🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.41 AU - 0.59 AU

Year: 134 Days

Day: 24.5 Hours

Environment

Temp: 161 °C

Axial Tilt: 28.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.08 AU - 1.38 AU

Year: 517 Days

Day: 29.8 Hours

Environment

Temp: -32 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.23 AU - 1.49 AU

Year: 601 Days

Day: 17.6 Hours

Environment

Temp: -49 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.39 AU - 1.47 AU

Year: 648 Days

Day: 14.8 Hours

Environment

Temp: -48 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 95,702,645 km

• M1: 43,383 km (0.109 R)
• M2: 503,247 km (0.119 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.42 AU - 1.76 AU

Year: 759 Days

Day: 23.6 Hours

Environment

Temp: -47 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.69 AU - 2.61 AU

Year: 1194 Days

Day: 23.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,702,645 km

• M1: 1,102,836 km (0.047 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.12 AU - 2.42 AU

Year: 1295 Days

Day: 24.7 Hours

Environment

Temp: -93 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,702,645 km

• M1: 372,798 km (0.034 R)

Asteroid Belt

Center: 6.82 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.1

Radius: 10.9

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 11.2 AU - 11.52 AU

Year: 14502 Days

Day: 6.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 95,702,645 km

• M1: 136,433 km (0.106 R)
• M2: 893,249 km (0.069 R)
• M3: 1,480,271 km (0.097 R)
• M4: 1,900,791 km (0.04 R)
• M5: 2,400,896 km (0.087 R)
• M6: 2,822,313 km (0.067 R)
• M7: 3,203,489 km (0.114 R)
• M8: 3,595,136 km (0.086 R)
• M9: 4,420,318 km (0.048 R)
• M10: 5,057,754 km (0.072 R)
• M11: 5,656,595 km (0.088 R)
• M12: 6,444,227 km (0.078 R)
• M13: 8,194,971 km (0.108 R)
• M14: 8,799,197 km (0.096 R)
• M15: 14,074,317 km (0.119 R)
• M16: 14,565,597 km (0.1 R)
• M17: 15,647,339 km (0.102 R)
• M18: 18,258,271 km (0.107 R)
• M19: 19,214,351 km (0.096 R)
• M20: 19,743,029 km (0.1 R)
• M21: 20,514,805 km (0.093 R)
• M22: 22,449,404 km (0.114 R)
• M23: 22,867,231 km (0.098 R)
• M24: 23,632,424 km (0.056 R)
• M25: 27,052,830 km (0.104 R)
• M26: 27,621,452 km (0.078 R)
• M27: 28,489,269 km (0.04 R)
• M28: 35,305,845 km (0.11 R)
• M29: 39,391,663 km (0.114 R)
• M30: 41,110,692 km (0.055 R)
• M31: 41,988,682 km (0.036 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 866.4

Radius: 7

Gravity: 17.68 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 12.56 AU - 20.18 AU

Year: 25085 Days

Day: 21.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 95,702,645 km

• M1: 87,515 km (0.082 R)
• M2: 343,776 km (0.045 R)
• M3: 1,147,416 km (0.088 R)
• M4: 1,376,001 km (0.117 R)
• M5: 4,969,641 km (0.05 R)
• M6: 7,427,085 km (0.092 R)
• M7: 9,212,985 km (0.079 R)
• M8: 11,198,897 km (0.118 R)
• M9: 14,322,051 km (0.094 R)
• M10: 15,822,219 km (0.098 R)
• M11: 17,794,368 km (0.073 R)
• M12: 18,169,858 km (0.068 R)
• M13: 20,534,253 km (0.068 R)
• M14: 22,111,762 km (0.105 R)
• M15: 23,318,867 km (0.027 R)
• M16: 27,451,359 km (0.111 R)
• M17: 28,973,667 km (0.102 R)
• M18: 29,362,771 km (0.058 R)
• M19: 29,755,465 km (0.091 R)
• M20: 38,052,762 km (0.068 R)
• M21: 41,400,762 km (0.117 R)
• M22: 54,561,485 km (0.112 R)
• M23: 61,116,265 km (0.037 R)
• M24: 65,468,815 km (0.076 R)
• M25: 72,855,210 km (0.1 R)
• M26: 81,548,791 km (0.078 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 18,716 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit