🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.11 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.7

Radius: 15

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.21 AU - 2.21 AU

Year: 2268 Days

Day: 7.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,526,318 km

• M1: 186,549 km (0.049 R)
• M2: 742,155 km (0.106 R)
• M3: 1,384,229 km (0.119 R)
• M4: 1,862,045 km (0.113 R)
• M5: 2,550,494 km (0.107 R)
• M6: 3,375,078 km (0.086 R)
• M7: 4,282,089 km (0.079 R)
• M8: 6,390,671 km (0.08 R)
• M9: 6,999,236 km (0.119 R)
• M10: 8,532,913 km (0.087 R)
• M11: 9,456,231 km (0.054 R)
• M12: 10,511,345 km (0.119 R)
• M13: 11,893,928 km (0.117 R)
• M14: 12,479,754 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.4

Radius: 9.5

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.27 AU - 2.57 AU

Year: 2599 Days

Day: 11.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,526,318 km

• M1: 118,182 km (0.112 R)
• M2: 595,699 km (0.053 R)
• M3: 1,102,686 km (0.057 R)
• M4: 1,559,408 km (0.099 R)
• M5: 1,935,048 km (0.07 R)
• M6: 2,633,072 km (0.092 R)
• M7: 3,590,498 km (0.085 R)
• M8: 4,582,482 km (0.073 R)
• M9: 5,099,492 km (0.049 R)
• M10: 5,632,061 km (0.085 R)
• M11: 6,525,160 km (0.111 R)
• M12: 7,126,394 km (0.1 R)
• M13: 8,560,289 km (0.046 R)
• M14: 12,181,755 km (0.105 R)
• M15: 13,174,486 km (0.109 R)
• M16: 14,392,512 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.2

Radius: 14.8

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.59 AU - 3.77 AU

Year: 4873 Days

Day: 14.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 90.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,526,318 km

• M1: 192,532 km (0.08 R)
• M2: 1,444,966 km (0.034 R)
• M3: 1,976,637 km (0.118 R)
• M4: 2,601,058 km (0.12 R)
• M5: 3,263,328 km (0.063 R)
• M6: 3,845,413 km (0.106 R)
• M7: 4,458,465 km (0.106 R)
• M8: 5,032,472 km (0.095 R)
• M9: 7,006,117 km (0.064 R)
• M10: 7,483,035 km (0.092 R)
• M11: 11,241,981 km (0.062 R)
• M12: 12,084,815 km (0.085 R)
• M13: 12,656,877 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.8

Radius: 9.8

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.74 AU - 5.7 AU

Year: 7078 Days

Day: 11.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,526,318 km

• M1: 121,922 km (0.069 R)
• M2: 610,359 km (0.048 R)
• M3: 991,834 km (0.089 R)
• M4: 1,444,966 km (0.103 R)
• M5: 1,792,033 km (0.034 R)
• M6: 2,262,219 km (0.071 R)
• M7: 2,582,807 km (0.105 R)
• M8: 2,954,259 km (0.097 R)
• M9: 3,637,622 km (0.115 R)
• M10: 4,029,718 km (0.107 R)
• M11: 4,727,293 km (0.106 R)
• M12: 6,021,763 km (0.098 R)
• M13: 6,643,492 km (0.063 R)
• M14: 7,231,561 km (0.12 R)
• M15: 7,695,165 km (0.065 R)
• M16: 8,015,005 km (0.059 R)
• M17: 8,596,492 km (0.093 R)
• M18: 9,116,943 km (0.102 R)
• M19: 14,851,777 km (0.068 R)
• M20: 24,891,141 km (0.095 R)
• M21: 28,059,175 km (0.057 R)
• M22: 30,879,992 km (0.094 R)
• M23: 33,671,489 km (0.089 R)
• M24: 35,733,845 km (0.032 R)
• M25: 37,078,879 km (0.09 R)
• M26: 37,994,269 km (0.059 R)
• M27: 38,690,497 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.6

Radius: 13.9

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.66 AU - 5.78 AU

Year: 8232 Days

Day: 8.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,526,318 km

• M1: 172,935 km (0.1 R)
• M2: 625,768 km (0.081 R)
• M3: 1,243,308 km (0.097 R)
• M4: 1,689,409 km (0.082 R)
• M5: 2,413,911 km (0.066 R)
• M6: 2,867,642 km (0.119 R)
• M7: 3,521,085 km (0.105 R)
• M8: 4,737,465 km (0.032 R)
• M9: 6,096,263 km (0.091 R)
• M10: 8,697,770 km (0.079 R)
• M11: 9,247,542 km (0.114 R)
• M12: 9,946,314 km (0.057 R)
• M13: 10,548,146 km (0.119 R)
• M14: 11,357,321 km (0.072 R)
• M15: 14,465,217 km (0.103 R)
• M16: 15,923,347 km (0.109 R)
• M17: 16,391,139 km (0.118 R)
• M18: 19,195,950 km (0.075 R)
• M19: 20,402,756 km (0.103 R)
• M20: 21,446,500 km (0.115 R)
• M21: 27,372,970 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 419.6

Radius: 7.3

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.82 AU - 9.56 AU

Year: 17682 Days

Day: 21.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 59,526,318 km

• M1: 90,806 km (0.108 R)
• M2: 409,300 km (0.078 R)
• M3: 689,796 km (0.111 R)
• M4: 922,720 km (0.078 R)
• M5: 1,861,446 km (0.084 R)
• M6: 2,447,571 km (0.056 R)
• M7: 5,615,904 km (0.067 R)
• M8: 5,876,055 km (0.052 R)
• M9: 6,871,479 km (0.112 R)
• M10: 7,928,687 km (0.118 R)
• M11: 9,346,127 km (0.063 R)
• M12: 15,094,425 km (0.112 R)
• M13: 17,178,323 km (0.119 R)
• M14: 17,490,833 km (0.119 R)
• M15: 19,110,978 km (0.108 R)
• M16: 19,786,114 km (0.074 R)
• M17: 21,453,382 km (0.118 R)
• M18: 22,928,267 km (0.026 R)
• M19: 24,568,159 km (0.088 R)
• M20: 25,467,242 km (0.072 R)
• M21: 25,873,849 km (0.074 R)
• M22: 26,181,572 km (0.084 R)
• M23: 30,521,706 km (0.079 R)
• M24: 32,861,566 km (0.112 R)
• M25: 34,075,253 km (0.077 R)
• M26: 34,693,093 km (0.078 R)
• M27: 35,192,749 km (0.1 R)
• M28: 37,763,439 km (0.105 R)
• M29: 39,094,412 km (0.069 R)
• M30: 46,674,984 km (0.051 R)
• M31: 54,840,784 km (0.073 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 14,367 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit