🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.8 AU - 0.9 AU

Year: 286 Days

Day: 28.5 Hours

Environment

Temp: 140 °C

Axial Tilt: 28.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.11 AU - 1.51 AU

Year: 548 Days

Day: 34.4 Hours

Environment

Temp: -12 °C

Axial Tilt: 16.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 35,325,945 km

• M1: 25,282 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.55 AU - 1.65 AU

Year: 739 Days

Day: 21 Hours

Environment

Temp: -34 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.74 AU - 2.68 AU

Year: 1200 Days

Day: 45.4 Hours

Environment

Temp: -79 °C

Axial Tilt: 20.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.51 AU - 2.91 AU

Year: 1629 Days

Day: 29.4 Hours

Environment

Temp: -98 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.49 AU - 5.49 AU

Year: 3475 Days

Day: 18.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 27.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.75 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 60.9

Radius: 5.9

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 13.67 AU - 16.34 AU

Year: 21219 Days

Day: 16.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,325,945 km

• M1: 76,744 km (0.114 R)
• M2: 1,196,334 km (0.114 R)
• M3: 2,023,012 km (0.114 R)
• M4: 2,467,617 km (0.076 R)
• M5: 3,158,909 km (0.101 R)
• M6: 3,875,333 km (0.107 R)
• M7: 4,220,754 km (0.091 R)
• M8: 7,058,925 km (0.092 R)
• M9: 15,855,878 km (0.115 R)
• M10: 20,744,587 km (0.094 R)
• M11: 30,971,098 km (0.046 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 18,669 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit