🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.49 AU - 0.55 AU

Year: 242 Days

Day: 41.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,956,246 km

• M1: 43,683 km (0.115 R)

Asteroid Belt

Center: 1.07 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.9

Radius: 14.9

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.4 AU - 1.84 AU

Year: 1331 Days

Day: 13.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,956,246 km

• M1: 185,950 km (0.12 R)
• M2: 743,651 km (0.12 R)
• M3: 1,238,970 km (0.078 R)
• M4: 1,836,164 km (0.091 R)
• M5: 2,790,599 km (0.064 R)
• M6: 3,719,302 km (0.112 R)
• M7: 4,548,972 km (0.054 R)
• M8: 5,538,412 km (0.107 R)
• M9: 7,286,613 km (0.116 R)
• M10: 8,121,369 km (0.069 R)
• M11: 8,801,890 km (0.034 R)
• M12: 9,267,438 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193

Radius: 8.9

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.79 AU - 2.98 AU

Year: 2371 Days

Day: 9.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,956,246 km

• M1: 110,852 km (0.105 R)
• M2: 401,521 km (0.089 R)
• M3: 950,844 km (0.08 R)
• M4: 1,356,853 km (0.118 R)
• M5: 2,051,884 km (0.063 R)
• M6: 2,330,884 km (0.081 R)
• M7: 3,036,388 km (0.101 R)
• M8: 4,826,775 km (0.06 R)
• M9: 5,662,130 km (0.057 R)
• M10: 6,807,302 km (0.04 R)
• M11: 7,883,060 km (0.116 R)
• M12: 8,405,306 km (0.061 R)
• M13: 9,734,483 km (0.11 R)
• M14: 10,596,316 km (0.09 R)
• M15: 12,001,040 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.1

Radius: 9.8

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.91 AU - 4.21 AU

Year: 5282 Days

Day: 12.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,956,246 km

• M1: 126,560 km (0.077 R)
• M2: 447,447 km (0.045 R)
• M3: 836,402 km (0.068 R)
• M4: 1,431,352 km (0.119 R)
• M5: 1,890,019 km (0.065 R)
• M6: 2,213,600 km (0.088 R)
• M7: 2,884,546 km (0.107 R)
• M8: 3,622,064 km (0.106 R)
• M9: 5,089,020 km (0.104 R)
• M10: 7,556,188 km (0.027 R)
• M11: 10,861,105 km (0.111 R)
• M12: 11,958,704 km (0.032 R)
• M13: 12,878,731 km (0.109 R)
• M14: 15,301,020 km (0.111 R)
• M15: 17,580,143 km (0.097 R)
• M16: 18,641,091 km (0.085 R)
• M17: 20,616,681 km (0.093 R)
• M18: 21,796,111 km (0.07 R)
• M19: 23,019,971 km (0.038 R)
• M20: 24,213,163 km (0.088 R)
• M21: 24,825,019 km (0.069 R)
• M22: 25,134,686 km (0.105 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 13,383 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit