🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.3

Radius: 8.4

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.72 AU - 0.74 AU

Year: 416 Days

Day: 14.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 64,605,106 km

• M1: 106,065 km (0.043 R)
• M2: 413,937 km (0.081 R)
• M3: 768,783 km (0.093 R)
• M4: 1,167,312 km (0.085 R)
• M5: 1,897,948 km (0.092 R)
• M6: 3,385,101 km (0.098 R)
• M7: 3,833,445 km (0.037 R)
• M8: 4,128,602 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422.9

Radius: 12.9

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.43 AU - 1.51 AU

Year: 1189 Days

Day: 11.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,605,106 km

• M1: 160,519 km (0.084 R)
• M2: 701,464 km (0.1 R)
• M3: 1,111,363 km (0.059 R)
• M4: 1,801,757 km (0.058 R)
• M5: 2,407,030 km (0.082 R)
• M6: 3,967,336 km (0.107 R)
• M7: 4,731,033 km (0.08 R)
• M8: 5,610,369 km (0.114 R)
• M9: 7,259,536 km (0.051 R)
• M10: 8,534,708 km (0.041 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.3

Radius: 10.2

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.02 AU - 6.02 AU

Year: 7500 Days

Day: 10.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,605,106 km

• M1: 191,036 km (0.112 R)
• M2: 635,492 km (0.051 R)
• M3: 1,229,096 km (0.07 R)
• M4: 1,547,291 km (0.101 R)
• M5: 1,897,350 km (0.07 R)
• M6: 3,371,487 km (0.069 R)
• M7: 4,885,866 km (0.034 R)
• M8: 9,158,681 km (0.102 R)
• M9: 10,673,808 km (0.056 R)
• M10: 12,305,472 km (0.067 R)
• M11: 14,001,463 km (0.117 R)
• M12: 17,349,463 km (0.116 R)
• M13: 17,907,912 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 676.6

Radius: 6.8

Gravity: 14.63 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.96 AU - 9.5 AU

Year: 15745 Days

Day: 23.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,605,106 km

• M1: 86,318 km (0.083 R)
• M2: 585,376 km (0.086 R)
• M3: 869,612 km (0.115 R)
• M4: 1,382,883 km (0.069 R)
• M5: 1,826,590 km (0.059 R)
• M6: 2,445,626 km (0.1 R)
• M7: 4,402,516 km (0.078 R)
• M8: 5,178,629 km (0.119 R)
• M9: 5,885,928 km (0.114 R)
• M10: 10,644,487 km (0.099 R)
• M11: 11,415,365 km (0.051 R)
• M12: 12,414,678 km (0.083 R)
• M13: 13,268,434 km (0.079 R)
• M14: 14,090,773 km (0.084 R)
• M15: 14,729,556 km (0.042 R)
• M16: 17,317,300 km (0.112 R)
• M17: 19,576,976 km (0.057 R)
• M18: 20,551,456 km (0.091 R)
• M19: 21,004,887 km (0.089 R)
• M20: 32,871,888 km (0.099 R)
• M21: 38,737,321 km (0.118 R)
• M22: 42,425,208 km (0.117 R)
• M23: 47,276,966 km (0.086 R)
• M24: 51,814,868 km (0.099 R)
• M25: 56,104,587 km (0.116 R)
• M26: 58,064,768 km (0.099 R)
• M27: 59,335,751 km (0.11 R)
• M28: 60,254,731 km (0.042 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 334 - 14,806 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit