🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.48 AU - 0.7 AU

Year: 166 Days

Day: 31.4 Hours

Environment

Temp: 169 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.76 AU - 1.04 AU

Year: 313 Days

Day: 35.6 Hours

Environment

Temp: 114 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.3 AU - 1.8 AU

Year: 708 Days

Day: 30.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.06 AU - 2.14 AU

Year: 1117 Days

Day: 17.3 Hours

Environment

Temp: -77 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.32 AU - 2.6 AU

Year: 1416 Days

Day: 19 Hours

Environment

Temp: -86 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.86 AU - 4.06 AU

Year: 2893 Days

Day: 29.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,372,232 km

• M1: 144,661 km (0.101 R)
• M2: 1,663,828 km (0.113 R)

Asteroid Belt

Center: 9.2 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 289.5

Radius: 7.5

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 13.76 AU - 15.12 AU

Year: 20143 Days

Day: 24.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,372,232 km

• M1: 100,081 km (0.048 R)
• M2: 631,303 km (0.09 R)
• M3: 956,379 km (0.109 R)
• M4: 1,284,447 km (0.091 R)
• M5: 2,023,461 km (0.072 R)
• M6: 2,612,727 km (0.069 R)
• M7: 5,140,781 km (0.087 R)
• M8: 5,889,668 km (0.104 R)
• M9: 6,309,889 km (0.049 R)
• M10: 8,476,814 km (0.032 R)
• M11: 10,424,279 km (0.081 R)
• M12: 12,465,542 km (0.12 R)
• M13: 15,108,637 km (0.112 R)
• M14: 15,391,975 km (0.088 R)
• M15: 18,665,626 km (0.112 R)
• M16: 21,921,025 km (0.099 R)
• M17: 23,873,277 km (0.115 R)
• M18: 27,907,184 km (0.112 R)
• M19: 30,986,805 km (0.112 R)
• M20: 34,164,115 km (0.05 R)
• M21: 39,527,797 km (0.106 R)
• M22: 39,796,474 km (0.085 R)
• M23: 44,695,655 km (0.097 R)
• M24: 52,370,175 km (0.111 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 17,797 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit