🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.61 AU - 0.73 AU

Year: 204 Days

Day: 22.6 Hours

Environment

Temp: 189 °C

Axial Tilt: 28.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.86 AU - 1.22 AU

Year: 395 Days

Day: 47.5 Hours

Environment

Temp: 7 °C

Axial Tilt: 7.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.39 AU - 1.67 AU

Year: 705 Days

Day: 28.8 Hours

Environment

Temp: -39 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.6 AU - 1.72 AU

Year: 797 Days

Day: 28.2 Hours

Environment

Temp: -47 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,988,470 km

• M1: 114,293 km (0.107 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.9 AU - 3 AU

Year: 1430 Days

Day: 25.4 Hours

Environment

Temp: -102 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,988,470 km

• M1: 94,396 km (0.066 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.87 AU - 3.49 AU

Year: 2114 Days

Day: 22.4 Hours

Environment

Temp: -112 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.85 AU - 4.03 AU

Year: 2378 Days

Day: 17.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 19.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.3

Radius: 3.1

Gravity: 25.21 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 17.36 AU - 20.7 AU

Year: 30947 Days

Day: 22.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,988,470 km

• M1: 117,135 km (0.104 R)
• M2: 1,109,717 km (0.087 R)
• M3: 2,993,005 km (0.09 R)
• M4: 6,905,737 km (0.114 R)
• M5: 7,700,999 km (0.109 R)
• M6: 7,896,524 km (0.092 R)
• M7: 18,029,386 km (0.115 R)
• M8: 24,401,507 km (0.116 R)
• M9: 25,036,101 km (0.111 R)
• M10: 25,573,158 km (0.085 R)
• M11: 25,790,224 km (0.105 R)
• M12: 27,005,707 km (0.045 R)
• M13: 34,314,012 km (0.042 R)
• M14: 35,243,912 km (0.101 R)
• M15: 37,993,222 km (0.075 R)
• M16: 42,379,730 km (0.119 R)
• M17: 45,167,188 km (0.116 R)
• M18: 47,417,738 km (0.033 R)
• M19: 47,581,398 km (0.114 R)
• M20: 65,097,962 km (0.119 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: 270 - 13,932 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit