🌌 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: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.48 AU - 0.7 AU

Year: 170 Days

Day: 39.5 Hours

Environment

Temp: 183 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.57 AU - 0.77 AU

Year: 206 Days

Day: 21.3 Hours

Environment

Temp: 162 °C

Axial Tilt: 17.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,510,094 km

• M1: 23,936 km (0.071 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.01 AU - 2.91 AU

Year: 1446 Days

Day: 19.6 Hours

Environment

Temp: -86 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.9

Radius: 11.1

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.02 AU - 5.6 AU

Year: 4585 Days

Day: 13.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 32,510,094 km

• M1: 139,724 km (0.071 R)
• M2: 1,134,999 km (0.097 R)
• M3: 1,522,009 km (0.061 R)
• M4: 2,792,693 km (0.087 R)
• M5: 4,329,811 km (0.117 R)
• M6: 4,695,279 km (0.115 R)
• M7: 5,134,349 km (0.106 R)
• M8: 5,859,001 km (0.032 R)
• M9: 6,650,523 km (0.089 R)
• M10: 7,685,740 km (0.045 R)
• M11: 8,596,492 km (0.102 R)
• M12: 9,255,770 km (0.078 R)
• M13: 11,074,431 km (0.112 R)
• M14: 12,235,311 km (0.109 R)
• M15: 13,373,302 km (0.111 R)
• M16: 13,733,384 km (0.086 R)
• M17: 14,852,376 km (0.096 R)
• M18: 15,688,179 km (0.05 R)
• M19: 18,133,057 km (0.074 R)
• M20: 18,701,978 km (0.093 R)
• M21: 19,217,642 km (0.039 R)
• M22: 21,097,339 km (0.086 R)
• M23: 23,991,160 km (0.116 R)
• M24: 26,247,844 km (0.07 R)
• M25: 26,894,556 km (0.085 R)
• M26: 27,386,433 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.8

Radius: 10.8

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 5.29 AU - 5.45 AU

Year: 4663 Days

Day: 8.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,510,094 km

• M1: 134,488 km (0.078 R)
• M2: 498,161 km (0.085 R)
• M3: 973,882 km (0.048 R)
• M4: 1,329,775 km (0.084 R)
• M5: 1,939,088 km (0.068 R)
• M6: 2,672,716 km (0.087 R)
• M7: 3,224,433 km (0.063 R)
• M8: 7,925,246 km (0.091 R)
• M9: 8,661,268 km (0.079 R)
• M10: 11,286,860 km (0.048 R)
• M11: 14,515,481 km (0.074 R)
• M12: 15,439,248 km (0.041 R)
• M13: 15,915,717 km (0.056 R)
• M14: 17,790,029 km (0.067 R)
• M15: 18,247,799 km (0.069 R)
• M16: 18,982,923 km (0.099 R)
• M17: 19,807,356 km (0.109 R)
• M18: 20,369,994 km (0.094 R)
• M19: 28,156,264 km (0.111 R)
• M20: 28,867,901 km (0.085 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 11,538 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit