🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.51 AU - 0.57 AU

Year: 139 Days

Day: 41.6 Hours

Environment

Temp: 258 °C

Axial Tilt: 7.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.22 AU - 1.94 AU

Year: 698 Days

Day: 14.4 Hours

Environment

Temp: -17 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.97 AU - 3.01 AU

Year: 1817 Days

Day: 38.2 Hours

Environment

Temp: -100 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,750,442 km

• M1: 2,421,242 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.76 AU - 5.68 AU

Year: 4192 Days

Day: 39.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.5

Radius: 12.2

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.51 AU - 6.69 AU

Year: 5295 Days

Day: 6.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,750,442 km

• M1: 347,815 km (0.102 R)
• M2: 977,772 km (0.113 R)
• M3: 1,695,542 km (0.107 R)
• M4: 3,109,093 km (0.071 R)
• M5: 4,176,922 km (0.118 R)
• M6: 4,979,814 km (0.115 R)
• M7: 5,764,305 km (0.107 R)
• M8: 7,195,957 km (0.075 R)
• M9: 8,656,630 km (0.103 R)
• M10: 9,334,159 km (0.093 R)
• M11: 9,875,703 km (0.106 R)
• M12: 10,885,489 km (0.105 R)
• M13: 12,403,159 km (0.111 R)
• M14: 14,165,722 km (0.089 R)
• M15: 15,391,676 km (0.101 R)
• M16: 16,326,962 km (0.099 R)
• M17: 19,227,066 km (0.105 R)
• M18: 22,975,540 km (0.045 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 93.7

Radius: 7.6

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 12.45 AU - 20.57 AU

Year: 23578 Days

Day: 15.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,750,442 km

• M1: 94,546 km (0.034 R)
• M2: 498,759 km (0.119 R)
• M3: 2,305,752 km (0.068 R)
• M4: 2,909,529 km (0.116 R)
• M5: 4,152,687 km (0.115 R)
• M6: 5,518,815 km (0.1 R)
• M7: 7,122,654 km (0.107 R)
• M8: 7,638,617 km (0.12 R)
• M9: 9,336,852 km (0.047 R)
• M10: 13,165,959 km (0.077 R)
• M11: 14,813,331 km (0.082 R)
• M12: 22,698,784 km (0.118 R)
• M13: 24,077,029 km (0.079 R)
• M14: 28,644,252 km (0.095 R)
• M15: 32,025,912 km (0.117 R)
• M16: 34,758,317 km (0.099 R)
• M17: 40,557,479 km (0.12 R)
• M18: 41,309,058 km (0.11 R)
• M19: 43,098,847 km (0.1 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 18,508 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit