🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.4

Radius: 11.7

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.47 AU - 1.81 AU

Year: 1356 Days

Day: 5 Hours

Environment

Temp: -179 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,125,375 km

• M1: 145,708 km (0.068 R)
• M2: 706,850 km (0.083 R)
• M3: 1,435,392 km (0.088 R)
• M4: 1,863,241 km (0.096 R)
• M5: 2,262,369 km (0.105 R)
• M6: 3,309,554 km (0.064 R)
• M7: 5,136,592 km (0.074 R)
• M8: 5,758,022 km (0.088 R)
• M9: 6,199,785 km (0.083 R)
• M10: 7,176,509 km (0.101 R)
• M11: 7,767,869 km (0.086 R)
• M12: 8,587,815 km (0.053 R)
• M13: 10,335,717 km (0.104 R)
• M14: 10,923,487 km (0.102 R)
• M15: 11,846,805 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.3

Radius: 10.9

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.42 AU - 2.9 AU

Year: 2801 Days

Day: 5.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 65,125,375 km

• M1: 141,370 km (0.058 R)
• M2: 795,412 km (0.044 R)
• M3: 1,442,123 km (0.041 R)
• M4: 1,827,936 km (0.12 R)
• M5: 2,215,096 km (0.12 R)
• M6: 4,227,187 km (0.06 R)
• M7: 5,706,860 km (0.08 R)
• M8: 7,067,452 km (0.07 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.7

Radius: 9.2

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.47 AU - 4.85 AU

Year: 6495 Days

Day: 10.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 65,125,375 km

• M1: 114,442 km (0.079 R)
• M2: 507,286 km (0.086 R)
• M3: 1,478,625 km (0.082 R)
• M4: 2,664,039 km (0.06 R)
• M5: 3,087,251 km (0.025 R)
• M6: 3,637,323 km (0.104 R)
• M7: 4,159,419 km (0.116 R)
• M8: 4,780,699 km (0.118 R)
• M9: 6,207,863 km (0.101 R)
• M10: 6,511,995 km (0.03 R)
• M11: 7,019,282 km (0.073 R)
• M12: 7,587,006 km (0.09 R)
• M13: 13,185,706 km (0.118 R)
• M14: 13,486,547 km (0.093 R)
• M15: 15,060,317 km (0.12 R)
• M16: 15,444,484 km (0.044 R)
• M17: 16,694,524 km (0.074 R)
• M18: 17,464,205 km (0.051 R)
• M19: 18,010,686 km (0.065 R)
• M20: 18,883,590 km (0.104 R)
• M21: 19,524,018 km (0.087 R)
• M22: 20,178,958 km (0.046 R)
• M23: 20,578,982 km (0.069 R)
• M24: 21,257,259 km (0.116 R)
• M25: 22,730,200 km (0.09 R)
• M26: 25,334,549 km (0.119 R)
• M27: 25,878,188 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.8

Radius: 12.4

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.34 AU - 6.58 AU

Year: 8238 Days

Day: 13.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,125,375 km

• M1: 156,180 km (0.057 R)
• M2: 607,816 km (0.11 R)
• M3: 1,144,723 km (0.058 R)
• M4: 1,727,107 km (0.107 R)
• M5: 2,376,063 km (0.073 R)
• M6: 2,827,998 km (0.063 R)
• M7: 5,462,716 km (0.081 R)
• M8: 5,917,493 km (0.063 R)
• M9: 8,670,244 km (0.095 R)
• M10: 9,427,807 km (0.104 R)
• M11: 10,375,061 km (0.089 R)
• M12: 11,024,017 km (0.076 R)
• M13: 11,489,116 km (0.071 R)
• M14: 13,423,567 km (0.118 R)
• M15: 15,695,659 km (0.057 R)
• M16: 17,787,636 km (0.042 R)
• M17: 19,084,500 km (0.072 R)
• M18: 24,906,849 km (0.092 R)
• M19: 25,799,200 km (0.086 R)
• M20: 29,583,428 km (0.098 R)
• M21: 31,607,637 km (0.066 R)
• M22: 36,383,249 km (0.032 R)
• M23: 38,823,639 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.3

Radius: 11.3

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.77 AU - 6.71 AU

Year: 8879 Days

Day: 9.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 65,125,375 km

• M1: 140,921 km (0.088 R)
• M2: 832,363 km (0.093 R)
• M3: 1,498,223 km (0.098 R)
• M4: 1,989,053 km (0.089 R)
• M5: 2,876,767 km (0.059 R)
• M6: 3,572,397 km (0.118 R)
• M7: 4,217,463 km (0.087 R)
• M8: 4,708,443 km (0.1 R)
• M9: 5,937,091 km (0.063 R)
• M10: 6,309,889 km (0.115 R)
• M11: 7,406,890 km (0.107 R)
• M12: 7,960,551 km (0.117 R)
• M13: 9,106,471 km (0.084 R)
• M14: 9,882,286 km (0.086 R)
• M15: 11,723,237 km (0.109 R)
• M16: 12,976,718 km (0.098 R)
• M17: 14,018,667 km (0.067 R)
• M18: 16,799,392 km (0.067 R)
• M19: 17,341,834 km (0.1 R)
• M20: 18,966,616 km (0.092 R)
• M21: 20,690,732 km (0.048 R)
• M22: 21,950,196 km (0.064 R)
• M23: 23,511,400 km (0.092 R)
• M24: 25,855,449 km (0.063 R)
• M25: 26,853,715 km (0.091 R)
• M26: 28,256,046 km (0.116 R)
• M27: 29,805,132 km (0.078 R)
• M28: 30,400,382 km (0.069 R)
• M29: 32,130,182 km (0.048 R)
• M30: 33,496,459 km (0.069 R)
• M31: 34,682,471 km (0.12 R)
• M32: 37,712,127 km (0.107 R)
• M33: 38,291,969 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 439.2

Radius: 7.4

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.44 AU - 12.14 AU

Year: 19778 Days

Day: 20.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 65,125,375 km

• M1: 107,561 km (0.087 R)
• M2: 394,938 km (0.119 R)
• M3: 685,757 km (0.097 R)
• M4: 1,060,200 km (0.065 R)
• M5: 1,847,982 km (0.051 R)
• M6: 2,203,128 km (0.109 R)
• M7: 2,450,413 km (0.037 R)
• M8: 2,716,398 km (0.026 R)
• M9: 3,075,882 km (0.057 R)
• M10: 3,803,227 km (0.103 R)
• M11: 5,861,544 km (0.103 R)
• M12: 6,463,526 km (0.044 R)
• M13: 9,556,462 km (0.075 R)
• M14: 13,584,833 km (0.08 R)
• M15: 13,999,219 km (0.085 R)
• M16: 16,353,441 km (0.092 R)
• M17: 19,915,516 km (0.065 R)
• M18: 20,450,478 km (0.051 R)
• M19: 23,269,949 km (0.054 R)
• M20: 25,287,276 km (0.084 R)
• M21: 26,231,987 km (0.111 R)
• M22: 30,835,113 km (0.115 R)
• M23: 31,311,134 km (0.066 R)
• M24: 33,891,098 km (0.113 R)
• M25: 35,427,169 km (0.103 R)
• M26: 44,259,577 km (0.102 R)
• M27: 45,170,179 km (0.07 R)
• M28: 47,501,363 km (0.078 R)
• M29: 48,455,798 km (0.119 R)
• M30: 49,748,323 km (0.106 R)
• M31: 50,567,820 km (0.068 R)
• M32: 53,250,260 km (0.108 R)
• M33: 54,800,243 km (0.104 R)
• M34: 58,170,534 km (0.106 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 16,240 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit