🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.99 AU - 1.59 AU

Year: 525 Days

Day: 12.1 Hours

Environment

Temp: 16 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.5 AU - 1.58 AU

Year: 684 Days

Day: 24.5 Hours

Environment

Temp: -40 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.52 AU - 1.7 AU

Year: 732 Days

Day: 18.3 Hours

Environment

Temp: -45 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.9

Radius: 12.3

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.38 AU - 8.14 AU

Year: 6295 Days

Day: 11 Hours

Environment

Temp: -160 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,561,682 km

• M1: 153,039 km (0.091 R)
• M2: 688,599 km (0.11 R)
• M3: 1,181,225 km (0.111 R)
• M4: 2,316,822 km (0.12 R)
• M5: 3,162,948 km (0.101 R)
• M6: 3,979,902 km (0.1 R)
• M7: 4,518,454 km (0.099 R)
• M8: 5,648,516 km (0.107 R)
• M9: 12,048,164 km (0.106 R)
• M10: 15,966,431 km (0.089 R)
• M11: 16,867,459 km (0.062 R)
• M12: 19,125,041 km (0.104 R)
• M13: 23,816,879 km (0.09 R)
• M14: 26,383,828 km (0.06 R)
• M15: 30,964,665 km (0.107 R)
• M16: 32,263,623 km (0.1 R)
• M17: 33,183,949 km (0.106 R)
• M18: 33,807,174 km (0.089 R)
• M19: 34,650,158 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.9

Radius: 10.2

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.75 AU - 7.65 AU

Year: 6919 Days

Day: 13.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,561,682 km

• M1: 135,685 km (0.094 R)
• M2: 467,344 km (0.042 R)
• M3: 815,757 km (0.114 R)
• M4: 1,209,050 km (0.101 R)
• M5: 1,662,182 km (0.112 R)
• M6: 2,600,161 km (0.056 R)
• M7: 3,382,258 km (0.117 R)
• M8: 4,488,535 km (0.053 R)
• M9: 5,016,914 km (0.075 R)
• M10: 6,061,556 km (0.072 R)
• M11: 7,368,593 km (0.055 R)
• M12: 7,811,253 km (0.096 R)
• M13: 8,854,698 km (0.067 R)
• M14: 11,549,255 km (0.068 R)
• M15: 12,765,934 km (0.1 R)
• M16: 14,210,451 km (0.081 R)
• M17: 18,437,339 km (0.045 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.5

Radius: 14.6

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.91 AU - 10.29 AU

Year: 9033 Days

Day: 9.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,561,682 km

• M1: 186,997 km (0.027 R)
• M2: 1,004,550 km (0.119 R)
• M3: 2,524,314 km (0.104 R)
• M4: 3,378,070 km (0.12 R)
• M5: 4,107,658 km (0.093 R)
• M6: 4,660,273 km (0.091 R)
• M7: 5,443,867 km (0.113 R)
• M8: 6,313,928 km (0.118 R)
• M9: 8,249,724 km (0.105 R)
• M10: 9,354,355 km (0.111 R)
• M11: 9,896,498 km (0.06 R)
• M12: 13,488,941 km (0.092 R)
• M13: 14,657,300 km (0.104 R)
• M14: 19,210,012 km (0.113 R)
• M15: 23,373,620 km (0.077 R)
• M16: 24,121,609 km (0.089 R)
• M17: 28,104,054 km (0.054 R)
• M18: 33,333,248 km (0.052 R)
• M19: 34,069,120 km (0.114 R)
• M20: 37,121,664 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.1

Radius: 12.7

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 7.89 AU - 10.23 AU

Year: 9767 Days

Day: 5.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,561,682 km

• M1: 157,975 km (0.092 R)
• M2: 615,894 km (0.066 R)
• M3: 1,216,829 km (0.042 R)
• M4: 1,696,440 km (0.036 R)
• M5: 2,142,690 km (0.114 R)
• M6: 4,171,237 km (0.094 R)
• M7: 4,965,901 km (0.059 R)
• M8: 7,792,852 km (0.043 R)
• M9: 8,812,511 km (0.11 R)
• M10: 9,234,976 km (0.096 R)
• M11: 10,019,617 km (0.075 R)
• M12: 15,829,399 km (0.094 R)
• M13: 16,953,328 km (0.073 R)
• M14: 17,608,567 km (0.085 R)
• M15: 19,517,585 km (0.082 R)
• M16: 22,071,969 km (0.059 R)
• M17: 25,687,450 km (0.073 R)
• M18: 26,552,126 km (0.056 R)
• M19: 28,441,547 km (0.032 R)
• M20: 29,159,767 km (0.115 R)
• M21: 30,100,737 km (0.094 R)
• M22: 31,278,372 km (0.092 R)
• M23: 32,375,373 km (0.054 R)
• M24: 33,158,368 km (0.096 R)
• M25: 40,011,895 km (0.09 R)
• M26: 46,895,641 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 146.9

Radius: 6.2

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 13.89 AU - 16.77 AU

Year: 21497 Days

Day: 18 Hours

Environment

Temp: -187 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,561,682 km

• M1: 77,193 km (0.112 R)
• M2: 355,295 km (0.096 R)
• M3: 599,139 km (0.09 R)
• M4: 995,574 km (0.078 R)
• M5: 4,571,412 km (0.066 R)
• M6: 13,794,270 km (0.09 R)
• M7: 14,750,948 km (0.111 R)
• M8: 15,956,558 km (0.033 R)
• M9: 17,811,721 km (0.061 R)
• M10: 18,259,318 km (0.075 R)
• M11: 18,714,544 km (0.027 R)
• M12: 20,205,885 km (0.116 R)
• M13: 22,115,053 km (0.111 R)
• M14: 23,334,276 km (0.057 R)
• M15: 34,859,595 km (0.119 R)
• M16: 36,988,672 km (0.029 R)
• M17: 37,717,064 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615.5

Radius: 7.8

Gravity: 10.12 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 13.74 AU - 18.32 AU

Year: 22987 Days

Day: 17.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 80,561,682 km

• M1: 97,388 km (0.088 R)
• M2: 352,602 km (0.109 R)
• M3: 702,811 km (0.049 R)
• M4: 965,505 km (0.115 R)
• M5: 1,446,911 km (0.061 R)
• M6: 2,291,391 km (0.099 R)
• M7: 4,041,985 km (0.079 R)
• M8: 4,724,750 km (0.066 R)
• M9: 5,765,352 km (0.065 R)
• M10: 12,076,288 km (0.072 R)
• M11: 12,837,741 km (0.086 R)
• M12: 13,194,383 km (0.084 R)
• M13: 14,227,954 km (0.068 R)
• M14: 14,998,533 km (0.113 R)
• M15: 16,206,237 km (0.096 R)
• M16: 18,092,815 km (0.059 R)
• M17: 18,360,895 km (0.089 R)
• M18: 19,366,940 km (0.107 R)
• M19: 22,708,508 km (0.109 R)
• M20: 25,846,772 km (0.118 R)
• M21: 29,756,363 km (0.108 R)
• M22: 31,270,742 km (0.085 R)
• M23: 34,315,358 km (0.093 R)
• M24: 34,726,453 km (0.089 R)
• M25: 38,428,701 km (0.119 R)
• M26: 39,468,705 km (0.115 R)
• M27: 43,655,950 km (0.107 R)
• M28: 44,788,107 km (0.105 R)
• M29: 45,939,561 km (0.113 R)
• M30: 48,991,059 km (0.063 R)
• M31: 66,291,903 km (0.107 R)
• M32: 67,357,189 km (0.076 R)
• M33: 68,650,612 km (0.104 R)
• M34: 71,064,823 km (0.087 R)
• M35: 71,732,927 km (0.109 R)
• M36: 73,990,209 km (0.042 R)
• M37: 75,366,958 km (0.118 R)
• M38: 77,935,404 km (0.077 R)

Kuiper Belt

Range: 30.6 - 53.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 255 - 13,929 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit