🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.5 AU - 0.76 AU

Year: 181 Days

Day: 22.3 Hours

Environment

Temp: 225 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.21 AU - 1.33 AU

Year: 518 Days

Day: 13.1 Hours

Environment

Temp: -7 °C

Axial Tilt: 9.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.91 AU - 4.73 AU

Year: 2700 Days

Day: 29.8 Hours

Environment

Temp: -127 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.6

Radius: 11.2

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.77 AU - 9.55 AU

Year: 8430 Days

Day: 12.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,772,639 km

• M1: 139,276 km (0.092 R)
• M2: 509,381 km (0.111 R)
• M3: 872,305 km (0.07 R)
• M4: 1,620,145 km (0.04 R)
• M5: 2,150,769 km (0.114 R)
• M6: 2,603,901 km (0.092 R)
• M7: 4,441,262 km (0.106 R)
• M8: 6,656,956 km (0.091 R)
• M9: 7,705,936 km (0.03 R)
• M10: 8,311,658 km (0.111 R)
• M11: 8,775,710 km (0.105 R)
• M12: 15,907,490 km (0.055 R)
• M13: 16,823,178 km (0.086 R)
• M14: 17,912,400 km (0.076 R)
• M15: 20,155,770 km (0.071 R)
• M16: 22,499,221 km (0.096 R)
• M17: 28,095,228 km (0.076 R)
• M18: 29,529,423 km (0.062 R)
• M19: 32,027,259 km (0.064 R)
• M20: 34,771,183 km (0.096 R)
• M21: 37,782,588 km (0.037 R)
• M22: 39,292,778 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.5

Radius: 11.4

Gravity: 7.05 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7.45 AU - 10.13 AU

Year: 9425 Days

Day: 12.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,772,639 km

• M1: 141,819 km (0.052 R)
• M2: 1,083,986 km (0.108 R)
• M3: 1,481,617 km (0.058 R)
• M4: 1,961,228 km (0.084 R)
• M5: 3,053,741 km (0.096 R)
• M6: 5,602,291 km (0.089 R)
• M7: 6,585,298 km (0.081 R)
• M8: 11,353,730 km (0.101 R)
• M9: 13,044,486 km (0.079 R)
• M10: 13,918,287 km (0.083 R)
• M11: 20,081,869 km (0.055 R)
• M12: 22,192,545 km (0.079 R)
• M13: 24,354,085 km (0.04 R)
• M14: 25,967,647 km (0.109 R)
• M15: 39,567,440 km (0.088 R)
• M16: 43,551,381 km (0.093 R)
• M17: 47,213,986 km (0.113 R)
• M18: 48,380,999 km (0.108 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 18,513 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit