🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.7 AU - 1.12 AU

Year: 305 Days

Day: 16 Hours

Environment

Temp: 156 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.93 AU - 1.11 AU

Year: 362 Days

Day: 30.7 Hours

Environment

Temp: 157 °C

Axial Tilt: 23.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 93,228,460 km

• M1: 19,298 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.29 AU - 1.73 AU

Year: 652 Days

Day: 18.3 Hours

Environment

Temp: -0 °C

Axial Tilt: 14.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.89 AU - 2.61 AU

Year: 1186 Days

Day: 13.3 Hours

Environment

Temp: -66 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.7

Radius: 12.3

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 9.57 AU - 10.31 AU

Year: 11014 Days

Day: 6.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 93,228,460 km

• M1: 153,039 km (0.115 R)
• M2: 626,067 km (0.063 R)
• M3: 1,071,719 km (0.094 R)
• M4: 2,108,133 km (0.052 R)
• M5: 2,782,820 km (0.111 R)
• M6: 3,447,034 km (0.099 R)
• M7: 4,564,231 km (0.119 R)
• M8: 5,697,285 km (0.098 R)
• M9: 6,538,624 km (0.044 R)
• M10: 7,377,569 km (0.109 R)
• M11: 19,620,509 km (0.042 R)
• M12: 20,603,217 km (0.09 R)
• M13: 21,276,408 km (0.108 R)
• M14: 27,101,300 km (0.059 R)
• M15: 28,942,700 km (0.101 R)
• M16: 34,847,627 km (0.066 R)
• M17: 37,518,548 km (0.072 R)
• M18: 39,544,701 km (0.034 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 183.7

Radius: 3.4

Gravity: 15.89 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 12.63 AU - 20.13 AU

Year: 23300 Days

Day: 20.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 93,228,460 km

• M1: 42,486 km (0.072 R)
• M2: 158,873 km (0.084 R)
• M3: 403,017 km (0.113 R)
• M4: 574,306 km (0.084 R)
• M5: 1,922,931 km (0.101 R)
• M6: 2,232,748 km (0.097 R)
• M7: 3,702,099 km (0.056 R)
• M8: 3,950,281 km (0.086 R)
• M9: 5,325,983 km (0.044 R)
• M10: 6,273,536 km (0.092 R)
• M11: 12,182,652 km (0.12 R)
• M12: 15,018,729 km (0.117 R)
• M13: 19,144,339 km (0.093 R)
• M14: 20,728,580 km (0.079 R)
• M15: 23,497,188 km (0.115 R)
• M16: 25,018,150 km (0.098 R)
• M17: 30,968,854 km (0.092 R)
• M18: 33,970,834 km (0.107 R)
• M19: 40,545,511 km (0.119 R)
• M20: 49,892,386 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.3

Radius: 5.5

Gravity: 15.68 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 17.46 AU - 23.52 AU

Year: 32598 Days

Day: 17.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 93,228,460 km

• M1: 68,366 km (0.119 R)
• M2: 422,016 km (0.107 R)
• M3: 759,209 km (0.075 R)
• M4: 1,046,886 km (0.108 R)
• M5: 1,595,012 km (0.041 R)
• M6: 1,782,459 km (0.093 R)
• M7: 1,984,715 km (0.066 R)
• M8: 2,711,611 km (0.081 R)
• M9: 3,385,998 km (0.079 R)
• M10: 3,960,753 km (0.113 R)
• M11: 4,981,160 km (0.08 R)
• M12: 6,030,589 km (0.089 R)
• M13: 7,527,017 km (0.1 R)
• M14: 7,789,711 km (0.074 R)
• M15: 8,167,595 km (0.085 R)
• M16: 11,853,686 km (0.082 R)
• M17: 12,793,161 km (0.104 R)
• M18: 15,994,406 km (0.093 R)
• M19: 16,960,359 km (0.106 R)
• M20: 18,623,738 km (0.116 R)
• M21: 23,809,249 km (0.114 R)
• M22: 28,974,864 km (0.078 R)
• M23: 31,073,273 km (0.104 R)
• M24: 36,458,347 km (0.057 R)
• M25: 41,449,680 km (0.102 R)
• M26: 42,599,041 km (0.114 R)
• M27: 43,938,540 km (0.086 R)
• M28: 44,961,341 km (0.117 R)
• M29: 53,143,746 km (0.089 R)
• M30: 55,680,028 km (0.098 R)
• M31: 57,078,619 km (0.063 R)
• M32: 59,945,662 km (0.095 R)
• M33: 60,782,213 km (0.082 R)
• M34: 61,414,563 km (0.109 R)
• M35: 71,668,899 km (0.106 R)
• M36: 81,720,230 km (0.073 R)

Kuiper Belt

Range: 31.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 15,139 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit