🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.62 AU - 0.7 AU

Year: 204 Days

Day: 39.7 Hours

Environment

Temp: 143 °C

Axial Tilt: 42 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.97 AU - 1.09 AU

Year: 398 Days

Day: 33.4 Hours

Environment

Temp: -6 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 19,218,041 km

• M1: 37,848 km (0.107 R)
• M2: 260,599 km (0.05 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.37 AU - 3.65 AU

Year: 2504 Days

Day: 12.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.2

Radius: 11.3

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.14 AU - 5.88 AU

Year: 4925 Days

Day: 11.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 19,218,041 km

• M1: 141,819 km (0.097 R)
• M2: 558,299 km (0.054 R)
• M3: 1,184,067 km (0.047 R)
• M4: 1,731,895 km (0.063 R)
• M5: 2,628,584 km (0.115 R)
• M6: 3,074,835 km (0.062 R)
• M7: 4,003,089 km (0.095 R)
• M8: 4,427,349 km (0.119 R)
• M9: 4,881,678 km (0.116 R)
• M10: 5,708,206 km (0.069 R)
• M11: 6,598,164 km (0.116 R)
• M12: 7,048,004 km (0.073 R)
• M13: 7,884,406 km (0.073 R)
• M14: 11,220,439 km (0.089 R)
• M15: 13,264,544 km (0.103 R)
• M16: 15,742,633 km (0.025 R)
• M17: 16,599,081 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.6

Radius: 13.8

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.56 AU - 7.78 AU

Year: 6560 Days

Day: 13.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 19,218,041 km

• M1: 171,589 km (0.075 R)
• M2: 617,241 km (0.117 R)
• M3: 1,390,662 km (0.085 R)
• M4: 2,683,337 km (0.102 R)
• M5: 3,375,227 km (0.11 R)
• M6: 3,907,048 km (0.079 R)
• M7: 4,799,399 km (0.081 R)
• M8: 7,340,020 km (0.076 R)
• M9: 8,631,947 km (0.104 R)
• M10: 9,314,861 km (0.059 R)
• M11: 12,370,996 km (0.086 R)
• M12: 14,010,289 km (0.113 R)
• M13: 16,708,736 km (0.105 R)
• M14: 17,554,712 km (0.089 R)
• M15: 18,540,562 km (0.098 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: 448 - 13,474 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit