🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.54 AU - 0.76 AU

Year: 190 Days

Day: 27.6 Hours

Environment

Temp: 224 °C

Axial Tilt: 24.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 14,359,944 km

• M1: 42,635 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.64 AU - 1.02 AU

Year: 273 Days

Day: 43.7 Hours

Environment

Temp: 102 °C

Axial Tilt: 1.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 14,359,944 km

• M1: 34,108 km (0.097 R)
• M2: 257,308 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.97 AU - 1.07 AU

Year: 373 Days

Day: 45 Hours

Environment

Temp: 19 °C

Axial Tilt: 39.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.11 AU - 1.43 AU

Year: 518 Days

Day: 32.5 Hours

Environment

Temp: 16 °C

Axial Tilt: 153.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.08 AU - 2.16 AU

Year: 1116 Days

Day: 16.8 Hours

Environment

Temp: -78 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.64 AU - 2.78 AU

Year: 1613 Days

Day: 30.7 Hours

Environment

Temp: -82 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.65 AU - 4.33 AU

Year: 2358 Days

Day: 46.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 65.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 14,359,944 km

• M1: 40,092 km (0.089 R)
• M2: 258,505 km (0.053 R)

Asteroid Belt

Center: 4.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.7

Radius: 11.4

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.94 AU - 5.34 AU

Year: 4214 Days

Day: 15 Hours

Environment

Temp: -137 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 14,359,944 km

• M1: 142,417 km (0.092 R)
• M2: 549,174 km (0.045 R)
• M3: 946,805 km (0.109 R)
• M4: 2,456,098 km (0.119 R)
• M5: 4,812,564 km (0.106 R)
• M6: 5,627,573 km (0.103 R)
• M7: 6,164,031 km (0.108 R)
• M8: 7,125,347 km (0.046 R)
• M9: 9,536,864 km (0.118 R)
• M10: 10,645,684 km (0.111 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 19,589 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit