🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.1

Radius: 9.7

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.68 AU - 0.92 AU

Year: 462 Days

Day: 7.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,835,106 km

• M1: 120,725 km (0.084 R)
• M2: 546,182 km (0.073 R)
• M3: 947,403 km (0.028 R)
• M4: 1,294,919 km (0.111 R)
• M5: 1,797,867 km (0.044 R)
• M6: 2,383,992 km (0.117 R)
• M7: 2,689,321 km (0.028 R)
• M8: 3,000,784 km (0.119 R)
• M9: 3,435,216 km (0.047 R)
• M10: 3,803,227 km (0.077 R)
• M11: 4,352,251 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.6

Radius: 14.4

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.26 AU - 3.46 AU

Year: 3977 Days

Day: 14.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 42,835,106 km

• M1: 179,218 km (0.074 R)
• M2: 905,666 km (0.072 R)
• M3: 1,403,378 km (0.095 R)
• M4: 1,985,613 km (0.102 R)
• M5: 4,169,741 km (0.097 R)
• M6: 4,704,404 km (0.062 R)
• M7: 5,507,595 km (0.029 R)
• M8: 6,675,955 km (0.055 R)
• M9: 8,126,007 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.6

Radius: 12.3

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 3.91 AU - 6.23 AU

Year: 7371 Days

Day: 5.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,835,106 km

• M1: 153,039 km (0.119 R)
• M2: 885,320 km (0.073 R)
• M3: 1,442,722 km (0.111 R)
• M4: 3,183,891 km (0.079 R)
• M5: 4,201,307 km (0.052 R)
• M6: 6,352,674 km (0.111 R)
• M7: 7,667,489 km (0.088 R)
• M8: 9,401,329 km (0.066 R)
• M9: 10,966,272 km (0.095 R)
• M10: 16,759,599 km (0.081 R)
• M11: 21,326,373 km (0.038 R)
• M12: 23,092,077 km (0.088 R)
• M13: 27,758,184 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.4

Radius: 11.3

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.6 AU - 6.46 AU

Year: 8397 Days

Day: 12.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 60.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,835,106 km

• M1: 140,472 km (0.116 R)
• M2: 524,789 km (0.105 R)
• M3: 1,139,337 km (0.084 R)
• M4: 1,647,073 km (0.062 R)
• M5: 2,083,150 km (0.091 R)
• M6: 2,501,875 km (0.025 R)
• M7: 3,326,309 km (0.119 R)
• M8: 3,752,663 km (0.053 R)
• M9: 4,687,350 km (0.107 R)
• M10: 5,132,853 km (0.109 R)
• M11: 6,109,128 km (0.043 R)
• M12: 7,128,189 km (0.114 R)
• M13: 7,718,951 km (0.088 R)
• M14: 8,384,811 km (0.054 R)
• M15: 11,332,637 km (0.06 R)
• M16: 12,639,524 km (0.071 R)
• M17: 14,535,228 km (0.055 R)
• M18: 15,615,923 km (0.118 R)
• M19: 16,343,268 km (0.096 R)
• M20: 17,371,305 km (0.073 R)
• M21: 18,224,461 km (0.112 R)
• M22: 22,746,207 km (0.118 R)
• M23: 23,509,156 km (0.076 R)
• M24: 25,809,073 km (0.114 R)
• M25: 29,434,578 km (0.119 R)
• M26: 32,420,103 km (0.105 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 155 - 19,595 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit