🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.4

Radius: 14.3

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.37 AU - 1.47 AU

Year: 1128 Days

Day: 13 Hours

Environment

Temp: -198 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,240,352 km

• M1: 178,171 km (0.108 R)
• M2: 640,279 km (0.106 R)
• M3: 1,128,866 km (0.067 R)
• M4: 1,651,860 km (0.105 R)
• M5: 2,258,180 km (0.046 R)
• M6: 3,123,903 km (0.091 R)
• M7: 3,944,297 km (0.099 R)
• M8: 5,859,749 km (0.072 R)
• M9: 6,571,236 km (0.094 R)
• M10: 7,679,307 km (0.05 R)
• M11: 8,675,929 km (0.082 R)
• M12: 9,882,435 km (0.079 R)
• M13: 10,959,839 km (0.114 R)
• M14: 11,791,454 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.3

Radius: 8.4

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.5 AU - 1.64 AU

Year: 1312 Days

Day: 14.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 45,240,352 km

• M1: 105,018 km (0.089 R)
• M2: 387,458 km (0.063 R)
• M3: 719,566 km (0.034 R)
• M4: 1,015,620 km (0.045 R)
• M5: 1,556,865 km (0.068 R)
• M6: 1,883,886 km (0.084 R)
• M7: 2,202,081 km (0.065 R)
• M8: 2,473,002 km (0.056 R)
• M9: 2,974,454 km (0.111 R)
• M10: 3,602,766 km (0.075 R)
• M11: 4,368,557 km (0.065 R)
• M12: 4,689,145 km (0.036 R)
• M13: 5,179,976 km (0.106 R)
• M14: 6,044,801 km (0.063 R)
• M15: 6,511,846 km (0.109 R)
• M16: 7,026,762 km (0.077 R)
• M17: 7,695,464 km (0.111 R)
• M18: 8,084,867 km (0.071 R)
• M19: 8,378,678 km (0.071 R)
• M20: 9,745,703 km (0.095 R)
• M21: 10,017,672 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.8

Radius: 11.8

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.39 AU - 2.21 AU

Year: 1610 Days

Day: 13.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,240,352 km

• M1: 147,055 km (0.119 R)
• M2: 822,190 km (0.117 R)
• M3: 1,307,336 km (0.111 R)
• M4: 1,982,471 km (0.065 R)
• M5: 2,602,105 km (0.119 R)
• M6: 3,642,708 km (0.026 R)
• M7: 4,362,723 km (0.089 R)
• M8: 5,438,032 km (0.066 R)
• M9: 6,529,648 km (0.082 R)
• M10: 7,733,462 km (0.086 R)
• M11: 8,829,865 km (0.115 R)
• M12: 9,334,907 km (0.077 R)
• M13: 9,825,887 km (0.057 R)
• M14: 10,437,743 km (0.038 R)
• M15: 11,038,827 km (0.059 R)
• M16: 11,888,692 km (0.032 R)
• M17: 13,305,683 km (0.074 R)
• M18: 13,760,311 km (0.115 R)
• M19: 14,570,085 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852

Radius: 9.6

Gravity: 9.24 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.77 AU - 1.97 AU

Year: 1705 Days

Day: 5.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,240,352 km

• M1: 119,379 km (0.07 R)
• M2: 483,650 km (0.03 R)
• M3: 782,397 km (0.035 R)
• M4: 1,318,556 km (0.105 R)
• M5: 1,958,984 km (0.036 R)
• M6: 2,293,485 km (0.06 R)
• M7: 2,708,469 km (0.074 R)
• M8: 3,383,455 km (0.08 R)
• M9: 4,282,389 km (0.107 R)
• M10: 4,725,049 km (0.089 R)
• M11: 5,608,574 km (0.116 R)
• M12: 7,162,746 km (0.086 R)
• M13: 8,387,653 km (0.084 R)
• M14: 9,377,543 km (0.059 R)
• M15: 10,550,839 km (0.117 R)
• M16: 12,937,822 km (0.048 R)
• M17: 14,038,414 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.7

Radius: 14.2

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.92 AU - 1.96 AU

Year: 1802 Days

Day: 8.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,240,352 km

• M1: 180,116 km (0.054 R)
• M2: 790,475 km (0.082 R)
• M3: 1,658,292 km (0.038 R)
• M4: 3,888,198 km (0.116 R)
• M5: 4,697,972 km (0.038 R)
• M6: 5,359,793 km (0.087 R)
• M7: 5,983,017 km (0.101 R)
• M8: 6,734,896 km (0.093 R)
• M9: 7,404,197 km (0.082 R)
• M10: 7,995,557 km (0.077 R)
• M11: 8,586,469 km (0.047 R)
• M12: 10,138,547 km (0.116 R)
• M13: 10,981,531 km (0.119 R)
• M14: 12,110,546 km (0.072 R)
• M15: 12,599,731 km (0.12 R)
• M16: 13,187,202 km (0.118 R)
• M17: 13,925,168 km (0.12 R)
• M18: 15,294,438 km (0.076 R)
• M19: 16,552,256 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.6

Radius: 8.4

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.61 AU - 2.33 AU

Year: 1844 Days

Day: 5.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,240,352 km

• M1: 105,018 km (0.072 R)
• M2: 379,979 km (0.083 R)
• M3: 677,379 km (0.117 R)
• M4: 1,114,355 km (0.119 R)
• M5: 1,515,426 km (0.093 R)
• M6: 2,156,154 km (0.085 R)
• M7: 2,456,098 km (0.105 R)
• M8: 3,052,844 km (0.095 R)
• M9: 4,000,696 km (0.085 R)
• M10: 5,386,571 km (0.081 R)
• M11: 7,625,303 km (0.119 R)
• M12: 7,928,986 km (0.107 R)
• M13: 8,531,417 km (0.112 R)
• M14: 11,073,534 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.9

Radius: 13.4

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.38 AU - 3.58 AU

Year: 3430 Days

Day: 14.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,240,352 km

• M1: 169,943 km (0.084 R)
• M2: 620,981 km (0.095 R)
• M3: 1,045,839 km (0.112 R)
• M4: 1,465,461 km (0.107 R)
• M5: 2,429,320 km (0.108 R)
• M6: 2,867,791 km (0.119 R)
• M7: 3,677,116 km (0.111 R)
• M8: 4,169,891 km (0.088 R)
• M9: 5,289,182 km (0.103 R)
• M10: 5,891,314 km (0.062 R)
• M11: 6,327,691 km (0.11 R)
• M12: 7,007,164 km (0.06 R)
• M13: 7,872,289 km (0.059 R)
• M14: 9,224,953 km (0.069 R)
• M15: 10,431,310 km (0.106 R)
• M16: 12,912,391 km (0.059 R)
• M17: 20,560,432 km (0.098 R)
• M18: 21,569,919 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.5

Radius: 14.4

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 2.93 AU - 4.71 AU

Year: 4979 Days

Day: 14.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 45,240,352 km

• M1: 179,966 km (0.117 R)
• M2: 1,027,438 km (0.094 R)
• M3: 1,686,417 km (0.112 R)
• M4: 2,299,768 km (0.081 R)
• M5: 2,919,702 km (0.033 R)
• M6: 4,594,001 km (0.089 R)
• M7: 5,060,597 km (0.115 R)
• M8: 5,531,830 km (0.088 R)
• M9: 6,264,560 km (0.114 R)
• M10: 7,651,931 km (0.079 R)
• M11: 8,599,634 km (0.084 R)
• M12: 9,663,723 km (0.112 R)
• M13: 11,333,983 km (0.118 R)
• M14: 13,583,786 km (0.066 R)
• M15: 15,294,288 km (0.062 R)
• M16: 16,061,725 km (0.085 R)
• M17: 16,970,233 km (0.069 R)
• M18: 19,518,184 km (0.115 R)
• M19: 21,828,723 km (0.102 R)
• M20: 22,311,774 km (0.104 R)
• M21: 24,910,289 km (0.066 R)
• M22: 25,590,212 km (0.103 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.4

Radius: 10.7

Gravity: 8.68 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.52 AU - 6.46 AU

Year: 8578 Days

Day: 8.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 45,240,352 km

• M1: 153,637 km (0.107 R)
• M2: 696,976 km (0.091 R)
• M3: 1,300,005 km (0.114 R)
• M4: 1,659,938 km (0.097 R)
• M5: 2,087,040 km (0.1 R)
• M6: 2,469,562 km (0.099 R)
• M7: 2,964,431 km (0.107 R)
• M8: 3,700,752 km (0.084 R)
• M9: 4,674,036 km (0.057 R)
• M10: 6,312,731 km (0.108 R)
• M11: 8,620,129 km (0.098 R)
• M12: 9,084,630 km (0.097 R)
• M13: 11,004,120 km (0.095 R)
• M14: 13,734,880 km (0.071 R)
• M15: 14,759,326 km (0.079 R)
• M16: 16,673,730 km (0.113 R)
• M17: 18,748,353 km (0.111 R)
• M18: 19,688,127 km (0.108 R)
• M19: 23,582,908 km (0.058 R)
• M20: 24,309,056 km (0.071 R)
• M21: 25,520,798 km (0.113 R)
• M22: 25,901,525 km (0.096 R)
• M23: 29,293,357 km (0.113 R)
• M24: 32,745,927 km (0.052 R)
• M25: 33,535,953 km (0.102 R)
• M26: 39,806,497 km (0.085 R)
• M27: 40,965,731 km (0.081 R)
• M28: 44,166,976 km (0.048 R)
• M29: 45,131,134 km (0.075 R)
• M30: 47,818,959 km (0.081 R)
• M31: 48,543,761 km (0.079 R)

Planet 10 - Ice Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 643.6

Radius: 7.5

Gravity: 11.44 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.95 AU - 6.77 AU

Year: 9460 Days

Day: 19.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,240,352 km

• M1: 93,349 km (0.099 R)
• M2: 1,412,353 km (0.025 R)
• M3: 2,380,102 km (0.085 R)
• M4: 3,182,096 km (0.071 R)
• M5: 4,234,817 km (0.037 R)
• M6: 5,307,882 km (0.07 R)
• M7: 5,977,033 km (0.118 R)
• M8: 6,514,838 km (0.068 R)
• M9: 7,401,654 km (0.11 R)
• M10: 8,366,560 km (0.112 R)
• M11: 11,010,104 km (0.116 R)
• M12: 11,928,336 km (0.054 R)
• M13: 18,836,616 km (0.119 R)
• M14: 23,909,031 km (0.079 R)
• M15: 24,443,544 km (0.107 R)
• M16: 25,907,808 km (0.113 R)
• M17: 26,377,097 km (0.055 R)
• M18: 29,618,134 km (0.032 R)
• M19: 32,135,567 km (0.119 R)
• M20: 36,642,502 km (0.1 R)
• M21: 38,923,571 km (0.03 R)
• M22: 40,161,493 km (0.094 R)
• M23: 41,553,202 km (0.117 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: 394 - 19,504 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit