🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.63 AU - 0.91 AU

Year: 235 Days

Day: 40.9 Hours

Environment

Temp: 131 °C

Axial Tilt: 44.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.43 AU - 2.77 AU

Year: 1460 Days

Day: 37.1 Hours

Environment

Temp: -74 °C

Axial Tilt: 93.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.76 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.7

Radius: 14.1

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.15 AU - 7.69 AU

Year: 6339 Days

Day: 14.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 25,981,238 km

• M1: 192,383 km (0.08 R)
• M2: 1,180,776 km (0.04 R)
• M3: 1,731,446 km (0.113 R)
• M4: 2,519,527 km (0.072 R)
• M5: 3,752,663 km (0.071 R)
• M6: 5,673,050 km (0.115 R)
• M7: 6,218,484 km (0.079 R)
• M8: 7,485,728 km (0.057 R)
• M9: 10,890,276 km (0.067 R)
• M10: 11,591,890 km (0.074 R)
• M11: 14,704,424 km (0.082 R)
• M12: 15,330,341 km (0.073 R)
• M13: 16,272,359 km (0.078 R)
• M14: 17,503,699 km (0.116 R)
• M15: 18,142,332 km (0.027 R)
• M16: 21,067,120 km (0.064 R)
• M17: 25,573,606 km (0.095 R)
• M18: 30,410,405 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177

Radius: 9.4

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 7.16 AU - 8.8 AU

Year: 7851 Days

Day: 7.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 25,981,238 km

• M1: 116,836 km (0.073 R)
• M2: 431,590 km (0.059 R)
• M3: 1,536,071 km (0.099 R)
• M4: 1,912,609 km (0.093 R)
• M5: 2,601,806 km (0.085 R)
• M6: 5,348,273 km (0.105 R)
• M7: 8,142,313 km (0.069 R)
• M8: 11,833,042 km (0.042 R)
• M9: 13,014,865 km (0.118 R)
• M10: 23,431,814 km (0.047 R)
• M11: 24,834,743 km (0.09 R)

Kuiper Belt

Range: 31.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 14,729 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit