🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.91 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 700.9

Radius: 11.3

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.62 AU - 2.02 AU

Year: 1665 Days

Day: 14.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,248,404 km

• M1: 143,016 km (0.078 R)
• M2: 535,411 km (0.059 R)
• M3: 960,418 km (0.059 R)
• M4: 1,332,468 km (0.109 R)
• M5: 1,844,093 km (0.099 R)
• M6: 2,284,060 km (0.116 R)
• M7: 2,656,260 km (0.102 R)
• M8: 3,069,150 km (0.039 R)
• M9: 4,534,611 km (0.083 R)
• M10: 5,590,173 km (0.072 R)
• M11: 6,176,148 km (0.054 R)
• M12: 6,776,784 km (0.039 R)
• M13: 7,665,844 km (0.049 R)
• M14: 10,348,283 km (0.049 R)
• M15: 11,379,012 km (0.118 R)
• M16: 12,951,286 km (0.078 R)
• M17: 14,105,134 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.2

Radius: 14.6

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.22 AU - 2.32 AU

Year: 2320 Days

Day: 6.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,248,404 km

• M1: 182,659 km (0.113 R)
• M2: 638,334 km (0.094 R)
• M3: 1,283,849 km (0.108 R)
• M4: 1,792,631 km (0.103 R)
• M5: 2,424,383 km (0.106 R)
• M6: 3,336,631 km (0.03 R)
• M7: 3,854,539 km (0.088 R)
• M8: 4,593,851 km (0.079 R)
• M9: 5,402,428 km (0.092 R)
• M10: 5,942,027 km (0.106 R)
• M11: 6,410,269 km (0.051 R)
• M12: 6,931,468 km (0.105 R)
• M13: 7,720,746 km (0.097 R)
• M14: 8,634,639 km (0.107 R)
• M15: 9,306,035 km (0.11 R)
• M16: 10,267,650 km (0.088 R)
• M17: 11,255,295 km (0.053 R)
• M18: 12,222,445 km (0.071 R)
• M19: 16,197,859 km (0.079 R)
• M20: 17,378,037 km (0.082 R)
• M21: 18,070,076 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.8

Radius: 11.4

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.54 AU - 3.24 AU

Year: 3332 Days

Day: 12.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,248,404 km

• M1: 145,559 km (0.117 R)
• M2: 505,940 km (0.099 R)
• M3: 1,107,772 km (0.068 R)
• M4: 1,547,291 km (0.043 R)
• M5: 2,103,196 km (0.119 R)
• M6: 2,525,212 km (0.117 R)
• M7: 3,355,929 km (0.093 R)
• M8: 3,936,668 km (0.105 R)
• M9: 4,560,790 km (0.076 R)
• M10: 5,150,954 km (0.055 R)
• M11: 5,606,779 km (0.088 R)
• M12: 6,687,623 km (0.115 R)
• M13: 8,101,622 km (0.108 R)
• M14: 9,004,595 km (0.097 R)
• M15: 10,011,987 km (0.118 R)
• M16: 11,051,543 km (0.055 R)
• M17: 12,294,252 km (0.084 R)
• M18: 14,803,009 km (0.103 R)
• M19: 15,832,691 km (0.086 R)
• M20: 20,370,892 km (0.115 R)
• M21: 21,000,998 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.2

Radius: 8.8

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 3.12 AU - 3.96 AU

Year: 4517 Days

Day: 6.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 174.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,248,404 km

• M1: 109,506 km (0.107 R)
• M2: 476,170 km (0.089 R)
• M3: 785,688 km (0.094 R)
• M4: 1,205,160 km (0.109 R)
• M5: 1,757,177 km (0.032 R)
• M6: 2,141,194 km (0.087 R)
• M7: 2,422,588 km (0.1 R)
• M8: 2,762,624 km (0.095 R)
• M9: 3,134,375 km (0.095 R)
• M10: 4,223,447 km (0.101 R)
• M11: 5,199,274 km (0.077 R)
• M12: 6,348,335 km (0.071 R)
• M13: 9,372,157 km (0.094 R)
• M14: 11,327,252 km (0.11 R)
• M15: 12,613,494 km (0.079 R)
• M16: 12,998,110 km (0.108 R)
• M17: 13,589,919 km (0.12 R)
• M18: 14,354,664 km (0.104 R)
• M19: 14,986,864 km (0.066 R)
• M20: 15,858,721 km (0.106 R)
• M21: 16,363,613 km (0.094 R)
• M22: 17,643,274 km (0.071 R)
• M23: 18,124,680 km (0.082 R)
• M24: 23,073,676 km (0.031 R)
• M25: 24,161,253 km (0.063 R)
• M26: 25,206,792 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.6

Radius: 13.7

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.58 AU - 3.6 AU

Year: 4614 Days

Day: 13.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,248,404 km

• M1: 171,290 km (0.086 R)
• M2: 768,634 km (0.065 R)
• M3: 1,588,430 km (0.101 R)
• M4: 2,291,091 km (0.056 R)
• M5: 2,907,135 km (0.109 R)
• M6: 3,537,840 km (0.076 R)
• M7: 4,280,145 km (0.097 R)
• M8: 5,599,000 km (0.11 R)
• M9: 6,580,511 km (0.111 R)
• M10: 8,230,576 km (0.075 R)
• M11: 9,573,366 km (0.086 R)
• M12: 10,415,004 km (0.1 R)
• M13: 13,377,191 km (0.099 R)
• M14: 19,256,238 km (0.096 R)
• M15: 21,227,040 km (0.048 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433.3

Radius: 13.4

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.76 AU - 5.1 AU

Year: 7424 Days

Day: 13 Hours

Environment

Temp: -224 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 52,248,404 km

• M1: 167,400 km (0.09 R)
• M2: 880,084 km (0.102 R)
• M3: 2,583,406 km (0.114 R)
• M4: 3,520,187 km (0.103 R)
• M5: 4,189,189 km (0.106 R)
• M6: 5,024,394 km (0.068 R)
• M7: 6,853,078 km (0.102 R)
• M8: 8,128,700 km (0.112 R)
• M9: 9,343,434 km (0.076 R)
• M10: 11,339,369 km (0.1 R)
• M11: 16,592,797 km (0.109 R)
• M12: 18,744,164 km (0.11 R)
• M13: 31,090,626 km (0.028 R)
• M14: 32,542,922 km (0.111 R)
• M15: 33,335,791 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.8

Radius: 13.2

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 5.25 AU - 5.27 AU

Year: 8182 Days

Day: 6.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,248,404 km

• M1: 164,109 km (0.101 R)
• M2: 600,187 km (0.113 R)
• M3: 1,072,168 km (0.046 R)
• M4: 1,629,121 km (0.037 R)
• M5: 2,246,062 km (0.116 R)
• M6: 2,822,164 km (0.094 R)
• M7: 3,280,831 km (0.085 R)
• M8: 3,766,276 km (0.083 R)
• M9: 4,350,755 km (0.097 R)
• M10: 5,223,808 km (0.07 R)
• M11: 7,576,833 km (0.066 R)
• M12: 9,479,269 km (0.063 R)
• M13: 10,194,347 km (0.106 R)
• M14: 10,754,142 km (0.117 R)
• M15: 11,432,868 km (0.12 R)
• M16: 12,504,587 km (0.096 R)
• M17: 16,310,955 km (0.08 R)
• M18: 18,683,278 km (0.089 R)
• M19: 19,099,908 km (0.116 R)
• M20: 21,352,553 km (0.056 R)
• M21: 23,134,563 km (0.076 R)
• M22: 27,169,666 km (0.034 R)
• M23: 28,156,563 km (0.064 R)
• M24: 30,488,046 km (0.12 R)
• M25: 33,147,747 km (0.095 R)
• M26: 35,215,189 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 718.7

Radius: 4.3

Gravity: 38.87 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 6.4 AU - 6.5 AU

Year: 11110 Days

Day: 17.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,248,404 km

• M1: 53,556 km (0.054 R)
• M2: 296,503 km (0.03 R)
• M3: 471,084 km (0.099 R)
• M4: 1,895,255 km (0.104 R)
• M5: 4,031,962 km (0.088 R)
• M6: 7,182,792 km (0.06 R)
• M7: 8,136,030 km (0.119 R)
• M8: 8,272,313 km (0.06 R)
• M9: 10,396,154 km (0.105 R)
• M10: 13,104,624 km (0.092 R)
• M11: 15,127,636 km (0.11 R)
• M12: 15,963,589 km (0.098 R)
• M13: 24,068,353 km (0.038 R)
• M14: 28,308,854 km (0.106 R)
• M15: 30,659,336 km (0.065 R)
• M16: 38,869,716 km (0.075 R)
• M17: 42,717,672 km (0.111 R)
• M18: 49,934,722 km (0.088 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 17,079 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit