🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.74 AU - 0.98 AU

Year: 304 Days

Day: 24.3 Hours

Environment

Temp: 38 °C

Axial Tilt: 15.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 48,502,174 km

• M1: 49,816 km (0.093 R)
• M2: 471,532 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.23 AU - 1.39 AU

Year: 571 Days

Day: 45.4 Hours

Environment

Temp: -40 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.34 AU - 2.72 AU

Year: 1532 Days

Day: 16.2 Hours

Environment

Temp: -101 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.94 AU - 3.04 AU

Year: 1969 Days

Day: 37.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.85 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 30.6

Radius: 3.7

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 14.67 AU - 14.75 AU

Year: 21484 Days

Day: 22.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 48,502,174 km

• M1: 2,140,596 km (0.077 R)
• M2: 4,021,191 km (0.083 R)
• M3: 4,136,980 km (0.094 R)
• M4: 16,922,511 km (0.11 R)
• M5: 19,443,834 km (0.096 R)
• M6: 25,928,453 km (0.043 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 84.2

Radius: 3.9

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 15.01 AU - 20.95 AU

Year: 29032 Days

Day: 17.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,502,174 km

• M1: 71,508 km (0.102 R)
• M2: 503,696 km (0.114 R)
• M3: 661,372 km (0.084 R)
• M4: 842,535 km (0.118 R)
• M5: 2,234,693 km (0.071 R)
• M6: 2,404,636 km (0.054 R)
• M7: 3,034,742 km (0.087 R)
• M8: 4,289,569 km (0.101 R)
• M9: 4,734,025 km (0.061 R)
• M10: 4,920,274 km (0.096 R)
• M11: 6,940,444 km (0.078 R)
• M12: 7,468,225 km (0.042 R)
• M13: 8,242,543 km (0.109 R)
• M14: 9,021,799 km (0.082 R)
• M15: 9,551,375 km (0.087 R)
• M16: 12,338,084 km (0.119 R)
• M17: 13,852,464 km (0.087 R)
• M18: 14,042,154 km (0.073 R)
• M19: 16,035,246 km (0.106 R)
• M20: 16,244,384 km (0.118 R)
• M21: 17,317,450 km (0.107 R)
• M22: 18,897,801 km (0.044 R)
• M23: 21,402,519 km (0.119 R)
• M24: 26,182,171 km (0.096 R)
• M25: 41,329,703 km (0.078 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 15,033 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit