🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.75 AU - 0.97 AU

Year: 288 Days

Day: 22.6 Hours

Environment

Temp: 170 °C

Axial Tilt: 33.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.88 AU - 0.96 AU

Year: 319 Days

Day: 39.8 Hours

Environment

Temp: 82 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,356,161 km

• M1: 72,705 km (0.068 R)

Asteroid Belt

Center: 5.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.8

Radius: 13.6

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.7 AU - 10.6 AU

Year: 11695 Days

Day: 9 Hours

Environment

Temp: -183 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,356,161 km

• M1: 172,786 km (0.088 R)
• M2: 797,656 km (0.084 R)
• M3: 1,351,168 km (0.059 R)
• M4: 2,597,169 km (0.062 R)
• M5: 3,678,761 km (0.097 R)
• M6: 4,534,760 km (0.094 R)
• M7: 5,421,726 km (0.112 R)
• M8: 12,697,119 km (0.073 R)
• M9: 19,593,132 km (0.094 R)
• M10: 20,944,151 km (0.096 R)
• M11: 22,187,010 km (0.075 R)
• M12: 23,654,415 km (0.071 R)
• M13: 32,518,089 km (0.087 R)
• M14: 33,845,770 km (0.104 R)
• M15: 42,190,489 km (0.076 R)
• M16: 44,036,377 km (0.068 R)
• M17: 45,251,112 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.1

Radius: 11.7

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 9.37 AU - 12.33 AU

Year: 12925 Days

Day: 5.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,356,161 km

• M1: 149,448 km (0.087 R)
• M2: 764,296 km (0.111 R)
• M3: 1,783,805 km (0.115 R)
• M4: 2,377,409 km (0.076 R)
• M5: 2,779,080 km (0.105 R)
• M6: 3,312,546 km (0.116 R)
• M7: 4,012,215 km (0.106 R)
• M8: 4,864,773 km (0.103 R)
• M9: 5,425,765 km (0.076 R)
• M10: 7,000,732 km (0.08 R)
• M11: 7,874,084 km (0.074 R)
• M12: 8,691,187 km (0.11 R)
• M13: 11,331,889 km (0.044 R)
• M14: 11,844,860 km (0.119 R)
• M15: 12,698,017 km (0.06 R)
• M16: 14,526,701 km (0.083 R)
• M17: 15,504,174 km (0.112 R)
• M18: 16,852,948 km (0.059 R)
• M19: 18,913,360 km (0.096 R)
• M20: 20,603,068 km (0.106 R)
• M21: 29,035,002 km (0.101 R)
• M22: 37,109,098 km (0.104 R)

Kuiper Belt

Range: 30.3 - 60.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 17,360 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit