🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.63 AU - 0.71 AU

Year: 193 Days

Day: 44.1 Hours

Environment

Temp: 182 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.44 AU - 1.8 AU

Year: 725 Days

Day: 32.8 Hours

Environment

Temp: -28 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.81 AU - 2.39 AU

Year: 1070 Days

Day: 36.7 Hours

Environment

Temp: -49 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.73 AU - 2.79 AU

Year: 1194 Days

Day: 42.9 Hours

Environment

Temp: -75 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,966,882 km

• M1: 274,213 km (0.096 R)
• M2: 1,143,227 km (0.025 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.14 AU - 2.44 AU

Year: 1218 Days

Day: 33.5 Hours

Environment

Temp: -63 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.01 AU - 4.31 AU

Year: 2982 Days

Day: 21.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 15.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225

Radius: 3.3

Gravity: 20.66 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 13.21 AU - 17.77 AU

Year: 21427 Days

Day: 19.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,966,882 km

• M1: 40,990 km (0.065 R)
• M2: 493,823 km (0.067 R)
• M3: 700,716 km (0.117 R)
• M4: 1,017,565 km (0.065 R)
• M5: 1,630,318 km (0.118 R)
• M6: 1,741,469 km (0.109 R)
• M7: 2,456,995 km (0.091 R)
• M8: 3,966,737 km (0.049 R)
• M9: 6,503,019 km (0.099 R)
• M10: 8,311,209 km (0.111 R)
• M11: 12,755,014 km (0.089 R)
• M12: 15,903,899 km (0.1 R)
• M13: 16,120,816 km (0.07 R)
• M14: 17,617,992 km (0.079 R)
• M15: 20,972,125 km (0.027 R)
• M16: 21,233,024 km (0.087 R)
• M17: 21,672,692 km (0.071 R)
• M18: 26,814,222 km (0.062 R)
• M19: 35,343,843 km (0.092 R)
• M20: 38,113,050 km (0.114 R)
• M21: 44,363,697 km (0.102 R)
• M22: 51,106,373 km (0.061 R)
• M23: 52,692,110 km (0.095 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 18,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit