🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.39 AU - 0.61 AU

Year: 124 Days

Day: 16.5 Hours

Environment

Temp: 201 °C

Axial Tilt: 22.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.69 AU - 1.01 AU

Year: 275 Days

Day: 12.8 Hours

Environment

Temp: 181 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 24,489,462 km

• M1: 42,336 km (0.113 R)

Asteroid Belt

Center: 1.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.86 AU - 2.08 AU

Year: 972 Days

Day: 29.7 Hours

Environment

Temp: -55 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.34 AU - 5.16 AU

Year: 3638 Days

Day: 16.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 113.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.1

Radius: 12.3

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 7.4 AU - 7.42 AU

Year: 7089 Days

Day: 6.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 24,489,462 km

• M1: 153,039 km (0.073 R)
• M2: 729,589 km (0.054 R)
• M3: 1,927,269 km (0.116 R)
• M4: 2,645,788 km (0.116 R)
• M5: 3,618,473 km (0.076 R)
• M6: 4,765,440 km (0.105 R)
• M7: 5,846,883 km (0.117 R)
• M8: 7,118,166 km (0.112 R)
• M9: 9,220,914 km (0.058 R)
• M10: 12,227,083 km (0.084 R)
• M11: 13,208,295 km (0.059 R)
• M12: 13,821,796 km (0.117 R)
• M13: 14,561,408 km (0.034 R)
• M14: 15,890,585 km (0.116 R)
• M15: 21,321,437 km (0.098 R)
• M16: 22,023,799 km (0.102 R)
• M17: 27,298,470 km (0.098 R)
• M18: 27,710,612 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10.4

Radius: 5.4

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 16.77 AU - 21.69 AU

Year: 29638 Days

Day: 21.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 24,489,462 km

• M1: 67,319 km (0.103 R)
• M2: 352,752 km (0.106 R)
• M3: 739,761 km (0.112 R)
• M4: 2,717,745 km (0.099 R)
• M5: 3,806,967 km (0.098 R)
• M6: 3,998,901 km (0.096 R)
• M7: 16,540,588 km (0.109 R)

Kuiper Belt

Range: 31.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 20,086 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit