🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760

Radius: 13

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.42 AU - 2.2 AU

Year: 1572 Days

Day: 9.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,297,972 km

• M1: 161,715 km (0.085 R)
• M2: 933,640 km (0.097 R)
• M3: 1,664,725 km (0.064 R)
• M4: 2,277,628 km (0.095 R)
• M5: 3,038,034 km (0.097 R)
• M6: 3,601,270 km (0.1 R)
• M7: 4,308,568 km (0.098 R)
• M8: 5,085,430 km (0.099 R)
• M9: 7,370,837 km (0.06 R)
• M10: 8,573,304 km (0.119 R)
• M11: 9,541,651 km (0.118 R)
• M12: 10,002,413 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462

Radius: 13.3

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2 AU - 2.6 AU

Year: 2252 Days

Day: 10.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,297,972 km

• M1: 165,605 km (0.118 R)
• M2: 593,604 km (0.116 R)
• M3: 1,107,024 km (0.116 R)
• M4: 1,693,448 km (0.108 R)
• M5: 2,148,076 km (0.066 R)
• M6: 2,616,616 km (0.114 R)
• M7: 4,070,109 km (0.082 R)
• M8: 4,775,014 km (0.111 R)
• M9: 5,629,069 km (0.103 R)
• M10: 7,276,141 km (0.092 R)
• M11: 7,755,752 km (0.094 R)
• M12: 9,957,533 km (0.113 R)
• M13: 11,690,326 km (0.048 R)
• M14: 14,303,202 km (0.047 R)
• M15: 14,922,836 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 982.7

Radius: 12.4

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.92 AU - 6.36 AU

Year: 8648 Days

Day: 5.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,297,972 km

• M1: 154,535 km (0.117 R)
• M2: 613,800 km (0.117 R)
• M3: 1,262,905 km (0.116 R)
• M4: 2,552,588 km (0.103 R)
• M5: 3,100,865 km (0.096 R)
• M6: 4,671,493 km (0.082 R)
• M7: 5,396,743 km (0.116 R)
• M8: 5,944,571 km (0.066 R)
• M9: 7,032,446 km (0.094 R)
• M10: 8,930,394 km (0.086 R)
• M11: 11,422,246 km (0.1 R)
• M12: 12,561,434 km (0.118 R)
• M13: 13,464,556 km (0.096 R)
• M14: 14,154,053 km (0.105 R)
• M15: 16,434,672 km (0.099 R)
• M16: 16,861,176 km (0.111 R)
• M17: 22,573,870 km (0.111 R)
• M18: 23,637,062 km (0.105 R)
• M19: 27,224,718 km (0.083 R)
• M20: 32,255,694 km (0.038 R)
• M21: 34,292,170 km (0.108 R)
• M22: 39,628,626 km (0.085 R)
• M23: 40,914,270 km (0.062 R)
• M24: 42,360,432 km (0.09 R)
• M25: 43,433,498 km (0.072 R)
• M26: 43,840,404 km (0.106 R)
• M27: 47,763,010 km (0.035 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 420.1

Radius: 7.5

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.48 AU - 7.94 AU

Year: 11223 Days

Day: 19.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 59,297,972 km

• M1: 95,294 km (0.111 R)
• M2: 328,517 km (0.086 R)
• M3: 573,409 km (0.115 R)
• M4: 910,004 km (0.072 R)
• M5: 1,219,971 km (0.113 R)
• M6: 1,517,970 km (0.111 R)
• M7: 1,772,884 km (0.118 R)
• M8: 2,352,427 km (0.072 R)
• M9: 2,736,893 km (0.093 R)
• M10: 3,207,378 km (0.03 R)
• M11: 3,534,100 km (0.056 R)
• M12: 6,122,742 km (0.098 R)
• M13: 7,474,807 km (0.07 R)
• M14: 9,244,849 km (0.096 R)
• M15: 9,908,465 km (0.094 R)
• M16: 10,859,309 km (0.057 R)
• M17: 14,014,777 km (0.088 R)
• M18: 15,602,460 km (0.111 R)
• M19: 16,134,878 km (0.113 R)
• M20: 16,956,320 km (0.104 R)
• M21: 18,682,081 km (0.03 R)
• M22: 19,282,418 km (0.1 R)
• M23: 20,919,766 km (0.099 R)
• M24: 21,485,545 km (0.111 R)
• M25: 23,938,502 km (0.051 R)
• M26: 26,760,666 km (0.102 R)
• M27: 27,427,423 km (0.078 R)
• M28: 28,497,347 km (0.057 R)
• M29: 28,793,850 km (0.034 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550

Radius: 6.2

Gravity: 14.31 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 8.05 AU - 8.49 AU

Year: 15356 Days

Day: 20.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 59,297,972 km

• M1: 80,633 km (0.099 R)
• M2: 315,203 km (0.046 R)
• M3: 516,262 km (0.069 R)
• M4: 742,753 km (0.108 R)
• M5: 1,191,697 km (0.044 R)
• M6: 1,644,230 km (0.11 R)
• M7: 2,244,267 km (0.073 R)
• M8: 2,660,000 km (0.074 R)
• M9: 2,863,154 km (0.1 R)
• M10: 3,430,429 km (0.025 R)
• M11: 4,248,879 km (0.107 R)
• M12: 4,559,294 km (0.07 R)
• M13: 4,851,609 km (0.087 R)
• M14: 5,366,375 km (0.084 R)
• M15: 5,729,449 km (0.079 R)
• M16: 7,129,984 km (0.102 R)
• M17: 8,548,920 km (0.091 R)
• M18: 9,044,238 km (0.109 R)
• M19: 9,983,863 km (0.073 R)
• M20: 10,701,633 km (0.105 R)
• M21: 12,677,821 km (0.105 R)
• M22: 14,955,748 km (0.109 R)
• M23: 17,025,584 km (0.08 R)
• M24: 19,111,876 km (0.044 R)
• M25: 19,616,470 km (0.118 R)
• M26: 20,828,212 km (0.083 R)
• M27: 23,020,420 km (0.115 R)
• M28: 26,176,336 km (0.116 R)
• M29: 27,430,565 km (0.103 R)
• M30: 27,964,928 km (0.118 R)
• M31: 30,626,125 km (0.103 R)
• M32: 31,666,279 km (0.088 R)
• M33: 33,089,254 km (0.065 R)
• M34: 33,451,580 km (0.044 R)
• M35: 35,935,054 km (0.103 R)
• M36: 36,703,389 km (0.072 R)
• M37: 46,795,860 km (0.11 R)
• M38: 50,851,607 km (0.057 R)
• M39: 56,157,245 km (0.049 R)
• M40: 59,120,480 km (0.07 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 14,962 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit