🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.77 AU - 0.85 AU

Year: 266 Days

Day: 14.4 Hours

Environment

Temp: 119 °C

Axial Tilt: 30 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.9 AU - 0.98 AU

Year: 333 Days

Day: 41.9 Hours

Environment

Temp: 103 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 104,070,824 km

• M1: 184,155 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.06 AU - 1.08 AU

Year: 404 Days

Day: 33.3 Hours

Environment

Temp: 11 °C

Axial Tilt: 39.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 104,070,824 km

• M1: 231,129 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.7 AU - 2.04 AU

Year: 934 Days

Day: 23.6 Hours

Environment

Temp: -51 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,070,824 km

• M1: 27,676 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.19 AU - 2.91 AU

Year: 1487 Days

Day: 29.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,070,824 km

• M1: 43,383 km (0.115 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 3.39 AU - 3.63 AU

Year: 2402 Days

Day: 23.7 Hours

Environment

Temp: -117 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.6

Radius: 9.1

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 5.09 AU - 6.15 AU

Year: 4866 Days

Day: 12 Hours

Environment

Temp: -141 °C

Axial Tilt: 136.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 104,070,824 km

• M1: 113,395 km (0.106 R)
• M2: 587,022 km (0.084 R)
• M3: 1,836,763 km (0.068 R)
• M4: 2,321,909 km (0.078 R)
• M5: 2,804,062 km (0.071 R)
• M6: 3,925,598 km (0.117 R)
• M7: 4,305,128 km (0.041 R)
• M8: 5,844,490 km (0.119 R)
• M9: 8,210,978 km (0.089 R)
• M10: 9,886,774 km (0.087 R)
• M11: 16,955,273 km (0.084 R)
• M12: 19,329,092 km (0.094 R)
• M13: 22,969,556 km (0.089 R)
• M14: 24,725,237 km (0.055 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.5

Radius: 12.9

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 8.83 AU - 13.83 AU

Year: 13929 Days

Day: 10 Hours

Environment

Temp: -180 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 104,070,824 km

• M1: 160,369 km (0.057 R)
• M2: 661,223 km (0.097 R)
• M3: 1,151,604 km (0.102 R)
• M4: 1,616,854 km (0.079 R)
• M5: 2,418,399 km (0.053 R)
• M6: 7,639,814 km (0.057 R)
• M7: 9,134,596 km (0.048 R)
• M8: 11,437,804 km (0.107 R)
• M9: 12,923,610 km (0.092 R)
• M10: 18,224,461 km (0.106 R)
• M11: 19,180,242 km (0.089 R)
• M12: 19,632,477 km (0.102 R)
• M13: 20,794,254 km (0.107 R)
• M14: 22,916,000 km (0.105 R)
• M15: 23,855,624 km (0.067 R)
• M16: 32,640,460 km (0.11 R)
• M17: 40,460,839 km (0.09 R)
• M18: 41,707,138 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.4

Radius: 6.6

Gravity: 17.62 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 14.39 AU - 23.59 AU

Year: 30226 Days

Day: 22.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 177.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 104,070,824 km

• M1: 82,129 km (0.08 R)
• M2: 367,412 km (0.107 R)
• M3: 818,151 km (0.069 R)
• M4: 2,671,070 km (0.118 R)
• M5: 3,751,615 km (0.108 R)
• M6: 4,315,151 km (0.075 R)
• M7: 4,656,234 km (0.076 R)
• M8: 8,008,572 km (0.046 R)
• M9: 9,369,763 km (0.094 R)
• M10: 10,403,186 km (0.047 R)
• M11: 11,086,549 km (0.094 R)
• M12: 12,092,893 km (0.082 R)
• M13: 13,554,315 km (0.084 R)
• M14: 15,563,564 km (0.06 R)
• M15: 17,195,078 km (0.093 R)
• M16: 17,667,808 km (0.116 R)
• M17: 18,052,274 km (0.103 R)
• M18: 18,540,562 km (0.082 R)
• M19: 22,431,453 km (0.08 R)
• M20: 22,995,885 km (0.051 R)
• M21: 24,865,560 km (0.11 R)
• M22: 29,304,128 km (0.114 R)
• M23: 34,392,102 km (0.079 R)
• M24: 42,563,437 km (0.111 R)
• M25: 43,254,130 km (0.116 R)
• M26: 45,013,700 km (0.05 R)
• M27: 47,003,651 km (0.117 R)
• M28: 53,925,544 km (0.085 R)
• M29: 74,633,480 km (0.11 R)
• M30: 83,726,188 km (0.106 R)
• M31: 87,560,831 km (0.034 R)
• M32: 90,086,791 km (0.109 R)
• M33: 103,137,709 km (0.098 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 18,671 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit