🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.77 AU - 0.99 AU

Year: 291 Days

Day: 34.2 Hours

Environment

Temp: 160 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.05 AU - 4.41 AU

Year: 2544 Days

Day: 30.6 Hours

Environment

Temp: -110 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,053,864 km

• M1: 1,768,396 km (0.04 R)

Asteroid Belt

Center: 4.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.2

Radius: 13.9

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 4.99 AU - 7.03 AU

Year: 5202 Days

Day: 8.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,053,864 km

• M1: 173,534 km (0.097 R)
• M2: 891,903 km (0.044 R)
• M3: 1,371,513 km (0.11 R)
• M4: 1,962,126 km (0.102 R)
• M5: 2,513,992 km (0.106 R)
• M6: 3,114,777 km (0.055 R)
• M7: 4,173,930 km (0.116 R)
• M8: 4,608,063 km (0.085 R)
• M9: 6,124,836 km (0.101 R)
• M10: 6,780,075 km (0.098 R)
• M11: 7,816,339 km (0.102 R)
• M12: 8,844,525 km (0.056 R)
• M13: 10,203,173 km (0.109 R)
• M14: 12,660,617 km (0.059 R)
• M15: 15,761,332 km (0.112 R)
• M16: 16,482,394 km (0.12 R)
• M17: 16,994,318 km (0.103 R)
• M18: 18,351,320 km (0.038 R)
• M19: 18,901,392 km (0.115 R)
• M20: 19,588,794 km (0.102 R)
• M21: 20,553,102 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.2

Radius: 12.5

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.6 AU - 7.12 AU

Year: 5663 Days

Day: 12.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 84.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,053,864 km

• M1: 155,731 km (0.045 R)
• M2: 868,416 km (0.089 R)
• M3: 1,764,507 km (0.088 R)
• M4: 2,939,299 km (0.12 R)
• M5: 3,508,070 km (0.059 R)
• M6: 4,417,924 km (0.118 R)
• M7: 4,941,218 km (0.039 R)
• M8: 5,400,034 km (0.111 R)
• M9: 6,027,597 km (0.104 R)
• M10: 11,339,369 km (0.119 R)
• M11: 12,095,586 km (0.063 R)
• M12: 12,932,586 km (0.106 R)
• M13: 15,461,090 km (0.086 R)
• M14: 16,003,831 km (0.063 R)
• M15: 16,728,333 km (0.079 R)
• M16: 17,242,501 km (0.074 R)
• M17: 20,037,887 km (0.096 R)
• M18: 21,947,952 km (0.064 R)
• M19: 23,761,228 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94

Radius: 11.8

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 8.93 AU - 14.41 AU

Year: 14077 Days

Day: 10.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 72.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 31,053,864 km

• M1: 146,905 km (0.11 R)
• M2: 558,150 km (0.104 R)
• M3: 1,737,878 km (0.069 R)
• M4: 2,907,135 km (0.113 R)
• M5: 4,033,308 km (0.103 R)
• M6: 8,951,937 km (0.093 R)
• M7: 14,038,115 km (0.11 R)
• M8: 14,983,723 km (0.119 R)
• M9: 16,269,816 km (0.113 R)
• M10: 17,947,107 km (0.061 R)

Kuiper Belt

Range: 31.1 - 48.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 19,742 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit