🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.44 AU - 0.62 AU

Year: 144 Days

Day: 19.1 Hours

Environment

Temp: 193 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,606,077 km

• M1: 489,335 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.52 AU - 0.74 AU

Year: 186 Days

Day: 12.6 Hours

Environment

Temp: 145 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.5

Radius: 11.1

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 4.34 AU - 5.74 AU

Year: 4218 Days

Day: 13 Hours

Environment

Temp: -137 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,606,077 km

• M1: 138,378 km (0.089 R)
• M2: 763,248 km (0.065 R)
• M3: 1,690,905 km (0.07 R)
• M4: 2,472,554 km (0.109 R)
• M5: 3,163,397 km (0.045 R)
• M6: 4,105,714 km (0.073 R)
• M7: 5,118,042 km (0.072 R)
• M8: 6,615,068 km (0.094 R)
• M9: 7,382,057 km (0.093 R)
• M10: 7,887,249 km (0.087 R)
• M11: 9,061,293 km (0.071 R)
• M12: 14,675,850 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.7

Radius: 9.8

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 6.77 AU - 8.55 AU

Year: 7903 Days

Day: 8.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 39,606,077 km

• M1: 122,371 km (0.098 R)
• M2: 487,539 km (0.093 R)
• M3: 873,352 km (0.119 R)
• M4: 1,253,181 km (0.102 R)
• M5: 1,646,474 km (0.066 R)
• M6: 2,138,202 km (0.077 R)
• M7: 2,446,075 km (0.117 R)
• M8: 4,066,220 km (0.108 R)
• M9: 4,598,639 km (0.055 R)
• M10: 5,206,903 km (0.077 R)
• M11: 6,134,261 km (0.092 R)
• M12: 6,835,426 km (0.025 R)
• M13: 7,945,891 km (0.049 R)
• M14: 9,128,163 km (0.031 R)
• M15: 9,577,704 km (0.064 R)
• M16: 9,947,810 km (0.113 R)
• M17: 12,980,308 km (0.086 R)
• M18: 13,319,746 km (0.09 R)
• M19: 13,898,390 km (0.079 R)
• M20: 14,797,922 km (0.032 R)
• M21: 15,106,243 km (0.117 R)
• M22: 15,735,751 km (0.11 R)
• M23: 16,646,353 km (0.108 R)
• M24: 19,441,590 km (0.09 R)
• M25: 20,642,561 km (0.049 R)
• M26: 22,861,995 km (0.073 R)
• M27: 26,301,998 km (0.064 R)
• M28: 27,957,000 km (0.089 R)
• M29: 29,001,941 km (0.072 R)
• M30: 29,388,203 km (0.119 R)
• M31: 33,126,653 km (0.093 R)
• M32: 36,381,454 km (0.071 R)
• M33: 37,170,433 km (0.086 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 13,485 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit