🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.77 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.3

Radius: 8.3

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.2 AU - 1.86 AU

Year: 1241 Days

Day: 9.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,232,475 km

• M1: 103,223 km (0.109 R)
• M2: 470,784 km (0.111 R)
• M3: 764,296 km (0.117 R)
• M4: 1,022,651 km (0.119 R)
• M5: 1,403,378 km (0.087 R)
• M6: 1,708,108 km (0.113 R)
• M7: 2,113,519 km (0.098 R)
• M8: 3,130,635 km (0.064 R)
• M9: 5,762,061 km (0.102 R)
• M10: 6,470,258 km (0.059 R)
• M11: 7,016,888 km (0.075 R)
• M12: 7,894,130 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.2

Radius: 13.9

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.56 AU - 1.92 AU

Year: 1506 Days

Day: 14.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,232,475 km

• M1: 172,935 km (0.107 R)
• M2: 801,695 km (0.039 R)
• M3: 1,356,105 km (0.103 R)
• M4: 1,896,602 km (0.072 R)
• M5: 4,607,016 km (0.104 R)
• M6: 7,069,098 km (0.095 R)
• M7: 7,737,501 km (0.1 R)
• M8: 8,611,601 km (0.107 R)
• M9: 9,668,959 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.6

Radius: 9.8

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.35 AU - 5.27 AU

Year: 6920 Days

Day: 8.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,232,475 km

• M1: 121,922 km (0.09 R)
• M2: 437,574 km (0.08 R)
• M3: 1,202,617 km (0.087 R)
• M4: 1,945,221 km (0.078 R)
• M5: 2,401,794 km (0.094 R)
• M6: 4,443,954 km (0.115 R)
• M7: 4,955,729 km (0.117 R)
• M8: 6,764,068 km (0.095 R)
• M9: 7,115,473 km (0.116 R)
• M10: 8,442,556 km (0.072 R)
• M11: 8,850,360 km (0.096 R)
• M12: 9,314,113 km (0.054 R)
• M13: 9,794,023 km (0.092 R)
• M14: 10,107,879 km (0.049 R)
• M15: 12,083,768 km (0.116 R)
• M16: 12,707,741 km (0.093 R)
• M17: 13,572,865 km (0.063 R)
• M18: 15,601,861 km (0.074 R)
• M19: 17,040,544 km (0.114 R)
• M20: 19,396,561 km (0.097 R)
• M21: 20,179,706 km (0.073 R)
• M22: 22,969,556 km (0.081 R)
• M23: 23,444,978 km (0.064 R)
• M24: 26,092,262 km (0.092 R)
• M25: 27,934,111 km (0.106 R)
• M26: 28,294,492 km (0.104 R)
• M27: 29,024,680 km (0.068 R)
• M28: 30,904,975 km (0.085 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955

Radius: 4.8

Gravity: 41.45 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 9.72 AU - 10.26 AU

Year: 20714 Days

Day: 21 Hours

Environment

Temp: -240 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 57,232,475 km

• M1: 59,690 km (0.106 R)
• M2: 324,777 km (0.115 R)
• M3: 509,979 km (0.109 R)
• M4: 923,916 km (0.074 R)
• M5: 1,217,128 km (0.057 R)
• M6: 1,518,568 km (0.048 R)
• M7: 1,790,238 km (0.057 R)
• M8: 2,158,548 km (0.087 R)
• M9: 3,884,458 km (0.077 R)
• M10: 4,428,396 km (0.098 R)
• M11: 4,830,964 km (0.068 R)
• M12: 5,178,031 km (0.085 R)
• M13: 6,594,274 km (0.083 R)
• M14: 6,781,870 km (0.069 R)
• M15: 7,466,579 km (0.107 R)
• M16: 7,619,169 km (0.098 R)
• M17: 8,250,173 km (0.063 R)
• M18: 9,857,303 km (0.074 R)
• M19: 13,599,942 km (0.109 R)
• M20: 13,904,224 km (0.083 R)
• M21: 18,375,555 km (0.094 R)
• M22: 20,088,750 km (0.11 R)
• M23: 26,446,510 km (0.051 R)
• M24: 32,514,200 km (0.057 R)
• M25: 34,164,115 km (0.118 R)
• M26: 35,009,642 km (0.1 R)
• M27: 35,437,641 km (0.087 R)
• M28: 40,066,199 km (0.089 R)
• M29: 44,080,060 km (0.106 R)
• M30: 44,746,070 km (0.109 R)
• M31: 51,046,085 km (0.114 R)
• M32: 53,270,605 km (0.075 R)
• M33: 56,141,089 km (0.092 R)
• M34: 56,727,363 km (0.058 R)
• M35: 57,515,295 km (0.12 R)
• M36: 59,314,808 km (0.103 R)
• M37: 64,938,042 km (0.096 R)
• M38: 69,101,351 km (0.114 R)
• M39: 70,906,249 km (0.096 R)
• M40: 73,438,941 km (0.115 R)
• M41: 74,609,844 km (0.117 R)
• M42: 75,793,163 km (0.101 R)
• M43: 80,403,919 km (0.101 R)
• M44: 82,148,679 km (0.11 R)
• M45: 82,904,148 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 227.5

Radius: 5

Gravity: 9.1 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 8.33 AU - 12.87 AU

Year: 22640 Days

Day: 24.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,232,475 km

• M1: 117,584 km (0.09 R)
• M2: 638,334 km (0.101 R)
• M3: 2,192,357 km (0.112 R)
• M4: 4,767,983 km (0.085 R)
• M5: 6,912,469 km (0.107 R)
• M6: 7,825,764 km (0.099 R)
• M7: 9,888,569 km (0.12 R)
• M8: 11,803,721 km (0.111 R)
• M9: 12,911,493 km (0.067 R)
• M10: 13,952,844 km (0.115 R)
• M11: 16,723,546 km (0.106 R)
• M12: 18,277,269 km (0.094 R)
• M13: 20,265,724 km (0.099 R)
• M14: 30,897,196 km (0.055 R)
• M15: 33,947,198 km (0.118 R)
• M16: 48,462,081 km (0.118 R)
• M17: 48,769,654 km (0.091 R)
• M18: 54,698,217 km (0.078 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: 547 - 18,732 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit