🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.58 AU - 0.72 AU

Year: 194 Days

Day: 18.7 Hours

Environment

Temp: 156 °C

Axial Tilt: 14.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.54 AU - 4.78 AU

Year: 3147 Days

Day: 18.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,822,436 km

• M1: 232,176 km (0.045 R)

Asteroid Belt

Center: 4.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.6

Radius: 14.1

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.66 AU - 5.84 AU

Year: 4461 Days

Day: 6.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,822,436 km

• M1: 175,329 km (0.055 R)
• M2: 678,726 km (0.099 R)
• M3: 1,178,682 km (0.072 R)
• M4: 1,681,630 km (0.115 R)
• M5: 2,239,929 km (0.107 R)
• M6: 2,730,311 km (0.096 R)
• M7: 3,197,056 km (0.12 R)
• M8: 4,728,489 km (0.065 R)
• M9: 5,218,722 km (0.06 R)
• M10: 6,930,121 km (0.03 R)
• M11: 7,428,282 km (0.094 R)
• M12: 8,348,608 km (0.109 R)
• M13: 8,874,894 km (0.078 R)
• M14: 10,675,304 km (0.092 R)
• M15: 11,478,046 km (0.049 R)
• M16: 12,610,652 km (0.114 R)
• M17: 13,204,256 km (0.069 R)
• M18: 13,713,188 km (0.064 R)
• M19: 15,318,972 km (0.116 R)
• M20: 16,632,590 km (0.103 R)
• M21: 24,961,003 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768.2

Radius: 6.7

Gravity: 17.11 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 15.3 AU - 17.86 AU

Year: 25037 Days

Day: 21.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 91,822,436 km

• M1: 83,326 km (0.118 R)
• M2: 386,860 km (0.104 R)
• M3: 850,763 km (0.076 R)
• M4: 1,258,716 km (0.114 R)
• M5: 1,482,664 km (0.087 R)
• M6: 1,929,513 km (0.06 R)
• M7: 2,535,534 km (0.094 R)
• M8: 2,978,045 km (0.062 R)
• M9: 3,594,388 km (0.049 R)
• M10: 4,959,917 km (0.054 R)
• M11: 6,313,928 km (0.096 R)
• M12: 6,592,928 km (0.042 R)
• M13: 7,739,296 km (0.074 R)
• M14: 9,188,750 km (0.109 R)
• M15: 14,289,439 km (0.044 R)
• M16: 17,706,404 km (0.054 R)
• M17: 21,526,834 km (0.096 R)
• M18: 26,099,892 km (0.074 R)
• M19: 32,228,916 km (0.116 R)
• M20: 35,333,222 km (0.069 R)
• M21: 39,252,088 km (0.081 R)
• M22: 46,877,839 km (0.082 R)
• M23: 48,477,040 km (0.112 R)
• M24: 49,563,121 km (0.094 R)
• M25: 51,783,752 km (0.111 R)
• M26: 53,300,674 km (0.117 R)
• M27: 56,621,747 km (0.114 R)
• M28: 64,538,765 km (0.051 R)
• M29: 66,073,340 km (0.104 R)
• M30: 67,856,846 km (0.107 R)
• M31: 70,361,115 km (0.075 R)
• M32: 86,957,203 km (0.089 R)
• M33: 87,489,024 km (0.105 R)
• M34: 87,755,757 km (0.099 R)
• M35: 90,999,188 km (0.086 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 13,995 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit