🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.4

Radius: 11.5

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.51 AU - 0.53 AU

Year: 254 Days

Day: 8.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,252,131 km

• M1: 143,016 km (0.111 R)
• M2: 591,660 km (0.103 R)
• M3: 959,521 km (0.083 R)
• M4: 1,593,217 km (0.115 R)
• M5: 2,027,799 km (0.099 R)
• M6: 2,450,114 km (0.1 R)
• M7: 2,875,720 km (0.094 R)
• M8: 3,699,705 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.2

Radius: 11

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.51 AU - 0.57 AU

Year: 269 Days

Day: 6.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 133.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,252,131 km

• M1: 136,882 km (0.117 R)
• M2: 534,364 km (0.099 R)
• M3: 932,892 km (0.049 R)
• M4: 1,354,010 km (0.096 R)
• M5: 2,155,406 km (0.094 R)
• M6: 2,512,197 km (0.087 R)
• M7: 2,881,704 km (0.097 R)
• M8: 3,438,058 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.1

Radius: 14.4

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.76 AU - 0.9 AU

Year: 513 Days

Day: 6.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,252,131 km

• M1: 179,218 km (0.119 R)
• M2: 853,905 km (0.039 R)
• M3: 1,616,255 km (0.053 R)
• M4: 2,269,250 km (0.032 R)
• M5: 3,241,636 km (0.091 R)
• M6: 3,993,964 km (0.107 R)
• M7: 4,739,859 km (0.087 R)
• M8: 6,023,109 km (0.04 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.9

Radius: 8.2

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.43 AU - 2.07 AU

Year: 1570 Days

Day: 7 Hours

Environment

Temp: -190 °C

Axial Tilt: 173.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,252,131 km

• M1: 102,026 km (0.079 R)
• M2: 390,600 km (0.071 R)
• M3: 659,427 km (0.093 R)
• M4: 1,076,207 km (0.104 R)
• M5: 1,612,216 km (0.115 R)
• M6: 1,969,606 km (0.075 R)
• M7: 2,714,005 km (0.07 R)
• M8: 3,144,547 km (0.067 R)
• M9: 4,612,252 km (0.096 R)
• M10: 5,678,436 km (0.081 R)
• M11: 6,405,033 km (0.116 R)
• M12: 6,747,163 km (0.108 R)
• M13: 7,491,562 km (0.105 R)
• M14: 8,017,399 km (0.089 R)
• M15: 8,516,756 km (0.046 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.6

Radius: 12.4

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.94 AU - 2.7 AU

Year: 2397 Days

Day: 7 Hours

Environment

Temp: -211 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,252,131 km

• M1: 154,235 km (0.113 R)
• M2: 852,109 km (0.091 R)
• M3: 1,278,164 km (0.091 R)
• M4: 1,689,409 km (0.1 R)
• M5: 2,121,298 km (0.105 R)
• M6: 2,587,744 km (0.095 R)
• M7: 3,152,775 km (0.09 R)
• M8: 3,546,816 km (0.065 R)
• M9: 4,172,733 km (0.079 R)
• M10: 4,649,951 km (0.101 R)
• M11: 5,099,941 km (0.051 R)
• M12: 7,691,275 km (0.093 R)
• M13: 8,205,742 km (0.109 R)
• M14: 8,804,134 km (0.1 R)
• M15: 9,399,384 km (0.108 R)
• M16: 10,531,540 km (0.109 R)
• M17: 11,902,306 km (0.096 R)
• M18: 12,787,925 km (0.104 R)
• M19: 13,552,221 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.2

Radius: 8.3

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.93 AU - 4.13 AU

Year: 4498 Days

Day: 7 Hours

Environment

Temp: -210 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,252,131 km

• M1: 103,223 km (0.049 R)
• M2: 372,050 km (0.105 R)
• M3: 662,868 km (0.085 R)
• M4: 1,085,482 km (0.11 R)
• M5: 1,875,509 km (0.118 R)
• M6: 2,268,502 km (0.114 R)
• M7: 3,202,292 km (0.1 R)
• M8: 4,214,621 km (0.117 R)
• M9: 5,116,696 km (0.064 R)
• M10: 5,479,471 km (0.092 R)
• M11: 6,228,059 km (0.104 R)
• M12: 6,856,070 km (0.085 R)
• M13: 8,700,911 km (0.107 R)
• M14: 10,770,448 km (0.093 R)
• M15: 11,237,942 km (0.113 R)
• M16: 12,122,364 km (0.073 R)
• M17: 13,879,840 km (0.061 R)
• M18: 14,587,139 km (0.03 R)
• M19: 18,973,947 km (0.09 R)
• M20: 19,908,036 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.3

Radius: 5.7

Gravity: 16.04 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 5.58 AU - 6.36 AU

Year: 9894 Days

Day: 20.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 139 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,252,131 km

• M1: 70,909 km (0.081 R)
• M2: 363,822 km (0.108 R)
• M3: 655,687 km (0.061 R)
• M4: 1,085,781 km (0.101 R)
• M5: 2,604,798 km (0.055 R)
• M6: 5,724,363 km (0.092 R)
• M7: 7,288,259 km (0.062 R)
• M8: 7,771,011 km (0.073 R)
• M9: 9,629,615 km (0.06 R)
• M10: 12,943,507 km (0.109 R)
• M11: 23,641,101 km (0.076 R)
• M12: 25,145,008 km (0.097 R)
• M13: 27,184,626 km (0.077 R)
• M14: 29,331,954 km (0.058 R)
• M15: 29,532,564 km (0.064 R)
• M16: 36,332,236 km (0.108 R)
• M17: 42,290,420 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 248

Radius: 7.1

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.17 AU - 7.13 AU

Year: 10344 Days

Day: 24.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,252,131 km

• M1: 88,263 km (0.101 R)
• M2: 334,950 km (0.06 R)
• M3: 736,919 km (0.028 R)
• M4: 1,241,214 km (0.118 R)
• M5: 1,674,150 km (0.097 R)
• M6: 2,455,499 km (0.1 R)
• M7: 3,118,517 km (0.048 R)
• M8: 4,550,468 km (0.112 R)
• M9: 6,714,401 km (0.057 R)
• M10: 7,999,597 km (0.092 R)
• M11: 9,397,589 km (0.062 R)
• M12: 9,660,133 km (0.085 R)
• M13: 17,800,202 km (0.116 R)
• M14: 19,588,495 km (0.052 R)
• M15: 20,968,834 km (0.069 R)
• M16: 22,180,427 km (0.063 R)
• M17: 22,724,964 km (0.074 R)
• M18: 23,040,017 km (0.037 R)
• M19: 23,438,097 km (0.06 R)
• M20: 23,840,665 km (0.097 R)
• M21: 26,353,610 km (0.117 R)
• M22: 28,853,390 km (0.074 R)
• M23: 29,315,797 km (0.104 R)
• M24: 30,066,030 km (0.036 R)
• M25: 31,997,489 km (0.085 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 964.7

Radius: 8

Gravity: 15.07 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 8.01 AU - 8.33 AU

Year: 15839 Days

Day: 15.9 Hours

Environment

Temp: -242 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,252,131 km

• M1: 102,624 km (0.112 R)
• M2: 360,531 km (0.073 R)
• M3: 656,884 km (0.077 R)
• M4: 1,045,689 km (0.097 R)
• M5: 2,107,535 km (0.084 R)
• M6: 2,625,293 km (0.072 R)
• M7: 4,730,584 km (0.118 R)
• M8: 5,272,727 km (0.116 R)
• M9: 6,966,922 km (0.031 R)
• M10: 7,962,347 km (0.052 R)
• M11: 17,307,277 km (0.111 R)
• M12: 20,306,415 km (0.046 R)
• M13: 23,226,117 km (0.113 R)
• M14: 23,945,533 km (0.077 R)
• M15: 27,084,994 km (0.036 R)
• M16: 27,538,574 km (0.116 R)
• M17: 30,610,866 km (0.076 R)
• M18: 36,455,655 km (0.111 R)
• M19: 42,087,715 km (0.057 R)
• M20: 47,942,378 km (0.098 R)
• M21: 50,633,943 km (0.081 R)
• M22: 53,247,268 km (0.105 R)
• M23: 55,220,015 km (0.112 R)
• M24: 64,601,297 km (0.105 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 475.2

Radius: 3.6

Gravity: 36.67 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 9.81 AU - 10.95 AU

Year: 22682 Days

Day: 20.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 73,252,131 km

• M1: 45,179 km (0.104 R)
• M2: 277,354 km (0.11 R)
• M3: 703,559 km (0.048 R)
• M4: 834,906 km (0.089 R)
• M5: 958,922 km (0.075 R)
• M6: 1,943,426 km (0.109 R)
• M7: 2,183,680 km (0.109 R)
• M8: 2,628,135 km (0.047 R)
• M9: 3,347,701 km (0.091 R)
• M10: 4,157,624 km (0.12 R)
• M11: 4,765,291 km (0.09 R)
• M12: 5,744,259 km (0.109 R)
• M13: 6,895,265 km (0.12 R)
• M14: 7,452,966 km (0.026 R)
• M15: 9,086,275 km (0.059 R)
• M16: 9,698,729 km (0.094 R)
• M17: 12,224,689 km (0.087 R)
• M18: 12,492,320 km (0.044 R)
• M19: 16,498,551 km (0.04 R)
• M20: 20,711,227 km (0.101 R)
• M21: 21,091,654 km (0.055 R)
• M22: 22,062,844 km (0.062 R)
• M23: 24,094,083 km (0.061 R)
• M24: 25,262,592 km (0.106 R)
• M25: 27,942,489 km (0.112 R)
• M26: 35,187,813 km (0.109 R)
• M27: 36,001,924 km (0.094 R)
• M28: 36,276,137 km (0.109 R)
• M29: 36,967,579 km (0.098 R)
• M30: 40,704,982 km (0.042 R)
• M31: 41,002,532 km (0.066 R)
• M32: 42,511,825 km (0.081 R)
• M33: 51,653,751 km (0.12 R)
• M34: 57,985,032 km (0.063 R)
• M35: 62,415,373 km (0.059 R)
• M36: 63,009,277 km (0.113 R)
• M37: 71,725,447 km (0.098 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 10,704 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit