🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.8

Radius: 8.2

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.48 AU - 0.62 AU

Year: 277 Days

Day: 7.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 78,672,373 km

• M1: 104,419 km (0.043 R)
• M2: 376,538 km (0.088 R)
• M3: 688,150 km (0.119 R)
• M4: 971,788 km (0.106 R)
• M5: 1,679,685 km (0.109 R)
• M6: 1,958,236 km (0.075 R)
• M7: 2,252,794 km (0.065 R)
• M8: 2,652,071 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.4

Radius: 8.6

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1 AU - 1.3 AU

Year: 836 Days

Day: 5.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 78,672,373 km

• M1: 106,962 km (0.077 R)
• M2: 458,517 km (0.094 R)
• M3: 798,404 km (0.069 R)
• M4: 1,403,527 km (0.102 R)
• M5: 2,046,499 km (0.09 R)
• M6: 3,891,340 km (0.058 R)
• M7: 4,693,334 km (0.112 R)
• M8: 5,064,038 km (0.028 R)
• M9: 6,255,136 km (0.055 R)
• M10: 6,894,966 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.7

Radius: 14.6

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.49 AU - 1.73 AU

Year: 1386 Days

Day: 8.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,672,373 km

• M1: 181,612 km (0.107 R)
• M2: 658,679 km (0.099 R)
• M3: 1,264,401 km (0.077 R)
• M4: 1,748,350 km (0.118 R)
• M5: 2,442,784 km (0.116 R)
• M6: 3,408,887 km (0.108 R)
• M7: 4,015,656 km (0.064 R)
• M8: 4,752,276 km (0.098 R)
• M9: 5,512,682 km (0.117 R)
• M10: 6,448,865 km (0.114 R)
• M11: 7,541,977 km (0.066 R)
• M12: 8,608,011 km (0.101 R)
• M13: 9,424,815 km (0.096 R)
• M14: 9,932,999 km (0.031 R)
• M15: 10,560,114 km (0.101 R)
• M16: 11,248,862 km (0.064 R)
• M17: 13,298,054 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.4

Radius: 9.2

Gravity: 8.88 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.57 AU - 1.97 AU

Year: 1597 Days

Day: 12.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,672,373 km

• M1: 114,442 km (0.085 R)
• M2: 414,685 km (0.1 R)
• M3: 869,762 km (0.114 R)
• M4: 1,270,385 km (0.096 R)
• M5: 1,951,803 km (0.093 R)
• M6: 2,275,982 km (0.088 R)
• M7: 2,569,343 km (0.104 R)
• M8: 2,902,348 km (0.086 R)
• M9: 3,970,627 km (0.071 R)
• M10: 5,391,806 km (0.082 R)
• M11: 5,754,132 km (0.076 R)
• M12: 6,156,700 km (0.104 R)
• M13: 7,045,312 km (0.11 R)
• M14: 7,758,894 km (0.11 R)
• M15: 8,191,979 km (0.027 R)
• M16: 9,233,779 km (0.119 R)
• M17: 9,588,924 km (0.114 R)
• M18: 10,361,298 km (0.098 R)
• M19: 11,174,662 km (0.105 R)
• M20: 12,259,994 km (0.059 R)
• M21: 13,620,138 km (0.088 R)
• M22: 14,038,563 km (0.05 R)

Asteroid Belt

Center: 2.74 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.5

Radius: 9.7

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 3.58 AU - 3.84 AU

Year: 4847 Days

Day: 5.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 78,672,373 km

• M1: 120,576 km (0.117 R)
• M2: 653,892 km (0.057 R)
• M3: 1,616,555 km (0.075 R)
• M4: 2,557,376 km (0.106 R)
• M5: 3,358,023 km (0.075 R)
• M6: 3,870,546 km (0.12 R)
• M7: 4,748,685 km (0.108 R)
• M8: 5,614,408 km (0.116 R)
• M9: 6,612,824 km (0.094 R)
• M10: 8,694,329 km (0.093 R)
• M11: 10,027,246 km (0.11 R)
• M12: 10,444,026 km (0.071 R)
• M13: 14,102,741 km (0.074 R)
• M14: 14,520,568 km (0.071 R)
• M15: 15,162,941 km (0.11 R)
• M16: 16,332,348 km (0.098 R)
• M17: 16,793,259 km (0.114 R)
• M18: 17,680,972 km (0.103 R)
• M19: 18,228,501 km (0.091 R)
• M20: 18,724,567 km (0.061 R)
• M21: 21,753,625 km (0.111 R)
• M22: 22,311,924 km (0.096 R)
• M23: 23,384,391 km (0.102 R)
• M24: 24,044,118 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76

Radius: 8.6

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.25 AU - 5.09 AU

Year: 5776 Days

Day: 9.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 78,672,373 km

• M1: 144,212 km (0.065 R)
• M2: 429,795 km (0.055 R)
• M3: 1,449,304 km (0.119 R)
• M4: 3,092,038 km (0.043 R)
• M5: 4,208,039 km (0.109 R)
• M6: 4,751,976 km (0.113 R)
• M7: 5,364,729 km (0.08 R)
• M8: 6,615,068 km (0.045 R)
• M9: 7,266,268 km (0.118 R)
• M10: 8,019,343 km (0.111 R)
• M11: 9,212,237 km (0.12 R)
• M12: 9,816,762 km (0.086 R)
• M13: 10,555,177 km (0.109 R)
• M14: 11,558,530 km (0.045 R)
• M15: 12,542,884 km (0.114 R)
• M16: 13,201,713 km (0.077 R)
• M17: 15,642,851 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.1

Radius: 10.3

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.42 AU - 4.52 AU

Year: 6410 Days

Day: 6.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,672,373 km

• M1: 128,056 km (0.103 R)
• M2: 487,839 km (0.104 R)
• M3: 1,169,257 km (0.094 R)
• M4: 1,523,804 km (0.116 R)
• M5: 2,247,259 km (0.076 R)
• M6: 2,976,250 km (0.112 R)
• M7: 4,087,313 km (0.103 R)
• M8: 8,457,366 km (0.07 R)
• M9: 9,036,759 km (0.111 R)
• M10: 10,793,935 km (0.12 R)
• M11: 13,778,413 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.7

Radius: 12.4

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 4.16 AU - 5.32 AU

Year: 6999 Days

Day: 6.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 78,672,373 km

• M1: 156,180 km (0.119 R)
• M2: 551,119 km (0.099 R)
• M3: 1,700,479 km (0.092 R)
• M4: 2,086,442 km (0.06 R)
• M5: 8,541,290 km (0.091 R)
• M6: 10,252,092 km (0.106 R)
• M7: 15,362,056 km (0.047 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 381.1

Radius: 10.1

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.66 AU - 5.18 AU

Year: 7402 Days

Day: 11.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,672,373 km

• M1: 125,662 km (0.086 R)
• M2: 592,408 km (0.116 R)
• M3: 1,073,664 km (0.089 R)
• M4: 2,046,349 km (0.105 R)
• M5: 2,405,683 km (0.11 R)
• M6: 2,734,200 km (0.12 R)
• M7: 4,643,668 km (0.113 R)
• M8: 5,890,416 km (0.087 R)
• M9: 7,970,575 km (0.098 R)
• M10: 8,909,451 km (0.071 R)
• M11: 9,660,731 km (0.088 R)
• M12: 12,019,441 km (0.112 R)
• M13: 12,370,697 km (0.107 R)
• M14: 13,899,737 km (0.065 R)
• M15: 15,610,089 km (0.042 R)
• M16: 16,454,419 km (0.052 R)
• M17: 17,456,576 km (0.11 R)
• M18: 17,842,538 km (0.091 R)
• M19: 20,068,854 km (0.113 R)
• M20: 21,578,296 km (0.073 R)
• M21: 23,162,089 km (0.112 R)
• M22: 24,260,137 km (0.071 R)
• M23: 27,588,540 km (0.042 R)
• M24: 29,452,230 km (0.082 R)
• M25: 29,908,205 km (0.066 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 755.9

Radius: 4

Gravity: 47.24 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 7.19 AU - 11.91 AU

Year: 20017 Days

Day: 19.9 Hours

Environment

Temp: -242 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 78,672,373 km

• M1: 49,816 km (0.093 R)
• M2: 831,166 km (0.087 R)
• M3: 981,661 km (0.113 R)
• M4: 1,292,974 km (0.104 R)
• M5: 1,947,465 km (0.102 R)
• M6: 2,483,773 km (0.112 R)
• M7: 2,979,242 km (0.076 R)
• M8: 3,222,488 km (0.102 R)
• M9: 4,606,717 km (0.082 R)
• M10: 5,958,334 km (0.054 R)
• M11: 7,603,162 km (0.043 R)
• M12: 7,954,867 km (0.037 R)
• M13: 10,296,073 km (0.106 R)
• M14: 11,622,857 km (0.078 R)
• M15: 12,568,016 km (0.088 R)
• M16: 13,931,302 km (0.118 R)
• M17: 15,390,031 km (0.086 R)
• M18: 16,694,823 km (0.109 R)
• M19: 16,947,494 km (0.111 R)
• M20: 19,615,572 km (0.12 R)
• M21: 21,841,439 km (0.044 R)
• M22: 25,210,084 km (0.044 R)
• M23: 30,384,524 km (0.03 R)
• M24: 31,140,891 km (0.107 R)
• M25: 32,690,725 km (0.097 R)
• M26: 36,223,928 km (0.111 R)
• M27: 39,257,024 km (0.098 R)
• M28: 39,853,322 km (0.063 R)
• M29: 40,304,509 km (0.055 R)
• M30: 40,607,145 km (0.116 R)
• M31: 41,524,330 km (0.047 R)
• M32: 47,318,554 km (0.033 R)
• M33: 49,018,734 km (0.094 R)
• M34: 53,446,382 km (0.054 R)
• M35: 53,811,700 km (0.117 R)
• M36: 54,547,273 km (0.067 R)
• M37: 57,940,751 km (0.064 R)
• M38: 64,729,203 km (0.099 R)
• M39: 67,885,419 km (0.077 R)
• M40: 70,922,406 km (0.034 R)
• M41: 77,265,655 km (0.071 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: 311 - 15,512 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit