🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.5 AU - 0.58 AU

Year: 153 Days

Day: 43.8 Hours

Environment

Temp: 170 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 8,772,320 km

• M1: 20,794 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.92 AU - 1.12 AU

Year: 397 Days

Day: 47.1 Hours

Environment

Temp: -0 °C

Axial Tilt: 5.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 8,772,320 km

• M1: 36,502 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.21 AU - 1.39 AU

Year: 571 Days

Day: 43.3 Hours

Environment

Temp: -37 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 8,772,320 km

• M1: 171,589 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.05 AU - 2.39 AU

Year: 1273 Days

Day: 12.9 Hours

Environment

Temp: -84 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.1 AU - 2.62 AU

Year: 1396 Days

Day: 16.9 Hours

Environment

Temp: -90 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 3.13 AU - 3.31 AU

Year: 2225 Days

Day: 29.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 49.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 8,772,320 km

• M1: 312,510 km (0.084 R)
• M2: 1,610,421 km (0.054 R)

Asteroid Belt

Center: 4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.1

Radius: 13.5

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 4.26 AU - 5.28 AU

Year: 4011 Days

Day: 5.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 102.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 8,772,320 km

• M1: 168,896 km (0.071 R)
• M2: 743,801 km (0.092 R)
• M3: 1,309,281 km (0.044 R)
• M4: 1,855,462 km (0.087 R)
• M5: 2,329,688 km (0.089 R)
• M6: 3,474,111 km (0.073 R)
• M7: 4,589,962 km (0.087 R)
• M8: 5,052,369 km (0.118 R)
• M9: 7,429,180 km (0.113 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 13,379 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit