🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.5 AU - 0.56 AU

Year: 141 Days

Day: 31.4 Hours

Environment

Temp: 189 °C

Axial Tilt: 14.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.32 AU - 1.82 AU

Year: 719 Days

Day: 40.3 Hours

Environment

Temp: -38 °C

Axial Tilt: 43.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.2

Radius: 13.6

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 7.4 AU - 10.04 AU

Year: 9405 Days

Day: 6 Hours

Environment

Temp: -171 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 97,514,736 km

• M1: 172,038 km (0.046 R)
• M2: 600,935 km (0.094 R)
• M3: 1,168,210 km (0.089 R)
• M4: 2,012,391 km (0.106 R)
• M5: 2,469,861 km (0.1 R)
• M6: 3,529,313 km (0.118 R)
• M7: 4,202,803 km (0.115 R)
• M8: 5,141,230 km (0.06 R)
• M9: 9,389,510 km (0.12 R)
• M10: 17,087,518 km (0.086 R)
• M11: 19,765,768 km (0.115 R)
• M12: 23,814,186 km (0.12 R)
• M13: 31,391,318 km (0.114 R)
• M14: 37,912,140 km (0.08 R)
• M15: 39,946,521 km (0.088 R)
• M16: 42,178,820 km (0.064 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 590.3

Radius: 4.7

Gravity: 26.72 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 18.93 AU - 19.91 AU

Year: 31258 Days

Day: 18.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 97,514,736 km

• M1: 58,942 km (0.119 R)
• M2: 287,677 km (0.035 R)
• M3: 589,715 km (0.117 R)
• M4: 922,869 km (0.113 R)
• M5: 1,439,580 km (0.093 R)
• M6: 2,535,086 km (0.047 R)
• M7: 3,133,627 km (0.086 R)
• M8: 4,060,385 km (0.072 R)
• M9: 4,719,962 km (0.106 R)
• M10: 6,628,831 km (0.098 R)
• M11: 8,998,462 km (0.12 R)
• M12: 9,299,153 km (0.107 R)
• M13: 11,524,122 km (0.083 R)
• M14: 12,535,254 km (0.069 R)
• M15: 15,834,486 km (0.096 R)
• M16: 16,272,808 km (0.077 R)
• M17: 22,070,623 km (0.085 R)
• M18: 22,507,149 km (0.111 R)
• M19: 24,311,300 km (0.076 R)
• M20: 24,776,848 km (0.117 R)
• M21: 30,566,884 km (0.106 R)
• M22: 35,234,786 km (0.085 R)
• M23: 36,433,813 km (0.12 R)
• M24: 37,505,084 km (0.071 R)
• M25: 38,282,993 km (0.09 R)
• M26: 41,834,147 km (0.09 R)
• M27: 44,898,061 km (0.057 R)
• M28: 53,010,155 km (0.061 R)
• M29: 55,180,671 km (0.075 R)
• M30: 68,530,785 km (0.109 R)
• M31: 91,503,034 km (0.078 R)
• M32: 91,783,530 km (0.04 R)
• M33: 93,763,158 km (0.059 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 15,538 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit