🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.43 AU - 0.65 AU

Year: 145 Days

Day: 42.3 Hours

Environment

Temp: 187 °C

Axial Tilt: 45.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.48 AU - 2.24 AU

Year: 927 Days

Day: 46 Hours

Environment

Temp: -60 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,632,315 km

• M1: 163,062 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.05 AU - 2.23 AU

Year: 1143 Days

Day: 17 Hours

Environment

Temp: -83 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 4.01 AU - 5.01 AU

Year: 3498 Days

Day: 27.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,632,315 km

• M1: 1,043,595 km (0.107 R)

Asteroid Belt

Center: 6.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.1

Radius: 12

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 6.73 AU - 8.95 AU

Year: 8018 Days

Day: 7.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,632,315 km

• M1: 150,495 km (0.097 R)
• M2: 1,129,464 km (0.062 R)
• M3: 2,908,482 km (0.045 R)
• M4: 4,560,192 km (0.12 R)
• M5: 8,754,617 km (0.113 R)
• M6: 12,302,480 km (0.076 R)
• M7: 14,559,463 km (0.119 R)
• M8: 15,815,188 km (0.034 R)
• M9: 16,895,284 km (0.028 R)
• M10: 17,390,752 km (0.108 R)
• M11: 20,640,617 km (0.098 R)
• M12: 23,963,485 km (0.099 R)
• M13: 24,747,677 km (0.115 R)
• M14: 26,037,809 km (0.102 R)
• M15: 29,281,090 km (0.057 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: 267 - 17,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit