🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.2

Radius: 11.1

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.56 AU - 0.94 AU

Year: 433 Days

Day: 10.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 44,103,014 km

• M1: 138,079 km (0.104 R)
• M2: 501,302 km (0.092 R)
• M3: 981,512 km (0.109 R)
• M4: 1,358,049 km (0.093 R)
• M5: 1,879,099 km (0.106 R)
• M6: 2,608,239 km (0.104 R)
• M7: 3,223,385 km (0.067 R)
• M8: 3,677,116 km (0.047 R)
• M9: 4,728,639 km (0.07 R)
• M10: 5,125,821 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609

Radius: 14.1

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.12 AU - 1.84 AU

Year: 1201 Days

Day: 14.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,103,014 km

• M1: 175,329 km (0.087 R)
• M2: 628,760 km (0.041 R)
• M3: 1,116,000 km (0.116 R)
• M4: 1,809,985 km (0.11 R)
• M5: 3,292,500 km (0.041 R)
• M6: 3,818,486 km (0.085 R)
• M7: 4,815,107 km (0.056 R)
• M8: 5,578,205 km (0.083 R)
• M9: 6,743,423 km (0.075 R)
• M10: 8,441,509 km (0.074 R)
• M11: 9,346,725 km (0.065 R)
• M12: 9,944,668 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.5

Radius: 12.6

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.42 AU - 1.64 AU

Year: 1262 Days

Day: 13.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,103,014 km

• M1: 156,779 km (0.103 R)
• M2: 570,865 km (0.12 R)
• M3: 1,105,229 km (0.108 R)
• M4: 1,766,152 km (0.119 R)
• M5: 2,422,289 km (0.047 R)
• M6: 4,967,248 km (0.106 R)
• M7: 6,545,056 km (0.116 R)
• M8: 7,471,666 km (0.12 R)
• M9: 8,002,289 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.2

Radius: 9.5

Gravity: 8.83 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.59 AU - 3.89 AU

Year: 3889 Days

Day: 14.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 44,103,014 km

• M1: 118,482 km (0.088 R)
• M2: 422,764 km (0.08 R)
• M3: 750,383 km (0.101 R)
• M4: 1,150,856 km (0.073 R)
• M5: 1,585,737 km (0.065 R)
• M6: 1,921,285 km (0.115 R)
• M7: 3,624,308 km (0.086 R)
• M8: 5,923,926 km (0.1 R)
• M9: 6,616,415 km (0.075 R)
• M10: 7,429,180 km (0.115 R)
• M11: 10,017,672 km (0.086 R)
• M12: 11,132,625 km (0.113 R)
• M13: 11,812,248 km (0.095 R)
• M14: 13,455,281 km (0.052 R)
• M15: 13,811,623 km (0.055 R)
• M16: 15,081,410 km (0.091 R)
• M17: 18,344,140 km (0.11 R)
• M18: 19,036,179 km (0.044 R)
• M19: 20,472,469 km (0.105 R)
• M20: 20,808,615 km (0.082 R)
• M21: 22,545,446 km (0.103 R)
• M22: 23,559,271 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.2

Radius: 14.7

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.99 AU - 5.73 AU

Year: 7145 Days

Day: 5.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 44,103,014 km

• M1: 182,809 km (0.098 R)
• M2: 693,386 km (0.115 R)
• M3: 1,462,469 km (0.115 R)
• M4: 2,146,281 km (0.117 R)
• M5: 3,350,693 km (0.1 R)
• M6: 3,968,981 km (0.098 R)
• M7: 7,023,171 km (0.102 R)
• M8: 8,081,576 km (0.068 R)
• M9: 16,269,516 km (0.062 R)
• M10: 19,739,888 km (0.065 R)
• M11: 21,686,755 km (0.112 R)
• M12: 25,526,184 km (0.084 R)
• M13: 26,221,964 km (0.059 R)
• M14: 28,478,498 km (0.099 R)
• M15: 35,697,642 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520.9

Radius: 4.3

Gravity: 28.17 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.63 AU - 7.63 AU

Year: 10121 Days

Day: 24.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 44,103,014 km

• M1: 53,406 km (0.119 R)
• M2: 193,430 km (0.1 R)
• M3: 555,158 km (0.058 R)
• M4: 836,701 km (0.119 R)
• M5: 1,679,984 km (0.054 R)
• M6: 2,024,209 km (0.08 R)
• M7: 2,432,611 km (0.099 R)
• M8: 3,317,034 km (0.075 R)
• M9: 3,458,852 km (0.102 R)
• M10: 3,729,625 km (0.117 R)
• M11: 4,568,719 km (0.099 R)
• M12: 5,592,716 km (0.058 R)
• M13: 5,965,664 km (0.119 R)
• M14: 6,211,603 km (0.093 R)
• M15: 8,427,746 km (0.093 R)
• M16: 8,963,007 km (0.077 R)
• M17: 9,100,338 km (0.101 R)
• M18: 10,756,237 km (0.088 R)
• M19: 11,332,338 km (0.102 R)
• M20: 12,602,723 km (0.091 R)
• M21: 13,661,128 km (0.084 R)
• M22: 14,026,596 km (0.105 R)
• M23: 16,087,306 km (0.1 R)
• M24: 18,711,253 km (0.084 R)
• M25: 20,478,602 km (0.1 R)
• M26: 21,361,828 km (0.09 R)
• M27: 22,691,454 km (0.088 R)
• M28: 22,861,547 km (0.092 R)
• M29: 26,630,815 km (0.113 R)
• M30: 28,860,571 km (0.077 R)
• M31: 33,577,242 km (0.119 R)
• M32: 35,828,989 km (0.094 R)
• M33: 38,661,475 km (0.091 R)
• M34: 43,445,615 km (0.056 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: 395 - 13,782 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit