🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.96 AU - 1.22 AU

Year: 416 Days

Day: 26.4 Hours

Environment

Temp: 16 °C

Axial Tilt: 28.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.04 AU - 1.44 AU

Year: 504 Days

Day: 19.1 Hours

Environment

Temp: 5 °C

Axial Tilt: 34.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.14 AU - 3.46 AU

Year: 1711 Days

Day: 33.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.1 AU - 4.42 AU

Year: 2663 Days

Day: 26 Hours

Environment

Temp: -118 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.03 AU - 5.19 AU

Year: 3615 Days

Day: 37.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.8

Radius: 14.8

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.76 AU - 6.16 AU

Year: 5314 Days

Day: 14.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 24,987,077 km

• M1: 201,957 km (0.027 R)
• M2: 706,252 km (0.115 R)
• M3: 1,204,113 km (0.07 R)
• M4: 1,856,958 km (0.048 R)
• M5: 4,290,317 km (0.104 R)
• M6: 5,753,534 km (0.075 R)
• M7: 8,861,131 km (0.084 R)
• M8: 10,641,495 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.4

Radius: 9.2

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.84 AU - 7.26 AU

Year: 5435 Days

Day: 14.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,987,077 km

• M1: 115,041 km (0.07 R)
• M2: 427,551 km (0.071 R)
• M3: 954,883 km (0.085 R)
• M4: 1,809,835 km (0.038 R)
• M5: 3,394,076 km (0.074 R)
• M6: 5,246,248 km (0.082 R)
• M7: 5,836,711 km (0.116 R)
• M8: 9,015,067 km (0.112 R)
• M9: 9,602,687 km (0.084 R)
• M10: 10,037,868 km (0.076 R)
• M11: 12,930,941 km (0.116 R)
• M12: 13,952,245 km (0.118 R)
• M13: 15,912,576 km (0.083 R)
• M14: 17,788,982 km (0.079 R)
• M15: 19,324,006 km (0.093 R)
• M16: 19,738,691 km (0.112 R)
• M17: 20,229,821 km (0.105 R)
• M18: 21,090,757 km (0.081 R)
• M19: 22,201,072 km (0.079 R)
• M20: 22,808,888 km (0.059 R)
• M21: 30,525,296 km (0.043 R)
• M22: 32,040,872 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.2

Radius: 12.7

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 7.69 AU - 8.09 AU

Year: 8095 Days

Day: 9.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 24,987,077 km

• M1: 158,723 km (0.059 R)
• M2: 1,047,185 km (0.111 R)
• M3: 1,519,914 km (0.094 R)
• M4: 1,928,915 km (0.056 R)
• M5: 2,359,009 km (0.114 R)
• M6: 2,813,038 km (0.047 R)
• M7: 3,775,252 km (0.063 R)
• M8: 4,596,993 km (0.049 R)
• M9: 5,502,509 km (0.064 R)
• M10: 6,274,434 km (0.109 R)
• M11: 6,741,927 km (0.089 R)
• M12: 7,310,399 km (0.077 R)
• M13: 7,747,375 km (0.046 R)
• M14: 11,524,571 km (0.098 R)
• M15: 13,365,971 km (0.117 R)
• M16: 14,886,185 km (0.061 R)
• M17: 17,483,802 km (0.054 R)
• M18: 19,753,651 km (0.092 R)
• M19: 20,214,711 km (0.088 R)
• M20: 20,682,953 km (0.085 R)
• M21: 21,238,410 km (0.101 R)
• M22: 21,641,127 km (0.105 R)
• M23: 22,296,216 km (0.116 R)
• M24: 24,516,997 km (0.046 R)
• M25: 27,069,585 km (0.116 R)
• M26: 34,882,932 km (0.077 R)
• M27: 39,180,281 km (0.077 R)
• M28: 42,403,068 km (0.047 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.1

Radius: 9.1

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 6.64 AU - 10.94 AU

Year: 9519 Days

Day: 7.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 24,987,077 km

• M1: 141,968 km (0.086 R)
• M2: 701,165 km (0.092 R)
• M3: 2,049,640 km (0.095 R)
• M4: 2,679,148 km (0.05 R)
• M5: 2,986,123 km (0.118 R)
• M6: 5,379,240 km (0.113 R)
• M7: 8,108,055 km (0.11 R)
• M8: 15,551,147 km (0.097 R)
• M9: 16,948,691 km (0.098 R)
• M10: 17,296,207 km (0.089 R)
• M11: 19,356,169 km (0.104 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 17,652 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit