🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 4.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.44 AU - 5.18 AU

Year: 3285 Days

Day: 12.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.99

Radius: 1

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.5 AU - 4.72 AU

Year: 3633 Days

Day: 36.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34

Radius: 11.9

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 5.52 AU - 8 AU

Year: 6452 Days

Day: 8.1 Hours

Environment

Temp: -149 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 60,272,927 km

• M1: 147,952 km (0.116 R)
• M2: 682,017 km (0.069 R)
• M3: 1,405,622 km (0.101 R)
• M4: 1,783,356 km (0.092 R)
• M5: 2,531,196 km (0.106 R)
• M6: 4,255,311 km (0.077 R)
• M7: 7,692,173 km (0.092 R)
• M8: 9,377,991 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806

Radius: 11.3

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 7.01 AU - 8.15 AU

Year: 7661 Days

Day: 10.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,272,927 km

• M1: 140,472 km (0.033 R)
• M2: 753,973 km (0.085 R)
• M3: 1,128,417 km (0.098 R)
• M4: 1,904,830 km (0.099 R)
• M5: 2,349,584 km (0.06 R)
• M6: 3,336,631 km (0.056 R)
• M7: 4,468,937 km (0.076 R)
• M8: 5,169,504 km (0.059 R)
• M9: 5,774,927 km (0.11 R)
• M10: 6,427,173 km (0.072 R)
• M11: 7,837,881 km (0.112 R)
• M12: 8,379,575 km (0.086 R)
• M13: 10,449,860 km (0.109 R)
• M14: 11,790,706 km (0.067 R)
• M15: 15,446,429 km (0.111 R)
• M16: 20,256,599 km (0.087 R)
• M17: 21,518,457 km (0.078 R)
• M18: 22,498,622 km (0.094 R)
• M19: 25,527,829 km (0.111 R)
• M20: 30,009,632 km (0.093 R)
• M21: 30,617,149 km (0.099 R)
• M22: 32,277,237 km (0.077 R)
• M23: 36,573,987 km (0.086 R)
• M24: 37,383,610 km (0.1 R)
• M25: 39,884,139 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.5

Radius: 12.3

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 9.67 AU - 14.53 AU

Year: 15451 Days

Day: 8.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,272,927 km

• M1: 153,188 km (0.051 R)
• M2: 733,927 km (0.115 R)
• M3: 1,665,174 km (0.118 R)
• M4: 3,004,972 km (0.076 R)
• M5: 5,486,652 km (0.063 R)
• M6: 5,928,863 km (0.079 R)
• M7: 6,596,069 km (0.094 R)
• M8: 7,444,738 km (0.118 R)
• M9: 8,753,420 km (0.056 R)
• M10: 10,486,362 km (0.093 R)
• M11: 17,993,033 km (0.114 R)
• M12: 22,686,218 km (0.096 R)
• M13: 25,617,588 km (0.116 R)
• M14: 27,068,538 km (0.075 R)
• M15: 29,682,013 km (0.087 R)
• M16: 33,422,558 km (0.112 R)
• M17: 34,902,829 km (0.108 R)
• M18: 43,834,420 km (0.102 R)
• M19: 47,120,487 km (0.076 R)
• M20: 60,092,717 km (0.116 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 15,853 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit