🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.64 AU - 0.9 AU

Year: 246 Days

Day: 40.8 Hours

Environment

Temp: 129 °C

Axial Tilt: 25.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.1 AU - 1.28 AU

Year: 472 Days

Day: 27.9 Hours

Environment

Temp: -5 °C

Axial Tilt: 0.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.43 AU - 1.97 AU

Year: 806 Days

Day: 47.1 Hours

Environment

Temp: -51 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,500,024 km

• M1: 295,007 km (0.103 R)

Asteroid Belt

Center: 3.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.5

Radius: 9.3

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.17 AU - 5.67 AU

Year: 4586 Days

Day: 12.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,500,024 km

• M1: 115,639 km (0.104 R)
• M2: 547,379 km (0.093 R)
• M3: 1,104,930 km (0.093 R)
• M4: 2,396,408 km (0.056 R)
• M5: 2,917,158 km (0.117 R)
• M6: 6,089,980 km (0.092 R)
• M7: 7,962,945 km (0.076 R)
• M8: 9,085,827 km (0.096 R)
• M9: 9,877,947 km (0.035 R)
• M10: 11,599,370 km (0.066 R)
• M11: 15,785,567 km (0.102 R)
• M12: 17,209,290 km (0.11 R)
• M13: 17,664,068 km (0.085 R)
• M14: 18,657,098 km (0.11 R)
• M15: 19,016,433 km (0.075 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205.9

Radius: 3.6

Gravity: 15.89 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 15.17 AU - 23.15 AU

Year: 30481 Days

Day: 21.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,500,024 km

• M1: 48,171 km (0.09 R)
• M2: 170,242 km (0.097 R)
• M3: 347,815 km (0.099 R)
• M4: 887,115 km (0.115 R)
• M5: 1,271,881 km (0.069 R)
• M6: 1,573,620 km (0.03 R)
• M7: 2,054,278 km (0.108 R)
• M8: 2,490,954 km (0.112 R)
• M9: 4,076,991 km (0.056 R)
• M10: 4,559,145 km (0.12 R)
• M11: 4,936,131 km (0.072 R)
• M12: 5,909,265 km (0.045 R)
• M13: 6,567,795 km (0.04 R)
• M14: 7,835,936 km (0.111 R)
• M15: 8,940,268 km (0.101 R)
• M16: 9,917,740 km (0.054 R)
• M17: 21,821,243 km (0.099 R)
• M18: 49,878,174 km (0.091 R)
• M19: 57,879,267 km (0.114 R)
• M20: 63,145,261 km (0.112 R)
• M21: 65,298,423 km (0.042 R)

Kuiper Belt

Range: 30.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 11,194 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit