🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.61 AU - 0.95 AU

Year: 250 Days

Day: 44.7 Hours

Environment

Temp: 191 °C

Axial Tilt: 12.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,019,793 km

• M1: 117,434 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.88 AU - 1.34 AU

Year: 425 Days

Day: 15.8 Hours

Environment

Temp: 8 °C

Axial Tilt: 21.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.51 AU - 1.77 AU

Year: 763 Days

Day: 28.8 Hours

Environment

Temp: -43 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.4 AU - 1.94 AU

Year: 784 Days

Day: 43.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 47.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,019,793 km

• M1: 16,157 km (0.049 R)
• M2: 604,226 km (0.064 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.48 AU - 2.14 AU

Year: 885 Days

Day: 16.9 Hours

Environment

Temp: -47 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.58 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 15.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.8

Radius: 7.4

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 14.17 AU - 16.53 AU

Year: 21857 Days

Day: 18.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 157.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,019,793 km

• M1: 92,003 km (0.117 R)
• M2: 332,855 km (0.108 R)
• M3: 610,659 km (0.075 R)
• M4: 3,589,900 km (0.087 R)
• M5: 4,077,888 km (0.116 R)
• M6: 5,185,960 km (0.086 R)
• M7: 6,556,127 km (0.118 R)
• M8: 7,689,929 km (0.105 R)
• M9: 9,040,648 km (0.102 R)
• M10: 10,340,055 km (0.093 R)
• M11: 11,814,492 km (0.079 R)
• M12: 14,094,513 km (0.113 R)
• M13: 15,969,124 km (0.109 R)
• M14: 22,751,742 km (0.118 R)
• M15: 27,878,461 km (0.049 R)
• M16: 30,190,047 km (0.084 R)
• M17: 31,233,941 km (0.058 R)
• M18: 35,420,138 km (0.114 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 11,897 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit