🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.51 AU - 0.77 AU

Year: 196 Days

Day: 34.3 Hours

Environment

Temp: 143 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.57 AU - 0.73 AU

Year: 201 Days

Day: 27 Hours

Environment

Temp: 109 °C

Axial Tilt: 35.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.69 AU - 1.03 AU

Year: 305 Days

Day: 24.8 Hours

Environment

Temp: 31 °C

Axial Tilt: 38.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.92 AU - 1.52 AU

Year: 516 Days

Day: 21 Hours

Environment

Temp: -33 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 22,380,632 km

• M1: 52,509 km (0.09 R)
• M2: 72,106 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.64 AU - 3.14 AU

Year: 1881 Days

Day: 43.5 Hours

Environment

Temp: -103 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.31 AU - 3.39 AU

Year: 2348 Days

Day: 20.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.46 AU - 3.98 AU

Year: 2747 Days

Day: 38.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 22,380,632 km

• M1: 40,242 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.8

Radius: 9.2

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.71 AU - 5.8 AU

Year: 3964 Days

Day: 13.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 22,380,632 km

• M1: 114,742 km (0.099 R)
• M2: 505,790 km (0.094 R)
• M3: 878,738 km (0.118 R)
• M4: 1,224,010 km (0.101 R)
• M5: 1,934,600 km (0.048 R)
• M6: 2,470,758 km (0.082 R)
• M7: 4,024,781 km (0.097 R)
• M8: 4,572,160 km (0.118 R)
• M9: 5,045,188 km (0.11 R)
• M10: 5,498,470 km (0.096 R)
• M11: 5,788,690 km (0.075 R)
• M12: 6,342,800 km (0.09 R)
• M13: 6,781,271 km (0.05 R)
• M14: 7,460,895 km (0.113 R)
• M15: 7,883,359 km (0.07 R)
• M16: 10,319,261 km (0.08 R)
• M17: 11,050,944 km (0.077 R)
• M18: 12,346,462 km (0.111 R)
• M19: 14,525,504 km (0.11 R)
• M20: 18,082,194 km (0.114 R)
• M21: 19,325,801 km (0.075 R)
• M22: 21,982,210 km (0.056 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 18,018 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit