🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.58 AU - 0.68 AU

Year: 174 Days

Day: 48 Hours

Environment

Temp: 191 °C

Axial Tilt: 25.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.06 AU - 1.18 AU

Year: 413 Days

Day: 40.5 Hours

Environment

Temp: 81 °C

Axial Tilt: 9.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,288,391 km

• M1: 195,375 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.25 AU - 3.43 AU

Year: 1667 Days

Day: 44.2 Hours

Environment

Temp: -79 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,288,391 km

• M1: 1,887,776 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.8

Radius: 11.3

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 6.91 AU - 7.45 AU

Year: 6700 Days

Day: 6.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,288,391 km

• M1: 221,255 km (0.108 R)
• M2: 1,065,286 km (0.112 R)
• M3: 1,892,114 km (0.086 R)
• M4: 2,373,071 km (0.094 R)
• M5: 3,172,672 km (0.118 R)
• M6: 5,073,462 km (0.071 R)
• M7: 7,271,803 km (0.088 R)
• M8: 9,775,323 km (0.064 R)
• M9: 10,222,172 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 877.4

Radius: 11.4

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 8.99 AU - 12.37 AU

Year: 12155 Days

Day: 14.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,288,391 km

• M1: 141,819 km (0.111 R)
• M2: 580,290 km (0.101 R)
• M3: 1,043,894 km (0.073 R)
• M4: 1,398,890 km (0.07 R)
• M5: 1,869,973 km (0.098 R)
• M6: 2,286,753 km (0.076 R)
• M7: 4,943,462 km (0.095 R)
• M8: 6,520,672 km (0.075 R)
• M9: 7,490,814 km (0.099 R)
• M10: 7,849,999 km (0.055 R)
• M11: 8,315,098 km (0.071 R)
• M12: 11,386,044 km (0.101 R)
• M13: 12,043,825 km (0.061 R)
• M14: 14,931,214 km (0.102 R)
• M15: 15,719,445 km (0.057 R)
• M16: 17,146,160 km (0.101 R)
• M17: 18,010,686 km (0.084 R)
• M18: 24,012,403 km (0.109 R)
• M19: 26,208,350 km (0.109 R)
• M20: 29,860,633 km (0.103 R)
• M21: 32,278,433 km (0.091 R)
• M22: 36,209,417 km (0.077 R)
• M23: 37,500,446 km (0.088 R)
• M24: 38,821,994 km (0.074 R)
• M25: 43,116,051 km (0.096 R)
• M26: 51,819,506 km (0.117 R)
• M27: 53,458,201 km (0.043 R)
• M28: 56,322,850 km (0.03 R)

Kuiper Belt

Range: 31.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 328 - 11,635 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit