🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.51 AU - 0.75 AU

Year: 177 Days

Day: 46.9 Hours

Environment

Temp: 157 °C

Axial Tilt: 16.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.87 AU - 1.19 AU

Year: 371 Days

Day: 46.8 Hours

Environment

Temp: 66 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.99 AU - 1.43 AU

Year: 472 Days

Day: 19.9 Hours

Environment

Temp: 19 °C

Axial Tilt: 7.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 57,406,194 km

• M1: 1,193,791 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.5 AU - 1.6 AU

Year: 685 Days

Day: 28.3 Hours

Environment

Temp: -35 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,406,194 km

• M1: 213,626 km (0.089 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.43 AU - 1.97 AU

Year: 786 Days

Day: 36 Hours

Environment

Temp: -34 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 3.67 AU - 5.95 AU

Year: 3742 Days

Day: 17.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 381.7

Radius: 7.2

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 12.81 AU - 14.15 AU

Year: 17558 Days

Day: 17.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,406,194 km

• M1: 89,759 km (0.04 R)
• M2: 768,933 km (0.105 R)
• M3: 1,320,949 km (0.11 R)
• M4: 3,087,999 km (0.105 R)
• M5: 3,813,100 km (0.108 R)
• M6: 4,458,465 km (0.103 R)
• M7: 5,277,813 km (0.117 R)
• M8: 5,778,367 km (0.116 R)
• M9: 7,648,042 km (0.037 R)
• M10: 12,102,169 km (0.101 R)
• M11: 15,044,459 km (0.049 R)
• M12: 15,685,337 km (0.077 R)
• M13: 16,793,558 km (0.093 R)
• M14: 22,295,169 km (0.111 R)
• M15: 24,173,370 km (0.1 R)
• M16: 39,016,172 km (0.116 R)
• M17: 39,416,197 km (0.088 R)
• M18: 42,432,987 km (0.108 R)
• M19: 51,917,043 km (0.092 R)

Kuiper Belt

Range: 30.9 - 53.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 16,114 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit