🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.76 AU - 0.86 AU

Year: 270 Days

Day: 12.9 Hours

Environment

Temp: 124 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.9 AU - 1.16 AU

Year: 388 Days

Day: 20.2 Hours

Environment

Temp: 22 °C

Axial Tilt: 22.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 27,071,425 km

• M1: 23,188 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.1 AU - 3.48 AU

Year: 1728 Days

Day: 14.9 Hours

Environment

Temp: -93 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.47 AU - 3.69 AU

Year: 2512 Days

Day: 37.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.07 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.9

Radius: 8.2

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 9.01 AU - 12.09 AU

Year: 12708 Days

Day: 9.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 107.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,071,425 km

• M1: 103,522 km (0.108 R)
• M2: 396,135 km (0.117 R)
• M3: 731,085 km (0.082 R)
• M4: 1,027,139 km (0.105 R)
• M5: 1,650,364 km (0.1 R)
• M6: 2,326,247 km (0.025 R)
• M7: 2,763,222 km (0.115 R)
• M8: 3,757,450 km (0.064 R)
• M9: 4,814,508 km (0.111 R)
• M10: 5,497,273 km (0.119 R)
• M11: 7,644,750 km (0.064 R)
• M12: 9,164,366 km (0.048 R)
• M13: 10,695,350 km (0.09 R)
• M14: 13,352,956 km (0.036 R)
• M15: 16,481,197 km (0.105 R)
• M16: 17,086,919 km (0.112 R)
• M17: 19,391,474 km (0.08 R)
• M18: 21,750,932 km (0.1 R)
• M19: 25,881,329 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 41.7

Radius: 5

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 10.77 AU - 15.05 AU

Year: 17203 Days

Day: 16.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 27,071,425 km

• M1: 62,682 km (0.038 R)
• M2: 227,688 km (0.057 R)
• M3: 741,557 km (0.09 R)
• M4: 1,015,321 km (0.071 R)
• M5: 1,419,235 km (0.039 R)
• M6: 2,347,340 km (0.06 R)
• M7: 2,795,386 km (0.084 R)
• M8: 3,729,924 km (0.089 R)
• M9: 3,992,917 km (0.063 R)
• M10: 4,315,151 km (0.08 R)
• M11: 6,406,230 km (0.101 R)
• M12: 7,377,419 km (0.1 R)
• M13: 8,781,545 km (0.116 R)
• M14: 9,168,405 km (0.12 R)
• M15: 9,893,356 km (0.099 R)
• M16: 10,569,239 km (0.107 R)
• M17: 10,786,605 km (0.103 R)
• M18: 12,928,846 km (0.061 R)
• M19: 15,617,569 km (0.101 R)
• M20: 16,532,360 km (0.083 R)
• M21: 17,970,743 km (0.119 R)
• M22: 22,711,051 km (0.094 R)
• M23: 25,327,817 km (0.096 R)
• M24: 25,795,610 km (0.099 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 16,963 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit