🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.5

Radius: 11

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.7 AU - 2.02 AU

Year: 1638 Days

Day: 13.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,023,352 km

• M1: 138,079 km (0.102 R)
• M2: 480,808 km (0.074 R)
• M3: 895,642 km (0.077 R)
• M4: 1,294,171 km (0.101 R)
• M5: 1,637,648 km (0.066 R)
• M6: 1,999,675 km (0.109 R)
• M7: 3,060,922 km (0.049 R)
• M8: 3,800,534 km (0.104 R)
• M9: 4,240,501 km (0.108 R)
• M10: 5,329,275 km (0.093 R)
• M11: 6,744,919 km (0.113 R)
• M12: 7,580,872 km (0.034 R)
• M13: 8,513,914 km (0.106 R)
• M14: 8,932,190 km (0.083 R)
• M15: 10,303,553 km (0.111 R)
• M16: 10,675,902 km (0.087 R)
• M17: 11,162,694 km (0.056 R)
• M18: 12,293,803 km (0.029 R)
• M19: 13,260,206 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704

Radius: 14.1

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.81 AU - 1.91 AU

Year: 1638 Days

Day: 11.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,023,352 km

• M1: 175,478 km (0.102 R)
• M2: 708,346 km (0.103 R)
• M3: 1,393,953 km (0.099 R)
• M4: 2,198,341 km (0.108 R)
• M5: 2,674,062 km (0.069 R)
• M6: 3,684,596 km (0.109 R)
• M7: 4,956,925 km (0.112 R)
• M8: 5,672,003 km (0.071 R)
• M9: 6,808,498 km (0.112 R)
• M10: 7,282,125 km (0.078 R)
• M11: 10,294,129 km (0.116 R)
• M12: 11,026,560 km (0.108 R)
• M13: 12,831,608 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.2

Radius: 8.4

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.57 AU - 4.23 AU

Year: 4048 Days

Day: 12.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,023,352 km

• M1: 104,569 km (0.039 R)
• M2: 409,150 km (0.106 R)
• M3: 702,512 km (0.099 R)
• M4: 1,045,091 km (0.096 R)
• M5: 1,655,151 km (0.118 R)
• M6: 1,941,631 km (0.066 R)
• M7: 2,470,010 km (0.105 R)
• M8: 2,799,724 km (0.071 R)
• M9: 3,124,800 km (0.062 R)
• M10: 4,488,086 km (0.113 R)
• M11: 4,866,269 km (0.091 R)
• M12: 5,193,440 km (0.12 R)
• M13: 5,944,421 km (0.037 R)
• M14: 7,055,784 km (0.119 R)
• M15: 7,880,517 km (0.11 R)
• M16: 8,332,751 km (0.116 R)
• M17: 8,939,520 km (0.1 R)
• M18: 9,575,461 km (0.063 R)
• M19: 12,295,150 km (0.085 R)
• M20: 14,609,279 km (0.087 R)
• M21: 15,045,955 km (0.106 R)
• M22: 15,441,193 km (0.109 R)
• M23: 16,616,583 km (0.065 R)
• M24: 17,092,305 km (0.106 R)
• M25: 17,360,534 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.6

Radius: 8.3

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.1 AU - 5.2 AU

Year: 6474 Days

Day: 7.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 83,023,352 km

• M1: 103,223 km (0.041 R)
• M2: 419,024 km (0.089 R)
• M3: 728,542 km (0.081 R)
• M4: 1,173,894 km (0.057 R)
• M5: 1,512,734 km (0.102 R)
• M6: 1,805,646 km (0.09 R)
• M7: 2,594,326 km (0.114 R)
• M8: 2,960,093 km (0.115 R)
• M9: 3,864,113 km (0.056 R)
• M10: 4,806,729 km (0.115 R)
• M11: 5,303,394 km (0.042 R)
• M12: 5,925,572 km (0.114 R)
• M13: 6,695,253 km (0.113 R)
• M14: 7,638,916 km (0.044 R)
• M15: 8,748,483 km (0.067 R)
• M16: 9,404,769 km (0.082 R)
• M17: 10,360,251 km (0.102 R)
• M18: 10,677,548 km (0.1 R)
• M19: 12,160,961 km (0.115 R)
• M20: 13,135,441 km (0.036 R)
• M21: 14,721,777 km (0.041 R)
• M22: 15,180,893 km (0.082 R)
• M23: 17,750,087 km (0.079 R)
• M24: 18,139,340 km (0.09 R)
• M25: 18,534,279 km (0.107 R)
• M26: 22,501,913 km (0.112 R)
• M27: 23,497,786 km (0.064 R)
• M28: 24,763,534 km (0.11 R)
• M29: 25,659,775 km (0.063 R)
• M30: 27,001,518 km (0.115 R)
• M31: 29,733,474 km (0.113 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 719.6

Radius: 4.3

Gravity: 38.92 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.48 AU - 6.82 AU

Year: 9848 Days

Day: 19.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 83,023,352 km

• M1: 53,855 km (0.118 R)
• M2: 219,310 km (0.101 R)
• M3: 358,586 km (0.105 R)
• M4: 573,558 km (0.078 R)
• M5: 871,258 km (0.06 R)
• M6: 1,055,413 km (0.104 R)
• M7: 1,516,623 km (0.068 R)
• M8: 1,661,883 km (0.056 R)
• M9: 2,083,898 km (0.06 R)
• M10: 3,857,231 km (0.095 R)
• M11: 4,073,999 km (0.089 R)
• M12: 4,270,271 km (0.118 R)
• M13: 4,502,447 km (0.098 R)
• M14: 4,804,186 km (0.082 R)
• M15: 5,549,632 km (0.085 R)
• M16: 8,156,674 km (0.1 R)
• M17: 9,550,926 km (0.092 R)
• M18: 10,459,584 km (0.102 R)
• M19: 12,861,079 km (0.078 R)
• M20: 16,791,463 km (0.057 R)
• M21: 17,078,841 km (0.118 R)
• M22: 20,054,492 km (0.104 R)
• M23: 20,459,454 km (0.062 R)
• M24: 22,479,025 km (0.079 R)
• M25: 23,269,350 km (0.1 R)
• M26: 24,443,544 km (0.073 R)
• M27: 35,291,484 km (0.041 R)
• M28: 35,526,652 km (0.088 R)
• M29: 36,119,209 km (0.114 R)
• M30: 39,433,101 km (0.056 R)
• M31: 39,813,379 km (0.093 R)
• M32: 42,014,562 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.2

Radius: 3.9

Gravity: 34.6 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 6.34 AU - 6.88 AU

Year: 10973 Days

Day: 19.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,023,352 km

• M1: 52,509 km (0.083 R)
• M2: 225,594 km (0.085 R)
• M3: 368,460 km (0.098 R)
• M4: 631,004 km (0.091 R)
• M5: 987,346 km (0.029 R)
• M6: 1,620,594 km (0.109 R)
• M7: 2,048,743 km (0.115 R)
• M8: 2,171,114 km (0.095 R)
• M9: 3,995,610 km (0.104 R)
• M10: 5,775,824 km (0.112 R)
• M11: 7,435,613 km (0.1 R)
• M12: 9,630,064 km (0.092 R)
• M13: 10,637,905 km (0.069 R)
• M14: 13,461,116 km (0.085 R)
• M15: 19,651,625 km (0.073 R)
• M16: 32,058,524 km (0.11 R)
• M17: 32,496,098 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 149.4

Radius: 5.3

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 8.22 AU - 9.02 AU

Year: 16341 Days

Day: 23.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 83,023,352 km

• M1: 102,325 km (0.112 R)
• M2: 331,509 km (0.066 R)
• M3: 801,246 km (0.119 R)
• M4: 1,020,557 km (0.117 R)
• M5: 1,528,292 km (0.111 R)
• M6: 2,585,350 km (0.102 R)
• M7: 2,840,415 km (0.099 R)
• M8: 4,767,535 km (0.067 R)
• M9: 5,061,195 km (0.114 R)
• M10: 5,398,239 km (0.049 R)
• M11: 5,815,617 km (0.069 R)
• M12: 6,117,057 km (0.079 R)
• M13: 11,450,969 km (0.034 R)
• M14: 12,031,558 km (0.084 R)
• M15: 13,423,716 km (0.113 R)
• M16: 13,890,910 km (0.099 R)
• M17: 15,869,043 km (0.111 R)
• M18: 17,747,394 km (0.077 R)
• M19: 18,957,491 km (0.093 R)
• M20: 19,471,360 km (0.113 R)
• M21: 20,757,901 km (0.091 R)
• M22: 21,146,856 km (0.103 R)
• M23: 23,164,781 km (0.119 R)
• M24: 25,930,397 km (0.114 R)
• M25: 26,472,390 km (0.1 R)
• M26: 27,206,617 km (0.089 R)
• M27: 28,143,548 km (0.115 R)
• M28: 30,881,040 km (0.096 R)
• M29: 32,731,416 km (0.082 R)
• M30: 34,982,265 km (0.078 R)
• M31: 36,878,269 km (0.076 R)
• M32: 38,959,325 km (0.069 R)
• M33: 39,432,204 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 971.1

Radius: 6.6

Gravity: 22.29 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 7.61 AU - 11.55 AU

Year: 19145 Days

Day: 19 Hours

Environment

Temp: -222 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 83,023,352 km

• M1: 82,129 km (0.082 R)
• M2: 385,065 km (0.115 R)
• M3: 786,286 km (0.109 R)
• M4: 1,065,137 km (0.114 R)
• M5: 1,506,451 km (0.059 R)
• M6: 2,125,935 km (0.074 R)
• M7: 2,529,102 km (0.09 R)
• M8: 4,283,286 km (0.108 R)
• M9: 7,489,917 km (0.117 R)
• M10: 13,361,184 km (0.076 R)
• M11: 16,432,877 km (0.061 R)
• M12: 16,772,315 km (0.049 R)
• M13: 17,553,216 km (0.05 R)
• M14: 19,469,116 km (0.036 R)
• M15: 19,753,800 km (0.086 R)
• M16: 22,545,895 km (0.108 R)
• M17: 22,859,751 km (0.108 R)
• M18: 24,473,464 km (0.034 R)
• M19: 24,916,273 km (0.076 R)
• M20: 28,046,010 km (0.116 R)
• M21: 28,898,269 km (0.095 R)
• M22: 29,392,990 km (0.088 R)
• M23: 30,019,206 km (0.087 R)
• M24: 30,910,959 km (0.114 R)
• M25: 35,353,567 km (0.108 R)
• M26: 37,947,445 km (0.114 R)
• M27: 38,989,543 km (0.074 R)
• M28: 40,050,641 km (0.12 R)
• M29: 42,867,270 km (0.044 R)
• M30: 51,198,375 km (0.119 R)
• M31: 54,699,115 km (0.063 R)
• M32: 59,345,027 km (0.091 R)
• M33: 60,144,029 km (0.114 R)
• M34: 63,411,994 km (0.101 R)
• M35: 64,037,762 km (0.031 R)
• M36: 66,581,524 km (0.073 R)
• M37: 73,005,556 km (0.071 R)
• M38: 73,463,176 km (0.049 R)
• M39: 73,922,741 km (0.118 R)
• M40: 76,484,903 km (0.098 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: 454 - 20,211 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit