🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.5 AU - 0.52 AU

Year: 136 Days

Day: 38.4 Hours

Environment

Temp: 245 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,431,431 km

• M1: 66,721 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.68 AU - 1 AU

Year: 289 Days

Day: 26.7 Hours

Environment

Temp: 110 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,431,431 km

• M1: 71,508 km (0.047 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.39 AU - 2.47 AU

Year: 1420 Days

Day: 16.7 Hours

Environment

Temp: -83 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.41 AU - 3.09 AU

Year: 1709 Days

Day: 31.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,431,431 km

• M1: 57,745 km (0.092 R)

Asteroid Belt

Center: 3.03 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.22 AU - 3.4 AU

Year: 2257 Days

Day: 33.3 Hours

Environment

Temp: -111 °C

Axial Tilt: 63.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.93 AU - 4.17 AU

Year: 3054 Days

Day: 30.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.6

Radius: 14.6

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.06 AU - 5.26 AU

Year: 3770 Days

Day: 12.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,431,431 km

• M1: 181,612 km (0.086 R)
• M2: 644,318 km (0.076 R)
• M3: 1,402,031 km (0.08 R)
• M4: 1,885,532 km (0.114 R)
• M5: 2,764,569 km (0.05 R)
• M6: 3,221,291 km (0.072 R)
• M7: 4,206,692 km (0.112 R)
• M8: 4,977,420 km (0.11 R)
• M9: 6,888,982 km (0.075 R)
• M10: 8,288,769 km (0.067 R)
• M11: 9,759,615 km (0.092 R)
• M12: 11,153,568 km (0.085 R)
• M13: 13,033,116 km (0.099 R)
• M14: 17,357,841 km (0.048 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913.2

Radius: 4.1

Gravity: 54.32 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 11.73 AU - 13.13 AU

Year: 16422 Days

Day: 18.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 73,431,431 km

• M1: 92,900 km (0.067 R)
• M2: 235,617 km (0.094 R)
• M3: 508,184 km (0.113 R)
• M4: 967,300 km (0.111 R)
• M5: 1,282,054 km (0.046 R)
• M6: 1,432,100 km (0.092 R)
• M7: 1,627,625 km (0.112 R)
• M8: 1,877,902 km (0.116 R)
• M9: 2,132,966 km (0.114 R)
• M10: 2,859,414 km (0.107 R)
• M11: 3,560,878 km (0.065 R)
• M12: 5,220,218 km (0.078 R)
• M13: 5,764,006 km (0.094 R)
• M14: 6,008,150 km (0.096 R)
• M15: 6,917,705 km (0.116 R)
• M16: 7,287,062 km (0.11 R)
• M17: 8,015,005 km (0.102 R)
• M18: 8,319,437 km (0.097 R)
• M19: 8,897,333 km (0.113 R)
• M20: 9,113,951 km (0.113 R)
• M21: 10,669,320 km (0.086 R)
• M22: 11,864,458 km (0.103 R)
• M23: 13,497,917 km (0.077 R)
• M24: 15,430,422 km (0.097 R)
• M25: 26,203,862 km (0.057 R)
• M26: 27,212,451 km (0.096 R)
• M27: 28,246,771 km (0.12 R)
• M28: 35,007,996 km (0.073 R)
• M29: 35,142,335 km (0.079 R)
• M30: 35,277,123 km (0.045 R)
• M31: 38,188,148 km (0.11 R)
• M32: 39,192,997 km (0.112 R)
• M33: 47,874,011 km (0.096 R)
• M34: 51,781,957 km (0.109 R)
• M35: 52,658,750 km (0.036 R)
• M36: 55,166,309 km (0.059 R)
• M37: 55,348,370 km (0.12 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 19,443 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit