🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.48 AU - 0.78 AU

Year: 191 Days

Day: 27.7 Hours

Environment

Temp: 110 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 25,406,258 km

• M1: 162,164 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.75 AU - 0.81 AU

Year: 264 Days

Day: 30 Hours

Environment

Temp: 132 °C

Axial Tilt: 52.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.75 AU - 1.15 AU

Year: 355 Days

Day: 46.1 Hours

Environment

Temp: 18 °C

Axial Tilt: 42 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 25,406,258 km

• M1: 118,930 km (0.052 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.02 AU - 1.12 AU

Year: 424 Days

Day: 43.6 Hours

Environment

Temp: 1 °C

Axial Tilt: 8.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.12 AU - 1.2 AU

Year: 478 Days

Day: 36.5 Hours

Environment

Temp: -2 °C

Axial Tilt: 10.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 25,406,258 km

• M1: 845,976 km (0.071 R)

Asteroid Belt

Center: 3.92 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.8

Radius: 11.6

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 5.84 AU - 7.5 AU

Year: 6596 Days

Day: 12.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,406,258 km

• M1: 147,055 km (0.068 R)
• M2: 936,931 km (0.044 R)
• M3: 1,568,683 km (0.103 R)
• M4: 2,019,272 km (0.101 R)
• M5: 3,484,434 km (0.105 R)
• M6: 6,625,839 km (0.1 R)
• M7: 7,630,389 km (0.085 R)
• M8: 8,234,465 km (0.076 R)
• M9: 9,502,606 km (0.082 R)
• M10: 12,552,458 km (0.085 R)
• M11: 15,945,637 km (0.041 R)
• M12: 18,128,868 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.1

Radius: 10.6

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 8.09 AU - 8.87 AU

Year: 9455 Days

Day: 14.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,406,258 km

• M1: 149,598 km (0.082 R)
• M2: 490,083 km (0.11 R)
• M3: 1,007,542 km (0.045 R)
• M4: 2,183,680 km (0.06 R)
• M5: 2,739,137 km (0.025 R)
• M6: 4,382,918 km (0.116 R)
• M7: 4,886,764 km (0.108 R)
• M8: 5,536,617 km (0.088 R)
• M9: 8,326,917 km (0.096 R)
• M10: 8,763,892 km (0.11 R)
• M11: 12,172,031 km (0.111 R)
• M12: 17,591,513 km (0.115 R)
• M13: 19,303,810 km (0.06 R)
• M14: 21,191,436 km (0.066 R)
• M15: 21,596,846 km (0.084 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 15,892 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit