🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.54 AU - 0.56 AU

Year: 154 Days

Day: 37.4 Hours

Environment

Temp: 167 °C

Axial Tilt: 13.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.46 AU - 2.14 AU

Year: 915 Days

Day: 21.7 Hours

Environment

Temp: -63 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.4

Radius: 14.2

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 6.49 AU - 6.51 AU

Year: 6277 Days

Day: 8.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 56,334,517 km

• M1: 186,698 km (0.11 R)
• M2: 663,018 km (0.111 R)
• M3: 1,700,329 km (0.077 R)
• M4: 2,990,611 km (0.087 R)
• M5: 5,839,852 km (0.109 R)
• M6: 6,643,193 km (0.115 R)
• M7: 7,266,417 km (0.103 R)
• M8: 10,846,444 km (0.086 R)
• M9: 15,169,224 km (0.097 R)
• M10: 16,007,571 km (0.099 R)
• M11: 19,954,411 km (0.041 R)
• M12: 31,985,820 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 237.2

Radius: 7.5

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 14.32 AU - 15.36 AU

Year: 21652 Days

Day: 24.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,334,517 km

• M1: 93,349 km (0.12 R)
• M2: 332,406 km (0.082 R)
• M3: 629,209 km (0.092 R)
• M4: 1,657,844 km (0.047 R)
• M5: 2,567,099 km (0.079 R)
• M6: 3,228,322 km (0.104 R)
• M7: 5,747,999 km (0.116 R)
• M8: 16,335,938 km (0.059 R)
• M9: 18,408,766 km (0.119 R)
• M10: 20,564,770 km (0.119 R)
• M11: 24,105,902 km (0.087 R)
• M12: 25,669,349 km (0.104 R)
• M13: 38,420,174 km (0.095 R)
• M14: 39,608,131 km (0.112 R)
• M15: 42,614,898 km (0.099 R)
• M16: 48,313,081 km (0.091 R)
• M17: 50,163,607 km (0.097 R)
• M18: 50,476,566 km (0.083 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 13,307 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit