🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.39 AU - 0.63 AU

Year: 127 Days

Day: 14.8 Hours

Environment

Temp: 272 °C

Axial Tilt: 24.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.77 AU - 1.19 AU

Year: 339 Days

Day: 30.4 Hours

Environment

Temp: 108 °C

Axial Tilt: 26.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.96 AU - 1.08 AU

Year: 360 Days

Day: 42.8 Hours

Environment

Temp: 144 °C

Axial Tilt: 35.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.74 AU - 5.08 AU

Year: 3240 Days

Day: 32.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,044,574 km

• M1: 348,264 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.34 AU - 4.94 AU

Year: 3497 Days

Day: 39 Hours

Environment

Temp: -134 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 4.35 AU - 5.99 AU

Year: 4113 Days

Day: 23.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.3

Radius: 14.1

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 8.28 AU - 12.76 AU

Year: 11937 Days

Day: 8.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,044,574 km

• M1: 175,478 km (0.033 R)
• M2: 814,560 km (0.097 R)
• M3: 1,796,222 km (0.064 R)
• M4: 4,601,930 km (0.092 R)
• M5: 6,677,151 km (0.109 R)
• M6: 7,861,069 km (0.044 R)
• M7: 9,488,993 km (0.114 R)
• M8: 10,236,234 km (0.097 R)
• M9: 11,727,725 km (0.101 R)
• M10: 12,173,527 km (0.098 R)
• M11: 14,207,759 km (0.118 R)
• M12: 17,174,434 km (0.12 R)
• M13: 17,644,620 km (0.073 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350.3

Radius: 5.8

Gravity: 10.41 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 12.82 AU - 18.42 AU

Year: 21597 Days

Day: 24.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,044,574 km

• M1: 72,405 km (0.104 R)
• M2: 271,221 km (0.102 R)
• M3: 568,771 km (0.115 R)
• M4: 1,417,141 km (0.066 R)
• M5: 1,977,983 km (0.076 R)
• M6: 5,265,546 km (0.083 R)
• M7: 6,339,659 km (0.081 R)
• M8: 6,928,177 km (0.088 R)
• M9: 8,458,712 km (0.101 R)
• M10: 10,033,978 km (0.075 R)
• M11: 24,754,558 km (0.102 R)
• M12: 26,417,937 km (0.09 R)
• M13: 27,060,460 km (0.088 R)
• M14: 27,494,593 km (0.104 R)
• M15: 38,670,002 km (0.094 R)
• M16: 42,343,677 km (0.105 R)
• M17: 55,093,904 km (0.119 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 17,537 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit