.23 AU

Year: 30434 Days

Day: 21.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 90,509,086 km

• M1: 77,791 km (0.118 R)
• M2: 303,384 km (0.06 R)
• M3: 1,092,214 km (0.116 R)
• M4: 1,455,288 km (0.091 R)
• M5: 2,061,010 km (0.099 R)
• M6: 3,385,250 km (0.115 R)
• M7: 4,053,803 km (0.115 R)
• M8: 4,437,372 km (0.115 R)
• M9: 5,994,835 km (0.085 R)
• M10: 6,263,064 km (0.106 R)
• M11: 9,051,569 km (0.079 R)
• M12: 9,524,896 km (0.105 R)
• M13: 10,329,135 km (0.056 R)
• M14: 10,845,995 km (0.042 R)
• M15: 12,500,248 km (0.094 R)
• M16: 13,311,967 km (0.084 R)
• M17: 14,236,930 km (0.117 R)
• M18: 14,958,141 km (0.025 R)
• M19: 15,872,484 km (0.116 R)
• M20: 20,401,260 km (0.12 R)
• M21: 21,317,248 km (0.047 R)
• M22: 23,012,940 km (0.117 R)
• M23: 23,231,053 km (0.076 R)
• M24: 29,913,291 km (0.081 R)
• M25: 35,545,800 km (0.095 R)
• M26: 36,277,633 km (0.087 R)
• M27: 36,573,239 km (0.098 R)
• M28: 37,318,984 km (0.062 R)
• M29: 47,251,235 km (0.088 R)
• M30: 49,031,301 km (0.117 R)
• M31: 49,755,653 km (0.092 R)
• M32: 50,303,630 km (0.119 R)
• M33: 52,913,964 km (0.09 R)
• M34: 55,417,334 km (0.057 R)
• M35: 56,006,152 km (0.095 R)
• M36: 56,797,524 km (0.103 R)
• M37: 59,012,470 km (0.048 R)
• M38: 64,043,596 km (0.069 R)
• M39: 74,233,455 km (0.049 R)
• M40: 74,948,832 km (0.093 R)

Kuiper Belt

Range: 30.8 - 45.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 17,396 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit