🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.7

Radius: 11.4

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.95 AU - 1.49 AU

Year: 914 Days

Day: 14.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,860,572 km

• M1: 141,819 km (0.097 R)
• M2: 563,386 km (0.057 R)
• M3: 1,093,411 km (0.103 R)
• M4: 1,535,323 km (0.104 R)
• M5: 1,946,268 km (0.036 R)
• M6: 2,391,023 km (0.063 R)
• M7: 2,972,360 km (0.095 R)
• M8: 3,385,400 km (0.096 R)
• M9: 3,836,737 km (0.113 R)
• M10: 4,194,126 km (0.064 R)
• M11: 4,636,636 km (0.112 R)
• M12: 5,161,127 km (0.101 R)
• M13: 6,059,761 km (0.044 R)
• M14: 6,427,473 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.4

Radius: 14

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.24 AU - 2.5 AU

Year: 2475 Days

Day: 7.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 43,860,572 km

• M1: 192,532 km (0.051 R)
• M2: 1,099,395 km (0.068 R)
• M3: 1,780,514 km (0.076 R)
• M4: 3,030,554 km (0.112 R)
• M5: 3,505,677 km (0.077 R)
• M6: 4,549,720 km (0.037 R)
• M7: 5,637,745 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.9

Radius: 13.6

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.07 AU - 3.63 AU

Year: 4159 Days

Day: 12.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,860,572 km

• M1: 169,345 km (0.096 R)
• M2: 692,489 km (0.111 R)
• M3: 1,350,570 km (0.105 R)
• M4: 2,379,653 km (0.11 R)
• M5: 3,656,022 km (0.108 R)
• M6: 4,113,044 km (0.098 R)
• M7: 4,608,362 km (0.106 R)
• M8: 5,719,875 km (0.114 R)
• M9: 6,847,992 km (0.071 R)
• M10: 7,481,689 km (0.039 R)
• M11: 8,223,694 km (0.08 R)
• M12: 9,314,113 km (0.075 R)
• M13: 11,127,389 km (0.1 R)
• M14: 11,560,475 km (0.119 R)
• M15: 12,276,899 km (0.102 R)
• M16: 12,739,605 km (0.083 R)
• M17: 13,552,969 km (0.106 R)
• M18: 14,451,603 km (0.068 R)
• M19: 20,569,408 km (0.117 R)
• M20: 23,692,413 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.8

Radius: 14.7

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.12 AU - 4.86 AU

Year: 5406 Days

Day: 9.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,860,572 km

• M1: 182,809 km (0.114 R)
• M2: 930,050 km (0.107 R)
• M3: 1,556,117 km (0.119 R)
• M4: 2,149,273 km (0.109 R)
• M5: 3,295,491 km (0.116 R)
• M6: 4,485,692 km (0.119 R)
• M7: 5,003,600 km (0.052 R)
• M8: 5,590,472 km (0.05 R)
• M9: 9,245,896 km (0.073 R)
• M10: 10,308,640 km (0.11 R)
• M11: 10,984,523 km (0.117 R)
• M12: 12,932,287 km (0.103 R)
• M13: 15,158,303 km (0.103 R)
• M14: 18,076,808 km (0.099 R)
• M15: 19,396,860 km (0.094 R)
• M16: 26,142,976 km (0.067 R)
• M17: 30,403,673 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.6

Radius: 9

Gravity: 10.59 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.12 AU - 5.44 AU

Year: 8229 Days

Day: 14.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,860,572 km

• M1: 111,899 km (0.109 R)
• M2: 422,315 km (0.086 R)
• M3: 844,779 km (0.097 R)
• M4: 1,238,670 km (0.094 R)
• M5: 1,608,776 km (0.118 R)
• M6: 2,035,578 km (0.084 R)
• M7: 2,479,286 km (0.119 R)
• M8: 2,775,788 km (0.07 R)
• M9: 4,346,566 km (0.12 R)
• M10: 6,114,813 km (0.043 R)
• M11: 7,198,201 km (0.06 R)
• M12: 7,518,490 km (0.09 R)
• M13: 8,187,641 km (0.07 R)
• M14: 9,265,045 km (0.12 R)
• M15: 10,535,879 km (0.099 R)
• M16: 15,767,316 km (0.072 R)
• M17: 17,357,093 km (0.066 R)
• M18: 19,587,747 km (0.076 R)
• M19: 23,368,833 km (0.11 R)
• M20: 28,595,633 km (0.096 R)
• M21: 30,324,536 km (0.071 R)
• M22: 41,031,704 km (0.119 R)
• M23: 45,365,554 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 449.8

Radius: 5.9

Gravity: 12.92 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.36 AU - 7.3 AU

Year: 10802 Days

Day: 22.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,860,572 km

• M1: 73,602 km (0.112 R)
• M2: 520,750 km (0.117 R)
• M3: 944,860 km (0.064 R)
• M4: 1,352,814 km (0.12 R)
• M5: 1,934,749 km (0.099 R)
• M6: 2,133,415 km (0.119 R)
• M7: 6,124,238 km (0.078 R)
• M8: 10,110,273 km (0.093 R)
• M9: 13,660,081 km (0.086 R)
• M10: 15,547,408 km (0.084 R)
• M11: 17,388,957 km (0.103 R)
• M12: 20,298,187 km (0.049 R)
• M13: 23,257,532 km (0.096 R)
• M14: 31,360,052 km (0.094 R)
• M15: 37,378,823 km (0.044 R)
• M16: 40,160,446 km (0.105 R)
• M17: 43,860,600 km (0.045 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 11,573 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit