🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.59 AU - 0.85 AU

Year: 213 Days

Day: 27.2 Hours

Environment

Temp: 222 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.09 AU - 1.53 AU

Year: 522 Days

Day: 40 Hours

Environment

Temp: 1 °C

Axial Tilt: 20 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.26 AU - 1.42 AU

Year: 540 Days

Day: 28.1 Hours

Environment

Temp: 13 °C

Axial Tilt: 20.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.39 AU - 1.87 AU

Year: 725 Days

Day: 20.4 Hours

Environment

Temp: -6 °C

Axial Tilt: 18.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.79 AU - 1.93 AU

Year: 883 Days

Day: 39.2 Hours

Environment

Temp: -31 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 13,286,949 km

• M1: 45,478 km (0.12 R)
• M2: 413,788 km (0.105 R)

Asteroid Belt

Center: 4.86 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.2

Radius: 11.1

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 7.51 AU - 8.21 AU

Year: 7674 Days

Day: 13.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 80.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 13,286,949 km

• M1: 138,079 km (0.059 R)
• M2: 575,653 km (0.065 R)
• M3: 1,002,755 km (0.114 R)
• M4: 1,400,386 km (0.111 R)
• M5: 2,178,295 km (0.112 R)
• M6: 3,038,482 km (0.057 R)
• M7: 3,516,747 km (0.112 R)
• M8: 5,314,016 km (0.09 R)
• M9: 5,810,082 km (0.067 R)
• M10: 7,121,457 km (0.099 R)
• M11: 8,472,924 km (0.119 R)
• M12: 10,278,571 km (0.027 R)
• M13: 15,228,166 km (0.107 R)
• M14: 18,061,699 km (0.087 R)
• M15: 19,960,096 km (0.081 R)
• M16: 21,988,194 km (0.112 R)
• M17: 23,560,318 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.5

Radius: 12.3

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 8.84 AU - 9.54 AU

Year: 9702 Days

Day: 13 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 13,286,949 km

• M1: 182,509 km (0.092 R)
• M2: 599,738 km (0.107 R)
• M3: 3,104,904 km (0.113 R)
• M4: 5,453,590 km (0.063 R)
• M5: 11,773,053 km (0.086 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 12,422 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit