🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.1

Radius: 12.5

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.72 AU - 0.98 AU

Year: 541 Days

Day: 9.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,809,213 km

• M1: 155,731 km (0.099 R)
• M2: 752,328 km (0.079 R)
• M3: 1,406,818 km (0.112 R)
• M4: 2,043,357 km (0.095 R)
• M5: 2,563,060 km (0.084 R)
• M6: 3,036,986 km (0.071 R)
• M7: 4,793,565 km (0.106 R)
• M8: 5,258,664 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.1

Radius: 11.2

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.8 AU - 0.96 AU

Year: 570 Days

Day: 6.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,809,213 km

• M1: 139,575 km (0.088 R)
• M2: 804,687 km (0.081 R)
• M3: 1,251,985 km (0.069 R)
• M4: 1,683,275 km (0.09 R)
• M5: 2,279,273 km (0.089 R)
• M6: 2,648,481 km (0.108 R)
• M7: 3,458,703 km (0.116 R)
• M8: 3,853,492 km (0.066 R)
• M9: 4,925,959 km (0.102 R)
• M10: 5,871,567 km (0.048 R)
• M11: 6,282,213 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.7

Radius: 14.5

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.45 AU - 1.87 AU

Year: 1476 Days

Day: 7.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,809,213 km

• M1: 180,265 km (0.066 R)
• M2: 748,139 km (0.117 R)
• M3: 1,268,889 km (0.076 R)
• M4: 1,975,290 km (0.095 R)
• M5: 2,656,709 km (0.11 R)
• M6: 3,338,875 km (0.117 R)
• M7: 3,912,732 km (0.117 R)
• M8: 4,780,699 km (0.11 R)
• M9: 5,577,607 km (0.071 R)
• M10: 6,850,685 km (0.064 R)
• M11: 8,480,404 km (0.092 R)
• M12: 9,618,993 km (0.075 R)
• M13: 10,422,035 km (0.119 R)
• M14: 11,269,507 km (0.077 R)
• M15: 12,383,712 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.7

Radius: 14.6

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 3.87 AU - 3.97 AU

Year: 5357 Days

Day: 11 Hours

Environment

Temp: -213 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,809,213 km

• M1: 184,005 km (0.078 R)
• M2: 655,239 km (0.112 R)
• M3: 1,365,529 km (0.092 R)
• M4: 1,820,905 km (0.084 R)
• M5: 2,603,153 km (0.058 R)
• M6: 3,298,633 km (0.111 R)
• M7: 3,829,406 km (0.079 R)
• M8: 5,265,845 km (0.111 R)
• M9: 5,995,434 km (0.047 R)
• M10: 6,722,779 km (0.094 R)
• M11: 7,620,067 km (0.104 R)
• M12: 8,514,961 km (0.094 R)
• M13: 9,051,120 km (0.105 R)
• M14: 10,467,662 km (0.035 R)
• M15: 12,336,738 km (0.118 R)
• M16: 14,593,272 km (0.029 R)
• M17: 15,302,815 km (0.116 R)
• M18: 19,767,563 km (0.092 R)
• M19: 20,932,332 km (0.093 R)
• M20: 22,921,835 km (0.097 R)
• M21: 24,453,418 km (0.077 R)
• M22: 27,009,447 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 366.1

Radius: 4.4

Gravity: 18.91 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 6.72 AU - 6.86 AU

Year: 12213 Days

Day: 16.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,809,213 km

• M1: 54,753 km (0.118 R)
• M2: 236,514 km (0.041 R)
• M3: 399,277 km (0.11 R)
• M4: 699,520 km (0.103 R)
• M5: 1,093,112 km (0.113 R)
• M6: 1,784,104 km (0.087 R)
• M7: 2,007,304 km (0.077 R)
• M8: 2,248,905 km (0.101 R)
• M9: 3,861,869 km (0.093 R)
• M10: 5,341,242 km (0.098 R)
• M11: 6,332,328 km (0.118 R)
• M12: 7,161,549 km (0.058 R)
• M13: 14,827,991 km (0.065 R)
• M14: 16,692,130 km (0.086 R)
• M15: 18,042,401 km (0.107 R)
• M16: 18,856,512 km (0.08 R)
• M17: 19,694,859 km (0.115 R)
• M18: 23,732,505 km (0.063 R)
• M19: 26,458,478 km (0.077 R)
• M20: 27,994,399 km (0.1 R)
• M21: 28,288,808 km (0.098 R)
• M22: 30,201,865 km (0.114 R)
• M23: 30,823,444 km (0.113 R)
• M24: 36,455,056 km (0.076 R)
• M25: 41,070,899 km (0.08 R)
• M26: 44,444,031 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 277.3

Radius: 4

Gravity: 17.33 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.27 AU - 7.75 AU

Year: 14206 Days

Day: 15.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 44,809,213 km

• M1: 81,232 km (0.098 R)
• M2: 559,646 km (0.106 R)
• M3: 757,564 km (0.057 R)
• M4: 1,307,186 km (0.079 R)
• M5: 2,353,922 km (0.094 R)
• M6: 3,045,214 km (0.116 R)
• M7: 4,434,978 km (0.086 R)
• M8: 8,079,931 km (0.117 R)
• M9: 10,209,307 km (0.093 R)
• M10: 12,004,481 km (0.117 R)
• M11: 15,140,501 km (0.034 R)
• M12: 18,557,466 km (0.086 R)
• M13: 21,454,279 km (0.091 R)
• M14: 24,728,678 km (0.089 R)
• M15: 30,035,064 km (0.105 R)
• M16: 36,753,654 km (0.059 R)
• M17: 38,912,201 km (0.085 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 16,255 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit