🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.4

Radius: 10.8

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.52 AU - 0.64 AU

Year: 305 Days

Day: 14.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,490,001 km

• M1: 134,339 km (0.106 R)
• M2: 487,240 km (0.109 R)
• M3: 823,536 km (0.058 R)
• M4: 1,185,114 km (0.077 R)
• M5: 1,564,495 km (0.106 R)
• M6: 2,150,619 km (0.11 R)
• M7: 2,585,650 km (0.034 R)
• M8: 3,214,559 km (0.041 R)
• M9: 4,141,318 km (0.088 R)
• M10: 4,572,160 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.9

Radius: 9.9

Gravity: 9.26 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.82 AU - 1.1 AU

Year: 649 Days

Day: 14.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,490,001 km

• M1: 123,119 km (0.077 R)
• M2: 739,761 km (0.111 R)
• M3: 1,085,333 km (0.109 R)
• M4: 1,465,162 km (0.104 R)
• M5: 1,792,631 km (0.094 R)
• M6: 2,239,181 km (0.103 R)
• M7: 2,852,831 km (0.116 R)
• M8: 3,370,590 km (0.11 R)
• M9: 4,881,379 km (0.105 R)
• M10: 5,234,579 km (0.068 R)
• M11: 6,909,028 km (0.112 R)
• M12: 7,287,211 km (0.082 R)
• M13: 7,820,827 km (0.116 R)
• M14: 8,330,657 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.8

Radius: 11.3

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.19 AU - 1.45 AU

Year: 1047 Days

Day: 14.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,490,001 km

• M1: 141,520 km (0.09 R)
• M2: 534,962 km (0.063 R)
• M3: 903,422 km (0.095 R)
• M4: 1,408,015 km (0.108 R)
• M5: 1,814,173 km (0.069 R)
• M6: 2,318,767 km (0.114 R)
• M7: 2,963,085 km (0.044 R)
• M8: 4,248,280 km (0.109 R)
• M9: 4,756,016 km (0.096 R)
• M10: 5,110,862 km (0.064 R)
• M11: 5,556,514 km (0.026 R)
• M12: 6,670,569 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.2

Radius: 12.9

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.27 AU - 2.05 AU

Year: 1476 Days

Day: 6.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,490,001 km

• M1: 160,369 km (0.103 R)
• M2: 914,342 km (0.111 R)
• M3: 1,820,905 km (0.091 R)
• M4: 2,378,008 km (0.115 R)
• M5: 2,944,535 km (0.093 R)
• M6: 3,753,111 km (0.108 R)
• M7: 4,351,652 km (0.118 R)
• M8: 5,248,492 km (0.114 R)
• M9: 5,672,302 km (0.105 R)
• M10: 6,094,916 km (0.116 R)
• M11: 6,614,619 km (0.085 R)
• M12: 7,408,386 km (0.102 R)
• M13: 8,594,846 km (0.039 R)
• M14: 9,346,127 km (0.099 R)
• M15: 10,484,716 km (0.104 R)
• M16: 10,907,929 km (0.069 R)
• M17: 12,996,315 km (0.112 R)
• M18: 13,650,955 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.5

Radius: 13.1

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.62 AU - 1.76 AU

Year: 1516 Days

Day: 14.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,490,001 km

• M1: 162,912 km (0.105 R)
• M2: 592,108 km (0.097 R)
• M3: 1,117,346 km (0.101 R)
• M4: 1,757,476 km (0.066 R)
• M5: 2,193,105 km (0.107 R)
• M6: 2,826,801 km (0.042 R)
• M7: 4,141,916 km (0.099 R)
• M8: 4,641,274 km (0.077 R)
• M9: 6,975,150 km (0.103 R)
• M10: 7,941,702 km (0.097 R)
• M11: 8,442,556 km (0.106 R)
• M12: 9,249,188 km (0.099 R)
• M13: 11,565,711 km (0.08 R)
• M14: 12,999,307 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.6

Radius: 13.8

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.83 AU - 3.79 AU

Year: 4157 Days

Day: 5.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,490,001 km

• M1: 171,589 km (0.052 R)
• M2: 613,501 km (0.11 R)
• M3: 1,475,933 km (0.052 R)
• M4: 3,268,564 km (0.103 R)
• M5: 4,038,245 km (0.094 R)
• M6: 4,486,141 km (0.096 R)
• M7: 5,572,371 km (0.062 R)
• M8: 6,058,265 km (0.116 R)
• M9: 7,494,105 km (0.112 R)
• M10: 8,381,071 km (0.087 R)
• M11: 9,083,583 km (0.086 R)
• M12: 10,024,853 km (0.104 R)
• M13: 11,101,957 km (0.043 R)
• M14: 12,682,758 km (0.115 R)
• M15: 13,692,394 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 593.9

Radius: 6.8

Gravity: 12.84 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.29 AU - 6.65 AU

Year: 10069 Days

Day: 21.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 47,490,001 km

• M1: 84,972 km (0.098 R)
• M2: 325,974 km (0.092 R)
• M3: 546,481 km (0.046 R)
• M4: 1,069,176 km (0.036 R)
• M5: 1,334,413 km (0.113 R)
• M6: 1,901,838 km (0.045 R)
• M7: 2,803,165 km (0.067 R)
• M8: 3,151,728 km (0.08 R)
• M9: 3,909,292 km (0.114 R)
• M10: 4,458,765 km (0.116 R)
• M11: 4,782,345 km (0.114 R)
• M12: 7,626,799 km (0.05 R)
• M13: 8,572,108 km (0.063 R)
• M14: 8,842,880 km (0.099 R)
• M15: 10,641,495 km (0.034 R)
• M16: 10,954,454 km (0.064 R)
• M17: 12,211,824 km (0.051 R)
• M18: 14,242,316 km (0.081 R)
• M19: 14,815,425 km (0.114 R)
• M20: 15,205,876 km (0.074 R)
• M21: 18,656,201 km (0.112 R)
• M22: 19,887,092 km (0.106 R)
• M23: 20,362,365 km (0.079 R)
• M24: 21,089,410 km (0.109 R)
• M25: 22,169,956 km (0.091 R)
• M26: 23,461,883 km (0.077 R)
• M27: 24,260,885 km (0.102 R)
• M28: 26,195,335 km (0.119 R)
• M29: 29,746,789 km (0.096 R)
• M30: 31,423,482 km (0.073 R)
• M31: 37,666,799 km (0.111 R)
• M32: 41,269,415 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 523.5

Radius: 7.8

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 6.14 AU - 6.74 AU

Year: 11281 Days

Day: 21.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 47,490,001 km

• M1: 97,089 km (0.065 R)
• M2: 387,458 km (0.091 R)
• M3: 681,119 km (0.11 R)
• M4: 1,040,304 km (0.104 R)
• M5: 1,338,602 km (0.095 R)
• M6: 1,831,377 km (0.08 R)
• M7: 2,253,393 km (0.087 R)
• M8: 2,886,790 km (0.062 R)
• M9: 3,130,186 km (0.035 R)
• M10: 3,633,433 km (0.09 R)
• M11: 4,079,384 km (0.109 R)
• M12: 4,415,680 km (0.082 R)
• M13: 5,240,563 km (0.091 R)
• M14: 6,383,790 km (0.088 R)
• M15: 7,273,149 km (0.098 R)
• M16: 8,025,028 km (0.062 R)
• M17: 8,331,105 km (0.06 R)
• M18: 10,540,068 km (0.077 R)
• M19: 11,174,811 km (0.114 R)
• M20: 11,556,884 km (0.116 R)
• M21: 12,060,730 km (0.068 R)
• M22: 12,873,495 km (0.12 R)
• M23: 14,414,952 km (0.042 R)
• M24: 16,006,972 km (0.118 R)
• M25: 16,916,527 km (0.051 R)
• M26: 19,931,373 km (0.114 R)
• M27: 21,148,801 km (0.034 R)
• M28: 23,999,986 km (0.065 R)
• M29: 24,636,226 km (0.117 R)
• M30: 27,097,859 km (0.075 R)
• M31: 31,629,328 km (0.079 R)
• M32: 37,001,388 km (0.087 R)
• M33: 45,527,270 km (0.09 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 539 - 11,509 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit