🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.53 AU - 0.83 AU

Year: 199 Days

Day: 37.8 Hours

Environment

Temp: 177 °C

Axial Tilt: 7.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.4 AU - 1.7 AU

Year: 685 Days

Day: 38.4 Hours

Environment

Temp: -33 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.89 AU - 2.09 AU

Year: 996 Days

Day: 36.6 Hours

Environment

Temp: -58 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.01 AU - 2.77 AU

Year: 1311 Days

Day: 44.6 Hours

Environment

Temp: -68 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.55 AU - 2.75 AU

Year: 1530 Days

Day: 32.2 Hours

Environment

Temp: -87 °C

Axial Tilt: 164.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 33,958,612 km

• M1: 273,914 km (0.084 R)
• M2: 1,436,888 km (0.086 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.43 AU - 3.85 AU

Year: 2464 Days

Day: 43.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,958,612 km

• M1: 26,628 km (0.079 R)

Asteroid Belt

Center: 5.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.5

Radius: 13.8

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.98 AU - 8.78 AU

Year: 7112 Days

Day: 9.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,958,612 km

• M1: 227,090 km (0.079 R)
• M2: 786,286 km (0.091 R)
• M3: 1,487,900 km (0.045 R)
• M4: 2,040,216 km (0.077 R)
• M5: 3,030,105 km (0.107 R)
• M6: 4,195,472 km (0.111 R)
• M7: 4,894,992 km (0.048 R)
• M8: 6,729,810 km (0.118 R)
• M9: 9,407,612 km (0.081 R)
• M10: 9,885,278 km (0.103 R)
• M11: 13,261,402 km (0.109 R)
• M12: 16,205,339 km (0.062 R)
• M13: 18,327,684 km (0.109 R)
• M14: 26,999,274 km (0.072 R)
• M15: 29,599,584 km (0.091 R)
• M16: 31,971,608 km (0.112 R)
• M17: 32,855,881 km (0.098 R)

Kuiper Belt

Range: 30.9 - 49.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 17,467 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit