🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.05 AU - 1.61 AU

Year: 563 Days

Day: 43.1 Hours

Environment

Temp: -18 °C

Axial Tilt: 38.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.26 AU - 1.66 AU

Year: 648 Days

Day: 12.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 145.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 101,664,202 km

• M1: 611,706 km (0.073 R)
• M2: 1,410,708 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.06 AU - 3.02 AU

Year: 1486 Days

Day: 28.2 Hours

Environment

Temp: -92 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,664,202 km

• M1: 366,814 km (0.051 R)

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.6

Radius: 11.4

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.32 AU - 6.62 AU

Year: 5355 Days

Day: 12.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 101,664,202 km

• M1: 141,968 km (0.108 R)
• M2: 580,589 km (0.095 R)
• M3: 954,285 km (0.083 R)
• M4: 3,801,282 km (0.105 R)
• M5: 4,864,624 km (0.1 R)
• M6: 6,484,021 km (0.067 R)
• M7: 8,932,040 km (0.098 R)
• M8: 10,064,945 km (0.113 R)
• M9: 11,566,608 km (0.067 R)
• M10: 12,712,977 km (0.058 R)
• M11: 13,933,695 km (0.09 R)
• M12: 14,357,506 km (0.094 R)
• M13: 15,737,546 km (0.098 R)
• M14: 16,139,516 km (0.108 R)
• M15: 16,725,341 km (0.071 R)
• M16: 19,082,256 km (0.116 R)
• M17: 21,793,867 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.9

Radius: 10.4

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.12 AU - 7.44 AU

Year: 7211 Days

Day: 6.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 101,664,202 km

• M1: 129,402 km (0.086 R)
• M2: 485,595 km (0.055 R)
• M3: 1,825,692 km (0.11 R)
• M4: 2,761,876 km (0.093 R)
• M5: 3,796,046 km (0.106 R)
• M6: 4,617,637 km (0.064 R)
• M7: 5,553,671 km (0.076 R)
• M8: 6,001,119 km (0.072 R)
• M9: 6,717,244 km (0.117 R)
• M10: 7,642,955 km (0.113 R)
• M11: 8,278,746 km (0.101 R)
• M12: 9,122,628 km (0.108 R)
• M13: 10,022,758 km (0.074 R)
• M14: 10,882,647 km (0.116 R)
• M15: 11,687,483 km (0.053 R)
• M16: 12,316,841 km (0.086 R)
• M17: 13,873,258 km (0.077 R)
• M18: 15,123,896 km (0.117 R)
• M19: 16,774,409 km (0.071 R)
• M20: 18,471,597 km (0.03 R)
• M21: 20,057,335 km (0.11 R)
• M22: 24,670,334 km (0.091 R)
• M23: 27,313,280 km (0.047 R)
• M24: 28,141,603 km (0.093 R)
• M25: 29,081,676 km (0.108 R)
• M26: 30,042,394 km (0.1 R)
• M27: 32,639,114 km (0.106 R)
• M28: 34,950,401 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.3

Radius: 14.4

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 11.26 AU - 12.32 AU

Year: 14861 Days

Day: 5.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 101,664,202 km

• M1: 179,069 km (0.059 R)
• M2: 750,084 km (0.112 R)
• M3: 1,561,353 km (0.082 R)
• M4: 2,321,909 km (0.108 R)
• M5: 2,800,323 km (0.091 R)
• M6: 3,820,580 km (0.101 R)
• M7: 4,651,147 km (0.118 R)
• M8: 5,781,659 km (0.095 R)
• M9: 6,878,360 km (0.114 R)
• M10: 8,156,076 km (0.106 R)
• M11: 9,277,910 km (0.046 R)
• M12: 10,779,574 km (0.09 R)
• M13: 11,529,657 km (0.067 R)
• M14: 16,331,001 km (0.101 R)
• M15: 17,477,070 km (0.052 R)
• M16: 18,270,388 km (0.057 R)
• M17: 20,186,437 km (0.057 R)
• M18: 26,528,490 km (0.106 R)
• M19: 27,470,657 km (0.103 R)
• M20: 28,870,893 km (0.104 R)
• M21: 31,117,404 km (0.12 R)
• M22: 32,047,753 km (0.108 R)
• M23: 32,638,665 km (0.104 R)
• M24: 34,208,994 km (0.041 R)
• M25: 46,189,390 km (0.029 R)
• M26: 50,998,812 km (0.027 R)
• M27: 54,608,010 km (0.096 R)
• M28: 55,282,098 km (0.084 R)
• M29: 58,208,831 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 111.8

Radius: 7.1

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 13.84 AU - 21.02 AU

Year: 26713 Days

Day: 16.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 101,664,202 km

• M1: 209,437 km (0.08 R)
• M2: 588,668 km (0.104 R)
• M3: 1,502,711 km (0.055 R)
• M4: 1,816,417 km (0.074 R)
• M5: 2,828,896 km (0.103 R)
• M6: 3,871,593 km (0.066 R)
• M7: 4,232,124 km (0.112 R)
• M8: 8,327,665 km (0.089 R)
• M9: 8,648,103 km (0.111 R)
• M10: 24,721,048 km (0.118 R)
• M11: 28,873,586 km (0.081 R)
• M12: 30,895,999 km (0.115 R)
• M13: 32,783,925 km (0.041 R)
• M14: 36,058,921 km (0.116 R)
• M15: 39,803,057 km (0.064 R)
• M16: 42,572,861 km (0.08 R)
• M17: 44,489,060 km (0.08 R)
• M18: 49,679,508 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709.1

Radius: 3.3

Gravity: 65.11 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 17.07 AU - 18.17 AU

Year: 27151 Days

Day: 19.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 101,664,202 km

• M1: 40,990 km (0.079 R)
• M2: 163,211 km (0.102 R)
• M3: 619,186 km (0.104 R)
• M4: 1,234,182 km (0.084 R)
• M5: 1,897,649 km (0.054 R)
• M6: 2,247,708 km (0.066 R)
• M7: 2,365,442 km (0.117 R)
• M8: 2,665,086 km (0.057 R)
• M9: 3,524,227 km (0.093 R)
• M10: 3,683,399 km (0.114 R)
• M11: 5,095,303 km (0.1 R)
• M12: 5,340,494 km (0.119 R)
• M13: 7,029,604 km (0.083 R)
• M14: 8,465,893 km (0.084 R)
• M15: 8,867,863 km (0.05 R)
• M16: 10,802,313 km (0.118 R)
• M17: 13,768,689 km (0.105 R)
• M18: 15,059,868 km (0.12 R)
• M19: 15,226,670 km (0.064 R)
• M20: 15,479,340 km (0.119 R)
• M21: 20,415,771 km (0.112 R)
• M22: 21,137,282 km (0.076 R)
• M23: 23,403,390 km (0.086 R)
• M24: 24,193,416 km (0.12 R)
• M25: 25,826,277 km (0.056 R)
• M26: 28,157,910 km (0.053 R)
• M27: 28,538,487 km (0.103 R)
• M28: 29,831,611 km (0.109 R)
• M29: 43,272,680 km (0.067 R)
• M30: 48,699,792 km (0.075 R)
• M31: 50,356,438 km (0.065 R)
• M32: 56,751,747 km (0.119 R)
• M33: 63,667,358 km (0.081 R)
• M34: 66,538,889 km (0.1 R)
• M35: 72,538,811 km (0.098 R)
• M36: 80,659,881 km (0.095 R)
• M37: 81,940,887 km (0.119 R)
• M38: 91,013,250 km (0.117 R)
• M39: 91,289,707 km (0.112 R)
• M40: 92,680,668 km (0.051 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 794

Radius: 5.2

Gravity: 29.36 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 15.08 AU - 21.48 AU

Year: 28690 Days

Day: 24 Hours

Environment

Temp: -209 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 101,664,202 km

• M1: 78,090 km (0.094 R)
• M2: 343,477 km (0.109 R)
• M3: 728,990 km (0.112 R)
• M4: 2,673,015 km (0.114 R)
• M5: 2,863,154 km (0.081 R)
• M6: 3,850,200 km (0.05 R)
• M7: 4,383,517 km (0.067 R)
• M8: 4,648,604 km (0.091 R)
• M9: 6,421,788 km (0.059 R)
• M10: 6,813,884 km (0.105 R)
• M11: 9,509,338 km (0.088 R)
• M12: 10,018,569 km (0.082 R)
• M13: 12,017,795 km (0.054 R)
• M14: 13,071,862 km (0.049 R)
• M15: 13,781,255 km (0.045 R)
• M16: 15,535,589 km (0.101 R)
• M17: 18,002,907 km (0.093 R)
• M18: 18,979,332 km (0.113 R)
• M19: 22,340,946 km (0.075 R)
• M20: 24,988,529 km (0.076 R)
• M21: 26,325,635 km (0.117 R)
• M22: 26,823,347 km (0.081 R)
• M23: 27,966,424 km (0.093 R)
• M24: 28,354,631 km (0.105 R)
• M25: 32,577,928 km (0.044 R)
• M26: 34,467,200 km (0.09 R)
• M27: 34,764,152 km (0.1 R)
• M28: 38,942,420 km (0.104 R)
• M29: 39,426,369 km (0.066 R)
• M30: 39,751,296 km (0.099 R)
• M31: 42,755,819 km (0.115 R)
• M32: 47,724,713 km (0.027 R)
• M33: 54,258,998 km (0.072 R)
• M34: 56,494,289 km (0.099 R)
• M35: 59,214,128 km (0.101 R)
• M36: 61,364,897 km (0.079 R)
• M37: 64,013,677 km (0.117 R)
• M38: 64,462,470 km (0.103 R)
• M39: 65,593,580 km (0.116 R)
• M40: 78,921,254 km (0.073 R)
• M41: 87,724,939 km (0.091 R)
• M42: 89,672,853 km (0.106 R)
• M43: 97,456,430 km (0.119 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: 359 - 15,721 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit