🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.53 AU - 0.73 AU

Year: 186 Days

Day: 28.4 Hours

Environment

Temp: 145 °C

Axial Tilt: 77 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.53 AU - 0.83 AU

Year: 209 Days

Day: 19.7 Hours

Environment

Temp: 135 °C

Axial Tilt: 48.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,679,312 km

• M1: 386,710 km (0.07 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.71 AU - 1.15 AU

Year: 334 Days

Day: 19.6 Hours

Environment

Temp: 41 °C

Axial Tilt: 32.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.31 AU - 1.57 AU

Year: 644 Days

Day: 18 Hours

Environment

Temp: -49 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.53 AU - 2.13 AU

Year: 923 Days

Day: 36.6 Hours

Environment

Temp: -65 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 32,679,312 km

• M1: 117,285 km (0.119 R)
• M2: 1,346,231 km (0.058 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.74 AU - 2.72 AU

Year: 1241 Days

Day: 45.3 Hours

Environment

Temp: -77 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.62 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.1

Radius: 4.5

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 10.74 AU - 15.26 AU

Year: 17473 Days

Day: 21.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 32,679,312 km

• M1: 72,705 km (0.078 R)
• M2: 297,849 km (0.038 R)
• M3: 484,847 km (0.117 R)
• M4: 749,336 km (0.086 R)
• M5: 2,081,804 km (0.077 R)
• M6: 2,370,827 km (0.067 R)
• M7: 4,085,069 km (0.115 R)
• M8: 5,023,646 km (0.102 R)
• M9: 5,633,108 km (0.065 R)
• M10: 7,244,426 km (0.076 R)
• M11: 8,020,690 km (0.061 R)
• M12: 8,409,046 km (0.112 R)
• M13: 9,015,216 km (0.098 R)
• M14: 9,223,457 km (0.063 R)
• M15: 9,392,502 km (0.091 R)
• M16: 10,587,789 km (0.042 R)
• M17: 12,956,821 km (0.087 R)
• M18: 21,243,646 km (0.112 R)
• M19: 24,156,915 km (0.052 R)
• M20: 28,026,413 km (0.061 R)
• M21: 29,281,240 km (0.105 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 18,432 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit