🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.7

Radius: 9.5

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.86 AU - 0.98 AU

Year: 599 Days

Day: 9.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,498,428 km

• M1: 118,182 km (0.09 R)
• M2: 434,133 km (0.091 R)
• M3: 738,116 km (0.119 R)
• M4: 1,099,096 km (0.061 R)
• M5: 1,649,317 km (0.063 R)
• M6: 2,246,212 km (0.053 R)
• M7: 2,595,523 km (0.086 R)
• M8: 3,216,803 km (0.111 R)
• M9: 3,688,036 km (0.118 R)
• M10: 4,416,279 km (0.047 R)
• M11: 4,845,325 km (0.056 R)
• M12: 5,416,341 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.8

Radius: 8.4

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.92 AU - 2.38 AU

Year: 2138 Days

Day: 6.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 45,498,428 km

• M1: 104,868 km (0.046 R)
• M2: 515,065 km (0.108 R)
• M3: 1,132,157 km (0.112 R)
• M4: 2,249,653 km (0.072 R)
• M5: 4,510,226 km (0.1 R)
• M6: 7,849,550 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.8

Radius: 14.6

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.3 AU - 2.96 AU

Year: 2893 Days

Day: 9.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,498,428 km

• M1: 181,612 km (0.044 R)
• M2: 1,197,531 km (0.094 R)
• M3: 1,892,862 km (0.104 R)
• M4: 2,803,464 km (0.111 R)
• M5: 3,394,974 km (0.118 R)
• M6: 3,912,284 km (0.047 R)
• M7: 5,320,299 km (0.091 R)
• M8: 6,022,511 km (0.064 R)
• M9: 8,706,596 km (0.052 R)
• M10: 11,692,121 km (0.045 R)
• M11: 12,533,908 km (0.07 R)
• M12: 19,312,038 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.3

Radius: 12.8

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.51 AU - 4.01 AU

Year: 3992 Days

Day: 8.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,498,428 km

• M1: 159,471 km (0.106 R)
• M2: 858,093 km (0.105 R)
• M3: 1,356,703 km (0.049 R)
• M4: 2,354,072 km (0.054 R)
• M5: 2,967,573 km (0.112 R)
• M6: 3,749,222 km (0.116 R)
• M7: 4,788,029 km (0.075 R)
• M8: 5,280,805 km (0.108 R)
• M9: 5,721,969 km (0.064 R)
• M10: 6,678,797 km (0.071 R)
• M11: 9,985,508 km (0.05 R)
• M12: 11,146,238 km (0.098 R)
• M13: 13,993,534 km (0.093 R)
• M14: 19,873,329 km (0.092 R)
• M15: 22,770,741 km (0.098 R)
• M16: 24,395,822 km (0.1 R)
• M17: 25,939,224 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.1

Radius: 10.9

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.7 AU - 3.92 AU

Year: 4084 Days

Day: 7.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,498,428 km

• M1: 137,181 km (0.115 R)
• M2: 478,264 km (0.081 R)
• M3: 1,045,839 km (0.113 R)
• M4: 1,826,291 km (0.111 R)
• M5: 2,548,400 km (0.08 R)
• M6: 3,009,610 km (0.069 R)
• M7: 3,451,522 km (0.092 R)
• M8: 5,043,991 km (0.101 R)
• M9: 6,489,855 km (0.106 R)
• M10: 7,355,279 km (0.095 R)
• M11: 7,735,257 km (0.073 R)
• M12: 8,128,251 km (0.081 R)
• M13: 10,415,153 km (0.058 R)
• M14: 11,306,308 km (0.09 R)
• M15: 11,685,090 km (0.09 R)
• M16: 12,203,446 km (0.116 R)
• M17: 13,286,236 km (0.059 R)
• M18: 16,973,823 km (0.037 R)
• M19: 17,921,526 km (0.105 R)
• M20: 19,081,059 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.5

Radius: 12.8

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 5 AU - 5.42 AU

Year: 8066 Days

Day: 12.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 45,498,428 km

• M1: 159,172 km (0.058 R)
• M2: 603,478 km (0.113 R)
• M3: 1,122,882 km (0.031 R)
• M4: 2,932,268 km (0.061 R)
• M5: 3,518,243 km (0.109 R)
• M6: 4,100,926 km (0.067 R)
• M7: 4,515,013 km (0.056 R)
• M8: 6,388,278 km (0.066 R)
• M9: 8,078,883 km (0.092 R)
• M10: 10,050,733 km (0.071 R)
• M11: 11,878,221 km (0.117 R)
• M12: 13,613,257 km (0.064 R)
• M13: 16,941,360 km (0.095 R)
• M14: 17,869,466 km (0.095 R)
• M15: 18,756,132 km (0.104 R)
• M16: 20,697,165 km (0.11 R)
• M17: 24,433,222 km (0.095 R)
• M18: 25,249,428 km (0.117 R)
• M19: 27,224,269 km (0.096 R)
• M20: 28,497,347 km (0.104 R)
• M21: 29,300,389 km (0.12 R)
• M22: 29,912,393 km (0.071 R)
• M23: 33,876,887 km (0.038 R)
• M24: 36,276,287 km (0.076 R)
• M25: 38,909,359 km (0.049 R)
• M26: 40,902,451 km (0.029 R)
• M27: 43,620,645 km (0.083 R)
• M28: 44,285,308 km (0.109 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 328 - 14,455 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit