🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.71 AU - 0.87 AU

Year: 255 Days

Day: 39.9 Hours

Environment

Temp: 113 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.96 AU - 1.46 AU

Year: 484 Days

Day: 18.1 Hours

Environment

Temp: 5 °C

Axial Tilt: 0.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.04 AU - 1.52 AU

Year: 526 Days

Day: 23.1 Hours

Environment

Temp: 15 °C

Axial Tilt: 15 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.32 AU - 1.88 AU

Year: 736 Days

Day: 26.1 Hours

Environment

Temp: -38 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,999,510 km

• M1: 43,533 km (0.105 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.14 AU - 3.52 AU

Year: 1730 Days

Day: 15.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,999,510 km

• M1: 64,776 km (0.12 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.42 AU - 4.02 AU

Year: 2100 Days

Day: 30.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.33 AU - 5.29 AU

Year: 3834 Days

Day: 16.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,999,510 km

• M1: 55,501 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.1

Radius: 8.2

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 7.68 AU - 12.54 AU

Year: 11683 Days

Day: 12.4 Hours

Environment

Temp: -176 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 33,999,510 km

• M1: 102,026 km (0.117 R)
• M2: 361,129 km (0.102 R)
• M3: 1,082,789 km (0.084 R)
• M4: 1,364,931 km (0.077 R)
• M5: 1,710,053 km (0.079 R)
• M6: 2,112,771 km (0.081 R)
• M7: 2,524,763 km (0.096 R)
• M8: 2,815,881 km (0.116 R)
• M9: 5,680,381 km (0.093 R)
• M10: 6,379,601 km (0.082 R)
• M11: 7,423,794 km (0.112 R)
• M12: 7,910,137 km (0.054 R)
• M13: 10,434,601 km (0.088 R)
• M14: 15,099,960 km (0.106 R)
• M15: 18,317,362 km (0.086 R)
• M16: 18,929,067 km (0.112 R)
• M17: 19,205,225 km (0.11 R)
• M18: 24,648,942 km (0.075 R)
• M19: 28,167,035 km (0.083 R)
• M20: 28,890,341 km (0.071 R)

Kuiper Belt

Range: 30.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 12,202 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit