🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.89 AU - 1.09 AU

Year: 348 Days

Day: 34.6 Hours

Environment

Temp: 81 °C

Axial Tilt: 21.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.16 AU - 1.76 AU

Year: 623 Days

Day: 42.7 Hours

Environment

Temp: -11 °C

Axial Tilt: 25.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.61 AU - 2.07 AU

Year: 881 Days

Day: 42.2 Hours

Environment

Temp: -50 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.89 AU - 3.25 AU

Year: 1899 Days

Day: 20.9 Hours

Environment

Temp: -89 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,113,357 km

• M1: 87,515 km (0.105 R)

Asteroid Belt

Center: 3.92 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.7 AU - 5.84 AU

Year: 3679 Days

Day: 41.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,113,357 km

• M1: 2,732,256 km (0.096 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.03 AU - 5.87 AU

Year: 3889 Days

Day: 24.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.4

Radius: 14.5

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 7.83 AU - 12.21 AU

Year: 11200 Days

Day: 14.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 88,113,357 km

• M1: 180,565 km (0.072 R)
• M2: 724,502 km (0.12 R)
• M3: 1,235,379 km (0.112 R)
• M4: 2,327,743 km (0.118 R)
• M5: 3,705,988 km (0.054 R)
• M6: 4,348,511 km (0.091 R)
• M7: 5,300,552 km (0.117 R)
• M8: 6,218,933 km (0.08 R)
• M9: 6,876,565 km (0.104 R)
• M10: 7,930,034 km (0.111 R)
• M11: 9,002,201 km (0.113 R)
• M12: 16,697,815 km (0.075 R)
• M13: 18,178,236 km (0.103 R)
• M14: 19,598,518 km (0.106 R)
• M15: 20,560,582 km (0.114 R)
• M16: 26,647,570 km (0.118 R)
• M17: 28,198,750 km (0.12 R)
• M18: 29,043,978 km (0.102 R)
• M19: 33,839,786 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 564.2

Radius: 5.7

Gravity: 17.37 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 17.75 AU - 20.39 AU

Year: 29405 Days

Day: 18.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 88,113,357 km

• M1: 70,909 km (0.108 R)
• M2: 375,640 km (0.108 R)
• M3: 1,616,854 km (0.099 R)
• M4: 2,008,351 km (0.112 R)
• M5: 2,534,188 km (0.109 R)
• M6: 3,322,718 km (0.082 R)
• M7: 5,207,651 km (0.119 R)
• M8: 6,947,026 km (0.072 R)
• M9: 7,551,850 km (0.093 R)
• M10: 8,808,472 km (0.081 R)
• M11: 9,638,142 km (0.115 R)
• M12: 15,486,222 km (0.065 R)
• M13: 16,167,341 km (0.105 R)
• M14: 18,143,679 km (0.076 R)
• M15: 18,804,752 km (0.061 R)
• M16: 19,189,667 km (0.113 R)
• M17: 25,028,921 km (0.115 R)
• M18: 30,872,662 km (0.086 R)
• M19: 31,678,396 km (0.093 R)
• M20: 32,360,563 km (0.115 R)
• M21: 35,478,781 km (0.077 R)
• M22: 39,415,149 km (0.117 R)
• M23: 43,969,357 km (0.066 R)
• M24: 47,251,834 km (0.116 R)
• M25: 50,323,976 km (0.049 R)
• M26: 54,299,539 km (0.109 R)
• M27: 67,697,225 km (0.091 R)
• M28: 68,374,305 km (0.094 R)
• M29: 69,971,562 km (0.112 R)
• M30: 73,003,462 km (0.104 R)
• M31: 83,654,830 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 420.9

Radius: 5.8

Gravity: 12.51 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 16.27 AU - 23.91 AU

Year: 31796 Days

Day: 21.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 88,113,357 km

• M1: 143,016 km (0.079 R)
• M2: 324,179 km (0.051 R)
• M3: 1,710,502 km (0.064 R)
• M4: 2,449,216 km (0.102 R)
• M5: 3,066,607 km (0.115 R)
• M6: 3,441,649 km (0.087 R)
• M7: 4,677,925 km (0.083 R)
• M8: 5,416,041 km (0.04 R)
• M9: 6,502,122 km (0.091 R)
• M10: 7,219,593 km (0.116 R)
• M11: 7,882,910 km (0.067 R)
• M12: 9,154,642 km (0.113 R)
• M13: 14,640,246 km (0.09 R)
• M14: 15,204,679 km (0.094 R)
• M15: 18,899,447 km (0.097 R)
• M16: 19,762,477 km (0.085 R)
• M17: 20,451,525 km (0.077 R)
• M18: 20,651,388 km (0.048 R)
• M19: 27,877,414 km (0.114 R)
• M20: 30,529,784 km (0.084 R)
• M21: 32,524,223 km (0.103 R)
• M22: 52,254,536 km (0.116 R)
• M23: 52,628,082 km (0.059 R)
• M24: 70,432,772 km (0.088 R)
• M25: 78,453,163 km (0.119 R)
• M26: 86,799,377 km (0.097 R)

Kuiper Belt

Range: 31.1 - 59.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 19,781 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit