🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.46 AU - 0.76 AU

Year: 179 Days

Day: 32.6 Hours

Environment

Temp: 132 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.68 AU - 0.76 AU

Year: 230 Days

Day: 16 Hours

Environment

Temp: 146 °C

Axial Tilt: 4.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.53

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.64 AU - 0.8 AU

Year: 230 Days

Day: 33.2 Hours

Environment

Temp: 117 °C

Axial Tilt: 41.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.88 AU - 1.2 AU

Year: 400 Days

Day: 20.9 Hours

Environment

Temp: 10 °C

Axial Tilt: 47.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.7 AU - 2.04 AU

Year: 963 Days

Day: 29.1 Hours

Environment

Temp: -79 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,314,285 km

• M1: 44,580 km (0.077 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 3.37 AU - 3.59 AU

Year: 2446 Days

Day: 47 Hours

Environment

Temp: -115 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 27,314,285 km

• M1: 843,732 km (0.11 R)
• M2: 1,716,336 km (0.091 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.68 AU - 4.1 AU

Year: 2890 Days

Day: 15.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.91 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 11.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.6

Radius: 6

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 9.17 AU - 14.69 AU

Year: 15523 Days

Day: 15.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 27,314,285 km

• M1: 74,649 km (0.112 R)
• M2: 302,487 km (0.068 R)
• M3: 752,776 km (0.085 R)
• M4: 1,044,642 km (0.113 R)
• M5: 3,105,951 km (0.063 R)
• M6: 3,709,279 km (0.052 R)
• M7: 7,694,267 km (0.12 R)
• M8: 8,526,779 km (0.044 R)
• M9: 11,157,608 km (0.088 R)
• M10: 12,656,279 km (0.107 R)
• M11: 14,874,965 km (0.104 R)
• M12: 17,340,188 km (0.046 R)
• M13: 19,734,353 km (0.056 R)
• M14: 19,998,543 km (0.1 R)
• M15: 22,197,781 km (0.044 R)
• M16: 24,325,511 km (0.071 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 192 - 18,762 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit