🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.42 AU - 0.62 AU

Year: 139 Days

Day: 35.9 Hours

Environment

Temp: 205 °C

Axial Tilt: 4.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,083,903 km

• M1: 86,617 km (0.053 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.97 AU - 1.47 AU

Year: 500 Days

Day: 18.8 Hours

Environment

Temp: -5 °C

Axial Tilt: 13.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 30,083,903 km

• M1: 36,651 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.87 AU - 2.63 AU

Year: 1252 Days

Day: 16.6 Hours

Environment

Temp: -93 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.81 AU - 2.95 AU

Year: 1362 Days

Day: 29 Hours

Environment

Temp: -92 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,083,903 km

• M1: 67,169 km (0.097 R)
• M2: 1,554,322 km (0.114 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.09 AU - 3.39 AU

Year: 2163 Days

Day: 33.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.98 AU - 4.44 AU

Year: 3204 Days

Day: 31 Hours

Environment

Temp: -138 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,083,903 km

• M1: 45,927 km (0.097 R)

Asteroid Belt

Center: 5.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590.5

Radius: 13.1

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.69 AU - 6.17 AU

Year: 5355 Days

Day: 7.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,083,903 km

• M1: 164,408 km (0.042 R)
• M2: 745,297 km (0.052 R)
• M3: 1,247,945 km (0.065 R)
• M4: 2,764,120 km (0.042 R)
• M5: 3,269,461 km (0.099 R)
• M6: 3,704,642 km (0.098 R)
• M7: 4,297,648 km (0.103 R)
• M8: 5,222,910 km (0.066 R)
• M9: 6,370,775 km (0.111 R)
• M10: 6,887,785 km (0.1 R)
• M11: 7,752,012 km (0.111 R)
• M12: 9,121,880 km (0.083 R)
• M13: 9,780,110 km (0.106 R)
• M14: 11,424,191 km (0.118 R)
• M15: 14,859,108 km (0.062 R)
• M16: 15,367,890 km (0.092 R)
• M17: 16,360,472 km (0.092 R)
• M18: 16,781,440 km (0.085 R)
• M19: 17,960,571 km (0.061 R)
• M20: 19,260,875 km (0.05 R)
• M21: 21,043,633 km (0.066 R)
• M22: 28,932,079 km (0.091 R)
• M23: 29,371,597 km (0.115 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 11,432 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit