🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.9 AU - 0.9 AU

Year: 320 Days

Day: 42.6 Hours

Environment

Temp: 39 °C

Axial Tilt: 2.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.78 AU - 1.02 AU

Year: 320 Days

Day: 45.7 Hours

Environment

Temp: 18 °C

Axial Tilt: 3.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.37 AU - 1.43 AU

Year: 621 Days

Day: 31.3 Hours

Environment

Temp: -42 °C

Axial Tilt: 12.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.49 AU - 2.71 AU

Year: 1571 Days

Day: 21.8 Hours

Environment

Temp: -103 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.08 AU - 3.32 AU

Year: 1663 Days

Day: 48 Hours

Environment

Temp: -99 °C

Axial Tilt: 47.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,522,354 km

• M1: 1,538,315 km (0.119 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.87 AU - 3.17 AU

Year: 1967 Days

Day: 32.6 Hours

Environment

Temp: -101 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,522,354 km

• M1: 91,703 km (0.103 R)

Asteroid Belt

Center: 8 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 649.3

Radius: 7.4

Gravity: 11.86 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 12.63 AU - 13.33 AU

Year: 17524 Days

Day: 22.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,522,354 km

• M1: 92,152 km (0.104 R)
• M2: 2,269,250 km (0.07 R)
• M3: 3,073,039 km (0.075 R)
• M4: 4,336,393 km (0.093 R)
• M5: 4,977,121 km (0.112 R)
• M6: 5,265,097 km (0.109 R)
• M7: 15,227,418 km (0.086 R)
• M8: 15,605,751 km (0.033 R)
• M9: 17,675,288 km (0.079 R)
• M10: 19,475,100 km (0.089 R)
• M11: 21,299,745 km (0.075 R)
• M12: 24,245,925 km (0.109 R)
• M13: 25,180,014 km (0.085 R)
• M14: 26,680,631 km (0.116 R)
• M15: 37,639,423 km (0.047 R)
• M16: 39,172,651 km (0.113 R)
• M17: 40,602,358 km (0.048 R)
• M18: 42,066,472 km (0.07 R)
• M19: 58,507,278 km (0.09 R)
• M20: 66,209,624 km (0.083 R)

Asteroid Belt

Center: 14.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 256.3

Radius: 3.2

Gravity: 25.03 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 14.5 AU - 17.5 AU

Year: 23983 Days

Day: 19.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 65,522,354 km

• M1: 48,470 km (0.051 R)
• M2: 629,059 km (0.05 R)
• M3: 1,139,337 km (0.091 R)
• M4: 2,998,091 km (0.109 R)
• M5: 3,406,643 km (0.116 R)
• M6: 6,584,550 km (0.114 R)
• M7: 10,498,779 km (0.07 R)
• M8: 10,612,623 km (0.082 R)
• M9: 11,797,288 km (0.113 R)
• M10: 13,001,850 km (0.113 R)
• M11: 20,356,829 km (0.057 R)
• M12: 20,622,964 km (0.096 R)
• M13: 21,162,264 km (0.084 R)
• M14: 24,198,054 km (0.083 R)
• M15: 24,596,732 km (0.029 R)
• M16: 25,922,917 km (0.113 R)
• M17: 26,026,888 km (0.089 R)
• M18: 29,956,974 km (0.102 R)
• M19: 34,015,115 km (0.099 R)
• M20: 35,530,541 km (0.11 R)
• M21: 46,799,001 km (0.11 R)
• M22: 58,606,013 km (0.09 R)
• M23: 59,144,416 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290.9

Radius: 5

Gravity: 11.64 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 12.86 AU - 19.62 AU

Year: 24525 Days

Day: 22.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 65,522,354 km

• M1: 64,925 km (0.084 R)
• M2: 694,733 km (0.053 R)
• M3: 1,085,033 km (0.087 R)
• M4: 1,438,384 km (0.116 R)
• M5: 1,675,197 km (0.058 R)
• M6: 1,919,490 km (0.114 R)
• M7: 3,065,709 km (0.074 R)
• M8: 4,127,256 km (0.085 R)
• M9: 4,314,851 km (0.04 R)
• M10: 5,413,349 km (0.113 R)
• M11: 7,301,573 km (0.102 R)
• M12: 7,905,799 km (0.103 R)
• M13: 8,848,116 km (0.101 R)
• M14: 9,534,471 km (0.116 R)
• M15: 11,072,337 km (0.077 R)
• M16: 11,681,649 km (0.112 R)
• M17: 30,063,487 km (0.112 R)
• M18: 30,650,958 km (0.064 R)
• M19: 37,762,691 km (0.112 R)
• M20: 41,989,729 km (0.117 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 16,243 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit