🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.87 AU - 0.95 AU

Year: 312 Days

Day: 16.3 Hours

Environment

Temp: 137 °C

Axial Tilt: 24 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 61,469,018 km

• M1: 21,542 km (0.031 R)
• M2: 34,557 km (0.047 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.83 AU - 1.03 AU

Year: 323 Days

Day: 38.5 Hours

Environment

Temp: 112 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,469,018 km

• M1: 315,352 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.95 AU - 2.27 AU

Year: 1103 Days

Day: 37.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.02 AU - 3.62 AU

Year: 2177 Days

Day: 38.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 61,469,018 km

• M1: 374,144 km (0.075 R)

Asteroid Belt

Center: 7.64 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 11.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.6

Radius: 14.8

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 11.77 AU - 12.13 AU

Year: 14867 Days

Day: 8.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 61,469,018 km

• M1: 184,155 km (0.045 R)
• M2: 727,644 km (0.112 R)
• M3: 1,311,674 km (0.063 R)
• M4: 3,546,816 km (0.119 R)
• M5: 4,407,901 km (0.058 R)
• M6: 6,465,919 km (0.114 R)
• M7: 8,409,644 km (0.117 R)
• M8: 9,153,894 km (0.108 R)
• M9: 11,653,525 km (0.066 R)
• M10: 12,516,405 km (0.045 R)
• M11: 13,093,404 km (0.113 R)
• M12: 14,094,513 km (0.072 R)
• M13: 16,325,017 km (0.09 R)
• M14: 19,539,127 km (0.064 R)
• M15: 20,229,372 km (0.034 R)
• M16: 21,567,226 km (0.076 R)
• M17: 22,304,444 km (0.102 R)
• M18: 23,635,117 km (0.11 R)
• M19: 26,038,706 km (0.096 R)
• M20: 27,193,003 km (0.116 R)
• M21: 29,267,028 km (0.078 R)
• M22: 31,093,618 km (0.105 R)
• M23: 33,851,156 km (0.105 R)
• M24: 35,225,960 km (0.111 R)
• M25: 46,062,830 km (0.044 R)
• M26: 46,978,369 km (0.046 R)
• M27: 50,762,148 km (0.114 R)
• M28: 60,009,839 km (0.081 R)
• M29: 60,554,376 km (0.12 R)
• M30: 61,285,311 km (0.117 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 18,080 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit