🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.76 AU - 0.96 AU

Year: 280 Days

Day: 39.9 Hours

Environment

Temp: 101 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.96 AU - 1.02 AU

Year: 346 Days

Day: 20.5 Hours

Environment

Temp: 138 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,911,749 km

• M1: 208,988 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.8 AU - 1.26 AU

Year: 367 Days

Day: 23.9 Hours

Environment

Temp: 133 °C

Axial Tilt: 46.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.27 AU - 1.77 AU

Year: 659 Days

Day: 35.6 Hours

Environment

Temp: -14 °C

Axial Tilt: 7.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 30,911,749 km

• M1: 1,128,417 km (0.053 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.26 AU - 2 AU

Year: 731 Days

Day: 46.1 Hours

Environment

Temp: -35 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,911,749 km

• M1: 189,391 km (0.069 R)
• M2: 397,332 km (0.051 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.18 AU - 3.16 AU

Year: 1533 Days

Day: 21.3 Hours

Environment

Temp: -83 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.66 AU - 3.56 AU

Year: 1928 Days

Day: 23.1 Hours

Environment

Temp: -101 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 14.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 49.5

Radius: 7.1

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 11.15 AU - 17.71 AU

Year: 19265 Days

Day: 22.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,911,749 km

• M1: 88,562 km (0.116 R)
• M2: 313,408 km (0.07 R)
• M3: 920,476 km (0.119 R)
• M4: 1,354,010 km (0.067 R)
• M5: 2,323,405 km (0.06 R)
• M6: 2,714,005 km (0.101 R)
• M7: 3,108,195 km (0.117 R)
• M8: 4,177,072 km (0.074 R)
• M9: 4,523,092 km (0.085 R)
• M10: 5,677,239 km (0.104 R)
• M11: 9,610,167 km (0.108 R)
• M12: 15,170,271 km (0.12 R)
• M13: 16,048,112 km (0.106 R)
• M14: 18,884,487 km (0.108 R)
• M15: 19,899,658 km (0.113 R)
• M16: 21,165,256 km (0.071 R)
• M17: 22,483,812 km (0.115 R)
• M18: 22,784,055 km (0.086 R)
• M19: 26,017,912 km (0.073 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 17,191 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit