🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.76 AU - 0.96 AU

Year: 291 Days

Day: 23.8 Hours

Environment

Temp: 96 °C

Axial Tilt: 48.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 33,862,653 km

• M1: 37,100 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.82 AU - 1.02 AU

Year: 322 Days

Day: 32.5 Hours

Environment

Temp: 136 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.57 AU - 3.57 AU

Year: 1965 Days

Day: 38.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,862,653 km

• M1: 100,081 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.9

Radius: 10.7

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 6.31 AU - 6.63 AU

Year: 6011 Days

Day: 14.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 178.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 33,862,653 km

• M1: 133,142 km (0.042 R)
• M2: 614,548 km (0.034 R)
• M3: 978,819 km (0.105 R)
• M4: 2,356,615 km (0.104 R)
• M5: 3,046,710 km (0.102 R)
• M6: 11,636,321 km (0.114 R)
• M7: 12,813,058 km (0.082 R)
• M8: 13,843,637 km (0.055 R)
• M9: 16,755,710 km (0.084 R)
• M10: 17,461,662 km (0.095 R)
• M11: 20,196,610 km (0.044 R)
• M12: 25,733,377 km (0.056 R)
• M13: 30,002,003 km (0.042 R)
• M14: 31,717,441 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.9

Radius: 9.8

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 7.23 AU - 9.03 AU

Year: 8467 Days

Day: 11.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,862,653 km

• M1: 125,812 km (0.118 R)
• M2: 1,618,649 km (0.042 R)
• M3: 2,092,725 km (0.075 R)
• M4: 2,464,326 km (0.109 R)
• M5: 2,937,653 km (0.116 R)
• M6: 3,363,409 km (0.035 R)
• M7: 4,140,271 km (0.117 R)
• M8: 5,375,949 km (0.112 R)
• M9: 6,876,865 km (0.115 R)
• M10: 7,742,737 km (0.113 R)
• M11: 8,124,361 km (0.064 R)
• M12: 8,843,029 km (0.077 R)
• M13: 9,217,922 km (0.052 R)
• M14: 12,300,386 km (0.086 R)
• M15: 15,767,017 km (0.093 R)
• M16: 19,624,398 km (0.093 R)
• M17: 21,063,081 km (0.047 R)
• M18: 24,883,212 km (0.116 R)
• M19: 25,884,770 km (0.097 R)
• M20: 27,878,910 km (0.098 R)
• M21: 31,684,380 km (0.106 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 301 - 18,655 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit