🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.42 AU - 0.6 AU

Year: 135 Days

Day: 20.3 Hours

Environment

Temp: 220 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.42 AU - 0.62 AU

Year: 139 Days

Day: 17.8 Hours

Environment

Temp: 190 °C

Axial Tilt: 16.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.46 AU - 0.6 AU

Year: 143 Days

Day: 28.4 Hours

Environment

Temp: 232 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.11 AU - 1.83 AU

Year: 661 Days

Day: 28.8 Hours

Environment

Temp: -46 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.72 AU - 1.98 AU

Year: 933 Days

Day: 39 Hours

Environment

Temp: -69 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,752,377 km

• M1: 80,184 km (0.063 R)
• M2: 680,222 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.96 AU - 2.7 AU

Year: 1319 Days

Day: 43.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,752,377 km

• M1: 32,164 km (0.111 R)
• M2: 105,167 km (0.043 R)

Asteroid Belt

Center: 7.74 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260

Radius: 7.3

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 12.19 AU - 14.11 AU

Year: 17685 Days

Day: 16.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,752,377 km

• M1: 90,806 km (0.091 R)
• M2: 326,722 km (0.062 R)
• M3: 652,546 km (0.099 R)
• M4: 920,924 km (0.119 R)
• M5: 2,153,162 km (0.104 R)
• M6: 2,415,258 km (0.086 R)
• M7: 3,817,438 km (0.099 R)
• M8: 4,203,700 km (0.073 R)
• M9: 7,214,208 km (0.057 R)
• M10: 7,675,867 km (0.07 R)
• M11: 12,223,343 km (0.079 R)
• M12: 12,879,629 km (0.084 R)
• M13: 14,458,036 km (0.1 R)
• M14: 15,124,195 km (0.066 R)
• M15: 16,090,747 km (0.12 R)
• M16: 16,589,207 km (0.113 R)
• M17: 21,721,162 km (0.068 R)
• M18: 23,400,099 km (0.066 R)
• M19: 32,090,090 km (0.12 R)
• M20: 40,709,470 km (0.078 R)
• M21: 45,334,438 km (0.118 R)
• M22: 49,098,919 km (0.106 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 11,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit