🌌 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: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.6

Radius: 10.3

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.79 AU - 1.25 AU

Year: 687 Days

Day: 12.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,914,009 km

• M1: 128,056 km (0.115 R)
• M2: 491,429 km (0.071 R)
• M3: 953,986 km (0.113 R)
• M4: 1,401,882 km (0.098 R)
• M5: 1,807,591 km (0.081 R)
• M6: 2,239,929 km (0.099 R)
• M7: 2,780,127 km (0.052 R)
• M8: 3,394,076 km (0.048 R)
• M9: 3,893,285 km (0.096 R)
• M10: 4,634,692 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.3

Radius: 11.9

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.22 AU - 1.94 AU

Year: 1324 Days

Day: 6.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 46,914,009 km

• M1: 148,102 km (0.072 R)
• M2: 1,260,512 km (0.064 R)
• M3: 2,005,359 km (0.039 R)
• M4: 2,460,586 km (0.105 R)
• M5: 3,374,928 km (0.109 R)
• M6: 5,533,924 km (0.086 R)
• M7: 6,237,334 km (0.104 R)
• M8: 8,906,309 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.5

Radius: 11.7

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.29 AU - 2.05 AU

Year: 1439 Days

Day: 8.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,914,009 km

• M1: 145,708 km (0.119 R)
• M2: 609,462 km (0.07 R)
• M3: 1,022,801 km (0.047 R)
• M4: 1,749,248 km (0.117 R)
• M5: 2,161,390 km (0.116 R)
• M6: 2,550,195 km (0.088 R)
• M7: 3,084,708 km (0.112 R)
• M8: 3,709,429 km (0.066 R)
• M9: 4,130,547 km (0.078 R)
• M10: 4,621,377 km (0.087 R)
• M11: 5,420,080 km (0.104 R)
• M12: 6,331,879 km (0.096 R)
• M13: 6,812,537 km (0.095 R)
• M14: 7,526,269 km (0.065 R)
• M15: 8,233,119 km (0.119 R)
• M16: 8,718,863 km (0.11 R)
• M17: 9,591,617 km (0.111 R)
• M18: 10,521,667 km (0.116 R)
• M19: 11,937,910 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.7

Radius: 12.5

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.35 AU - 2.79 AU

Year: 2747 Days

Day: 14.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,914,009 km

• M1: 155,432 km (0.119 R)
• M2: 604,675 km (0.077 R)
• M3: 1,000,062 km (0.108 R)
• M4: 1,527,843 km (0.063 R)
• M5: 2,484,372 km (0.102 R)
• M6: 3,491,614 km (0.079 R)
• M7: 4,798,651 km (0.054 R)
• M8: 5,904,927 km (0.093 R)
• M9: 6,770,052 km (0.086 R)
• M10: 7,503,231 km (0.095 R)
• M11: 8,321,382 km (0.053 R)
• M12: 10,859,459 km (0.1 R)
• M13: 12,284,080 km (0.087 R)
• M14: 12,843,725 km (0.076 R)
• M15: 13,241,207 km (0.081 R)
• M16: 13,783,798 km (0.097 R)
• M17: 16,723,097 km (0.068 R)
• M18: 17,680,673 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 451.9

Radius: 3.8

Gravity: 31.3 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.05 AU - 6.21 AU

Year: 10121 Days

Day: 21 Hours

Environment

Temp: -219 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 46,914,009 km

• M1: 47,273 km (0.113 R)
• M2: 167,550 km (0.065 R)
• M3: 344,673 km (0.044 R)
• M4: 760,406 km (0.044 R)
• M5: 1,093,261 km (0.087 R)
• M6: 1,787,545 km (0.117 R)
• M7: 2,280,620 km (0.119 R)
• M8: 3,160,105 km (0.107 R)
• M9: 3,978,855 km (0.098 R)
• M10: 4,298,994 km (0.119 R)
• M11: 4,437,372 km (0.077 R)
• M12: 4,693,783 km (0.102 R)
• M13: 5,174,142 km (0.096 R)
• M14: 5,362,485 km (0.106 R)
• M15: 6,589,936 km (0.118 R)
• M16: 7,545,118 km (0.096 R)
• M17: 9,820,352 km (0.047 R)
• M18: 10,157,995 km (0.109 R)
• M19: 11,321,567 km (0.101 R)
• M20: 11,532,649 km (0.046 R)
• M21: 12,740,652 km (0.049 R)
• M22: 14,458,634 km (0.11 R)
• M23: 15,599,168 km (0.07 R)
• M24: 16,459,207 km (0.079 R)
• M25: 17,004,042 km (0.087 R)
• M26: 17,490,385 km (0.086 R)
• M27: 18,857,410 km (0.103 R)
• M28: 19,005,362 km (0.053 R)
• M29: 21,802,094 km (0.086 R)
• M30: 23,044,206 km (0.105 R)
• M31: 28,194,411 km (0.06 R)
• M32: 31,189,810 km (0.113 R)
• M33: 33,192,776 km (0.071 R)
• M34: 38,512,326 km (0.111 R)
• M35: 39,956,245 km (0.097 R)
• M36: 40,568,250 km (0.107 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 545.8

Radius: 7.5

Gravity: 9.7 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.77 AU - 7.07 AU

Year: 10848 Days

Day: 15.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,914,009 km

• M1: 94,396 km (0.118 R)
• M2: 335,698 km (0.068 R)
• M3: 670,348 km (0.052 R)
• M4: 1,035,516 km (0.118 R)
• M5: 2,049,491 km (0.096 R)
• M6: 2,562,312 km (0.109 R)
• M7: 3,249,864 km (0.116 R)
• M8: 4,532,815 km (0.088 R)
• M9: 6,488,508 km (0.055 R)
• M10: 11,252,004 km (0.112 R)
• M11: 15,474,254 km (0.106 R)
• M12: 16,639,472 km (0.109 R)
• M13: 19,220,334 km (0.039 R)
• M14: 29,460,309 km (0.1 R)
• M15: 29,770,126 km (0.077 R)
• M16: 30,818,657 km (0.085 R)
• M17: 32,547,261 km (0.112 R)
• M18: 46,354,396 km (0.039 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: 474 - 19,921 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit