🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 790.1

Radius: 8.4

Gravity: 11.2 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.97 AU - 1.43 AU

Year: 849 Days

Day: 7.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,698,377 km

• M1: 104,569 km (0.11 R)
• M2: 366,365 km (0.107 R)
• M3: 956,529 km (0.085 R)
• M4: 1,319,453 km (0.077 R)
• M5: 1,616,704 km (0.12 R)
• M6: 1,883,138 km (0.083 R)
• M7: 2,404,487 km (0.114 R)
• M8: 2,954,408 km (0.115 R)
• M9: 3,615,033 km (0.082 R)
• M10: 4,012,065 km (0.066 R)
• M11: 4,421,066 km (0.034 R)
• M12: 4,985,050 km (0.071 R)
• M13: 5,961,026 km (0.117 R)
• M14: 6,234,491 km (0.108 R)
• M15: 6,516,483 km (0.067 R)
• M16: 6,875,069 km (0.103 R)
• M17: 7,152,573 km (0.092 R)
• M18: 9,254,872 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.1

Radius: 9.6

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.91 AU - 1.95 AU

Year: 1731 Days

Day: 7.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,698,377 km

• M1: 124,765 km (0.108 R)
• M2: 582,385 km (0.043 R)
• M3: 953,986 km (0.108 R)
• M4: 1,337,555 km (0.059 R)
• M5: 2,144,037 km (0.078 R)
• M6: 3,858,727 km (0.117 R)
• M7: 4,547,775 km (0.092 R)
• M8: 5,016,017 km (0.059 R)
• M9: 6,049,289 km (0.118 R)
• M10: 8,352,498 km (0.115 R)
• M11: 10,970,012 km (0.101 R)
• M12: 12,898,478 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.3

Radius: 8.9

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.13 AU - 3.73 AU

Year: 4102 Days

Day: 13.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,698,377 km

• M1: 110,702 km (0.103 R)
• M2: 431,141 km (0.088 R)
• M3: 733,628 km (0.103 R)
• M4: 1,245,103 km (0.066 R)
• M5: 1,674,299 km (0.06 R)
• M6: 2,017,477 km (0.098 R)
• M7: 2,322,956 km (0.083 R)
• M8: 2,628,883 km (0.108 R)
• M9: 3,751,765 km (0.1 R)
• M10: 4,259,650 km (0.098 R)
• M11: 5,848,529 km (0.118 R)
• M12: 6,849,189 km (0.062 R)
• M13: 8,189,137 km (0.111 R)
• M14: 8,868,611 km (0.063 R)
• M15: 9,511,881 km (0.117 R)
• M16: 10,378,502 km (0.061 R)
• M17: 10,851,231 km (0.093 R)
• M18: 19,773,697 km (0.042 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 727

Radius: 5.1

Gravity: 27.95 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 6.79 AU - 10.61 AU

Year: 16569 Days

Day: 15.1 Hours

Environment

Temp: -218 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,698,377 km

• M1: 63,429 km (0.102 R)
• M2: 328,068 km (0.045 R)
• M3: 578,495 km (0.064 R)
• M4: 781,798 km (0.073 R)
• M5: 1,224,459 km (0.102 R)
• M6: 1,630,168 km (0.111 R)
• M7: 2,180,987 km (0.057 R)
• M8: 2,543,912 km (0.093 R)
• M9: 3,728,428 km (0.11 R)
• M10: 3,936,369 km (0.102 R)
• M11: 4,777,408 km (0.072 R)
• M12: 5,203,612 km (0.119 R)
• M13: 5,388,515 km (0.09 R)
• M14: 5,732,291 km (0.09 R)
• M15: 6,090,728 km (0.116 R)
• M16: 6,808,199 km (0.107 R)
• M17: 9,030,176 km (0.109 R)
• M18: 11,196,653 km (0.073 R)
• M19: 15,588,397 km (0.105 R)
• M20: 16,051,104 km (0.087 R)
• M21: 18,760,620 km (0.088 R)
• M22: 30,088,321 km (0.098 R)
• M23: 35,083,094 km (0.114 R)
• M24: 35,611,025 km (0.11 R)
• M25: 47,795,772 km (0.089 R)
• M26: 49,759,393 km (0.028 R)
• M27: 52,460,233 km (0.085 R)
• M28: 62,875,087 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 642.7

Radius: 7.7

Gravity: 10.84 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 8.83 AU - 13.07 AU

Year: 23396 Days

Day: 17.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,698,377 km

• M1: 95,743 km (0.101 R)
• M2: 460,163 km (0.113 R)
• M3: 839,094 km (0.099 R)
• M4: 1,167,761 km (0.083 R)
• M5: 1,433,447 km (0.113 R)
• M6: 2,677,503 km (0.109 R)
• M7: 3,885,805 km (0.106 R)
• M8: 4,145,656 km (0.098 R)
• M9: 7,180,249 km (0.091 R)
• M10: 8,400,968 km (0.053 R)
• M11: 9,695,288 km (0.079 R)
• M12: 10,797,226 km (0.087 R)
• M13: 11,247,516 km (0.109 R)
• M14: 13,689,402 km (0.095 R)
• M15: 17,583,435 km (0.084 R)
• M16: 19,973,410 km (0.1 R)
• M17: 23,201,882 km (0.095 R)
• M18: 26,878,997 km (0.089 R)
• M19: 29,163,207 km (0.096 R)
• M20: 34,943,669 km (0.082 R)
• M21: 39,144,377 km (0.09 R)
• M22: 40,822,117 km (0.081 R)
• M23: 48,358,559 km (0.115 R)
• M24: 51,363,083 km (0.083 R)
• M25: 61,933,219 km (0.094 R)
• M26: 68,704,168 km (0.071 R)
• M27: 69,804,760 km (0.091 R)
• M28: 74,094,629 km (0.091 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 16,470 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit