🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.7 AU - 0.74 AU

Year: 220 Days

Day: 22.6 Hours

Environment

Temp: 132 °C

Axial Tilt: 15.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.21 AU - 1.57 AU

Year: 590 Days

Day: 26.2 Hours

Environment

Temp: -8 °C

Axial Tilt: 34.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 22,143,921 km

• M1: 372,499 km (0.08 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.83 AU - 2.89 AU

Year: 1305 Days

Day: 27 Hours

Environment

Temp: -70 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.88 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333

Radius: 13.6

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.88 AU - 5.9 AU

Year: 4504 Days

Day: 9.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 22,143,921 km

• M1: 184,005 km (0.068 R)
• M2: 1,048,083 km (0.074 R)
• M3: 2,769,505 km (0.118 R)
• M4: 3,080,669 km (0.117 R)
• M5: 3,971,973 km (0.116 R)
• M6: 5,640,887 km (0.11 R)
• M7: 7,283,771 km (0.12 R)
• M8: 8,372,843 km (0.077 R)
• M9: 8,808,023 km (0.081 R)
• M10: 9,482,111 km (0.092 R)
• M11: 12,105,161 km (0.075 R)
• M12: 13,538,607 km (0.066 R)
• M13: 14,515,631 km (0.091 R)
• M14: 15,564,013 km (0.11 R)
• M15: 17,032,017 km (0.101 R)
• M16: 17,380,281 km (0.027 R)
• M17: 19,011,945 km (0.116 R)
• M18: 20,001,385 km (0.09 R)
• M19: 21,316,799 km (0.105 R)

Kuiper Belt

Range: 30.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 12,482 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit