🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.63 AU - 0.87 AU

Year: 243 Days

Day: 43.8 Hours

Environment

Temp: 181 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.08 AU - 1.08 AU

Year: 421 Days

Day: 25.1 Hours

Environment

Temp: -5 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.1 AU - 1.14 AU

Year: 444 Days

Day: 12.9 Hours

Environment

Temp: 6 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 67,900,145 km

• M1: 208,091 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.21 AU - 1.47 AU

Year: 581 Days

Day: 44.1 Hours

Environment

Temp: -34 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.54 AU - 2.02 AU

Year: 890 Days

Day: 43.4 Hours

Environment

Temp: -58 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.19 AU - 3.13 AU

Year: 1626 Days

Day: 40.5 Hours

Environment

Temp: -110 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,900,145 km

• M1: 630,106 km (0.109 R)

Asteroid Belt

Center: 3.8 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.9

Radius: 14.6

Gravity: 2.85 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.54 AU - 5.34 AU

Year: 4115 Days

Day: 12 Hours

Environment

Temp: -148 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,900,145 km

• M1: 183,706 km (0.095 R)
• M2: 957,426 km (0.106 R)
• M3: 2,426,029 km (0.064 R)
• M4: 3,677,714 km (0.091 R)
• M5: 4,143,263 km (0.12 R)
• M6: 5,564,742 km (0.072 R)
• M7: 6,598,612 km (0.111 R)
• M8: 8,136,778 km (0.101 R)
• M9: 10,268,398 km (0.076 R)
• M10: 10,897,756 km (0.11 R)
• M11: 11,776,943 km (0.104 R)
• M12: 15,123,447 km (0.06 R)
• M13: 17,305,482 km (0.084 R)
• M14: 18,872,370 km (0.061 R)
• M15: 22,425,768 km (0.083 R)
• M16: 24,953,972 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.5

Radius: 14.3

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 6.67 AU - 8.05 AU

Year: 7482 Days

Day: 14.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 118.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,900,145 km

• M1: 177,872 km (0.097 R)
• M2: 817,104 km (0.077 R)
• M3: 1,336,059 km (0.118 R)
• M4: 1,852,171 km (0.105 R)
• M5: 2,326,546 km (0.12 R)
• M6: 2,784,316 km (0.111 R)
• M7: 4,138,027 km (0.093 R)
• M8: 4,620,330 km (0.092 R)
• M9: 6,161,787 km (0.114 R)
• M10: 7,822,473 km (0.046 R)
• M11: 11,589,048 km (0.08 R)
• M12: 12,776,107 km (0.054 R)
• M13: 13,284,441 km (0.088 R)
• M14: 16,228,078 km (0.101 R)
• M15: 16,959,611 km (0.088 R)
• M16: 20,488,326 km (0.108 R)
• M17: 22,710,902 km (0.115 R)
• M18: 24,653,280 km (0.048 R)
• M19: 29,157,223 km (0.118 R)
• M20: 34,074,356 km (0.109 R)
• M21: 35,717,838 km (0.104 R)
• M22: 36,842,365 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548.8

Radius: 6.6

Gravity: 12.6 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 10.92 AU - 16.32 AU

Year: 18836 Days

Day: 15.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 67,900,145 km

• M1: 82,129 km (0.096 R)
• M2: 392,246 km (0.097 R)
• M3: 683,662 km (0.109 R)
• M4: 929,003 km (0.112 R)
• M5: 1,344,137 km (0.079 R)
• M6: 2,006,257 km (0.086 R)
• M7: 2,221,977 km (0.104 R)
• M8: 2,453,405 km (0.111 R)
• M9: 4,929,250 km (0.117 R)
• M10: 5,978,081 km (0.077 R)
• M11: 6,512,444 km (0.093 R)
• M12: 9,562,894 km (0.089 R)
• M13: 10,293,381 km (0.106 R)
• M14: 11,365,249 km (0.101 R)
• M15: 14,295,722 km (0.095 R)
• M16: 19,052,635 km (0.068 R)
• M17: 19,757,241 km (0.038 R)
• M18: 20,846,762 km (0.069 R)
• M19: 24,252,508 km (0.114 R)
• M20: 24,767,423 km (0.058 R)
• M21: 24,975,514 km (0.087 R)
• M22: 30,682,822 km (0.073 R)
• M23: 43,822,901 km (0.11 R)
• M24: 44,586,598 km (0.106 R)
• M25: 46,298,147 km (0.108 R)
• M26: 48,376,810 km (0.107 R)
• M27: 50,350,006 km (0.088 R)
• M28: 51,864,684 km (0.058 R)
• M29: 58,044,123 km (0.104 R)
• M30: 59,522,450 km (0.063 R)
• M31: 59,895,846 km (0.041 R)
• M32: 61,595,726 km (0.105 R)
• M33: 66,485,931 km (0.101 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: 414 - 16,764 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit