🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771.7

Radius: 9.3

Gravity: 8.92 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.49 AU - 0.75 AU

Year: 326 Days

Day: 10.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,026,107 km

• M1: 115,639 km (0.057 R)
• M2: 414,984 km (0.056 R)
• M3: 733,179 km (0.111 R)
• M4: 1,095,356 km (0.068 R)
• M5: 1,583,643 km (0.112 R)
• M6: 2,072,828 km (0.104 R)
• M7: 2,641,001 km (0.116 R)
• M8: 3,019,184 km (0.104 R)
• M9: 3,848,106 km (0.098 R)
• M10: 4,471,181 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.9

Radius: 11.3

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.65 AU - 0.83 AU

Year: 424 Days

Day: 12.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 156.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,026,107 km

• M1: 140,472 km (0.083 R)
• M2: 530,324 km (0.067 R)
• M3: 951,592 km (0.091 R)
• M4: 1,356,404 km (0.104 R)
• M5: 1,839,455 km (0.1 R)
• M6: 2,229,457 km (0.083 R)
• M7: 2,674,960 km (0.067 R)
• M8: 3,539,186 km (0.045 R)
• M9: 4,230,628 km (0.083 R)
• M10: 5,353,958 km (0.112 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.7

Radius: 8

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 6.65 AU - 9.05 AU

Year: 14667 Days

Day: 19 Hours

Environment

Temp: -225 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 66,026,107 km

• M1: 99,483 km (0.078 R)
• M2: 508,633 km (0.108 R)
• M3: 861,684 km (0.102 R)
• M4: 1,362,089 km (0.101 R)
• M5: 2,027,350 km (0.092 R)
• M6: 2,892,924 km (0.085 R)
• M7: 3,207,229 km (0.113 R)
• M8: 3,904,654 km (0.075 R)
• M9: 5,167,410 km (0.06 R)
• M10: 5,631,911 km (0.042 R)
• M11: 6,087,736 km (0.087 R)
• M12: 6,343,399 km (0.077 R)
• M13: 6,837,071 km (0.096 R)
• M14: 12,792,862 km (0.086 R)
• M15: 13,892,556 km (0.111 R)
• M16: 15,726,476 km (0.118 R)
• M17: 16,208,929 km (0.084 R)
• M18: 17,864,230 km (0.05 R)
• M19: 19,947,679 km (0.094 R)
• M20: 21,339,538 km (0.096 R)
• M21: 22,795,125 km (0.081 R)
• M22: 23,502,424 km (0.092 R)
• M23: 26,189,650 km (0.099 R)
• M24: 26,770,090 km (0.087 R)
• M25: 28,258,739 km (0.069 R)
• M26: 33,619,429 km (0.028 R)
• M27: 35,468,458 km (0.108 R)
• M28: 37,262,436 km (0.116 R)
• M29: 41,160,358 km (0.12 R)
• M30: 45,878,226 km (0.113 R)
• M31: 47,289,533 km (0.04 R)
• M32: 47,575,264 km (0.115 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 577.3

Radius: 7.1

Gravity: 11.45 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 9.88 AU - 11.58 AU

Year: 23438 Days

Day: 23.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,026,107 km

• M1: 172,935 km (0.032 R)
• M2: 453,282 km (0.117 R)
• M3: 848,669 km (0.103 R)
• M4: 1,276,219 km (0.091 R)
• M5: 2,242,921 km (0.1 R)
• M6: 2,465,672 km (0.117 R)
• M7: 5,508,194 km (0.098 R)
• M8: 5,958,483 km (0.06 R)
• M9: 6,702,433 km (0.11 R)
• M10: 7,120,410 km (0.107 R)
• M11: 9,592,215 km (0.105 R)
• M12: 10,799,021 km (0.034 R)
• M13: 17,239,359 km (0.066 R)
• M14: 18,741,472 km (0.076 R)
• M15: 24,197,156 km (0.104 R)
• M16: 39,135,401 km (0.118 R)
• M17: 50,846,371 km (0.114 R)
• M18: 54,656,180 km (0.092 R)
• M19: 57,683,593 km (0.064 R)
• M20: 66,369,993 km (0.114 R)
• M21: 69,593,827 km (0.114 R)
• M22: 73,146,178 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319.6

Radius: 5

Gravity: 12.78 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 8.9 AU - 12.7 AU

Year: 23668 Days

Day: 19.5 Hours

Environment

Temp: -242 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,026,107 km

• M1: 62,233 km (0.103 R)
• M2: 289,322 km (0.095 R)
• M3: 717,771 km (0.065 R)
• M4: 1,721,423 km (0.029 R)
• M5: 2,326,546 km (0.107 R)
• M6: 2,939,149 km (0.072 R)
• M7: 4,220,904 km (0.072 R)
• M8: 4,709,042 km (0.115 R)
• M9: 4,984,302 km (0.056 R)
• M10: 6,482,824 km (0.057 R)
• M11: 9,607,325 km (0.044 R)
• M12: 10,507,006 km (0.119 R)
• M13: 12,602,573 km (0.101 R)
• M14: 13,541,001 km (0.104 R)
• M15: 22,784,952 km (0.114 R)
• M16: 23,373,321 km (0.118 R)
• M17: 24,992,119 km (0.067 R)
• M18: 34,217,072 km (0.052 R)
• M19: 44,252,845 km (0.076 R)
• M20: 51,931,554 km (0.105 R)
• M21: 55,906,669 km (0.115 R)
• M22: 65,434,258 km (0.1 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 328 - 18,800 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit