🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.45 AU - 0.67 AU

Year: 157 Days

Day: 36.3 Hours

Environment

Temp: 140 °C

Axial Tilt: 47.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.56 AU - 1.92 AU

Year: 860 Days

Day: 35.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 49.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.8 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.37 AU - 4.33 AU

Year: 2831 Days

Day: 18.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 84,898,466 km

• M1: 49,966 km (0.076 R)
• M2: 253,419 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.6

Radius: 11.2

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 4.34 AU - 6.4 AU

Year: 4663 Days

Day: 7.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 84,898,466 km

• M1: 146,456 km (0.039 R)
• M2: 689,796 km (0.117 R)
• M3: 1,051,823 km (0.093 R)
• M4: 1,610,122 km (0.082 R)
• M5: 2,109,779 km (0.057 R)
• M6: 2,795,984 km (0.092 R)
• M7: 3,524,227 km (0.047 R)
• M8: 4,114,241 km (0.049 R)
• M9: 5,768,643 km (0.062 R)
• M10: 8,915,285 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.5

Radius: 11.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5 AU - 7.08 AU

Year: 5563 Days

Day: 8 Hours

Environment

Temp: -164 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,898,466 km

• M1: 147,952 km (0.047 R)
• M2: 592,856 km (0.081 R)
• M3: 979,716 km (0.072 R)
• M4: 1,553,723 km (0.089 R)
• M5: 3,884,159 km (0.109 R)
• M6: 4,449,938 km (0.087 R)
• M7: 5,695,191 km (0.059 R)
• M8: 8,178,665 km (0.105 R)
• M9: 9,846,382 km (0.088 R)
• M10: 13,891,359 km (0.088 R)
• M11: 14,372,915 km (0.12 R)
• M12: 15,625,946 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.4

Radius: 8.6

Gravity: 8.83 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.11 AU - 7.47 AU

Year: 5912 Days

Day: 7.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 84,898,466 km

• M1: 118,332 km (0.084 R)
• M2: 418,126 km (0.081 R)
• M3: 702,811 km (0.09 R)
• M4: 1,056,161 km (0.078 R)
• M5: 1,341,295 km (0.107 R)
• M6: 1,652,608 km (0.066 R)
• M7: 1,924,726 km (0.026 R)
• M8: 3,725,137 km (0.118 R)
• M9: 4,076,542 km (0.089 R)
• M10: 4,398,925 km (0.045 R)
• M11: 5,294,568 km (0.09 R)
• M12: 6,437,944 km (0.118 R)
• M13: 6,807,601 km (0.09 R)
• M14: 7,120,559 km (0.12 R)
• M15: 7,552,748 km (0.119 R)
• M16: 8,955,228 km (0.062 R)
• M17: 9,373,803 km (0.107 R)
• M18: 9,937,487 km (0.119 R)
• M19: 10,523,612 km (0.086 R)
• M20: 11,715,159 km (0.104 R)
• M21: 15,527,661 km (0.12 R)
• M22: 17,132,397 km (0.106 R)
• M23: 20,165,943 km (0.083 R)
• M24: 20,740,398 km (0.034 R)
• M25: 21,104,968 km (0.103 R)
• M26: 23,225,967 km (0.052 R)
• M27: 25,153,835 km (0.058 R)
• M28: 25,735,770 km (0.105 R)
• M29: 26,411,654 km (0.074 R)
• M30: 26,926,270 km (0.093 R)
• M31: 29,416,776 km (0.104 R)
• M32: 32,348,894 km (0.05 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.5

Radius: 8.3

Gravity: 9.46 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 7.24 AU - 11.36 AU

Year: 10628 Days

Day: 6.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 84,898,466 km

• M1: 103,223 km (0.098 R)
• M2: 563,386 km (0.061 R)
• M3: 850,464 km (0.113 R)
• M4: 1,831,976 km (0.078 R)
• M5: 2,898,908 km (0.079 R)
• M6: 3,333,489 km (0.084 R)
• M7: 3,811,006 km (0.107 R)
• M8: 4,997,018 km (0.064 R)
• M9: 5,554,868 km (0.08 R)
• M10: 6,833,631 km (0.028 R)
• M11: 7,111,284 km (0.119 R)
• M12: 8,121,070 km (0.076 R)
• M13: 8,798,898 km (0.081 R)
• M14: 9,416,438 km (0.048 R)
• M15: 10,579,262 km (0.099 R)
• M16: 14,771,294 km (0.104 R)
• M17: 15,711,666 km (0.108 R)
• M18: 16,906,355 km (0.076 R)
• M19: 17,711,042 km (0.091 R)
• M20: 21,693,038 km (0.08 R)
• M21: 25,091,452 km (0.086 R)
• M22: 28,932,079 km (0.046 R)
• M23: 29,660,620 km (0.094 R)
• M24: 43,852,821 km (0.105 R)
• M25: 48,360,803 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 369.5

Radius: 3.3

Gravity: 33.93 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 19.31 AU - 19.55 AU

Year: 32095 Days

Day: 22.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 84,898,466 km

• M1: 41,139 km (0.116 R)
• M2: 170,093 km (0.072 R)
• M3: 815,757 km (0.08 R)
• M4: 944,561 km (0.104 R)
• M5: 1,448,107 km (0.045 R)
• M6: 1,656,198 km (0.108 R)
• M7: 2,496,340 km (0.088 R)
• M8: 3,008,114 km (0.116 R)
• M9: 5,804,397 km (0.067 R)
• M10: 6,555,229 km (0.105 R)
• M11: 8,140,219 km (0.081 R)
• M12: 9,367,071 km (0.112 R)
• M13: 11,903,951 km (0.058 R)
• M14: 12,041,581 km (0.092 R)
• M15: 13,777,665 km (0.108 R)
• M16: 17,116,839 km (0.113 R)
• M17: 18,096,705 km (0.102 R)
• M18: 20,167,289 km (0.045 R)
• M19: 20,559,983 km (0.072 R)
• M20: 22,705,666 km (0.096 R)
• M21: 22,917,496 km (0.098 R)
• M22: 25,108,656 km (0.103 R)
• M23: 25,907,359 km (0.025 R)
• M24: 26,840,850 km (0.095 R)
• M25: 27,675,756 km (0.114 R)
• M26: 31,188,912 km (0.091 R)
• M27: 31,713,851 km (0.117 R)
• M28: 33,187,839 km (0.033 R)
• M29: 34,427,257 km (0.114 R)
• M30: 36,852,089 km (0.108 R)
• M31: 54,771,820 km (0.102 R)
• M32: 55,727,451 km (0.095 R)
• M33: 64,409,662 km (0.085 R)
• M34: 66,334,239 km (0.117 R)
• M35: 75,823,531 km (0.11 R)
• M36: 79,176,917 km (0.114 R)
• M37: 79,420,163 km (0.071 R)
• M38: 80,643,874 km (0.052 R)
• M39: 82,378,162 km (0.081 R)
• M40: 83,380,168 km (0.103 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 15,798 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit