🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.55 AU - 0.85 AU

Year: 219 Days

Day: 24 Hours

Environment

Temp: 107 °C

Axial Tilt: 14.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 33,303,749 km

• M1: 271,819 km (0.055 R)
• M2: 549,024 km (0.05 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.84 AU - 1.02 AU

Year: 336 Days

Day: 14 Hours

Environment

Temp: 19 °C

Axial Tilt: 37.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.98 AU - 1.18 AU

Year: 421 Days

Day: 12.8 Hours

Environment

Temp: 7 °C

Axial Tilt: 12.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.93 AU - 2.05 AU

Year: 1052 Days

Day: 38.3 Hours

Environment

Temp: -76 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.77 AU - 2.77 AU

Year: 1282 Days

Day: 18.9 Hours

Environment

Temp: -87 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,303,749 km

• M1: 37,998 km (0.036 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.99 AU - 3.49 AU

Year: 2185 Days

Day: 18.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.8

Radius: 12.2

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.74 AU - 5.02 AU

Year: 4040 Days

Day: 11.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 33,303,749 km

• M1: 151,692 km (0.067 R)
• M2: 2,074,324 km (0.082 R)
• M3: 3,850,649 km (0.041 R)
• M4: 8,463,200 km (0.116 R)

Asteroid Belt

Center: 11.81 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.9

Radius: 5.7

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 17.83 AU - 19.63 AU

Year: 30376 Days

Day: 17.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 33,303,749 km

• M1: 76,445 km (0.119 R)
• M2: 485,894 km (0.117 R)
• M3: 1,129,464 km (0.115 R)
• M4: 2,731,657 km (0.091 R)
• M5: 3,284,571 km (0.075 R)
• M6: 3,477,403 km (0.115 R)
• M7: 4,101,674 km (0.097 R)
• M8: 9,155,390 km (0.068 R)
• M9: 9,409,706 km (0.086 R)
• M10: 14,774,735 km (0.108 R)
• M11: 15,902,403 km (0.095 R)
• M12: 18,867,732 km (0.114 R)
• M13: 30,589,623 km (0.073 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 15,487 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit