🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.5 AU - 0.58 AU

Year: 256 Days

Day: 15.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.7

Radius: 8.1

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.11 AU - 2.53 AU

Year: 2282 Days

Day: 9.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,049,747 km

• M1: 100,829 km (0.05 R)
• M2: 416,480 km (0.04 R)
• M3: 699,370 km (0.12 R)
• M4: 1,440,029 km (0.084 R)
• M5: 1,773,483 km (0.065 R)
• M6: 2,350,931 km (0.118 R)
• M7: 2,669,424 km (0.061 R)
• M8: 3,016,491 km (0.085 R)
• M9: 3,857,231 km (0.09 R)
• M10: 4,182,906 km (0.111 R)
• M11: 4,485,393 km (0.085 R)
• M12: 5,271,679 km (0.031 R)
• M13: 5,844,789 km (0.117 R)
• M14: 7,488,720 km (0.063 R)
• M15: 7,966,535 km (0.114 R)
• M16: 9,351,662 km (0.073 R)
• M17: 9,870,617 km (0.102 R)
• M18: 11,232,855 km (0.118 R)
• M19: 12,019,291 km (0.117 R)
• M20: 12,467,187 km (0.104 R)
• M21: 16,710,681 km (0.052 R)
• M22: 17,013,467 km (0.109 R)

Asteroid Belt

Center: 2.62 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.9

Radius: 13.5

Gravity: 0.6 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.59 AU - 3.23 AU

Year: 3205 Days

Day: 8.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,049,747 km

• M1: 167,849 km (0.064 R)
• M2: 955,332 km (0.09 R)
• M3: 1,441,076 km (0.043 R)
• M4: 1,999,824 km (0.065 R)
• M5: 2,431,265 km (0.12 R)
• M6: 3,219,346 km (0.077 R)
• M7: 4,259,051 km (0.048 R)
• M8: 5,042,944 km (0.119 R)
• M9: 5,767,896 km (0.084 R)
• M10: 7,687,386 km (0.074 R)
• M11: 8,172,232 km (0.112 R)
• M12: 8,763,892 km (0.053 R)
• M13: 10,064,945 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.3

Radius: 14.3

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.67 AU - 3.57 AU

Year: 3558 Days

Day: 10.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 42,049,747 km

• M1: 177,872 km (0.119 R)
• M2: 624,272 km (0.095 R)
• M3: 1,208,152 km (0.047 R)
• M4: 1,695,542 km (0.072 R)
• M5: 2,527,157 km (0.079 R)
• M6: 3,223,086 km (0.092 R)
• M7: 3,692,674 km (0.094 R)
• M8: 4,228,982 km (0.05 R)
• M9: 4,886,016 km (0.119 R)
• M10: 5,972,396 km (0.099 R)
• M11: 6,545,056 km (0.109 R)
• M12: 9,463,561 km (0.081 R)
• M13: 10,552,783 km (0.054 R)
• M14: 13,387,663 km (0.087 R)
• M15: 13,944,466 km (0.111 R)
• M16: 14,662,237 km (0.096 R)
• M17: 15,404,392 km (0.117 R)
• M18: 16,697,067 km (0.085 R)
• M19: 20,213,963 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 661.1

Radius: 9.4

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 3.87 AU - 5.31 AU

Year: 6349 Days

Day: 15 Hours

Environment

Temp: -223 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,049,747 km

• M1: 117,285 km (0.025 R)
• M2: 435,330 km (0.112 R)
• M3: 890,706 km (0.086 R)
• M4: 1,393,205 km (0.114 R)
• M5: 1,703,770 km (0.107 R)
• M6: 3,067,654 km (0.12 R)
• M7: 3,646,149 km (0.066 R)
• M8: 4,321,284 km (0.104 R)
• M9: 4,688,996 km (0.104 R)
• M10: 5,192,542 km (0.096 R)
• M11: 5,669,909 km (0.085 R)
• M12: 6,274,583 km (0.06 R)
• M13: 7,243,379 km (0.056 R)
• M14: 7,763,681 km (0.099 R)
• M15: 8,469,184 km (0.118 R)
• M16: 9,475,380 km (0.07 R)
• M17: 10,606,339 km (0.116 R)
• M18: 11,083,108 km (0.056 R)
• M19: 11,724,135 km (0.089 R)
• M20: 14,021,659 km (0.079 R)
• M21: 14,422,132 km (0.113 R)
• M22: 18,378,248 km (0.103 R)
• M23: 20,348,302 km (0.1 R)
• M24: 21,084,922 km (0.082 R)
• M25: 30,398,138 km (0.093 R)
• M26: 32,942,050 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917.7

Radius: 6.9

Gravity: 19.28 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 8.78 AU - 9.44 AU

Year: 17754 Days

Day: 22.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 42,049,747 km

• M1: 85,869 km (0.1 R)
• M2: 347,067 km (0.085 R)
• M3: 642,224 km (0.094 R)
• M4: 865,723 km (0.03 R)
• M5: 1,210,097 km (0.051 R)
• M6: 1,858,454 km (0.116 R)
• M7: 2,303,209 km (0.084 R)
• M8: 2,892,325 km (0.069 R)
• M9: 3,880,120 km (0.083 R)
• M10: 4,641,274 km (0.105 R)
• M11: 6,588,739 km (0.089 R)
• M12: 7,423,794 km (0.109 R)
• M13: 8,172,083 km (0.113 R)
• M14: 9,246,495 km (0.055 R)
• M15: 9,876,152 km (0.103 R)
• M16: 11,093,430 km (0.098 R)
• M17: 11,607,448 km (0.046 R)
• M18: 13,031,919 km (0.116 R)
• M19: 14,342,546 km (0.074 R)
• M20: 16,969,784 km (0.072 R)
• M21: 18,087,280 km (0.114 R)
• M22: 19,253,246 km (0.116 R)
• M23: 21,143,415 km (0.104 R)
• M24: 23,050,489 km (0.096 R)
• M25: 26,858,652 km (0.05 R)
• M26: 32,604,258 km (0.095 R)
• M27: 44,496,391 km (0.099 R)
• M28: 52,645,286 km (0.116 R)
• M29: 55,940,777 km (0.075 R)
• M30: 61,734,404 km (0.052 R)
• M31: 63,955,184 km (0.055 R)
• M32: 66,019,784 km (0.047 R)
• M33: 67,068,465 km (0.055 R)
• M34: 77,475,690 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 195.1

Radius: 7.6

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 7.3 AU - 11.16 AU

Year: 18106 Days

Day: 17.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,049,747 km

• M1: 94,546 km (0.116 R)
• M2: 663,317 km (0.117 R)
• M3: 916,287 km (0.113 R)
• M4: 1,744,311 km (0.118 R)
• M5: 2,064,899 km (0.057 R)
• M6: 3,942,951 km (0.078 R)
• M7: 4,355,093 km (0.09 R)
• M8: 5,232,934 km (0.043 R)
• M9: 7,497,696 km (0.091 R)
• M10: 7,746,776 km (0.076 R)
• M11: 9,844,138 km (0.11 R)
• M12: 12,293,504 km (0.054 R)
• M13: 13,844,086 km (0.112 R)
• M14: 14,282,857 km (0.118 R)
• M15: 17,184,457 km (0.109 R)
• M16: 19,898,162 km (0.075 R)
• M17: 25,311,661 km (0.115 R)
• M18: 29,420,067 km (0.079 R)
• M19: 30,988,750 km (0.116 R)
• M20: 34,178,626 km (0.071 R)
• M21: 45,874,037 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 802.8

Radius: 4.2

Gravity: 45.51 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 8.75 AU - 11.65 AU

Year: 21034 Days

Day: 20.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 42,049,747 km

• M1: 168,746 km (0.105 R)
• M2: 629,957 km (0.055 R)
• M3: 1,034,918 km (0.111 R)
• M4: 1,198,429 km (0.049 R)
• M5: 1,612,665 km (0.111 R)
• M6: 2,053,530 km (0.085 R)
• M7: 2,358,710 km (0.053 R)
• M8: 2,693,360 km (0.057 R)
• M9: 3,546,367 km (0.064 R)
• M10: 3,793,054 km (0.103 R)
• M11: 4,565,877 km (0.064 R)
• M12: 6,923,988 km (0.116 R)
• M13: 7,759,492 km (0.077 R)
• M14: 9,050,671 km (0.028 R)
• M15: 9,278,958 km (0.067 R)
• M16: 10,353,968 km (0.11 R)
• M17: 11,981,144 km (0.081 R)
• M18: 12,606,463 km (0.098 R)
• M19: 13,180,320 km (0.027 R)
• M20: 14,302,903 km (0.033 R)
• M21: 15,165,484 km (0.115 R)
• M22: 16,062,323 km (0.098 R)
• M23: 20,003,928 km (0.082 R)
• M24: 20,882,666 km (0.113 R)
• M25: 22,093,810 km (0.078 R)
• M26: 26,935,396 km (0.09 R)
• M27: 37,171,032 km (0.117 R)
• M28: 38,051,266 km (0.097 R)
• M29: 38,645,768 km (0.114 R)
• M30: 43,303,348 km (0.064 R)
• M31: 50,432,434 km (0.106 R)
• M32: 54,086,213 km (0.062 R)
• M33: 78,805,765 km (0.116 R)
• M34: 80,988,697 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 96.1

Radius: 4.6

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 9.45 AU - 11.53 AU

Year: 21937 Days

Day: 23.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,049,747 km

• M1: 57,146 km (0.074 R)
• M2: 259,852 km (0.118 R)
• M3: 535,560 km (0.076 R)
• M4: 1,225,356 km (0.046 R)
• M5: 1,826,889 km (0.104 R)
• M6: 2,218,985 km (0.1 R)
• M7: 2,724,626 km (0.116 R)
• M8: 2,888,286 km (0.118 R)
• M9: 3,466,332 km (0.118 R)
• M10: 5,027,835 km (0.074 R)
• M11: 6,030,141 km (0.098 R)
• M12: 7,793,002 km (0.11 R)
• M13: 9,037,207 km (0.112 R)
• M14: 11,857,576 km (0.073 R)
• M15: 14,646,679 km (0.099 R)
• M16: 21,236,465 km (0.105 R)
• M17: 32,120,757 km (0.118 R)
• M18: 32,437,456 km (0.03 R)
• M19: 32,649,735 km (0.065 R)
• M20: 34,824,290 km (0.083 R)
• M21: 37,093,540 km (0.046 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 15,719 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit