🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.78 AU - 0.88 AU

Year: 275 Days

Day: 21.1 Hours

Environment

Temp: 166 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 19,530,242 km

• M1: 42,187 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.12 AU - 3.22 AU

Year: 1586 Days

Day: 18.1 Hours

Environment

Temp: -86 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.88 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.6

Radius: 8.6

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.3 AU - 5.88 AU

Year: 4174 Days

Day: 12 Hours

Environment

Temp: -141 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 19,530,242 km

• M1: 108,309 km (0.082 R)
• M2: 522,097 km (0.081 R)
• M3: 883,226 km (0.087 R)
• M4: 1,195,137 km (0.103 R)
• M5: 2,837,423 km (0.042 R)
• M6: 4,001,893 km (0.092 R)
• M7: 6,215,044 km (0.076 R)
• M8: 7,265,370 km (0.073 R)
• M9: 8,811,913 km (0.114 R)
• M10: 9,610,766 km (0.058 R)
• M11: 10,457,190 km (0.048 R)
• M12: 11,275,940 km (0.063 R)
• M13: 12,096,633 km (0.09 R)
• M14: 13,040,596 km (0.077 R)
• M15: 13,337,398 km (0.062 R)
• M16: 13,725,754 km (0.113 R)
• M17: 14,843,998 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.9

Radius: 9

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.21 AU - 6.67 AU

Year: 4611 Days

Day: 14.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 19,530,242 km

• M1: 113,545 km (0.101 R)
• M2: 465,100 km (0.041 R)
• M3: 1,220,120 km (0.116 R)
• M4: 1,645,128 km (0.037 R)
• M5: 2,192,955 km (0.116 R)
• M6: 2,524,614 km (0.082 R)
• M7: 2,810,944 km (0.105 R)
• M8: 4,348,361 km (0.101 R)
• M9: 4,695,279 km (0.074 R)
• M10: 5,060,447 km (0.101 R)
• M11: 6,630,626 km (0.085 R)
• M12: 7,239,639 km (0.071 R)
• M13: 7,822,323 km (0.064 R)
• M14: 9,905,773 km (0.091 R)
• M15: 13,254,970 km (0.11 R)
• M16: 14,841,754 km (0.103 R)
• M17: 15,580,469 km (0.115 R)
• M18: 19,530,301 km (0.105 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 18,792 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit