🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.29 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.1

Radius: 12.6

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.15 AU - 2.99 AU

Year: 2747 Days

Day: 13.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,206,391 km

• M1: 157,377 km (0.111 R)
• M2: 1,053,468 km (0.07 R)
• M3: 1,457,382 km (0.108 R)
• M4: 1,868,477 km (0.103 R)
• M5: 2,899,656 km (0.049 R)
• M6: 3,336,631 km (0.112 R)
• M7: 3,939,959 km (0.117 R)
• M8: 4,896,638 km (0.116 R)
• M9: 5,442,969 km (0.096 R)
• M10: 6,482,973 km (0.082 R)
• M11: 9,433,043 km (0.087 R)
• M12: 10,045,347 km (0.111 R)
• M13: 10,847,790 km (0.104 R)
• M14: 12,399,569 km (0.119 R)
• M15: 15,516,142 km (0.053 R)
• M16: 18,406,522 km (0.058 R)
• M17: 20,733,666 km (0.048 R)
• M18: 21,704,108 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.6

Radius: 9.4

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.34 AU - 2.8 AU

Year: 2747 Days

Day: 9.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,206,391 km

• M1: 116,836 km (0.071 R)
• M2: 791,373 km (0.103 R)
• M3: 1,214,735 km (0.069 R)
• M4: 2,009,847 km (0.094 R)
• M5: 2,838,021 km (0.104 R)
• M6: 3,814,147 km (0.098 R)
• M7: 4,258,752 km (0.074 R)
• M8: 5,076,454 km (0.074 R)
• M9: 5,909,415 km (0.119 R)
• M10: 6,783,515 km (0.098 R)
• M11: 7,741,690 km (0.095 R)
• M12: 8,347,412 km (0.112 R)
• M13: 9,535,069 km (0.066 R)
• M14: 10,703,279 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.5

Radius: 13.5

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.3 AU - 3.74 AU

Year: 3500 Days

Day: 13.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,206,391 km

• M1: 167,849 km (0.075 R)
• M2: 650,302 km (0.101 R)
• M3: 1,382,584 km (0.108 R)
• M4: 3,109,392 km (0.111 R)
• M5: 5,339,896 km (0.114 R)
• M6: 6,802,215 km (0.041 R)
• M7: 7,252,355 km (0.048 R)
• M8: 7,786,569 km (0.103 R)
• M9: 8,246,283 km (0.112 R)
• M10: 8,969,739 km (0.096 R)
• M11: 9,475,380 km (0.104 R)
• M12: 10,230,699 km (0.083 R)
• M13: 12,295,449 km (0.096 R)
• M14: 13,011,275 km (0.092 R)
• M15: 15,326,601 km (0.099 R)
• M16: 15,789,606 km (0.076 R)
• M17: 16,474,765 km (0.072 R)
• M18: 16,906,205 km (0.106 R)
• M19: 19,237,389 km (0.085 R)
• M20: 20,080,373 km (0.092 R)
• M21: 21,200,113 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.5

Radius: 13.4

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.43 AU - 4.05 AU

Year: 3889 Days

Day: 12.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,206,391 km

• M1: 166,951 km (0.099 R)
• M2: 717,621 km (0.118 R)
• M3: 1,198,429 km (0.085 R)
• M4: 2,591,783 km (0.093 R)
• M5: 3,154,570 km (0.108 R)
• M6: 4,003,837 km (0.101 R)
• M7: 5,123,428 km (0.111 R)
• M8: 5,824,294 km (0.094 R)
• M9: 6,269,348 km (0.117 R)
• M10: 7,228,120 km (0.093 R)
• M11: 7,809,158 km (0.111 R)
• M12: 8,561,486 km (0.109 R)
• M13: 10,695,649 km (0.056 R)
• M14: 12,559,938 km (0.085 R)
• M15: 14,733,894 km (0.111 R)
• M16: 20,956,418 km (0.111 R)
• M17: 21,411,644 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.4

Radius: 9.9

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.46 AU - 3.58 AU

Year: 4404 Days

Day: 8.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,206,391 km

• M1: 123,119 km (0.075 R)
• M2: 1,318,855 km (0.046 R)
• M3: 1,832,574 km (0.052 R)
• M4: 3,004,374 km (0.092 R)
• M5: 3,660,510 km (0.086 R)
• M6: 5,029,929 km (0.117 R)
• M7: 5,732,142 km (0.093 R)
• M8: 6,132,615 km (0.09 R)
• M9: 7,535,694 km (0.075 R)
• M10: 8,744,744 km (0.104 R)
• M11: 9,208,796 km (0.11 R)
• M12: 10,295,176 km (0.054 R)
• M13: 11,940,752 km (0.098 R)
• M14: 12,595,542 km (0.05 R)
• M15: 14,658,198 km (0.079 R)
• M16: 15,552,793 km (0.113 R)
• M17: 15,988,871 km (0.071 R)
• M18: 16,533,108 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.5

Radius: 10.6

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.99 AU - 6.17 AU

Year: 7635 Days

Day: 13.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 43,206,391 km

• M1: 131,796 km (0.119 R)
• M2: 629,059 km (0.08 R)
• M3: 1,744,461 km (0.105 R)
• M4: 2,893,672 km (0.107 R)
• M5: 4,351,503 km (0.034 R)
• M6: 5,705,214 km (0.09 R)
• M7: 6,178,841 km (0.103 R)
• M8: 7,597,926 km (0.086 R)
• M9: 8,130,046 km (0.104 R)
• M10: 8,863,225 km (0.11 R)
• M11: 9,360,788 km (0.115 R)
• M12: 10,411,862 km (0.116 R)
• M13: 10,762,370 km (0.101 R)
• M14: 12,133,584 km (0.068 R)
• M15: 17,220,211 km (0.073 R)
• M16: 19,165,133 km (0.112 R)
• M17: 19,768,611 km (0.061 R)
• M18: 20,306,864 km (0.116 R)
• M19: 21,655,040 km (0.108 R)
• M20: 26,240,663 km (0.106 R)
• M21: 28,515,299 km (0.106 R)
• M22: 30,305,387 km (0.075 R)
• M23: 30,815,665 km (0.069 R)
• M24: 31,539,569 km (0.066 R)
• M25: 34,771,332 km (0.112 R)
• M26: 35,443,176 km (0.111 R)
• M27: 36,352,432 km (0.039 R)
• M28: 37,745,488 km (0.089 R)
• M29: 41,009,264 km (0.116 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.7

Radius: 6.7

Gravity: 8.9 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.85 AU - 9.23 AU

Year: 13807 Days

Day: 19.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 43,206,391 km

• M1: 83,625 km (0.081 R)
• M2: 377,286 km (0.111 R)
• M3: 734,974 km (0.115 R)
• M4: 1,662,780 km (0.101 R)
• M5: 2,031,988 km (0.036 R)
• M6: 2,656,260 km (0.047 R)
• M7: 2,868,838 km (0.114 R)
• M8: 3,092,786 km (0.085 R)
• M9: 4,108,406 km (0.101 R)
• M10: 4,631,550 km (0.094 R)
• M11: 4,846,672 km (0.092 R)
• M12: 6,318,116 km (0.102 R)
• M13: 7,054,736 km (0.032 R)
• M14: 7,890,390 km (0.119 R)
• M15: 8,651,245 km (0.091 R)
• M16: 8,931,142 km (0.053 R)
• M17: 10,685,926 km (0.052 R)
• M18: 11,729,071 km (0.098 R)
• M19: 14,995,242 km (0.101 R)
• M20: 15,672,920 km (0.088 R)
• M21: 16,159,412 km (0.098 R)
• M22: 17,753,827 km (0.049 R)
• M23: 19,291,842 km (0.103 R)
• M24: 21,083,875 km (0.109 R)
• M25: 22,718,381 km (0.111 R)
• M26: 24,251,012 km (0.1 R)
• M27: 25,089,657 km (0.114 R)
• M28: 27,822,362 km (0.061 R)
• M29: 28,844,564 km (0.096 R)
• M30: 29,574,901 km (0.088 R)
• M31: 30,104,028 km (0.11 R)
• M32: 32,172,518 km (0.102 R)
• M33: 35,272,186 km (0.069 R)
• M34: 39,578,959 km (0.103 R)
• M35: 43,402,830 km (0.076 R)
• M36: 45,896,178 km (0.067 R)
• M37: 47,900,191 km (0.103 R)
• M38: 48,483,324 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 119.5

Radius: 5.9

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 7.79 AU - 11.83 AU

Year: 20490 Days

Day: 22.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,206,391 km

• M1: 101,727 km (0.108 R)
• M2: 526,435 km (0.114 R)
• M3: 1,249,591 km (0.109 R)
• M4: 1,829,283 km (0.107 R)
• M5: 2,035,877 km (0.104 R)
• M6: 2,592,830 km (0.085 R)
• M7: 2,833,832 km (0.064 R)
• M8: 3,201,095 km (0.065 R)
• M9: 3,502,685 km (0.107 R)
• M10: 6,103,294 km (0.113 R)
• M11: 10,353,220 km (0.102 R)
• M12: 11,222,234 km (0.106 R)
• M13: 12,815,152 km (0.056 R)
• M14: 13,635,846 km (0.058 R)
• M15: 15,122,998 km (0.112 R)
• M16: 16,715,318 km (0.076 R)
• M17: 17,270,027 km (0.114 R)
• M18: 18,416,096 km (0.101 R)
• M19: 20,228,923 km (0.06 R)
• M20: 28,870,145 km (0.05 R)
• M21: 30,789,336 km (0.096 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 11,078 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit