🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.9

Radius: 8.4

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.84 AU - 1.18 AU

Year: 688 Days

Day: 13.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,457,856 km

• M1: 104,719 km (0.077 R)
• M2: 414,984 km (0.089 R)
• M3: 764,445 km (0.111 R)
• M4: 1,131,110 km (0.1 R)
• M5: 1,895,405 km (0.085 R)
• M6: 2,813,637 km (0.09 R)
• M7: 3,192,568 km (0.036 R)
• M8: 3,487,126 km (0.09 R)
• M9: 3,824,769 km (0.091 R)
• M10: 4,105,265 km (0.083 R)
• M11: 4,823,634 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 545.4

Radius: 8.1

Gravity: 8.31 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.32 AU - 1.44 AU

Year: 1100 Days

Day: 8.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,457,856 km

• M1: 105,167 km (0.103 R)
• M2: 384,317 km (0.111 R)
• M3: 699,669 km (0.083 R)
• M4: 1,109,268 km (0.086 R)
• M5: 1,471,744 km (0.116 R)
• M6: 1,744,012 km (0.082 R)
• M7: 2,009,997 km (0.084 R)
• M8: 2,625,143 km (0.07 R)
• M9: 2,990,013 km (0.067 R)
• M10: 3,275,146 km (0.115 R)
• M11: 3,548,761 km (0.089 R)
• M12: 3,916,173 km (0.075 R)
• M13: 4,376,935 km (0.103 R)
• M14: 4,763,795 km (0.099 R)
• M15: 5,545,892 km (0.118 R)
• M16: 6,634,815 km (0.114 R)
• M17: 7,004,172 km (0.069 R)
• M18: 8,838,841 km (0.037 R)
• M19: 9,371,858 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.3

Radius: 14.5

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.48 AU - 2.62 AU

Year: 2762 Days

Day: 13.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,457,856 km

• M1: 180,265 km (0.099 R)
• M2: 631,901 km (0.094 R)
• M3: 1,208,452 km (0.085 R)
• M4: 2,011,343 km (0.079 R)
• M5: 2,787,308 km (0.103 R)
• M6: 3,246,423 km (0.102 R)
• M7: 3,703,146 km (0.105 R)
• M8: 4,581,884 km (0.111 R)
• M9: 5,386,271 km (0.039 R)
• M10: 5,957,137 km (0.092 R)
• M11: 6,781,122 km (0.051 R)
• M12: 9,544,793 km (0.07 R)
• M13: 10,748,009 km (0.104 R)
• M14: 11,424,640 km (0.083 R)
• M15: 13,583,786 km (0.105 R)
• M16: 15,058,522 km (0.047 R)
• M17: 15,810,849 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.3

Radius: 12.6

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.41 AU - 3.51 AU

Year: 3454 Days

Day: 7 Hours

Environment

Temp: -214 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 54,457,856 km

• M1: 156,779 km (0.115 R)
• M2: 556,953 km (0.04 R)
• M3: 1,599,949 km (0.086 R)
• M4: 2,224,670 km (0.071 R)
• M5: 2,855,075 km (0.084 R)
• M6: 3,558,335 km (0.069 R)
• M7: 7,077,625 km (0.04 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.9

Radius: 12.5

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.53 AU - 4.05 AU

Year: 5004 Days

Day: 6.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,457,856 km

• M1: 177,722 km (0.072 R)
• M2: 645,814 km (0.111 R)
• M3: 1,323,941 km (0.084 R)
• M4: 2,065,647 km (0.045 R)
• M5: 2,546,904 km (0.119 R)
• M6: 3,530,211 km (0.095 R)
• M7: 6,893,171 km (0.1 R)
• M8: 7,469,422 km (0.103 R)
• M9: 7,882,162 km (0.087 R)
• M10: 10,295,625 km (0.115 R)
• M11: 11,172,268 km (0.1 R)
• M12: 14,054,570 km (0.038 R)
• M13: 16,213,866 km (0.096 R)
• M14: 16,692,280 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 580.2

Radius: 3.2

Gravity: 56.66 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 7.03 AU - 7.41 AU

Year: 13158 Days

Day: 16.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 54,457,856 km

• M1: 39,793 km (0.116 R)
• M2: 153,936 km (0.113 R)
• M3: 275,410 km (0.083 R)
• M4: 437,125 km (0.037 R)
• M5: 719,267 km (0.069 R)
• M6: 1,122,882 km (0.106 R)
• M7: 1,806,245 km (0.059 R)
• M8: 1,907,822 km (0.065 R)
• M9: 2,049,192 km (0.08 R)
• M10: 2,293,934 km (0.07 R)
• M11: 2,796,283 km (0.071 R)
• M12: 3,496,551 km (0.083 R)
• M13: 4,867,616 km (0.118 R)
• M14: 9,393,101 km (0.092 R)
• M15: 9,494,378 km (0.087 R)
• M16: 11,618,668 km (0.099 R)
• M17: 12,513,563 km (0.093 R)
• M18: 13,582,140 km (0.108 R)
• M19: 13,907,665 km (0.095 R)
• M20: 16,627,504 km (0.094 R)
• M21: 18,229,398 km (0.119 R)
• M22: 21,824,235 km (0.054 R)
• M23: 22,541,258 km (0.058 R)
• M24: 22,723,019 km (0.108 R)
• M25: 25,174,928 km (0.03 R)
• M26: 27,589,587 km (0.108 R)
• M27: 30,931,005 km (0.1 R)
• M28: 31,607,337 km (0.084 R)
• M29: 33,933,285 km (0.117 R)
• M30: 35,874,317 km (0.072 R)
• M31: 36,620,811 km (0.11 R)
• M32: 42,276,508 km (0.089 R)
• M33: 43,529,540 km (0.082 R)
• M34: 44,094,421 km (0.074 R)
• M35: 46,109,654 km (0.069 R)
• M36: 48,185,474 km (0.083 R)
• M37: 51,887,423 km (0.116 R)
• M38: 52,522,167 km (0.073 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: 267 - 18,833 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit