🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.8 AU - 1.28 AU

Year: 376 Days

Day: 35.8 Hours

Environment

Temp: 67 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.26 AU - 1.38 AU

Year: 538 Days

Day: 35.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 15.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.39 AU - 1.91 AU

Year: 752 Days

Day: 24.5 Hours

Environment

Temp: -41 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.83 AU - 2.43 AU

Year: 1103 Days

Day: 16.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.64 AU - 2.8 AU

Year: 1591 Days

Day: 18.6 Hours

Environment

Temp: -81 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.12 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 2.82 AU - 4.22 AU

Year: 2343 Days

Day: 13.7 Hours

Environment

Temp: -110 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603

Radius: 14.4

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.99 AU - 7.17 AU

Year: 5319 Days

Day: 8.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,972,940 km

• M1: 192,233 km (0.112 R)
• M2: 736,919 km (0.109 R)
• M3: 1,520,214 km (0.055 R)
• M4: 2,230,055 km (0.106 R)
• M5: 2,715,201 km (0.06 R)
• M6: 3,251,809 km (0.083 R)
• M7: 3,859,176 km (0.05 R)
• M8: 4,467,441 km (0.111 R)
• M9: 5,139,285 km (0.079 R)
• M10: 8,185,547 km (0.102 R)
• M11: 9,521,755 km (0.083 R)
• M12: 10,682,934 km (0.114 R)
• M13: 12,277,198 km (0.06 R)
• M14: 15,127,785 km (0.106 R)
• M15: 18,784,107 km (0.084 R)
• M16: 20,192,421 km (0.078 R)
• M17: 23,904,244 km (0.108 R)
• M18: 29,797,502 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.9

Radius: 11.5

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 8.95 AU - 14.37 AU

Year: 14125 Days

Day: 11.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 72,972,940 km

• M1: 143,016 km (0.043 R)
• M2: 686,056 km (0.089 R)
• M3: 1,242,111 km (0.1 R)
• M4: 2,204,325 km (0.054 R)
• M5: 3,179,553 km (0.119 R)
• M6: 4,454,277 km (0.053 R)
• M7: 5,464,361 km (0.03 R)
• M8: 6,835,875 km (0.119 R)
• M9: 9,413,596 km (0.065 R)
• M10: 12,384,460 km (0.104 R)
• M11: 12,978,812 km (0.089 R)
• M12: 13,800,852 km (0.091 R)
• M13: 16,318,734 km (0.111 R)
• M14: 25,160,567 km (0.108 R)
• M15: 30,172,843 km (0.11 R)
• M16: 34,633,253 km (0.092 R)
• M17: 35,285,650 km (0.05 R)
• M18: 39,798,718 km (0.095 R)
• M19: 44,682,640 km (0.118 R)
• M20: 49,128,240 km (0.105 R)
• M21: 62,279,239 km (0.107 R)
• M22: 67,001,595 km (0.043 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 536.2

Radius: 3

Gravity: 59.58 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 12.15 AU - 18.45 AU

Year: 21231 Days

Day: 19.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 72,972,940 km

• M1: 37,549 km (0.099 R)
• M2: 142,567 km (0.1 R)
• M3: 264,339 km (0.077 R)
• M4: 359,035 km (0.054 R)
• M5: 674,836 km (0.073 R)
• M6: 924,664 km (0.088 R)
• M7: 1,246,749 km (0.086 R)
• M8: 1,349,074 km (0.108 R)
• M9: 2,006,556 km (0.098 R)
• M10: 2,754,845 km (0.057 R)
• M11: 3,440,153 km (0.062 R)
• M12: 6,998,637 km (0.105 R)
• M13: 7,370,537 km (0.077 R)
• M14: 8,883,421 km (0.081 R)
• M15: 9,598,947 km (0.103 R)
• M16: 10,895,811 km (0.112 R)
• M17: 16,349,252 km (0.113 R)
• M18: 23,377,659 km (0.026 R)
• M19: 23,480,283 km (0.111 R)
• M20: 24,311,150 km (0.076 R)
• M21: 25,485,493 km (0.085 R)
• M22: 31,177,692 km (0.101 R)
• M23: 32,562,520 km (0.042 R)
• M24: 33,987,739 km (0.1 R)
• M25: 35,184,222 km (0.116 R)
• M26: 36,823,067 km (0.094 R)
• M27: 40,546,708 km (0.043 R)
• M28: 41,740,947 km (0.046 R)
• M29: 44,043,109 km (0.065 R)
• M30: 44,828,947 km (0.112 R)
• M31: 46,266,881 km (0.111 R)
• M32: 59,273,220 km (0.073 R)
• M33: 62,768,125 km (0.04 R)
• M34: 64,970,206 km (0.098 R)
• M35: 66,809,811 km (0.067 R)
• M36: 70,592,393 km (0.096 R)
• M37: 72,318,453 km (0.08 R)

Kuiper Belt

Range: 30.9 - 50.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 15,798 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit