🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.5

Radius: 12

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.58 AU - 0.74 AU

Year: 370 Days

Day: 8.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 19,481,898 km

• M1: 149,299 km (0.117 R)
• M2: 538,702 km (0.071 R)
• M3: 1,084,435 km (0.092 R)
• M4: 1,562,550 km (0.119 R)
• M5: 2,138,053 km (0.103 R)
• M6: 2,562,312 km (0.055 R)
• M7: 2,978,344 km (0.08 R)
• M8: 3,404,399 km (0.102 R)
• M9: 4,160,616 km (0.12 R)
• M10: 4,739,560 km (0.071 R)
• M11: 5,501,462 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.1

Radius: 13.3

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.62 AU - 1.78 AU

Year: 1530 Days

Day: 14.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 19,481,898 km

• M1: 165,455 km (0.098 R)
• M2: 841,338 km (0.065 R)
• M3: 1,882,988 km (0.112 R)
• M4: 3,581,822 km (0.083 R)
• M5: 4,104,068 km (0.09 R)
• M6: 5,488,895 km (0.09 R)
• M7: 6,051,234 km (0.1 R)
• M8: 6,795,782 km (0.091 R)
• M9: 7,999,297 km (0.111 R)
• M10: 8,496,261 km (0.107 R)
• M11: 9,644,276 km (0.09 R)
• M12: 10,368,180 km (0.09 R)
• M13: 11,128,137 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.4

Radius: 13.9

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.45 AU - 2.33 AU

Year: 1794 Days

Day: 8.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 19,481,898 km

• M1: 172,935 km (0.094 R)
• M2: 631,004 km (0.074 R)
• M3: 1,092,513 km (0.094 R)
• M4: 2,175,303 km (0.044 R)
• M5: 3,103,258 km (0.099 R)
• M6: 3,697,461 km (0.062 R)
• M7: 5,232,784 km (0.069 R)
• M8: 6,455,896 km (0.096 R)
• M9: 7,580,573 km (0.096 R)
• M10: 8,337,239 km (0.093 R)
• M11: 9,581,145 km (0.056 R)
• M12: 10,688,169 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.6

Radius: 8.9

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2.15 AU - 3.03 AU

Year: 2877 Days

Day: 9.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 19,481,898 km

• M1: 111,151 km (0.084 R)
• M2: 588,069 km (0.12 R)
• M3: 906,114 km (0.109 R)
• M4: 1,322,744 km (0.094 R)
• M5: 1,738,327 km (0.093 R)
• M6: 2,045,751 km (0.059 R)
• M7: 2,517,583 km (0.097 R)
• M8: 2,803,165 km (0.108 R)
• M9: 3,404,399 km (0.066 R)
• M10: 3,909,890 km (0.092 R)
• M11: 4,507,533 km (0.044 R)
• M12: 4,794,761 km (0.085 R)
• M13: 5,430,552 km (0.11 R)
• M14: 6,228,507 km (0.098 R)
• M15: 7,992,266 km (0.073 R)
• M16: 9,232,732 km (0.055 R)
• M17: 9,843,989 km (0.091 R)
• M18: 10,869,632 km (0.087 R)
• M19: 14,612,271 km (0.106 R)
• M20: 15,692,069 km (0.09 R)
• M21: 16,929,692 km (0.104 R)
• M22: 17,735,576 km (0.056 R)
• M23: 19,192,808 km (0.061 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: 223 - 14,725 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit