🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.71 AU - 1.09 AU

Year: 304 Days

Day: 43 Hours

Environment

Temp: 162 °C

Axial Tilt: 37.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 68,365,158 km

• M1: 51,761 km (0.106 R)
• M2: 339,737 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.9 AU - 1.38 AU

Year: 434 Days

Day: 18.8 Hours

Environment

Temp: 33 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 68,365,158 km

• M1: 77,492 km (0.061 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.66 AU - 1.72 AU

Year: 783 Days

Day: 43.9 Hours

Environment

Temp: -48 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.75 AU - 1.79 AU

Year: 839 Days

Day: 42.8 Hours

Environment

Temp: -36 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.84 AU - 1.88 AU

Year: 904 Days

Day: 21.6 Hours

Environment

Temp: -60 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.87 AU - 2.33 AU

Year: 1085 Days

Day: 20 Hours

Environment

Temp: -53 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.28 AU - 2.58 AU

Year: 1350 Days

Day: 15.3 Hours

Environment

Temp: -70 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 11.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.4

Radius: 12.4

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 11.08 AU - 11.9 AU

Year: 13883 Days

Day: 14.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,365,158 km

• M1: 154,235 km (0.056 R)
• M2: 872,604 km (0.11 R)
• M3: 1,733,989 km (0.116 R)
• M4: 2,159,595 km (0.045 R)
• M5: 2,611,380 km (0.04 R)
• M6: 6,459,187 km (0.116 R)
• M7: 7,140,157 km (0.051 R)
• M8: 7,635,775 km (0.03 R)
• M9: 8,950,441 km (0.101 R)
• M10: 9,689,005 km (0.083 R)
• M11: 10,755,788 km (0.093 R)
• M12: 13,593,360 km (0.105 R)
• M13: 14,498,278 km (0.03 R)
• M14: 15,368,937 km (0.117 R)
• M15: 16,044,372 km (0.079 R)
• M16: 16,896,930 km (0.099 R)
• M17: 22,182,073 km (0.05 R)
• M18: 32,090,838 km (0.1 R)
• M19: 38,546,584 km (0.032 R)
• M20: 42,515,116 km (0.062 R)
• M21: 43,251,437 km (0.115 R)
• M22: 44,447,173 km (0.119 R)
• M23: 45,205,634 km (0.031 R)
• M24: 45,664,750 km (0.08 R)
• M25: 46,904,468 km (0.115 R)
• M26: 54,992,028 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 565.2

Radius: 3.9

Gravity: 37.16 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 12.2 AU - 15.88 AU

Year: 18752 Days

Day: 20.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 148.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 68,365,158 km

• M1: 51,761 km (0.042 R)
• M2: 212,878 km (0.069 R)
• M3: 349,909 km (0.061 R)
• M4: 488,138 km (0.12 R)
• M5: 663,317 km (0.107 R)
• M6: 1,090,568 km (0.083 R)
• M7: 1,305,541 km (0.086 R)
• M8: 1,646,624 km (0.113 R)
• M9: 1,874,611 km (0.083 R)
• M10: 2,616,916 km (0.041 R)
• M11: 3,397,966 km (0.114 R)
• M12: 4,654,289 km (0.052 R)
• M13: 6,917,406 km (0.079 R)
• M14: 7,842,369 km (0.102 R)
• M15: 8,384,811 km (0.119 R)
• M16: 13,104,025 km (0.12 R)
• M17: 13,725,605 km (0.045 R)
• M18: 16,095,085 km (0.115 R)
• M19: 16,409,241 km (0.098 R)
• M20: 16,647,401 km (0.099 R)
• M21: 24,706,986 km (0.089 R)
• M22: 26,515,774 km (0.104 R)
• M23: 27,844,502 km (0.08 R)
• M24: 28,639,615 km (0.107 R)
• M25: 31,359,005 km (0.097 R)
• M26: 32,219,492 km (0.068 R)
• M27: 33,476,114 km (0.105 R)
• M28: 33,731,328 km (0.116 R)
• M29: 33,859,384 km (0.119 R)
• M30: 33,987,739 km (0.089 R)
• M31: 36,354,826 km (0.028 R)
• M32: 42,898,237 km (0.088 R)
• M33: 43,199,228 km (0.101 R)
• M34: 44,110,877 km (0.068 R)
• M35: 60,869,279 km (0.069 R)
• M36: 64,544,600 km (0.116 R)
• M37: 64,939,837 km (0.111 R)
• M38: 67,956,030 km (0.115 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: 345 - 10,605 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit