🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.43 AU - 0.59 AU

Year: 133 Days

Day: 33.2 Hours

Environment

Temp: 196 °C

Axial Tilt: 15.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.58 AU - 2.08 AU

Year: 904 Days

Day: 12.2 Hours

Environment

Temp: -61 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156

Radius: 9.9

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.56 AU - 9.22 AU

Year: 8095 Days

Day: 6.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,299,264 km

• M1: 125,064 km (0.063 R)
• M2: 459,864 km (0.109 R)
• M3: 855,251 km (0.097 R)
• M4: 1,264,700 km (0.088 R)
• M5: 1,589,627 km (0.104 R)
• M6: 2,956,353 km (0.115 R)
• M7: 3,518,991 km (0.115 R)
• M8: 4,107,210 km (0.109 R)
• M9: 7,200,445 km (0.093 R)
• M10: 7,563,668 km (0.077 R)
• M11: 8,951,039 km (0.082 R)
• M12: 9,488,245 km (0.062 R)
• M13: 10,046,843 km (0.093 R)
• M14: 10,627,134 km (0.112 R)
• M15: 11,991,765 km (0.047 R)
• M16: 13,870,266 km (0.066 R)
• M17: 14,381,890 km (0.083 R)
• M18: 18,201,274 km (0.091 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 39.1

Radius: 4.5

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 14.9 AU - 17.88 AU

Year: 24236 Days

Day: 15.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,299,264 km

• M1: 68,965 km (0.025 R)
• M2: 825,481 km (0.061 R)
• M3: 2,607,940 km (0.096 R)
• M4: 3,065,111 km (0.076 R)
• M5: 4,649,801 km (0.119 R)
• M6: 5,175,189 km (0.092 R)
• M7: 6,643,342 km (0.117 R)
• M8: 6,918,154 km (0.105 R)
• M9: 12,463,896 km (0.062 R)
• M10: 25,355,792 km (0.096 R)
• M11: 31,344,344 km (0.046 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: 337 - 19,484 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit