🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.62 AU - 0.62 AU

Year: 185 Days

Day: 44.6 Hours

Environment

Temp: 115 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.04 AU - 1.26 AU

Year: 467 Days

Day: 44.8 Hours

Environment

Temp: 10 °C

Axial Tilt: 47.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.82 AU - 2.06 AU

Year: 1023 Days

Day: 35.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,282,610 km

• M1: 1,083,238 km (0.084 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.25 AU - 3.21 AU

Year: 1708 Days

Day: 16 Hours

Environment

Temp: -102 °C

Axial Tilt: 23 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 13,282,610 km

• M1: 1,309,281 km (0.085 R)

Asteroid Belt

Center: 4.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.8

Radius: 14.9

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 4.96 AU - 6.18 AU

Year: 4979 Days

Day: 7.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 13,282,610 km

• M1: 194,627 km (0.114 R)
• M2: 676,182 km (0.069 R)
• M3: 1,152,352 km (0.105 R)
• M4: 1,295,817 km (0.091 R)
• M5: 1,546,094 km (0.12 R)
• M6: 1,763,908 km (0.111 R)
• M7: 2,262,518 km (0.104 R)
• M8: 2,736,145 km (0.094 R)
• M9: 2,967,274 km (0.067 R)
• M10: 3,375,227 km (0.094 R)
• M11: 3,699,406 km (0.111 R)
• M12: 3,814,147 km (0.062 R)
• M13: 4,595,347 km (0.095 R)
• M14: 4,719,065 km (0.035 R)
• M15: 5,054,014 km (0.12 R)
• M16: 5,454,937 km (0.104 R)
• M17: 5,644,627 km (0.12 R)
• M18: 5,880,991 km (0.101 R)
• M19: 6,015,480 km (0.101 R)
• M20: 6,135,906 km (0.065 R)
• M21: 6,302,857 km (0.102 R)
• M22: 6,610,281 km (0.116 R)
• M23: 6,796,979 km (0.099 R)
• M24: 7,001,480 km (0.102 R)
• M25: 7,255,796 km (0.086 R)
• M26: 8,004,234 km (0.098 R)
• M27: 8,641,222 km (0.111 R)
• M28: 8,777,505 km (0.104 R)
• M29: 9,381,731 km (0.092 R)
• M30: 9,768,591 km (0.117 R)
• M31: 9,875,105 km (0.108 R)
• M32: 10,322,552 km (0.086 R)
• M33: 10,630,873 km (0.094 R)
• M34: 10,795,282 km (0.045 R)
• M35: 10,905,236 km (0.078 R)
• M36: 11,479,991 km (0.12 R)
• M37: 11,648,737 km (0.092 R)
• M38: 11,837,081 km (0.073 R)
• M39: 12,504,736 km (0.086 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 17,405 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit