🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.17 AU - 1.35 AU

Year: 525 Days

Day: 35.1 Hours

Environment

Temp: 3 °C

Axial Tilt: 34.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.77 AU - 2.13 AU

Year: 1010 Days

Day: 39.7 Hours

Environment

Temp: -65 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.57 AU - 3.17 AU

Year: 1803 Days

Day: 19.6 Hours

Environment

Temp: -112 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.9

Radius: 9.1

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 6.69 AU - 10.11 AU

Year: 9029 Days

Day: 8.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,829,915 km

• M1: 114,592 km (0.073 R)
• M2: 465,249 km (0.096 R)
• M3: 824,284 km (0.09 R)
• M4: 1,235,678 km (0.116 R)
• M5: 2,081,654 km (0.117 R)
• M6: 3,116,572 km (0.104 R)
• M7: 3,640,614 km (0.098 R)
• M8: 5,347,077 km (0.051 R)
• M9: 7,812,898 km (0.077 R)
• M10: 16,150,736 km (0.088 R)
• M11: 18,856,064 km (0.117 R)
• M12: 19,910,579 km (0.111 R)
• M13: 24,446,536 km (0.091 R)
• M14: 25,859,189 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 93.3

Radius: 3.1

Gravity: 9.71 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 12.62 AU - 18.42 AU

Year: 22675 Days

Day: 20.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,829,915 km

• M1: 39,045 km (0.111 R)
• M2: 233,073 km (0.102 R)
• M3: 679,474 km (0.091 R)
• M4: 1,198,279 km (0.105 R)
• M5: 1,380,489 km (0.113 R)
• M6: 3,100,117 km (0.105 R)
• M7: 7,152,723 km (0.12 R)
• M8: 9,643,976 km (0.033 R)
• M9: 13,234,176 km (0.079 R)
• M10: 14,687,968 km (0.056 R)
• M11: 20,689,086 km (0.085 R)
• M12: 21,812,417 km (0.081 R)
• M13: 24,267,168 km (0.106 R)
• M14: 25,154,583 km (0.102 R)
• M15: 31,769,801 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 78.2

Radius: 5.8

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 18.04 AU - 20.5 AU

Year: 31371 Days

Day: 22.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,829,915 km

• M1: 73,901 km (0.09 R)
• M2: 500,854 km (0.068 R)
• M3: 998,117 km (0.115 R)
• M4: 1,780,215 km (0.027 R)
• M5: 2,551,840 km (0.038 R)
• M6: 3,377,471 km (0.103 R)
• M7: 5,172,496 km (0.086 R)
• M8: 7,691,575 km (0.055 R)
• M9: 10,033,679 km (0.067 R)
• M10: 14,573,226 km (0.099 R)
• M11: 14,837,266 km (0.107 R)
• M12: 15,171,917 km (0.086 R)
• M13: 15,443,138 km (0.096 R)
• M14: 19,668,380 km (0.083 R)
• M15: 20,399,166 km (0.119 R)
• M16: 23,684,784 km (0.119 R)
• M17: 37,321,527 km (0.099 R)
• M18: 39,071,224 km (0.119 R)
• M19: 42,733,230 km (0.102 R)
• M20: 49,532,005 km (0.056 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 16,042 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit