🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.44 AU - 0.64 AU

Year: 145 Days

Day: 24.7 Hours

Environment

Temp: 197 °C

Axial Tilt: 29.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.71 AU - 0.83 AU

Year: 247 Days

Day: 24.3 Hours

Environment

Temp: 170 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.13 AU - 1.19 AU

Year: 456 Days

Day: 40.8 Hours

Environment

Temp: 8 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.33 AU - 1.45 AU

Year: 599 Days

Day: 31 Hours

Environment

Temp: -31 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,321,489 km

• M1: 180,714 km (0.078 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.57 AU - 1.63 AU

Year: 739 Days

Day: 16.6 Hours

Environment

Temp: -37 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.95 AU - 2.05 AU

Year: 1033 Days

Day: 43.3 Hours

Environment

Temp: -62 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,321,489 km

• M1: 30,368 km (0.118 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.95 AU - 3.57 AU

Year: 2150 Days

Day: 45.5 Hours

Environment

Temp: -110 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.7

Radius: 9.1

Gravity: 6.75 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.58 AU - 6.74 AU

Year: 4918 Days

Day: 6.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,321,489 km

• M1: 113,096 km (0.077 R)
• M2: 401,072 km (0.099 R)
• M3: 1,006,794 km (0.026 R)
• M4: 1,420,581 km (0.081 R)
• M5: 2,512,945 km (0.119 R)
• M6: 3,362,811 km (0.109 R)
• M7: 3,650,038 km (0.042 R)
• M8: 4,111,697 km (0.117 R)
• M9: 4,465,048 km (0.104 R)
• M10: 5,850,025 km (0.08 R)
• M11: 7,675,119 km (0.081 R)
• M12: 9,203,261 km (0.102 R)
• M13: 10,747,709 km (0.114 R)
• M14: 11,058,275 km (0.118 R)
• M15: 13,099,687 km (0.049 R)
• M16: 13,919,633 km (0.069 R)
• M17: 15,661,700 km (0.071 R)
• M18: 16,940,612 km (0.098 R)
• M19: 17,483,354 km (0.111 R)
• M20: 20,576,290 km (0.032 R)
• M21: 21,263,692 km (0.098 R)
• M22: 22,323,293 km (0.064 R)
• M23: 26,915,948 km (0.086 R)
• M24: 27,407,227 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 275.7

Radius: 3.1

Gravity: 28.69 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 14.4 AU - 18.62 AU

Year: 24503 Days

Day: 15.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 64,321,489 km

• M1: 38,596 km (0.116 R)
• M2: 196,721 km (0.115 R)
• M3: 668,553 km (0.075 R)
• M4: 972,386 km (0.105 R)
• M5: 1,104,481 km (0.091 R)
• M6: 1,248,394 km (0.119 R)
• M7: 1,558,211 km (0.076 R)
• M8: 1,844,542 km (0.086 R)
• M9: 2,701,289 km (0.084 R)
• M10: 3,593,790 km (0.069 R)
• M11: 3,735,608 km (0.062 R)
• M12: 4,404,461 km (0.111 R)
• M13: 4,501,550 km (0.099 R)
• M14: 5,665,122 km (0.077 R)
• M15: 8,219,356 km (0.107 R)
• M16: 9,608,821 km (0.106 R)
• M17: 10,444,624 km (0.105 R)
• M18: 11,207,124 km (0.115 R)
• M19: 12,323,274 km (0.062 R)
• M20: 12,451,629 km (0.071 R)
• M21: 13,240,908 km (0.051 R)
• M22: 17,610,961 km (0.079 R)
• M23: 19,113,970 km (0.119 R)
• M24: 20,340,523 km (0.069 R)
• M25: 23,241,076 km (0.116 R)
• M26: 25,045,676 km (0.06 R)
• M27: 26,405,670 km (0.076 R)
• M28: 27,484,719 km (0.092 R)
• M29: 27,813,984 km (0.084 R)
• M30: 30,897,495 km (0.105 R)
• M31: 31,372,917 km (0.107 R)
• M32: 33,948,694 km (0.066 R)
• M33: 41,787,921 km (0.08 R)
• M34: 44,747,715 km (0.083 R)
• M35: 46,744,847 km (0.1 R)
• M36: 48,800,471 km (0.062 R)
• M37: 51,080,642 km (0.1 R)
• M38: 51,911,957 km (0.049 R)
• M39: 55,502,007 km (0.064 R)
• M40: 62,412,232 km (0.034 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 10,964 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit