🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.64 AU - 0.94 AU

Year: 247 Days

Day: 40.3 Hours

Environment

Temp: 143 °C

Axial Tilt: 11.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 25,122,565 km

• M1: 61,186 km (0.06 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.1 AU - 1.82 AU

Year: 620 Days

Day: 31.5 Hours

Environment

Temp: 13 °C

Axial Tilt: 27.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 25,122,565 km

• M1: 303,534 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.38 AU - 1.74 AU

Year: 685 Days

Day: 21.7 Hours

Environment

Temp: -8 °C

Axial Tilt: 13.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.45 AU - 5.25 AU

Year: 3189 Days

Day: 29.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,122,565 km

• M1: 69,862 km (0.061 R)

Asteroid Belt

Center: 5.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.8

Radius: 11.8

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.67 AU - 6.53 AU

Year: 5295 Days

Day: 13.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,122,565 km

• M1: 146,905 km (0.05 R)
• M2: 722,857 km (0.076 R)
• M3: 1,140,235 km (0.078 R)
• M4: 1,512,135 km (0.115 R)
• M5: 2,204,773 km (0.113 R)
• M6: 2,633,970 km (0.074 R)
• M7: 3,218,897 km (0.11 R)
• M8: 4,172,434 km (0.047 R)
• M9: 6,937,152 km (0.097 R)
• M10: 7,943,497 km (0.12 R)
• M11: 9,631,859 km (0.055 R)
• M12: 10,289,342 km (0.067 R)
• M13: 11,307,505 km (0.108 R)
• M14: 14,823,204 km (0.119 R)
• M15: 16,426,145 km (0.111 R)
• M16: 17,174,584 km (0.119 R)
• M17: 19,418,701 km (0.111 R)
• M18: 23,452,458 km (0.068 R)
• M19: 24,082,265 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16.6

Radius: 7.6

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 16.31 AU - 17.45 AU

Year: 24375 Days

Day: 15.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,122,565 km

• M1: 95,743 km (0.119 R)
• M2: 339,737 km (0.041 R)
• M3: 922,420 km (0.06 R)
• M4: 2,084,347 km (0.094 R)
• M5: 2,546,605 km (0.108 R)
• M6: 2,810,794 km (0.105 R)
• M7: 4,803,139 km (0.087 R)
• M8: 9,592,814 km (0.072 R)
• M9: 9,951,400 km (0.061 R)
• M10: 10,485,165 km (0.103 R)
• M11: 13,150,700 km (0.069 R)
• M12: 15,903,002 km (0.086 R)
• M13: 17,679,177 km (0.078 R)
• M14: 23,435,105 km (0.077 R)

Kuiper Belt

Range: 31.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 478 - 13,149 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit