🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.86 AU - 1.06 AU

Year: 340 Days

Day: 24.5 Hours

Environment

Temp: 120 °C

Axial Tilt: 7.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.07 AU - 1.11 AU

Year: 412 Days

Day: 36.6 Hours

Environment

Temp: 38 °C

Axial Tilt: 21.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.12 AU - 1.24 AU

Year: 464 Days

Day: 33.8 Hours

Environment

Temp: 24 °C

Axial Tilt: 7.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.97 AU - 1.51 AU

Year: 499 Days

Day: 35.5 Hours

Environment

Temp: 16 °C

Axial Tilt: 20.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.62 AU - 3.56 AU

Year: 1964 Days

Day: 12.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 912.1

Radius: 13.7

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.76 AU - 7.96 AU

Year: 6498 Days

Day: 11.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,149,364 km

• M1: 170,392 km (0.109 R)
• M2: 793,318 km (0.069 R)
• M3: 1,378,245 km (0.119 R)
• M4: 2,085,843 km (0.09 R)
• M5: 2,525,062 km (0.117 R)
• M6: 3,172,971 km (0.105 R)
• M7: 4,338,787 km (0.105 R)
• M8: 6,373,019 km (0.044 R)
• M9: 6,831,836 km (0.077 R)
• M10: 8,467,838 km (0.074 R)
• M11: 8,936,528 km (0.108 R)
• M12: 10,066,890 km (0.058 R)
• M13: 10,691,311 km (0.097 R)
• M14: 14,568,738 km (0.031 R)
• M15: 15,243,574 km (0.097 R)
• M16: 21,572,911 km (0.09 R)
• M17: 24,190,873 km (0.066 R)
• M18: 24,963,845 km (0.098 R)
• M19: 26,468,650 km (0.06 R)
• M20: 28,410,281 km (0.101 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 36.2

Radius: 4.8

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 14.67 AU - 20.05 AU

Year: 26159 Days

Day: 17.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,149,364 km

• M1: 59,839 km (0.088 R)
• M2: 242,349 km (0.113 R)
• M3: 398,529 km (0.074 R)
• M4: 672,742 km (0.048 R)
• M5: 1,251,685 km (0.1 R)
• M6: 1,974,841 km (0.041 R)
• M7: 2,176,649 km (0.109 R)
• M8: 2,713,705 km (0.059 R)
• M9: 4,295,404 km (0.092 R)
• M10: 5,049,227 km (0.06 R)
• M11: 6,110,774 km (0.093 R)
• M12: 7,276,740 km (0.114 R)
• M13: 9,335,356 km (0.11 R)
• M14: 9,639,339 km (0.069 R)
• M15: 12,416,025 km (0.119 R)
• M16: 13,212,484 km (0.071 R)
• M17: 18,581,851 km (0.118 R)
• M18: 18,993,544 km (0.117 R)
• M19: 20,120,764 km (0.076 R)
• M20: 24,911,037 km (0.116 R)
• M21: 27,127,629 km (0.119 R)
• M22: 30,980,373 km (0.049 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 15,611 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit