🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.49 AU - 0.57 AU

Year: 136 Days

Day: 45.6 Hours

Environment

Temp: 201 °C

Axial Tilt: 47.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 16,753,856 km

• M1: 74,649 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.05 AU - 1.46 AU

Year: 493 Days

Day: 30.2 Hours

Environment

Temp: 1 °C

Axial Tilt: 14.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 16,753,856 km

• M1: 16,605 km (0.055 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.24 AU - 1.5 AU

Year: 566 Days

Day: 36.9 Hours

Environment

Temp: -11 °C

Axial Tilt: 44.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.95 AU - 2.03 AU

Year: 991 Days

Day: 42.1 Hours

Environment

Temp: -63 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 16,753,856 km

• M1: 747,241 km (0.113 R)
• M2: 1,485,208 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.59 AU - 3.41 AU

Year: 1835 Days

Day: 46.6 Hours

Environment

Temp: -92 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 16,753,856 km

• M1: 29,172 km (0.104 R)
• M2: 1,266,346 km (0.094 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5.1 AU - 5.14 AU

Year: 4091 Days

Day: 37.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.4

Radius: 14.8

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 5.45 AU - 6.31 AU

Year: 5035 Days

Day: 10.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 16,753,856 km

• M1: 184,903 km (0.101 R)
• M2: 645,066 km (0.119 R)
• M3: 1,483,113 km (0.118 R)
• M4: 2,896,065 km (0.089 R)
• M5: 4,057,094 km (0.12 R)
• M6: 4,861,781 km (0.112 R)
• M7: 5,440,276 km (0.083 R)
• M8: 5,940,831 km (0.094 R)
• M9: 7,118,615 km (0.113 R)
• M10: 7,719,250 km (0.111 R)
• M11: 8,763,593 km (0.08 R)
• M12: 9,253,376 km (0.097 R)
• M13: 10,468,111 km (0.117 R)
• M14: 11,591,741 km (0.073 R)
• M15: 12,223,193 km (0.117 R)
• M16: 13,213,382 km (0.076 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 15,392 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit