🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.49 AU - 0.77 AU

Year: 175 Days

Day: 24.7 Hours

Environment

Temp: 159 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.97 AU - 1.29 AU

Year: 420 Days

Day: 26.2 Hours

Environment

Temp: 49 °C

Axial Tilt: 20 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 69,625,228 km

• M1: 54,753 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.65 AU - 3.15 AU

Year: 1728 Days

Day: 13.9 Hours

Environment

Temp: -96 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.4

Radius: 11.9

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.94 AU - 9.44 AU

Year: 7460 Days

Day: 9.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,625,228 km

• M1: 150,495 km (0.08 R)
• M2: 588,518 km (0.094 R)
• M3: 2,198,341 km (0.097 R)
• M4: 2,637,560 km (0.099 R)
• M5: 3,199,300 km (0.095 R)
• M6: 3,578,381 km (0.095 R)
• M7: 5,917,045 km (0.108 R)
• M8: 6,739,982 km (0.119 R)
• M9: 7,637,719 km (0.119 R)
• M10: 9,579,200 km (0.088 R)
• M11: 12,362,768 km (0.113 R)
• M12: 17,284,538 km (0.112 R)
• M13: 17,970,893 km (0.108 R)
• M14: 22,557,564 km (0.093 R)
• M15: 25,338,139 km (0.054 R)
• M16: 29,197,914 km (0.085 R)
• M17: 33,538,496 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 274.9

Radius: 6.9

Gravity: 5.77 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 17.99 AU - 18.83 AU

Year: 27635 Days

Day: 22.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,625,228 km

• M1: 85,869 km (0.119 R)
• M2: 555,307 km (0.092 R)
• M3: 942,915 km (0.112 R)
• M4: 1,695,542 km (0.034 R)
• M5: 1,926,073 km (0.109 R)
• M6: 3,495,205 km (0.07 R)
• M7: 4,948,997 km (0.11 R)
• M8: 5,576,261 km (0.114 R)
• M9: 24,142,852 km (0.093 R)
• M10: 24,660,611 km (0.107 R)
• M11: 51,972,095 km (0.094 R)
• M12: 52,834,976 km (0.055 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 15,854 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit