🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.05 AU - 1.59 AU

Year: 568 Days

Day: 32.5 Hours

Environment

Temp: -36 °C

Axial Tilt: 46.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.13 AU - 1.79 AU

Year: 661 Days

Day: 26.8 Hours

Environment

Temp: -37 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.51 AU - 1.65 AU

Year: 744 Days

Day: 24.8 Hours

Environment

Temp: -50 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 51,082,757 km

• M1: 188,194 km (0.083 R)
• M2: 455,675 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.65 AU - 2.37 AU

Year: 1068 Days

Day: 18 Hours

Environment

Temp: -80 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,082,757 km

• M1: 1,508,246 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.83 AU - 4.21 AU

Year: 2475 Days

Day: 16.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.9

Radius: 12.1

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 4.03 AU - 5.87 AU

Year: 4127 Days

Day: 6.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,082,757 km

• M1: 156,928 km (0.065 R)
• M2: 546,481 km (0.054 R)
• M3: 1,627,176 km (0.119 R)
• M4: 2,286,005 km (0.073 R)
• M5: 2,738,090 km (0.041 R)
• M6: 3,731,120 km (0.116 R)
• M7: 6,125,135 km (0.119 R)
• M8: 6,891,675 km (0.101 R)
• M9: 10,649,723 km (0.058 R)
• M10: 11,037,181 km (0.114 R)
• M11: 14,579,060 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 109.6

Radius: 7.1

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 16.09 AU - 18.97 AU

Year: 27504 Days

Day: 15.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,082,757 km

• M1: 88,562 km (0.082 R)
• M2: 631,303 km (0.044 R)
• M3: 1,806,693 km (0.106 R)
• M4: 2,040,066 km (0.106 R)
• M5: 3,207,229 km (0.062 R)
• M6: 5,553,522 km (0.086 R)
• M7: 8,480,254 km (0.09 R)
• M8: 8,805,929 km (0.074 R)
• M9: 9,782,803 km (0.071 R)
• M10: 11,213,557 km (0.12 R)
• M11: 12,007,922 km (0.036 R)
• M12: 16,622,867 km (0.104 R)
• M13: 20,502,239 km (0.056 R)
• M14: 23,278,326 km (0.1 R)
• M15: 29,351,850 km (0.111 R)
• M16: 33,900,373 km (0.116 R)
• M17: 37,139,467 km (0.079 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 12,121 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit