🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.58 AU - 0.64 AU

Year: 174 Days

Day: 47.3 Hours

Environment

Temp: 150 °C

Axial Tilt: 26.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 40,926,816 km

• M1: 36,352 km (0.114 R)
• M2: 130,898 km (0.035 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.74 AU - 1.16 AU

Year: 338 Days

Day: 15.5 Hours

Environment

Temp: 40 °C

Axial Tilt: 39.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 40,926,816 km

• M1: 293,511 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.1 AU - 1.14 AU

Year: 433 Days

Day: 45.7 Hours

Environment

Temp: 29 °C

Axial Tilt: 25.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.88 AU - 2.06 AU

Year: 1010 Days

Day: 18.9 Hours

Environment

Temp: -57 °C

Axial Tilt: 14.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,926,816 km

• M1: 174,132 km (0.07 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.57 AU - 3.39 AU

Year: 1879 Days

Day: 37.1 Hours

Environment

Temp: -107 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.2

Radius: 13.2

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 7.92 AU - 9.4 AU

Year: 9308 Days

Day: 10 Hours

Environment

Temp: -170 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 40,926,816 km

• M1: 164,408 km (0.087 R)
• M2: 671,096 km (0.109 R)
• M3: 1,615,657 km (0.091 R)
• M4: 2,104,244 km (0.07 R)
• M5: 2,705,777 km (0.12 R)
• M6: 3,760,890 km (0.111 R)
• M7: 4,219,109 km (0.107 R)
• M8: 5,249,090 km (0.073 R)
• M9: 7,950,678 km (0.051 R)
• M10: 9,618,545 km (0.065 R)
• M11: 11,471,314 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.1

Radius: 9.5

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 8.35 AU - 9.15 AU

Year: 9454 Days

Day: 6.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 40,926,816 km

• M1: 118,182 km (0.072 R)
• M2: 2,053,979 km (0.032 R)
• M3: 2,501,875 km (0.072 R)
• M4: 3,228,771 km (0.045 R)
• M5: 5,373,855 km (0.083 R)
• M6: 7,094,529 km (0.103 R)
• M7: 7,478,547 km (0.1 R)
• M8: 7,916,869 km (0.082 R)
• M9: 8,499,403 km (0.088 R)
• M10: 9,518,314 km (0.113 R)
• M11: 13,699,724 km (0.102 R)
• M12: 14,972,204 km (0.112 R)
• M13: 20,622,814 km (0.117 R)
• M14: 29,178,915 km (0.048 R)
• M15: 32,207,225 km (0.063 R)
• M16: 33,905,161 km (0.072 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 16,053 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit