🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.4

Radius: 8.9

Gravity: 9.98 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.92 AU - 1.46 AU

Year: 896 Days

Day: 9.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,121,589 km

• M1: 110,702 km (0.102 R)
• M2: 468,541 km (0.097 R)
• M3: 791,822 km (0.098 R)
• M4: 1,318,256 km (0.07 R)
• M5: 1,652,458 km (0.087 R)
• M6: 2,155,556 km (0.092 R)
• M7: 3,339,024 km (0.079 R)
• M8: 4,161,663 km (0.108 R)
• M9: 4,817,351 km (0.083 R)
• M10: 5,208,399 km (0.096 R)
• M11: 5,803,649 km (0.069 R)
• M12: 8,566,423 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.8

Radius: 13.7

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.34 AU - 2.06 AU

Year: 1530 Days

Day: 5.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 53,121,589 km

• M1: 171,738 km (0.077 R)
• M2: 614,099 km (0.102 R)
• M3: 1,127,370 km (0.077 R)
• M4: 1,711,100 km (0.086 R)
• M5: 2,869,138 km (0.12 R)
• M6: 4,251,571 km (0.101 R)
• M7: 4,693,184 km (0.1 R)
• M8: 5,424,718 km (0.077 R)
• M9: 6,016,527 km (0.12 R)
• M10: 11,478,495 km (0.108 R)
• M11: 13,368,066 km (0.102 R)
• M12: 14,027,942 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.9

Radius: 11.8

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.45 AU - 3.23 AU

Year: 3304 Days

Day: 9 Hours

Environment

Temp: -211 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,121,589 km

• M1: 147,653 km (0.076 R)
• M2: 560,693 km (0.108 R)
• M3: 1,312,572 km (0.081 R)
• M4: 2,268,053 km (0.044 R)
• M5: 3,249,415 km (0.07 R)
• M6: 3,658,266 km (0.079 R)
• M7: 4,121,571 km (0.109 R)
• M8: 4,778,156 km (0.112 R)
• M9: 5,285,442 km (0.088 R)
• M10: 9,332,214 km (0.033 R)
• M11: 10,164,727 km (0.092 R)
• M12: 10,772,393 km (0.094 R)
• M13: 14,135,353 km (0.092 R)
• M14: 15,184,184 km (0.102 R)
• M15: 17,063,881 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.1

Radius: 11.1

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.13 AU - 4.45 AU

Year: 5093 Days

Day: 8.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,121,589 km

• M1: 139,126 km (0.12 R)
• M2: 531,671 km (0.089 R)
• M3: 1,052,421 km (0.064 R)
• M4: 1,817,913 km (0.083 R)
• M5: 2,324,153 km (0.088 R)
• M6: 2,760,230 km (0.11 R)
• M7: 3,414,571 km (0.104 R)
• M8: 4,276,704 km (0.106 R)
• M9: 4,770,975 km (0.102 R)
• M10: 5,901,636 km (0.09 R)
• M11: 6,602,652 km (0.052 R)
• M12: 9,593,562 km (0.076 R)
• M13: 10,523,013 km (0.115 R)
• M14: 11,216,998 km (0.092 R)
• M15: 12,970,135 km (0.116 R)
• M16: 13,577,353 km (0.115 R)
• M17: 15,204,230 km (0.109 R)
• M18: 15,774,347 km (0.097 R)
• M19: 18,025,795 km (0.038 R)
• M20: 18,605,936 km (0.087 R)
• M21: 19,987,472 km (0.107 R)
• M22: 20,483,688 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.2

Radius: 13

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.82 AU - 5.8 AU

Year: 7282 Days

Day: 9.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,121,589 km

• M1: 161,715 km (0.107 R)
• M2: 710,440 km (0.039 R)
• M3: 1,697,487 km (0.109 R)
• M4: 2,879,609 km (0.073 R)
• M5: 4,864,025 km (0.088 R)
• M6: 9,289,280 km (0.104 R)
• M7: 10,815,627 km (0.095 R)
• M8: 11,904,400 km (0.084 R)
• M9: 17,411,995 km (0.111 R)
• M10: 18,906,029 km (0.1 R)
• M11: 22,474,986 km (0.083 R)
• M12: 26,838,756 km (0.069 R)
• M13: 28,732,365 km (0.045 R)
• M14: 29,219,307 km (0.087 R)
• M15: 30,814,917 km (0.111 R)
• M16: 33,961,858 km (0.084 R)
• M17: 37,201,849 km (0.07 R)
• M18: 39,194,044 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.5

Radius: 10.1

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.95 AU - 5.87 AU

Year: 8686 Days

Day: 13 Hours

Environment

Temp: -219 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 53,121,589 km

• M1: 125,662 km (0.054 R)
• M2: 612,753 km (0.073 R)
• M3: 1,967,661 km (0.099 R)
• M4: 3,166,089 km (0.089 R)
• M5: 4,464,898 km (0.107 R)
• M6: 6,055,871 km (0.111 R)
• M7: 6,852,480 km (0.063 R)
• M8: 8,319,736 km (0.099 R)
• M9: 9,259,360 km (0.07 R)
• M10: 10,459,285 km (0.117 R)
• M11: 10,947,423 km (0.1 R)
• M12: 12,449,385 km (0.047 R)
• M13: 14,559,463 km (0.116 R)
• M14: 15,794,244 km (0.036 R)
• M15: 17,164,560 km (0.026 R)
• M16: 17,502,203 km (0.094 R)
• M17: 17,913,148 km (0.051 R)
• M18: 18,754,487 km (0.1 R)
• M19: 20,065,562 km (0.109 R)
• M20: 20,515,852 km (0.091 R)
• M21: 22,065,836 km (0.038 R)
• M22: 22,869,475 km (0.11 R)
• M23: 29,145,854 km (0.041 R)
• M24: 31,302,008 km (0.098 R)
• M25: 32,728,125 km (0.12 R)
• M26: 34,090,662 km (0.07 R)
• M27: 36,816,934 km (0.043 R)
• M28: 38,290,323 km (0.06 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 348.7

Radius: 5.9

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.39 AU - 8.31 AU

Year: 12375 Days

Day: 23.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 53,121,589 km

• M1: 73,602 km (0.1 R)
• M2: 979,417 km (0.098 R)
• M3: 1,897,649 km (0.082 R)
• M4: 2,111,125 km (0.094 R)
• M5: 3,825,068 km (0.092 R)
• M6: 4,974,578 km (0.095 R)
• M7: 5,414,994 km (0.106 R)
• M8: 5,915,549 km (0.12 R)
• M9: 6,159,393 km (0.064 R)
• M10: 10,981,232 km (0.102 R)
• M11: 38,072,508 km (0.061 R)
• M12: 39,160,384 km (0.118 R)
• M13: 40,893,625 km (0.116 R)
• M14: 42,034,608 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.9

Radius: 6.8

Gravity: 10.75 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 7.25 AU - 7.41 AU

Year: 13698 Days

Day: 21.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 53,121,589 km

• M1: 84,523 km (0.117 R)
• M2: 331,658 km (0.108 R)
• M3: 575,802 km (0.105 R)
• M4: 790,625 km (0.064 R)
• M5: 1,679,984 km (0.061 R)
• M6: 2,206,120 km (0.099 R)
• M7: 3,428,334 km (0.108 R)
• M8: 4,510,675 km (0.112 R)
• M9: 4,726,844 km (0.083 R)
• M10: 7,203,137 km (0.106 R)
• M11: 9,102,582 km (0.11 R)
• M12: 9,701,272 km (0.085 R)
• M13: 12,122,963 km (0.092 R)
• M14: 12,663,759 km (0.055 R)
• M15: 13,793,372 km (0.104 R)
• M16: 16,687,642 km (0.096 R)
• M17: 17,432,041 km (0.091 R)
• M18: 22,459,577 km (0.091 R)
• M19: 26,134,748 km (0.028 R)
• M20: 29,327,466 km (0.055 R)
• M21: 29,649,550 km (0.041 R)
• M22: 31,295,875 km (0.091 R)
• M23: 32,426,535 km (0.118 R)
• M24: 35,859,358 km (0.095 R)
• M25: 42,060,937 km (0.088 R)
• M26: 43,995,836 km (0.108 R)
• M27: 44,985,277 km (0.105 R)
• M28: 46,134,039 km (0.089 R)
• M29: 46,569,817 km (0.114 R)
• M30: 48,191,159 km (0.1 R)
• M31: 50,770,525 km (0.113 R)
• M32: 51,390,609 km (0.1 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 11,312 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit