🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.57 AU - 0.63 AU

Year: 174 Days

Day: 44.9 Hours

Environment

Temp: 121 °C

Axial Tilt: 12.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.72 AU - 2.21 AU

Year: 1028 Days

Day: 14 Hours

Environment

Temp: -69 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.41 AU - 3.51 AU

Year: 2412 Days

Day: 18 Hours

Environment

Temp: -120 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.84 AU - 4.18 AU

Year: 2464 Days

Day: 18.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,568,010 km

• M1: 359,184 km (0.09 R)

Asteroid Belt

Center: 5.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.9

Radius: 13.2

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.96 AU - 9.88 AU

Year: 8352 Days

Day: 13.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 103,568,010 km

• M1: 164,109 km (0.11 R)
• M2: 584,628 km (0.102 R)
• M3: 1,588,281 km (0.078 R)
• M4: 2,630,828 km (0.039 R)
• M5: 3,457,805 km (0.11 R)
• M6: 3,913,779 km (0.07 R)
• M7: 4,514,265 km (0.047 R)
• M8: 5,198,825 km (0.106 R)
• M9: 6,610,730 km (0.08 R)
• M10: 7,524,922 km (0.1 R)
• M11: 13,099,687 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 47.3

Radius: 5.6

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 9.75 AU - 14.93 AU

Year: 16244 Days

Day: 20.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 103,568,010 km

• M1: 79,287 km (0.057 R)
• M2: 609,163 km (0.051 R)
• M3: 885,021 km (0.103 R)
• M4: 1,344,735 km (0.112 R)
• M5: 2,077,765 km (0.07 R)
• M6: 3,397,068 km (0.102 R)
• M7: 3,858,877 km (0.101 R)
• M8: 4,457,269 km (0.091 R)
• M9: 5,608,125 km (0.096 R)
• M10: 9,287,036 km (0.1 R)
• M11: 11,053,039 km (0.041 R)
• M12: 11,596,079 km (0.05 R)
• M13: 13,433,290 km (0.087 R)
• M14: 16,481,347 km (0.101 R)
• M15: 19,960,993 km (0.113 R)
• M16: 22,654,204 km (0.096 R)
• M17: 24,730,922 km (0.119 R)
• M18: 24,960,704 km (0.114 R)
• M19: 26,051,721 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 108.8

Radius: 8

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 12.08 AU - 13.24 AU

Year: 16880 Days

Day: 24.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 103,568,010 km

• M1: 99,483 km (0.109 R)
• M2: 388,655 km (0.083 R)
• M3: 666,159 km (0.1 R)
• M4: 1,080,545 km (0.094 R)
• M5: 1,382,733 km (0.08 R)
• M6: 1,943,576 km (0.072 R)
• M7: 2,395,959 km (0.025 R)
• M8: 2,799,275 km (0.105 R)
• M9: 3,247,321 km (0.091 R)
• M10: 5,025,591 km (0.086 R)
• M11: 5,594,512 km (0.12 R)
• M12: 7,675,717 km (0.064 R)
• M13: 8,066,766 km (0.087 R)
• M14: 10,132,264 km (0.077 R)
• M15: 10,892,819 km (0.09 R)
• M16: 19,032,140 km (0.098 R)
• M17: 22,086,779 km (0.039 R)
• M18: 23,607,292 km (0.06 R)
• M19: 25,973,332 km (0.087 R)
• M20: 28,585,760 km (0.116 R)
• M21: 31,666,428 km (0.12 R)

Asteroid Belt

Center: 16.08 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 19.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.6

Radius: 6

Gravity: 18.43 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 16.54 AU - 22.46 AU

Year: 32269 Days

Day: 20.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 103,568,010 km

• M1: 74,799 km (0.117 R)
• M2: 601,234 km (0.075 R)
• M3: 1,333,815 km (0.083 R)
• M4: 1,914,703 km (0.12 R)
• M5: 2,370,977 km (0.072 R)
• M6: 2,785,961 km (0.072 R)
• M7: 4,823,185 km (0.078 R)
• M8: 5,316,858 km (0.071 R)
• M9: 5,934,697 km (0.064 R)
• M10: 7,312,344 km (0.063 R)
• M11: 7,633,231 km (0.109 R)
• M12: 9,256,219 km (0.099 R)
• M13: 15,136,163 km (0.095 R)
• M14: 15,745,475 km (0.087 R)
• M15: 25,707,197 km (0.041 R)
• M16: 26,076,255 km (0.065 R)
• M17: 36,338,968 km (0.082 R)
• M18: 36,959,800 km (0.075 R)
• M19: 43,561,554 km (0.07 R)
• M20: 46,408,251 km (0.076 R)
• M21: 50,714,277 km (0.06 R)
• M22: 53,661,654 km (0.117 R)
• M23: 61,854,830 km (0.096 R)
• M24: 63,408,404 km (0.105 R)
• M25: 70,362,311 km (0.064 R)
• M26: 72,055,011 km (0.059 R)
• M27: 77,295,425 km (0.059 R)
• M28: 81,190,355 km (0.088 R)
• M29: 87,691,130 km (0.111 R)
• M30: 92,500,103 km (0.085 R)
• M31: 99,584,011 km (0.095 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: 496 - 12,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit