🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.42 AU - 0.6 AU

Year: 134 Days

Day: 32.9 Hours

Environment

Temp: 253 °C

Axial Tilt: 6.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.14 AU - 2.68 AU

Year: 1380 Days

Day: 47.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,886,789 km

• M1: 886,068 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 4.1 AU - 4.54 AU

Year: 3313 Days

Day: 43.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.3

Radius: 13.7

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.65 AU - 9.97 AU

Year: 8839 Days

Day: 5.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 45,886,789 km

• M1: 183,557 km (0.07 R)
• M2: 477,816 km (0.114 R)
• M3: 1,326,185 km (0.073 R)
• M4: 2,072,978 km (0.093 R)
• M5: 2,781,772 km (0.118 R)
• M6: 3,050,600 km (0.113 R)
• M7: 3,429,382 km (0.109 R)
• M8: 3,909,740 km (0.118 R)
• M9: 5,331,519 km (0.062 R)
• M10: 7,123,851 km (0.113 R)
• M11: 7,817,835 km (0.107 R)
• M12: 9,676,439 km (0.116 R)
• M13: 10,355,314 km (0.097 R)
• M14: 11,191,716 km (0.057 R)
• M15: 11,645,297 km (0.077 R)
• M16: 12,107,853 km (0.094 R)
• M17: 14,353,916 km (0.059 R)
• M18: 15,815,636 km (0.035 R)
• M19: 16,738,207 km (0.082 R)
• M20: 17,405,263 km (0.113 R)
• M21: 21,621,679 km (0.032 R)
• M22: 22,125,675 km (0.117 R)
• M23: 23,346,094 km (0.086 R)
• M24: 25,612,352 km (0.114 R)
• M25: 27,416,652 km (0.067 R)
• M26: 28,557,635 km (0.071 R)
• M27: 28,991,619 km (0.092 R)
• M28: 29,428,893 km (0.025 R)
• M29: 33,122,764 km (0.059 R)
• M30: 34,455,681 km (0.056 R)
• M31: 37,365,359 km (0.108 R)
• M32: 37,861,875 km (0.104 R)
• M33: 38,278,206 km (0.078 R)
• M34: 42,830,918 km (0.073 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 167 - 17,165 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit