🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.63 AU - 0.83 AU

Year: 221 Days

Day: 17.3 Hours

Environment

Temp: 198 °C

Axial Tilt: 9.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.67 AU - 0.97 AU

Year: 263 Days

Day: 18.8 Hours

Environment

Temp: 200 °C

Axial Tilt: 23.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.01 AU - 1.43 AU

Year: 478 Days

Day: 19.7 Hours

Environment

Temp: 19 °C

Axial Tilt: 1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.64 AU - 1.64 AU

Year: 745 Days

Day: 17.3 Hours

Environment

Temp: -43 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.68 AU - 2.98 AU

Year: 1689 Days

Day: 28.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,992,921 km

• M1: 1,988,455 km (0.088 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.3 AU - 3.52 AU

Year: 2234 Days

Day: 29.9 Hours

Environment

Temp: -97 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.9

Radius: 13.3

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.9 AU - 12.28 AU

Year: 11370 Days

Day: 7.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,992,921 km

• M1: 165,455 km (0.105 R)
• M2: 855,101 km (0.046 R)
• M3: 1,313,469 km (0.119 R)
• M4: 1,827,488 km (0.119 R)
• M5: 2,357,812 km (0.069 R)
• M6: 2,798,527 km (0.05 R)
• M7: 3,294,893 km (0.089 R)
• M8: 5,035,464 km (0.092 R)
• M9: 5,621,589 km (0.11 R)
• M10: 7,963,095 km (0.09 R)
• M11: 9,787,889 km (0.083 R)
• M12: 11,134,121 km (0.07 R)
• M13: 12,080,926 km (0.11 R)
• M14: 12,919,123 km (0.084 R)
• M15: 14,306,344 km (0.091 R)
• M16: 14,770,546 km (0.088 R)
• M17: 17,506,392 km (0.105 R)
• M18: 18,924,579 km (0.046 R)
• M19: 24,617,526 km (0.115 R)
• M20: 26,656,545 km (0.056 R)
• M21: 29,640,873 km (0.07 R)
• M22: 33,345,665 km (0.117 R)
• M23: 33,957,520 km (0.038 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 976.8

Radius: 10.2

Gravity: 9.39 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 10.96 AU - 13.34 AU

Year: 15025 Days

Day: 12.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 45,992,921 km

• M1: 126,859 km (0.091 R)
• M2: 726,597 km (0.118 R)
• M3: 1,217,577 km (0.108 R)
• M4: 1,548,488 km (0.037 R)
• M5: 1,885,681 km (0.113 R)
• M6: 2,485,419 km (0.106 R)
• M7: 2,806,755 km (0.116 R)
• M8: 3,590,498 km (0.092 R)
• M9: 3,972,871 km (0.096 R)
• M10: 4,785,337 km (0.11 R)
• M11: 5,103,531 km (0.107 R)
• M12: 5,588,528 km (0.063 R)
• M13: 7,368,443 km (0.079 R)
• M14: 7,891,138 km (0.099 R)
• M15: 8,337,089 km (0.099 R)
• M16: 10,060,457 km (0.088 R)
• M17: 11,375,272 km (0.063 R)
• M18: 12,204,194 km (0.075 R)
• M19: 12,801,389 km (0.115 R)
• M20: 14,784,309 km (0.101 R)
• M21: 16,479,851 km (0.088 R)
• M22: 17,457,623 km (0.106 R)
• M23: 17,960,720 km (0.069 R)
• M24: 20,161,903 km (0.114 R)
• M25: 23,639,007 km (0.1 R)
• M26: 25,199,163 km (0.094 R)
• M27: 27,048,941 km (0.061 R)
• M28: 29,812,013 km (0.069 R)
• M29: 30,652,155 km (0.102 R)
• M30: 31,384,736 km (0.049 R)
• M31: 32,505,373 km (0.105 R)
• M32: 38,937,035 km (0.043 R)
• M33: 46,969,692 km (0.064 R)
• M34: 48,106,935 km (0.049 R)
• M35: 58,245,183 km (0.097 R)
• M36: 60,506,804 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 198.5

Radius: 6.5

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 12.45 AU - 14.41 AU

Year: 17460 Days

Day: 19.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 45,992,921 km

• M1: 80,783 km (0.095 R)
• M2: 331,210 km (0.083 R)
• M3: 603,777 km (0.107 R)
• M4: 806,781 km (0.086 R)
• M5: 7,350,641 km (0.055 R)
• M6: 7,719,400 km (0.089 R)
• M7: 11,725,780 km (0.12 R)
• M8: 13,340,540 km (0.065 R)
• M9: 15,761,332 km (0.078 R)
• M10: 16,305,869 km (0.112 R)
• M11: 19,372,625 km (0.076 R)
• M12: 21,952,440 km (0.068 R)
• M13: 25,026,677 km (0.09 R)
• M14: 31,905,037 km (0.057 R)
• M15: 45,171,526 km (0.068 R)

Kuiper Belt

Range: 30.9 - 49.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 158 - 16,964 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit