🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.68 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.6

Radius: 9.2

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.35 AU - 3.37 AU

Year: 4040 Days

Day: 14.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,588,515 km

• M1: 114,742 km (0.114 R)
• M2: 520,900 km (0.048 R)
• M3: 941,868 km (0.062 R)
• M4: 1,339,499 km (0.082 R)
• M5: 1,781,711 km (0.105 R)
• M6: 3,023,672 km (0.112 R)
• M7: 3,958,210 km (0.054 R)
• M8: 4,744,945 km (0.092 R)
• M9: 5,141,679 km (0.11 R)
• M10: 5,802,752 km (0.034 R)
• M11: 7,913,877 km (0.075 R)
• M12: 8,473,074 km (0.117 R)
• M13: 10,236,982 km (0.066 R)
• M14: 10,938,746 km (0.069 R)
• M15: 11,243,626 km (0.063 R)
• M16: 11,790,855 km (0.12 R)
• M17: 13,279,803 km (0.055 R)
• M18: 13,891,359 km (0.117 R)
• M19: 14,430,360 km (0.09 R)
• M20: 17,030,371 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.7

Radius: 8.1

Gravity: 10.13 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.68 AU - 4.44 AU

Year: 4406 Days

Day: 8.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,588,515 km

• M1: 100,679 km (0.089 R)
• M2: 663,915 km (0.07 R)
• M3: 1,186,311 km (0.102 R)
• M4: 1,591,273 km (0.084 R)
• M5: 2,202,380 km (0.105 R)
• M6: 2,480,931 km (0.102 R)
• M7: 2,835,777 km (0.086 R)
• M8: 3,523,030 km (0.077 R)
• M9: 3,972,571 km (0.101 R)
• M10: 4,340,433 km (0.086 R)
• M11: 7,584,911 km (0.089 R)
• M12: 10,927,376 km (0.108 R)
• M13: 11,330,543 km (0.098 R)
• M14: 11,743,582 km (0.105 R)
• M15: 12,071,800 km (0.059 R)
• M16: 13,909,161 km (0.079 R)
• M17: 17,881,882 km (0.066 R)
• M18: 19,466,722 km (0.11 R)
• M19: 20,192,870 km (0.071 R)
• M20: 23,500,180 km (0.103 R)
• M21: 27,479,034 km (0.037 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.8

Radius: 8.6

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 3.52 AU - 3.64 AU

Year: 4444 Days

Day: 5.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 132.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,588,515 km

• M1: 120,875 km (0.1 R)
• M2: 777,759 km (0.055 R)
• M3: 1,361,490 km (0.106 R)
• M4: 2,929,276 km (0.11 R)
• M5: 4,196,519 km (0.056 R)
• M6: 4,988,939 km (0.097 R)
• M7: 7,831,449 km (0.111 R)
• M8: 8,137,227 km (0.103 R)
• M9: 9,028,680 km (0.114 R)
• M10: 9,748,695 km (0.083 R)
• M11: 13,786,042 km (0.116 R)
• M12: 15,417,706 km (0.114 R)
• M13: 16,500,645 km (0.108 R)
• M14: 17,807,682 km (0.106 R)
• M15: 20,691,181 km (0.118 R)
• M16: 21,806,582 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.9

Radius: 14.5

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 3.24 AU - 4.66 AU

Year: 5150 Days

Day: 8.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,588,515 km

• M1: 180,714 km (0.077 R)
• M2: 904,319 km (0.076 R)
• M3: 1,450,351 km (0.085 R)
• M4: 2,408,077 km (0.085 R)
• M5: 4,531,469 km (0.109 R)
• M6: 5,027,835 km (0.091 R)
• M7: 8,577,044 km (0.088 R)
• M8: 9,484,804 km (0.108 R)
• M9: 10,532,887 km (0.07 R)
• M10: 11,532,799 km (0.03 R)
• M11: 12,420,962 km (0.115 R)
• M12: 15,815,337 km (0.082 R)
• M13: 17,180,268 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 878.9

Radius: 3.1

Gravity: 91.46 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 8.95 AU - 9.59 AU

Year: 18515 Days

Day: 23.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,588,515 km

• M1: 38,596 km (0.082 R)
• M2: 263,292 km (0.083 R)
• M3: 452,085 km (0.027 R)
• M4: 568,472 km (0.063 R)
• M5: 676,033 km (0.114 R)
• M6: 807,829 km (0.09 R)
• M7: 1,083,537 km (0.082 R)
• M8: 1,340,098 km (0.1 R)
• M9: 1,466,508 km (0.091 R)
• M10: 1,798,914 km (0.098 R)
• M11: 1,953,000 km (0.105 R)
• M12: 3,123,753 km (0.114 R)
• M13: 3,346,804 km (0.076 R)
• M14: 3,491,465 km (0.094 R)
• M15: 6,064,398 km (0.043 R)
• M16: 8,719,761 km (0.053 R)
• M17: 9,733,436 km (0.112 R)
• M18: 13,603,533 km (0.057 R)
• M19: 15,196,451 km (0.03 R)
• M20: 15,593,184 km (0.115 R)
• M21: 20,042,824 km (0.109 R)
• M22: 21,004,439 km (0.086 R)
• M23: 21,795,512 km (0.085 R)
• M24: 23,123,044 km (0.098 R)
• M25: 33,420,314 km (0.046 R)
• M26: 37,289,663 km (0.12 R)
• M27: 47,232,087 km (0.108 R)
• M28: 53,532,401 km (0.066 R)
• M29: 57,263,223 km (0.083 R)
• M30: 62,569,459 km (0.116 R)
• M31: 62,772,015 km (0.119 R)
• M32: 64,202,469 km (0.106 R)
• M33: 69,054,976 km (0.116 R)
• M34: 69,705,427 km (0.06 R)
• M35: 77,131,615 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.4

Radius: 5.2

Gravity: 16.1 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 10.11 AU - 10.95 AU

Year: 22416 Days

Day: 17.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,588,515 km

• M1: 64,626 km (0.106 R)
• M2: 375,790 km (0.066 R)
• M3: 699,370 km (0.12 R)
• M4: 1,027,438 km (0.103 R)
• M5: 1,234,033 km (0.097 R)
• M6: 1,931,009 km (0.105 R)
• M7: 3,166,837 km (0.102 R)
• M8: 4,345,369 km (0.09 R)
• M9: 4,510,825 km (0.115 R)
• M10: 4,680,469 km (0.076 R)
• M11: 6,195,895 km (0.113 R)
• M12: 7,386,694 km (0.115 R)
• M13: 12,516,255 km (0.062 R)
• M14: 13,056,603 km (0.113 R)
• M15: 15,527,511 km (0.076 R)
• M16: 15,915,269 km (0.077 R)
• M17: 19,343,005 km (0.059 R)
• M18: 22,141,981 km (0.1 R)
• M19: 24,358,124 km (0.11 R)
• M20: 24,671,382 km (0.075 R)
• M21: 25,093,248 km (0.081 R)
• M22: 26,497,373 km (0.1 R)
• M23: 28,067,253 km (0.075 R)
• M24: 30,295,514 km (0.114 R)
• M25: 34,049,373 km (0.072 R)
• M26: 37,405,302 km (0.12 R)
• M27: 39,377,600 km (0.101 R)
• M28: 41,418,115 km (0.086 R)
• M29: 42,766,590 km (0.098 R)
• M30: 44,921,847 km (0.052 R)
• M31: 46,185,351 km (0.093 R)
• M32: 46,986,896 km (0.105 R)
• M33: 47,472,341 km (0.077 R)
• M34: 59,203,208 km (0.087 R)
• M35: 60,721,177 km (0.026 R)
• M36: 62,654,879 km (0.087 R)
• M37: 66,238,197 km (0.113 R)
• M38: 69,117,807 km (0.101 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: 406 - 15,539 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit