🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.54 AU - 0.66 AU

Year: 175 Days

Day: 25.5 Hours

Environment

Temp: 125 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.41 AU - 2.13 AU

Year: 887 Days

Day: 35.9 Hours

Environment

Temp: -56 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.99 AU - 3.33 AU

Year: 2116 Days

Day: 31.8 Hours

Environment

Temp: -111 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,207,579 km

• M1: 203,752 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392

Radius: 8

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 13.63 AU - 14.19 AU

Year: 19544 Days

Day: 16.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,207,579 km

• M1: 99,483 km (0.102 R)
• M2: 682,914 km (0.055 R)
• M3: 1,477,578 km (0.115 R)
• M4: 1,931,907 km (0.111 R)
• M5: 2,372,323 km (0.112 R)
• M6: 2,627,687 km (0.048 R)
• M7: 3,169,530 km (0.061 R)
• M8: 11,420,750 km (0.047 R)
• M9: 12,030,511 km (0.114 R)
• M10: 13,514,821 km (0.059 R)
• M11: 17,632,652 km (0.1 R)
• M12: 21,493,923 km (0.109 R)
• M13: 22,234,881 km (0.047 R)
• M14: 23,377,958 km (0.026 R)
• M15: 26,196,682 km (0.108 R)
• M16: 26,617,052 km (0.089 R)
• M17: 27,796,182 km (0.115 R)
• M18: 28,453,814 km (0.098 R)
• M19: 31,779,674 km (0.092 R)
• M20: 38,376,342 km (0.097 R)
• M21: 39,879,950 km (0.069 R)
• M22: 46,748,287 km (0.12 R)
• M23: 49,255,099 km (0.097 R)
• M24: 53,517,741 km (0.09 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 10,856 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit