🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.58 AU - 0.58 AU

Year: 167 Days

Day: 32.9 Hours

Environment

Temp: 163 °C

Axial Tilt: 28.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.63 AU - 0.85 AU

Year: 241 Days

Day: 19.3 Hours

Environment

Temp: 117 °C

Axial Tilt: 45.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,180,393 km

• M1: 484,248 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.98 AU - 1.36 AU

Year: 479 Days

Day: 44.8 Hours

Environment

Temp: -6 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 32,180,393 km

• M1: 46,226 km (0.066 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.04 AU - 1.66 AU

Year: 594 Days

Day: 33.8 Hours

Environment

Temp: -43 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.34 AU - 1.88 AU

Year: 774 Days

Day: 28.9 Hours

Environment

Temp: -52 °C

Axial Tilt: 148.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.52 AU - 3.84 AU

Year: 2148 Days

Day: 24.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.24 AU - 3.46 AU

Year: 2322 Days

Day: 18.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 14.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.1

Radius: 3.3

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 13.99 AU - 14.11 AU

Year: 19946 Days

Day: 18.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 32,180,393 km

• M1: 45,777 km (0.069 R)
• M2: 180,265 km (0.069 R)
• M3: 298,149 km (0.069 R)
• M4: 407,056 km (0.054 R)
• M5: 739,013 km (0.112 R)
• M6: 857,794 km (0.052 R)
• M7: 1,154,596 km (0.118 R)
• M8: 1,903,783 km (0.082 R)
• M9: 2,405,235 km (0.106 R)
• M10: 3,028,758 km (0.039 R)
• M11: 4,034,355 km (0.056 R)
• M12: 5,655,099 km (0.054 R)
• M13: 5,776,423 km (0.114 R)
• M14: 10,102,195 km (0.084 R)
• M15: 10,876,962 km (0.119 R)
• M16: 14,770,995 km (0.083 R)
• M17: 15,175,806 km (0.092 R)
• M18: 18,351,620 km (0.099 R)
• M19: 22,017,815 km (0.059 R)
• M20: 23,237,187 km (0.116 R)
• M21: 27,596,469 km (0.103 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 13,146 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit