🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.98 AU - 1 AU

Year: 355 Days

Day: 34.9 Hours

Environment

Temp: 123 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 73,566,183 km

• M1: 64,776 km (0.101 R)
• M2: 633,397 km (0.075 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.07 AU - 1.77 AU

Year: 609 Days

Day: 12.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.91 AU - 2.13 AU

Year: 1033 Days

Day: 26.2 Hours

Environment

Temp: -68 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,566,183 km

• M1: 23,786 km (0.095 R)
• M2: 37,549 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.25 AU - 3.07 AU

Year: 1561 Days

Day: 40.4 Hours

Environment

Temp: -78 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,566,183 km

• M1: 19,897 km (0.089 R)
• M2: 819,198 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.9

Radius: 9.6

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 5.37 AU - 5.37 AU

Year: 4479 Days

Day: 6.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,566,183 km

• M1: 119,529 km (0.099 R)
• M2: 872,455 km (0.112 R)
• M3: 1,750,893 km (0.089 R)
• M4: 3,115,226 km (0.115 R)
• M5: 5,110,862 km (0.057 R)
• M6: 5,640,139 km (0.114 R)
• M7: 6,083,697 km (0.104 R)
• M8: 6,392,018 km (0.073 R)
• M9: 6,940,444 km (0.081 R)
• M10: 7,380,860 km (0.077 R)
• M11: 9,784,299 km (0.105 R)
• M12: 14,491,845 km (0.051 R)
• M13: 15,609,790 km (0.099 R)
• M14: 17,026,182 km (0.118 R)
• M15: 17,890,858 km (0.057 R)
• M16: 18,334,117 km (0.026 R)
• M17: 18,849,481 km (0.11 R)
• M18: 19,374,719 km (0.094 R)
• M19: 20,112,536 km (0.092 R)
• M20: 25,333,651 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.2

Radius: 13.8

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 5.49 AU - 5.69 AU

Year: 4757 Days

Day: 7.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,566,183 km

• M1: 171,589 km (0.1 R)
• M2: 921,523 km (0.086 R)
• M3: 1,599,500 km (0.116 R)
• M4: 3,395,273 km (0.077 R)
• M5: 5,217,076 km (0.06 R)
• M6: 7,040,674 km (0.115 R)
• M7: 7,883,509 km (0.066 R)
• M8: 9,617,797 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.4

Radius: 13.8

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.18 AU - 9.14 AU

Year: 9172 Days

Day: 11.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,566,183 km

• M1: 173,384 km (0.044 R)
• M2: 636,240 km (0.094 R)
• M3: 1,338,452 km (0.091 R)
• M4: 2,196,246 km (0.09 R)
• M5: 2,749,758 km (0.05 R)
• M6: 3,248,069 km (0.095 R)
• M7: 3,745,931 km (0.105 R)
• M8: 4,497,361 km (0.092 R)
• M9: 6,805,058 km (0.04 R)
• M10: 8,836,447 km (0.099 R)
• M11: 9,316,955 km (0.118 R)
• M12: 11,032,693 km (0.066 R)
• M13: 11,854,434 km (0.069 R)
• M14: 13,378,538 km (0.061 R)
• M15: 15,502,678 km (0.118 R)
• M16: 16,813,005 km (0.062 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962

Radius: 13.8

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.22 AU - 10.06 AU

Year: 10772 Days

Day: 9 Hours

Environment

Temp: -167 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,566,183 km

• M1: 171,738 km (0.038 R)
• M2: 707,448 km (0.049 R)
• M3: 1,735,934 km (0.112 R)
• M4: 2,229,457 km (0.1 R)
• M5: 6,909,776 km (0.113 R)
• M6: 9,224,654 km (0.095 R)
• M7: 10,695,649 km (0.032 R)
• M8: 14,165,871 km (0.107 R)
• M9: 15,401,998 km (0.089 R)
• M10: 16,338,631 km (0.097 R)
• M11: 18,088,327 km (0.037 R)
• M12: 22,591,373 km (0.06 R)
• M13: 24,954,421 km (0.118 R)
• M14: 26,246,348 km (0.11 R)
• M15: 31,862,701 km (0.11 R)
• M16: 32,792,452 km (0.093 R)
• M17: 35,566,295 km (0.072 R)
• M18: 42,827,626 km (0.111 R)
• M19: 46,137,031 km (0.039 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 456.5

Radius: 5.2

Gravity: 16.88 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 17.24 AU - 20.6 AU

Year: 29618 Days

Day: 19.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,566,183 km

• M1: 64,925 km (0.032 R)
• M2: 258,655 km (0.119 R)
• M3: 946,356 km (0.114 R)
• M4: 1,242,560 km (0.097 R)
• M5: 1,478,625 km (0.062 R)
• M6: 1,763,011 km (0.104 R)
• M7: 2,147,328 km (0.096 R)
• M8: 2,585,650 km (0.043 R)
• M9: 2,918,654 km (0.09 R)
• M10: 3,669,785 km (0.094 R)
• M11: 4,542,390 km (0.109 R)
• M12: 8,573,155 km (0.065 R)
• M13: 9,726,704 km (0.081 R)
• M14: 10,529,745 km (0.101 R)
• M15: 16,212,520 km (0.116 R)
• M16: 17,605,874 km (0.08 R)
• M17: 18,148,316 km (0.12 R)
• M18: 18,516,177 km (0.115 R)
• M19: 18,795,177 km (0.09 R)
• M20: 24,422,451 km (0.083 R)
• M21: 25,096,988 km (0.041 R)
• M22: 36,175,009 km (0.1 R)
• M23: 39,149,763 km (0.061 R)
• M24: 41,168,287 km (0.116 R)
• M25: 42,283,389 km (0.11 R)
• M26: 43,255,177 km (0.046 R)
• M27: 43,418,538 km (0.093 R)
• M28: 47,118,243 km (0.096 R)
• M29: 48,690,517 km (0.118 R)
• M30: 53,616,475 km (0.111 R)
• M31: 61,715,554 km (0.1 R)
• M32: 74,275,792 km (0.064 R)
• M33: 81,273,830 km (0.079 R)
• M34: 82,021,969 km (0.111 R)
• M35: 85,316,713 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 267.2

Radius: 6.3

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 18.42 AU - 20.12 AU

Year: 30443 Days

Day: 15.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,566,183 km

• M1: 78,539 km (0.101 R)
• M2: 311,762 km (0.112 R)
• M3: 590,463 km (0.099 R)
• M4: 2,601,058 km (0.109 R)
• M5: 3,148,886 km (0.095 R)
• M6: 4,404,161 km (0.098 R)
• M7: 5,255,224 km (0.064 R)
• M8: 6,467,266 km (0.1 R)
• M9: 7,372,183 km (0.085 R)
• M10: 10,712,255 km (0.095 R)
• M11: 18,366,430 km (0.11 R)
• M12: 20,540,685 km (0.039 R)
• M13: 20,919,018 km (0.12 R)
• M14: 25,719,315 km (0.066 R)
• M15: 26,603,289 km (0.081 R)
• M16: 35,899,450 km (0.074 R)
• M17: 38,844,284 km (0.106 R)
• M18: 47,640,788 km (0.107 R)
• M19: 49,309,403 km (0.079 R)
• M20: 52,586,644 km (0.089 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 19,961 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit