🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.5 AU - 0.62 AU

Year: 275 Days

Day: 20.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 27.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,512,630 km

• M1: 58,493 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.51 AU - 0.69 AU

Year: 305 Days

Day: 15.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89

Radius: 13.4

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.64 AU - 0.8 AU

Year: 401 Days

Day: 11.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 60,512,630 km

• M1: 166,652 km (0.073 R)
• M2: 675,434 km (0.088 R)
• M3: 1,491,341 km (0.09 R)
• M4: 2,009,399 km (0.105 R)
• M5: 2,609,436 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.7

Radius: 11.2

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.64 AU - 0.88 AU

Year: 435 Days

Day: 9.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 60,512,630 km

• M1: 139,276 km (0.079 R)
• M2: 560,394 km (0.119 R)
• M3: 1,448,706 km (0.085 R)
• M4: 1,844,991 km (0.104 R)
• M5: 2,612,876 km (0.053 R)
• M6: 3,196,607 km (0.092 R)
• M7: 4,177,820 km (0.102 R)
• M8: 4,838,294 km (0.042 R)
• M9: 5,201,967 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.7

Radius: 8.6

Gravity: 12.88 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.65 AU - 0.99 AU

Year: 487 Days

Day: 12.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,512,630 km

• M1: 106,962 km (0.094 R)
• M2: 730,636 km (0.116 R)
• M3: 1,106,725 km (0.084 R)
• M4: 1,514,230 km (0.044 R)
• M5: 1,898,247 km (0.098 R)
• M6: 2,990,162 km (0.106 R)
• M7: 3,266,320 km (0.074 R)
• M8: 4,199,362 km (0.097 R)
• M9: 4,735,820 km (0.1 R)
• M10: 5,386,720 km (0.043 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.6

Radius: 9.7

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.15 AU - 1.31 AU

Year: 895 Days

Day: 6.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 141 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 60,512,630 km

• M1: 120,576 km (0.115 R)
• M2: 422,913 km (0.118 R)
• M3: 1,072,617 km (0.088 R)
• M4: 1,554,322 km (0.078 R)
• M5: 1,883,886 km (0.025 R)
• M6: 2,251,149 km (0.091 R)
• M7: 3,155,617 km (0.09 R)
• M8: 5,193,290 km (0.114 R)
• M9: 6,301,362 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.3

Radius: 10.4

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.53 AU - 2.61 AU

Year: 2703 Days

Day: 11.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,512,630 km

• M1: 129,402 km (0.103 R)
• M2: 473,028 km (0.118 R)
• M3: 964,906 km (0.08 R)
• M4: 1,525,449 km (0.078 R)
• M5: 2,879,161 km (0.09 R)
• M6: 3,491,315 km (0.11 R)
• M7: 4,128,303 km (0.063 R)
• M8: 4,644,864 km (0.073 R)
• M9: 5,536,468 km (0.079 R)
• M10: 6,403,387 km (0.109 R)
• M11: 6,785,759 km (0.087 R)
• M12: 7,417,511 km (0.115 R)
• M13: 8,798,300 km (0.077 R)
• M14: 9,168,853 km (0.06 R)
• M15: 10,380,596 km (0.088 R)
• M16: 11,416,412 km (0.068 R)
• M17: 15,369,236 km (0.048 R)
• M18: 16,815,698 km (0.068 R)
• M19: 17,230,234 km (0.047 R)
• M20: 17,598,544 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 527.3

Radius: 13.7

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 3.63 AU - 4.41 AU

Year: 5287 Days

Day: 11.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,512,630 km

• M1: 170,392 km (0.097 R)
• M2: 707,748 km (0.091 R)
• M3: 1,224,758 km (0.098 R)
• M4: 2,081,355 km (0.054 R)
• M5: 2,737,791 km (0.12 R)
• M6: 3,192,119 km (0.114 R)
• M7: 4,116,185 km (0.099 R)
• M8: 5,051,770 km (0.057 R)
• M9: 5,514,327 km (0.044 R)
• M10: 6,683,584 km (0.114 R)
• M11: 7,242,482 km (0.069 R)
• M12: 7,690,827 km (0.104 R)
• M13: 8,416,975 km (0.087 R)
• M14: 8,874,295 km (0.081 R)
• M15: 13,668,757 km (0.054 R)
• M16: 14,572,029 km (0.085 R)
• M17: 15,628,041 km (0.043 R)
• M18: 17,582,836 km (0.097 R)
• M19: 20,917,073 km (0.099 R)
• M20: 22,405,273 km (0.114 R)
• M21: 24,420,955 km (0.109 R)
• M22: 28,553,746 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 813

Radius: 4.3

Gravity: 43.97 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 6.22 AU - 10.06 AU

Year: 15235 Days

Day: 21.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 60,512,630 km

• M1: 57,146 km (0.104 R)
• M2: 211,382 km (0.084 R)
• M3: 657,632 km (0.093 R)
• M4: 808,128 km (0.078 R)
• M5: 970,142 km (0.099 R)
• M6: 1,495,979 km (0.109 R)
• M7: 2,151,965 km (0.069 R)
• M8: 2,555,132 km (0.104 R)
• M9: 3,737,553 km (0.111 R)
• M10: 4,286,278 km (0.098 R)
• M11: 5,135,097 km (0.112 R)
• M12: 5,280,655 km (0.095 R)
• M13: 5,656,595 km (0.118 R)
• M14: 6,546,104 km (0.055 R)
• M15: 9,117,841 km (0.099 R)
• M16: 9,331,466 km (0.068 R)
• M17: 9,880,341 km (0.067 R)
• M18: 10,105,785 km (0.088 R)
• M19: 14,483,467 km (0.111 R)
• M20: 16,210,276 km (0.088 R)
• M21: 16,921,913 km (0.119 R)
• M22: 22,592,719 km (0.111 R)
• M23: 22,984,067 km (0.05 R)
• M24: 24,492,313 km (0.117 R)
• M25: 43,357,352 km (0.042 R)
• M26: 48,511,149 km (0.118 R)
• M27: 49,326,008 km (0.06 R)
• M28: 54,758,356 km (0.092 R)
• M29: 55,641,582 km (0.073 R)
• M30: 58,715,668 km (0.047 R)
• M31: 61,901,205 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 474.8

Radius: 3.2

Gravity: 46.37 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.85 AU - 9.69 AU

Year: 17038 Days

Day: 21.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,512,630 km

• M1: 39,793 km (0.109 R)
• M2: 163,660 km (0.118 R)
• M3: 264,938 km (0.074 R)
• M4: 886,218 km (0.026 R)
• M5: 1,947,914 km (0.066 R)
• M6: 3,254,352 km (0.063 R)
• M7: 6,120,049 km (0.104 R)
• M8: 7,967,583 km (0.103 R)
• M9: 11,180,047 km (0.051 R)
• M10: 11,536,240 km (0.084 R)
• M11: 12,084,516 km (0.115 R)
• M12: 14,945,874 km (0.079 R)
• M13: 20,340,673 km (0.084 R)
• M14: 23,855,924 km (0.113 R)
• M15: 25,246,885 km (0.075 R)
• M16: 26,376,947 km (0.074 R)
• M17: 42,671,297 km (0.045 R)
• M18: 49,947,587 km (0.108 R)
• M19: 51,724,062 km (0.076 R)
• M20: 56,782,265 km (0.112 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 12,756 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit