🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.6

Radius: 14.7

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.52 AU - 0.56 AU

Year: 269 Days

Day: 7.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 117.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 61,633,299 km

• M1: 182,809 km (0.073 R)
• M2: 670,348 km (0.103 R)
• M3: 1,149,211 km (0.106 R)
• M4: 1,959,732 km (0.062 R)
• M5: 2,460,735 km (0.095 R)
• M6: 2,923,292 km (0.029 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.3

Radius: 11.1

Gravity: 6.79 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.48 AU - 0.66 AU

Year: 292 Days

Day: 14.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 61,633,299 km

• M1: 138,079 km (0.097 R)
• M2: 612,454 km (0.07 R)
• M3: 1,082,640 km (0.038 R)
• M4: 2,004,013 km (0.053 R)
• M5: 2,720,736 km (0.055 R)
• M6: 3,149,783 km (0.102 R)
• M7: 3,554,894 km (0.057 R)
• M8: 4,633,644 km (0.088 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.5

Radius: 12.6

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.5 AU - 0.78 AU

Year: 347 Days

Day: 9.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,633,299 km

• M1: 156,779 km (0.062 R)
• M2: 654,042 km (0.08 R)
• M3: 1,725,163 km (0.116 R)
• M4: 2,236,787 km (0.095 R)
• M5: 2,664,637 km (0.083 R)
• M6: 3,073,638 km (0.103 R)
• M7: 3,606,057 km (0.104 R)
• M8: 4,122,020 km (0.057 R)
• M9: 5,136,892 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.5

Radius: 13.6

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.84 AU - 4.52 AU

Year: 4788 Days

Day: 7.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,633,299 km

• M1: 170,542 km (0.093 R)
• M2: 649,554 km (0.076 R)
• M3: 1,383,481 km (0.096 R)
• M4: 1,816,118 km (0.111 R)
• M5: 2,403,739 km (0.075 R)
• M6: 2,930,622 km (0.057 R)
• M7: 3,391,085 km (0.113 R)
• M8: 4,220,306 km (0.118 R)
• M9: 5,978,380 km (0.084 R)
• M10: 7,088,695 km (0.119 R)
• M11: 7,604,808 km (0.104 R)
• M12: 8,713,029 km (0.044 R)
• M13: 10,930,069 km (0.119 R)
• M14: 11,952,870 km (0.084 R)
• M15: 13,501,058 km (0.072 R)
• M16: 17,794,517 km (0.057 R)
• M17: 18,621,644 km (0.092 R)
• M18: 21,540,897 km (0.102 R)
• M19: 23,221,629 km (0.096 R)
• M20: 23,674,162 km (0.119 R)
• M21: 25,225,043 km (0.101 R)
• M22: 25,783,642 km (0.032 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 794

Radius: 6.4

Gravity: 19.38 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.07 AU - 7.65 AU

Year: 13543 Days

Day: 20.4 Hours

Environment

Temp: -241 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 61,633,299 km

• M1: 81,082 km (0.12 R)
• M2: 322,383 km (0.101 R)
• M3: 666,010 km (0.079 R)
• M4: 951,891 km (0.066 R)
• M5: 1,359,695 km (0.118 R)
• M6: 1,843,195 km (0.103 R)
• M7: 2,332,081 km (0.071 R)
• M8: 2,856,721 km (0.117 R)
• M9: 3,097,424 km (0.107 R)
• M10: 3,351,591 km (0.07 R)
• M11: 3,787,369 km (0.088 R)
• M12: 4,542,988 km (0.081 R)
• M13: 6,972,458 km (0.054 R)
• M14: 7,545,268 km (0.108 R)
• M15: 8,734,571 km (0.1 R)
• M16: 9,826,037 km (0.119 R)
• M17: 13,441,817 km (0.085 R)
• M18: 19,950,970 km (0.116 R)
• M19: 20,832,700 km (0.095 R)
• M20: 21,192,483 km (0.108 R)
• M21: 24,321,472 km (0.071 R)
• M22: 25,327,219 km (0.062 R)
• M23: 25,840,339 km (0.092 R)
• M24: 27,421,439 km (0.096 R)
• M25: 29,177,868 km (0.086 R)
• M26: 30,774,975 km (0.029 R)
• M27: 35,530,242 km (0.096 R)
• M28: 38,282,993 km (0.098 R)
• M29: 40,752,854 km (0.095 R)
• M30: 44,208,564 km (0.051 R)
• M31: 57,306,905 km (0.089 R)
• M32: 59,443,911 km (0.08 R)
• M33: 61,080,960 km (0.118 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: 350 - 12,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit