🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.02 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290.8

Radius: 10.3

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.63 AU - 2.45 AU

Year: 2011 Days

Day: 12.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,494,125 km

• M1: 128,355 km (0.09 R)
• M2: 461,809 km (0.11 R)
• M3: 815,608 km (0.114 R)
• M4: 1,258,268 km (0.087 R)
• M5: 2,076,718 km (0.118 R)
• M6: 2,491,253 km (0.095 R)
• M7: 2,947,078 km (0.092 R)
• M8: 3,306,263 km (0.115 R)
• M9: 3,678,612 km (0.115 R)
• M10: 4,027,324 km (0.066 R)
• M11: 4,379,926 km (0.09 R)
• M12: 4,928,203 km (0.119 R)
• M13: 5,693,545 km (0.119 R)
• M14: 6,583,952 km (0.078 R)
• M15: 7,304,266 km (0.085 R)
• M16: 9,109,314 km (0.111 R)
• M17: 10,067,488 km (0.081 R)
• M18: 12,220,052 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 59

Radius: 13.2

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.97 AU - 3.21 AU

Year: 2877 Days

Day: 13.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 58,494,125 km

• M1: 164,857 km (0.102 R)
• M2: 770,579 km (0.068 R)
• M3: 2,111,724 km (0.099 R)
• M4: 2,938,551 km (0.09 R)
• M5: 4,838,444 km (0.049 R)
• M6: 5,650,760 km (0.083 R)
• M7: 7,738,548 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.7

Radius: 12.9

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.56 AU - 3.78 AU

Year: 3896 Days

Day: 13 Hours

Environment

Temp: -210 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,494,125 km

• M1: 162,014 km (0.094 R)
• M2: 588,219 km (0.085 R)
• M3: 995,873 km (0.085 R)
• M4: 1,645,577 km (0.095 R)
• M5: 2,261,770 km (0.071 R)
• M6: 2,790,898 km (0.053 R)
• M7: 3,637,472 km (0.061 R)
• M8: 5,196,731 km (0.088 R)
• M9: 5,968,357 km (0.093 R)
• M10: 6,729,660 km (0.093 R)
• M11: 7,134,173 km (0.065 R)
• M12: 7,647,144 km (0.116 R)
• M13: 8,088,009 km (0.108 R)
• M14: 8,612,798 km (0.116 R)
• M15: 9,265,344 km (0.1 R)
• M16: 10,286,948 km (0.09 R)
• M17: 13,483,854 km (0.109 R)
• M18: 13,896,445 km (0.094 R)
• M19: 14,843,400 km (0.104 R)
• M20: 15,481,734 km (0.052 R)
• M21: 16,035,994 km (0.082 R)
• M22: 16,499,448 km (0.105 R)
• M23: 17,345,275 km (0.069 R)
• M24: 18,275,474 km (0.088 R)
• M25: 18,894,809 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.7

Radius: 8.7

Gravity: 10.75 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.13 AU - 4.51 AU

Year: 6198 Days

Day: 6.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,494,125 km

• M1: 108,159 km (0.05 R)
• M2: 473,926 km (0.058 R)
• M3: 792,869 km (0.032 R)
• M4: 1,302,549 km (0.114 R)
• M5: 1,796,371 km (0.08 R)
• M6: 6,779,626 km (0.091 R)
• M7: 10,977,342 km (0.059 R)
• M8: 11,882,708 km (0.08 R)
• M9: 12,891,447 km (0.038 R)
• M10: 16,580,680 km (0.116 R)
• M11: 17,635,943 km (0.1 R)
• M12: 18,456,338 km (0.095 R)
• M13: 19,088,240 km (0.096 R)
• M14: 21,146,407 km (0.108 R)
• M15: 29,323,277 km (0.077 R)
• M16: 29,990,783 km (0.112 R)
• M17: 32,864,857 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.2

Radius: 5.5

Gravity: 21.16 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.47 AU - 7.15 AU

Year: 12267 Days

Day: 24.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 58,494,125 km

• M1: 68,516 km (0.094 R)
• M2: 442,062 km (0.109 R)
• M3: 746,793 km (0.101 R)
• M4: 1,147,715 km (0.041 R)
• M5: 1,744,760 km (0.108 R)
• M6: 2,612,727 km (0.058 R)
• M7: 3,105,353 km (0.037 R)
• M8: 3,526,770 km (0.113 R)
• M9: 4,303,033 km (0.119 R)
• M10: 6,037,022 km (0.089 R)
• M11: 8,144,108 km (0.096 R)
• M12: 9,437,082 km (0.111 R)
• M13: 10,053,426 km (0.094 R)
• M14: 11,139,805 km (0.116 R)
• M15: 12,666,302 km (0.069 R)
• M16: 13,288,779 km (0.104 R)
• M17: 14,128,322 km (0.117 R)
• M18: 17,383,123 km (0.067 R)
• M19: 18,307,787 km (0.078 R)
• M20: 18,623,140 km (0.093 R)
• M21: 19,673,167 km (0.04 R)
• M22: 26,212,090 km (0.118 R)
• M23: 29,317,293 km (0.108 R)
• M24: 30,404,421 km (0.042 R)
• M25: 32,774,650 km (0.064 R)
• M26: 34,302,044 km (0.055 R)
• M27: 40,219,836 km (0.087 R)
• M28: 41,155,571 km (0.117 R)
• M29: 44,616,219 km (0.115 R)
• M30: 50,858,339 km (0.091 R)
• M31: 53,061,766 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.9

Radius: 3.3

Gravity: 72.72 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 6.03 AU - 7.79 AU

Year: 12538 Days

Day: 17.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 58,494,125 km

• M1: 41,887 km (0.096 R)
• M2: 204,949 km (0.117 R)
• M3: 537,356 km (0.087 R)
• M4: 879,785 km (0.086 R)
• M5: 1,092,364 km (0.086 R)
• M6: 1,230,293 km (0.099 R)
• M7: 1,572,423 km (0.047 R)
• M8: 3,429,082 km (0.102 R)
• M9: 3,754,009 km (0.118 R)
• M10: 5,730,646 km (0.109 R)
• M11: 6,505,413 km (0.118 R)
• M12: 6,960,191 km (0.052 R)
• M13: 8,165,501 km (0.065 R)
• M14: 15,508,213 km (0.117 R)
• M15: 15,799,181 km (0.052 R)
• M16: 16,316,939 km (0.094 R)
• M17: 18,664,878 km (0.11 R)
• M18: 19,494,996 km (0.077 R)
• M19: 20,090,396 km (0.099 R)
• M20: 20,523,182 km (0.058 R)
• M21: 21,677,180 km (0.106 R)
• M22: 22,408,564 km (0.083 R)
• M23: 24,799,737 km (0.055 R)
• M24: 26,005,645 km (0.083 R)
• M25: 34,934,544 km (0.083 R)
• M26: 35,308,837 km (0.111 R)
• M27: 35,559,863 km (0.055 R)
• M28: 38,004,142 km (0.063 R)
• M29: 38,532,522 km (0.1 R)
• M30: 38,665,514 km (0.115 R)
• M31: 39,875,163 km (0.045 R)
• M32: 41,947,093 km (0.119 R)
• M33: 42,938,030 km (0.095 R)
• M34: 51,756,525 km (0.049 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 14,813 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit