🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.44 AU - 0.58 AU

Year: 137 Days

Day: 41.1 Hours

Environment

Temp: 196 °C

Axial Tilt: 15.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.59 AU - 0.93 AU

Year: 250 Days

Day: 21.8 Hours

Environment

Temp: 150 °C

Axial Tilt: 31.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 27,445,887 km

• M1: 190,887 km (0.056 R)
• M2: 552,016 km (0.091 R)

Asteroid Belt

Center: 1.17 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.22 AU - 1.92 AU

Year: 741 Days

Day: 39.6 Hours

Environment

Temp: -63 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 27,445,887 km

• M1: 45,777 km (0.067 R)
• M2: 119,828 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.2

Radius: 8.2

Gravity: 11.57 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.39 AU - 4.47 AU

Year: 3513 Days

Day: 13.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 27,445,887 km

• M1: 102,026 km (0.091 R)
• M2: 480,209 km (0.098 R)
• M3: 812,466 km (0.066 R)
• M4: 1,156,092 km (0.097 R)
• M5: 2,361,702 km (0.096 R)
• M6: 2,966,077 km (0.118 R)
• M7: 4,694,232 km (0.094 R)
• M8: 5,272,876 km (0.102 R)
• M9: 6,040,463 km (0.097 R)
• M10: 7,493,507 km (0.097 R)
• M11: 8,354,891 km (0.115 R)
• M12: 11,422,845 km (0.07 R)
• M13: 13,280,252 km (0.112 R)
• M14: 14,280,762 km (0.058 R)
• M15: 15,010,501 km (0.099 R)
• M16: 15,984,832 km (0.077 R)
• M17: 23,656,061 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644

Radius: 13.4

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.21 AU - 4.87 AU

Year: 3644 Days

Day: 8.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,445,887 km

• M1: 174,431 km (0.039 R)
• M2: 752,926 km (0.064 R)
• M3: 1,285,943 km (0.087 R)
• M4: 2,179,491 km (0.043 R)
• M5: 2,797,779 km (0.057 R)
• M6: 3,359,819 km (0.063 R)
• M7: 5,700,576 km (0.114 R)
• M8: 6,975,300 km (0.109 R)
• M9: 7,581,321 km (0.114 R)
• M10: 8,153,234 km (0.101 R)
• M11: 8,789,922 km (0.096 R)
• M12: 11,197,999 km (0.1 R)
• M13: 11,763,329 km (0.063 R)
• M14: 16,159,263 km (0.113 R)
• M15: 19,675,561 km (0.102 R)
• M16: 20,116,575 km (0.04 R)
• M17: 21,281,045 km (0.073 R)
• M18: 22,014,374 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.4

Radius: 12.9

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.58 AU - 6.32 AU

Year: 4793 Days

Day: 10.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 27,445,887 km

• M1: 163,810 km (0.102 R)
• M2: 661,671 km (0.082 R)
• M3: 1,316,760 km (0.113 R)
• M4: 1,824,645 km (0.062 R)
• M5: 2,449,216 km (0.064 R)
• M6: 3,330,049 km (0.099 R)
• M7: 4,310,214 km (0.102 R)
• M8: 5,147,812 km (0.11 R)
• M9: 5,814,121 km (0.078 R)
• M10: 13,429,999 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.8

Radius: 10.7

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 9.45 AU - 9.71 AU

Year: 11171 Days

Day: 14.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,445,887 km

• M1: 133,142 km (0.077 R)
• M2: 534,364 km (0.061 R)
• M3: 1,338,452 km (0.037 R)
• M4: 3,212,913 km (0.046 R)
• M5: 4,994,624 km (0.096 R)
• M6: 5,535,420 km (0.104 R)
• M7: 6,148,323 km (0.059 R)
• M8: 6,488,808 km (0.12 R)
• M9: 10,818,918 km (0.071 R)
• M10: 18,612,369 km (0.067 R)
• M11: 19,111,128 km (0.109 R)
• M12: 20,585,415 km (0.108 R)
• M13: 21,505,592 km (0.109 R)
• M14: 29,493,370 km (0.099 R)
• M15: 36,529,706 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.4

Radius: 10.1

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 8.34 AU - 12.56 AU

Year: 12726 Days

Day: 13.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,445,887 km

• M1: 125,662 km (0.106 R)
• M2: 584,030 km (0.115 R)
• M3: 1,098,497 km (0.107 R)
• M4: 1,672,504 km (0.109 R)
• M5: 2,998,390 km (0.091 R)
• M6: 3,520,187 km (0.055 R)
• M7: 4,262,492 km (0.071 R)
• M8: 5,346,628 km (0.104 R)
• M9: 9,178,877 km (0.105 R)
• M10: 9,780,410 km (0.064 R)
• M11: 12,071,202 km (0.077 R)
• M12: 14,430,659 km (0.105 R)
• M13: 15,024,413 km (0.025 R)
• M14: 22,030,082 km (0.087 R)
• M15: 22,962,525 km (0.097 R)
• M16: 25,839,292 km (0.084 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 19,019 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit