🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.5

Radius: 13.5

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.92 AU - 1.28 AU

Year: 769 Days

Day: 8.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,196,695 km

• M1: 168,148 km (0.097 R)
• M2: 612,154 km (0.088 R)
• M3: 1,286,392 km (0.09 R)
• M4: 1,728,903 km (0.116 R)
• M5: 2,285,257 km (0.109 R)
• M6: 2,803,314 km (0.096 R)
• M7: 3,607,403 km (0.111 R)
• M8: 4,049,166 km (0.107 R)
• M9: 4,510,525 km (0.09 R)
• M10: 5,223,359 km (0.105 R)
• M11: 6,091,027 km (0.115 R)
• M12: 7,325,658 km (0.086 R)
• M13: 7,748,422 km (0.086 R)
• M14: 8,669,047 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.2

Radius: 14.4

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.39 AU - 2.17 AU

Year: 1584 Days

Day: 12.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,196,695 km

• M1: 179,069 km (0.047 R)
• M2: 714,330 km (0.107 R)
• M3: 1,239,867 km (0.043 R)
• M4: 1,827,338 km (0.031 R)
• M5: 2,521,173 km (0.059 R)
• M6: 3,122,706 km (0.097 R)
• M7: 3,836,886 km (0.118 R)
• M8: 4,327,567 km (0.044 R)
• M9: 5,326,731 km (0.079 R)
• M10: 6,325,746 km (0.116 R)
• M11: 7,867,053 km (0.08 R)
• M12: 10,181,930 km (0.087 R)
• M13: 11,831,995 km (0.118 R)
• M14: 13,202,311 km (0.065 R)
• M15: 14,676,150 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.5

Radius: 11.7

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.89 AU - 2.65 AU

Year: 2281 Days

Day: 7.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,196,695 km

• M1: 145,559 km (0.096 R)
• M2: 556,504 km (0.119 R)
• M3: 959,072 km (0.1 R)
• M4: 1,882,091 km (0.087 R)
• M5: 2,449,516 km (0.1 R)
• M6: 3,263,478 km (0.067 R)
• M7: 4,416,428 km (0.096 R)
• M8: 5,489,793 km (0.08 R)
• M9: 6,099,853 km (0.069 R)
• M10: 6,482,225 km (0.03 R)
• M11: 7,138,212 km (0.092 R)
• M12: 8,033,854 km (0.081 R)
• M13: 8,671,590 km (0.067 R)
• M14: 9,064,135 km (0.099 R)
• M15: 9,468,498 km (0.075 R)
• M16: 9,884,979 km (0.093 R)
• M17: 11,857,426 km (0.072 R)
• M18: 13,073,358 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.5

Radius: 13.3

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.92 AU - 2.88 AU

Year: 2479 Days

Day: 10 Hours

Environment

Temp: -216 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,196,695 km

• M1: 165,455 km (0.067 R)
• M2: 588,967 km (0.083 R)
• M3: 1,167,163 km (0.085 R)
• M4: 1,713,644 km (0.067 R)
• M5: 2,909,080 km (0.088 R)
• M6: 4,636,188 km (0.116 R)
• M7: 5,639,690 km (0.103 R)
• M8: 8,153,533 km (0.088 R)
• M9: 8,631,049 km (0.086 R)
• M10: 9,996,728 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.1

Radius: 14.8

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 4.14 AU - 4.2 AU

Year: 5679 Days

Day: 5.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,196,695 km

• M1: 184,753 km (0.102 R)
• M2: 673,190 km (0.065 R)
• M3: 1,257,819 km (0.058 R)
• M4: 1,841,699 km (0.1 R)
• M5: 2,388,779 km (0.094 R)
• M6: 3,044,616 km (0.114 R)
• M7: 3,819,084 km (0.084 R)
• M8: 4,566,475 km (0.065 R)
• M9: 5,976,884 km (0.083 R)
• M10: 6,649,625 km (0.071 R)
• M11: 7,995,557 km (0.07 R)
• M12: 8,975,872 km (0.05 R)
• M13: 9,903,529 km (0.088 R)
• M14: 11,655,619 km (0.042 R)
• M15: 12,300,236 km (0.114 R)
• M16: 13,988,448 km (0.113 R)
• M17: 17,821,594 km (0.119 R)
• M18: 19,355,421 km (0.079 R)
• M19: 24,165,292 km (0.083 R)
• M20: 26,888,572 km (0.092 R)
• M21: 29,264,186 km (0.118 R)
• M22: 29,994,223 km (0.105 R)
• M23: 32,354,130 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 620

Radius: 5.3

Gravity: 22.07 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 8.04 AU - 11.16 AU

Year: 19835 Days

Day: 19.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,196,695 km

• M1: 66,272 km (0.055 R)
• M2: 298,149 km (0.098 R)
• M3: 650,900 km (0.06 R)
• M4: 823,536 km (0.101 R)
• M5: 1,015,022 km (0.057 R)
• M6: 1,278,463 km (0.107 R)
• M7: 1,758,822 km (0.079 R)
• M8: 3,069,000 km (0.115 R)
• M9: 4,206,842 km (0.071 R)
• M10: 4,404,012 km (0.048 R)
• M11: 5,292,773 km (0.11 R)
• M12: 5,759,518 km (0.116 R)
• M13: 7,230,663 km (0.084 R)
• M14: 7,514,151 km (0.103 R)
• M15: 8,204,246 km (0.101 R)
• M16: 8,460,657 km (0.071 R)
• M17: 12,366,209 km (0.117 R)
• M18: 13,396,489 km (0.111 R)
• M19: 14,187,563 km (0.097 R)
• M20: 14,557,219 km (0.092 R)
• M21: 16,421,508 km (0.075 R)
• M22: 17,579,545 km (0.092 R)
• M23: 19,057,572 km (0.027 R)
• M24: 22,959,234 km (0.079 R)
• M25: 23,366,290 km (0.094 R)
• M26: 23,777,983 km (0.107 R)
• M27: 28,515,000 km (0.117 R)
• M28: 31,041,558 km (0.116 R)
• M29: 38,500,358 km (0.078 R)
• M30: 43,410,759 km (0.028 R)
• M31: 52,670,568 km (0.099 R)
• M32: 58,321,777 km (0.096 R)
• M33: 62,371,242 km (0.074 R)
• M34: 64,969,757 km (0.08 R)
• M35: 65,988,070 km (0.108 R)
• M36: 66,810,409 km (0.115 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 14,999 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit