🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.65 AU - 0.85 AU

Year: 198 Days

Day: 41.2 Hours

Environment

Temp: 289 °C

Axial Tilt: 13.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 24,406,693 km

• M1: 65,673 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.85 AU - 1.87 AU

Year: 772 Days

Day: 43 Hours

Environment

Temp: 27 °C

Axial Tilt: 11 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.98 AU - 2.92 AU

Year: 1167 Days

Day: 43.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 10.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.49 AU - 3.91 AU

Year: 2166 Days

Day: 23.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.25 AU - 5.73 AU

Year: 3915 Days

Day: 26.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 24,406,693 km

• M1: 265,237 km (0.12 R)
• M2: 831,764 km (0.074 R)

Planet 6 - Terrestrial

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 6.38 AU - 9.74 AU

Year: 6965 Days

Day: 18.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.3

Radius: 8.6

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 9.08 AU - 10.18 AU

Year: 9096 Days

Day: 14.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,406,693 km

• M1: 107,262 km (0.041 R)
• M2: 398,828 km (0.083 R)
• M3: 1,317,957 km (0.062 R)
• M4: 1,972,298 km (0.11 R)
• M5: 2,426,178 km (0.108 R)
• M6: 3,311,349 km (0.117 R)
• M7: 4,084,022 km (0.044 R)
• M8: 4,630,802 km (0.102 R)
• M9: 5,277,364 km (0.046 R)
• M10: 5,595,409 km (0.117 R)
• M11: 6,358,358 km (0.075 R)
• M12: 7,093,033 km (0.118 R)
• M13: 7,713,865 km (0.096 R)
• M14: 8,124,361 km (0.05 R)
• M15: 8,477,562 km (0.043 R)
• M16: 10,606,339 km (0.032 R)
• M17: 11,638,415 km (0.1 R)
• M18: 14,716,242 km (0.039 R)
• M19: 17,237,564 km (0.11 R)
• M20: 17,527,784 km (0.082 R)
• M21: 21,538,653 km (0.112 R)
• M22: 23,542,367 km (0.095 R)

Kuiper Belt

Range: 36 - 66 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 15,038 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit