🌌 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: 87

Radius: 12.3

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.58 AU - 0.88 AU

Year: 409 Days

Day: 9.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 44,963,354 km

• M1: 153,039 km (0.11 R)
• M2: 606,021 km (0.114 R)
• M3: 1,798,466 km (0.06 R)
• M4: 2,193,554 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.4

Radius: 14.5

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.73 AU - 0.85 AU

Year: 461 Days

Day: 14.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,963,354 km

• M1: 181,313 km (0.098 R)
• M2: 683,363 km (0.065 R)
• M3: 1,347,428 km (0.111 R)
• M4: 1,841,999 km (0.11 R)
• M5: 2,589,240 km (0.078 R)
• M6: 3,595,734 km (0.086 R)
• M7: 4,290,467 km (0.1 R)
• M8: 4,849,664 km (0.046 R)
• M9: 5,508,642 km (0.084 R)
• M10: 6,454,400 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644

Radius: 8

Gravity: 10.06 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.51 AU - 1.55 AU

Year: 1241 Days

Day: 5.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,963,354 km

• M1: 99,483 km (0.091 R)
• M2: 353,799 km (0.107 R)
• M3: 672,143 km (0.112 R)
• M4: 1,212,640 km (0.057 R)
• M5: 1,672,953 km (0.118 R)
• M6: 2,313,681 km (0.094 R)
• M7: 3,208,575 km (0.094 R)
• M8: 3,553,099 km (0.076 R)
• M9: 4,370,203 km (0.117 R)
• M10: 5,368,469 km (0.102 R)
• M11: 5,661,531 km (0.03 R)
• M12: 5,921,233 km (0.084 R)
• M13: 9,121,730 km (0.06 R)
• M14: 11,616,574 km (0.111 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.3

Radius: 5.6

Gravity: 9.54 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 7.45 AU - 7.75 AU

Year: 13745 Days

Day: 22 Hours

Environment

Temp: -223 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 44,963,354 km

• M1: 69,713 km (0.106 R)
• M2: 271,371 km (0.109 R)
• M3: 503,546 km (0.114 R)
• M4: 858,692 km (0.117 R)
• M5: 1,318,556 km (0.087 R)
• M6: 1,499,719 km (0.092 R)
• M7: 1,881,193 km (0.077 R)
• M8: 2,129,526 km (0.054 R)
• M9: 2,362,150 km (0.096 R)
• M10: 2,942,889 km (0.053 R)
• M11: 3,186,435 km (0.117 R)
• M12: 3,893,883 km (0.05 R)
• M13: 4,525,485 km (0.071 R)
• M14: 5,223,060 km (0.065 R)
• M15: 5,851,371 km (0.087 R)
• M16: 6,309,440 km (0.089 R)
• M17: 8,649,001 km (0.115 R)
• M18: 10,309,836 km (0.07 R)
• M19: 16,410,737 km (0.084 R)
• M20: 16,617,481 km (0.03 R)
• M21: 19,390,427 km (0.117 R)
• M22: 20,089,648 km (0.11 R)
• M23: 20,326,461 km (0.083 R)
• M24: 20,886,107 km (0.112 R)
• M25: 22,541,856 km (0.106 R)
• M26: 22,883,238 km (0.115 R)
• M27: 23,314,828 km (0.049 R)
• M28: 26,112,159 km (0.07 R)
• M29: 28,326,806 km (0.109 R)
• M30: 29,125,509 km (0.082 R)
• M31: 29,632,346 km (0.034 R)
• M32: 41,296,941 km (0.056 R)
• M33: 43,894,558 km (0.112 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 15,534 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit