🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.76 AU - 1.25 AU

Year: 371 Days

Day: 29.7 Hours

Environment

Temp: 26 °C

Axial Tilt: 24.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 39,733,002 km

• M1: 18,849 km (0.09 R)
• M2: 55,501 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.23 AU - 1.45 AU

Year: 575 Days

Day: 23 Hours

Environment

Temp: -29 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.24 AU - 1.88 AU

Year: 723 Days

Day: 32.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 48.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.97 AU - 2.83 AU

Year: 1379 Days

Day: 18.5 Hours

Environment

Temp: -84 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.21 AU - 3.45 AU

Year: 1766 Days

Day: 31.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,733,002 km

• M1: 96,640 km (0.078 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.16 AU - 4.14 AU

Year: 2586 Days

Day: 42 Hours

Environment

Temp: -128 °C

Axial Tilt: 177.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,733,002 km

• M1: 35,604 km (0.106 R)

Asteroid Belt

Center: 6.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.6

Radius: 9

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 8.74 AU - 9.74 AU

Year: 10416 Days

Day: 6.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 39,733,002 km

• M1: 112,348 km (0.038 R)
• M2: 453,282 km (0.104 R)
• M3: 776,712 km (0.104 R)
• M4: 1,068,278 km (0.099 R)
• M5: 1,484,609 km (0.084 R)
• M6: 1,854,714 km (0.074 R)
• M7: 2,337,916 km (0.084 R)
• M8: 2,783,119 km (0.094 R)
• M9: 3,418,461 km (0.093 R)
• M10: 3,698,359 km (0.108 R)
• M11: 6,668,026 km (0.117 R)
• M12: 8,044,177 km (0.045 R)
• M13: 8,885,814 km (0.096 R)
• M14: 10,113,714 km (0.105 R)
• M15: 11,399,657 km (0.099 R)
• M16: 12,680,364 km (0.098 R)
• M17: 13,298,353 km (0.105 R)
• M18: 15,148,280 km (0.025 R)
• M19: 15,844,060 km (0.096 R)
• M20: 16,693,776 km (0.036 R)
• M21: 20,627,003 km (0.11 R)
• M22: 21,560,494 km (0.044 R)
• M23: 22,930,960 km (0.117 R)
• M24: 25,844,379 km (0.038 R)
• M25: 28,326,955 km (0.104 R)
• M26: 31,368,579 km (0.098 R)
• M27: 32,811,002 km (0.054 R)
• M28: 37,976,616 km (0.091 R)
• M29: 38,556,158 km (0.036 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 464 - 19,432 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit