🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.5 AU - 0.78 AU

Year: 191 Days

Day: 38.5 Hours

Environment

Temp: 137 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.56 AU - 0.8 AU

Year: 209 Days

Day: 43.4 Hours

Environment

Temp: 128 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.88 AU - 1.06 AU

Year: 356 Days

Day: 35.6 Hours

Environment

Temp: 38 °C

Axial Tilt: 7.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 36,881,225 km

• M1: 23,337 km (0.062 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.27 AU - 1.61 AU

Year: 644 Days

Day: 29.4 Hours

Environment

Temp: -39 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.65 AU - 1.97 AU

Year: 908 Days

Day: 35.9 Hours

Environment

Temp: -67 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,881,225 km

• M1: 197,020 km (0.103 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.4 AU - 3.52 AU

Year: 2399 Days

Day: 34.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,881,225 km

• M1: 343,327 km (0.085 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.82 AU - 5.02 AU

Year: 3464 Days

Day: 42.5 Hours

Environment

Temp: -138 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.8

Radius: 14.3

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 6.06 AU - 6.2 AU

Year: 5658 Days

Day: 8.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,881,225 km

• M1: 178,021 km (0.088 R)
• M2: 1,120,039 km (0.096 R)
• M3: 1,595,162 km (0.043 R)
• M4: 2,113,369 km (0.07 R)
• M5: 3,096,078 km (0.093 R)
• M6: 4,061,881 km (0.083 R)
• M7: 6,418,497 km (0.052 R)
• M8: 10,026,648 km (0.113 R)
• M9: 13,593,809 km (0.116 R)
• M10: 14,456,091 km (0.088 R)
• M11: 15,415,612 km (0.112 R)
• M12: 16,545,524 km (0.069 R)
• M13: 17,065,078 km (0.117 R)
• M14: 21,316,500 km (0.075 R)
• M15: 24,850,600 km (0.077 R)
• M16: 25,791,870 km (0.084 R)
• M17: 27,113,417 km (0.085 R)
• M18: 30,468,898 km (0.107 R)
• M19: 33,987,739 km (0.066 R)
• M20: 36,551,846 km (0.082 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 355 - 12,580 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit