🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.79 AU - 0.93 AU

Year: 296 Days

Day: 30.6 Hours

Environment

Temp: 120 °C

Axial Tilt: 47.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.29 AU - 1.31 AU

Year: 550 Days

Day: 44.6 Hours

Environment

Temp: -19 °C

Axial Tilt: 28.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.6

Radius: 11.7

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.6 AU - 8.86 AU

Year: 7210 Days

Day: 6.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 49,226,820 km

• M1: 146,905 km (0.106 R)
• M2: 642,523 km (0.069 R)
• M3: 1,140,833 km (0.045 R)
• M4: 1,581,698 km (0.064 R)
• M5: 2,074,025 km (0.099 R)
• M6: 3,527,219 km (0.041 R)
• M7: 3,948,486 km (0.108 R)
• M8: 4,403,264 km (0.069 R)
• M9: 5,854,064 km (0.071 R)
• M10: 6,447,519 km (0.103 R)
• M11: 7,412,724 km (0.12 R)
• M12: 8,308,815 km (0.089 R)
• M13: 10,083,495 km (0.048 R)
• M14: 10,840,311 km (0.052 R)
• M15: 12,098,279 km (0.035 R)
• M16: 14,193,547 km (0.112 R)
• M17: 15,023,217 km (0.053 R)
• M18: 15,884,900 km (0.106 R)
• M19: 16,714,121 km (0.109 R)
• M20: 19,161,692 km (0.058 R)
• M21: 20,845,117 km (0.073 R)
• M22: 22,466,459 km (0.114 R)
• M23: 28,850,997 km (0.119 R)
• M24: 29,321,482 km (0.115 R)
• M25: 34,523,897 km (0.084 R)
• M26: 35,482,670 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.4

Radius: 12.1

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 9.74 AU - 12.22 AU

Year: 13493 Days

Day: 7.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 49,226,820 km

• M1: 151,991 km (0.11 R)
• M2: 1,018,313 km (0.045 R)
• M3: 6,070,981 km (0.088 R)
• M4: 6,584,251 km (0.118 R)
• M5: 8,743,846 km (0.102 R)
• M6: 12,167,094 km (0.061 R)
• M7: 14,517,426 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.2

Radius: 13

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 9.75 AU - 13.55 AU

Year: 14747 Days

Day: 6 Hours

Environment

Temp: -189 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,226,820 km

• M1: 164,857 km (0.094 R)
• M2: 609,611 km (0.093 R)
• M3: 1,553,723 km (0.062 R)
• M4: 2,450,862 km (0.032 R)
• M5: 3,349,197 km (0.119 R)
• M6: 3,901,662 km (0.101 R)
• M7: 4,906,361 km (0.11 R)
• M8: 5,621,888 km (0.054 R)
• M9: 7,844,763 km (0.107 R)
• M10: 9,200,419 km (0.114 R)
• M11: 9,784,449 km (0.096 R)
• M12: 15,184,483 km (0.083 R)
• M13: 16,070,701 km (0.114 R)
• M14: 17,946,209 km (0.051 R)
• M15: 18,475,187 km (0.111 R)
• M16: 21,361,828 km (0.034 R)
• M17: 26,722,817 km (0.096 R)
• M18: 29,138,972 km (0.071 R)
• M19: 38,868,668 km (0.096 R)
• M20: 39,373,561 km (0.116 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 11,229 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit