🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.48 AU - 0.54 AU

Year: 160 Days

Day: 18.4 Hours

Environment

Temp: 22 °C

Axial Tilt: 13.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.62 AU - 0.96 AU

Year: 309 Days

Day: 42.2 Hours

Environment

Temp: -35 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.5

Radius: 9.3

Gravity: 11.07 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.35 AU - 3.63 AU

Year: 2867 Days

Day: 5.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 56,775,501 km

• M1: 115,639 km (0.093 R)
• M2: 477,965 km (0.042 R)
• M3: 813,064 km (0.111 R)
• M4: 1,701,975 km (0.068 R)
• M5: 2,343,151 km (0.082 R)
• M6: 2,910,875 km (0.117 R)
• M7: 3,338,276 km (0.088 R)
• M8: 3,646,299 km (0.058 R)
• M9: 4,122,319 km (0.09 R)
• M10: 4,432,136 km (0.103 R)
• M11: 5,641,485 km (0.113 R)
• M12: 6,337,265 km (0.113 R)
• M13: 7,568,007 km (0.111 R)
• M14: 7,865,706 km (0.111 R)
• M15: 9,098,393 km (0.034 R)
• M16: 9,664,322 km (0.053 R)
• M17: 9,975,635 km (0.077 R)
• M18: 11,374,525 km (0.117 R)
• M19: 12,210,777 km (0.119 R)
• M20: 13,421,023 km (0.111 R)
• M21: 13,857,999 km (0.118 R)
• M22: 16,241,691 km (0.095 R)
• M23: 18,347,431 km (0.097 R)
• M24: 19,558,426 km (0.08 R)
• M25: 21,081,033 km (0.059 R)
• M26: 21,671,944 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.8

Radius: 10.5

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.92 AU - 4.82 AU

Year: 4017 Days

Day: 9.2 Hours

Environment

Temp: -167 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,775,501 km

• M1: 132,095 km (0.117 R)
• M2: 505,491 km (0.026 R)
• M3: 1,738,028 km (0.078 R)
• M4: 3,336,781 km (0.032 R)
• M5: 3,736,356 km (0.115 R)
• M6: 4,753,622 km (0.041 R)
• M7: 5,528,389 km (0.092 R)
• M8: 8,542,936 km (0.113 R)
• M9: 9,967,856 km (0.075 R)
• M10: 12,137,174 km (0.117 R)
• M11: 15,081,111 km (0.104 R)
• M12: 16,010,712 km (0.095 R)
• M13: 16,632,291 km (0.089 R)
• M14: 18,409,514 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.9

Radius: 12

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 3.97 AU - 5.41 AU

Year: 4466 Days

Day: 8.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,775,501 km

• M1: 213,626 km (0.055 R)
• M2: 839,094 km (0.101 R)
• M3: 1,357,301 km (0.101 R)
• M4: 1,913,806 km (0.075 R)
• M5: 2,446,972 km (0.113 R)
• M6: 3,317,931 km (0.115 R)
• M7: 4,339,385 km (0.113 R)
• M8: 5,215,580 km (0.089 R)
• M9: 5,947,263 km (0.12 R)
• M10: 6,412,513 km (0.082 R)
• M11: 7,317,879 km (0.099 R)
• M12: 7,716,557 km (0.085 R)
• M13: 11,058,275 km (0.074 R)
• M14: 12,358,878 km (0.089 R)
• M15: 13,264,694 km (0.084 R)
• M16: 14,523,410 km (0.119 R)
• M17: 15,915,269 km (0.032 R)
• M18: 16,473,568 km (0.047 R)
• M19: 19,087,192 km (0.117 R)
• M20: 21,422,265 km (0.117 R)
• M21: 22,241,164 km (0.11 R)
• M22: 23,580,364 km (0.119 R)
• M23: 24,014,348 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 408.2

Radius: 8

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7.31 AU - 12.05 AU

Year: 13243 Days

Day: 17.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 56,775,501 km

• M1: 99,931 km (0.047 R)
• M2: 355,145 km (0.119 R)
• M3: 923,468 km (0.1 R)
• M4: 1,283,400 km (0.082 R)
• M5: 1,645,876 km (0.118 R)
• M6: 2,598,365 km (0.108 R)
• M7: 2,978,942 km (0.107 R)
• M8: 3,619,371 km (0.088 R)
• M9: 3,932,180 km (0.041 R)
• M10: 4,948,847 km (0.072 R)
• M11: 6,094,767 km (0.047 R)
• M12: 8,854,698 km (0.086 R)
• M13: 9,184,262 km (0.104 R)
• M14: 10,018,569 km (0.051 R)
• M15: 11,335,928 km (0.118 R)
• M16: 12,705,796 km (0.097 R)
• M17: 13,928,908 km (0.098 R)
• M18: 16,325,167 km (0.104 R)
• M19: 18,905,880 km (0.103 R)
• M20: 20,090,844 km (0.1 R)
• M21: 22,607,978 km (0.079 R)
• M22: 26,088,672 km (0.111 R)
• M23: 27,456,296 km (0.057 R)
• M24: 27,956,102 km (0.066 R)
• M25: 29,076,889 km (0.07 R)
• M26: 31,408,223 km (0.059 R)
• M27: 32,842,866 km (0.074 R)
• M28: 33,519,497 km (0.109 R)
• M29: 35,842,154 km (0.07 R)
• M30: 38,768,587 km (0.069 R)
• M31: 40,033,437 km (0.069 R)
• M32: 41,325,813 km (0.029 R)
• M33: 44,540,223 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 178

Radius: 6.7

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 14.07 AU - 18.43 AU

Year: 28804 Days

Day: 21.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 56,775,501 km

• M1: 83,476 km (0.074 R)
• M2: 346,169 km (0.047 R)
• M3: 741,706 km (0.046 R)
• M4: 1,440,777 km (0.044 R)
• M5: 1,997,730 km (0.035 R)
• M6: 2,325,798 km (0.086 R)
• M7: 3,723,341 km (0.065 R)
• M8: 3,952,525 km (0.083 R)
• M9: 4,283,137 km (0.108 R)
• M10: 5,793,776 km (0.049 R)
• M11: 6,752,549 km (0.057 R)
• M12: 7,094,529 km (0.043 R)
• M13: 8,047,318 km (0.107 R)
• M14: 9,031,523 km (0.077 R)
• M15: 10,484,268 km (0.103 R)
• M16: 15,325,853 km (0.046 R)
• M17: 19,785,665 km (0.094 R)
• M18: 21,112,448 km (0.109 R)
• M19: 21,476,121 km (0.115 R)
• M20: 24,337,629 km (0.062 R)
• M21: 25,963,159 km (0.094 R)
• M22: 28,204,584 km (0.111 R)
• M23: 36,473,756 km (0.103 R)
• M24: 40,105,843 km (0.077 R)
• M25: 42,080,684 km (0.107 R)
• M26: 44,267,656 km (0.099 R)
• M27: 48,708,468 km (0.101 R)
• M28: 54,793,661 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 135.7

Radius: 4.6

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 12.51 AU - 20.11 AU

Year: 28963 Days

Day: 16.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,775,501 km

• M1: 57,595 km (0.099 R)
• M2: 434,133 km (0.061 R)
• M3: 686,205 km (0.108 R)
• M4: 1,469,350 km (0.094 R)
• M5: 1,714,392 km (0.086 R)
• M6: 4,411,192 km (0.104 R)
• M7: 4,855,797 km (0.038 R)
• M8: 9,238,716 km (0.073 R)
• M9: 13,314,809 km (0.037 R)
• M10: 14,104,835 km (0.034 R)
• M11: 17,500,707 km (0.095 R)
• M12: 19,678,852 km (0.062 R)
• M13: 22,394,801 km (0.072 R)
• M14: 23,134,114 km (0.071 R)
• M15: 25,951,042 km (0.081 R)
• M16: 26,356,602 km (0.109 R)
• M17: 29,096,935 km (0.112 R)
• M18: 32,488,020 km (0.106 R)
• M19: 34,035,909 km (0.057 R)
• M20: 40,311,989 km (0.091 R)
• M21: 42,657,683 km (0.113 R)
• M22: 43,080,896 km (0.084 R)
• M23: 44,511,799 km (0.087 R)
• M24: 47,016,367 km (0.114 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 438 - 13,777 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit