🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.47 AU - 0.77 AU

Year: 175 Days

Day: 47.8 Hours

Environment

Temp: 202 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.13 AU - 1.29 AU

Year: 477 Days

Day: 45.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 28.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.14 AU - 1.56 AU

Year: 562 Days

Day: 20 Hours

Environment

Temp: 10 °C

Axial Tilt: 80.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 8.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 14.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421

Radius: 3.5

Gravity: 34.37 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 13.25 AU - 16.63 AU

Year: 20682 Days

Day: 18.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 82,858,694 km

• M1: 78,688 km (0.076 R)
• M2: 304,282 km (0.119 R)
• M3: 455,376 km (0.079 R)
• M4: 588,518 km (0.05 R)
• M5: 1,152,652 km (0.075 R)
• M6: 1,433,447 km (0.113 R)
• M7: 1,672,654 km (0.082 R)
• M8: 1,919,341 km (0.105 R)
• M9: 2,551,392 km (0.072 R)
• M10: 3,026,365 km (0.113 R)
• M11: 6,312,133 km (0.041 R)
• M12: 6,478,635 km (0.075 R)
• M13: 6,863,700 km (0.12 R)
• M14: 8,159,666 km (0.094 R)
• M15: 10,281,114 km (0.091 R)
• M16: 10,686,823 km (0.119 R)
• M17: 13,969,599 km (0.092 R)
• M18: 14,252,339 km (0.094 R)
• M19: 14,395,205 km (0.073 R)
• M20: 15,723,634 km (0.043 R)
• M21: 16,029,561 km (0.081 R)
• M22: 19,223,626 km (0.099 R)
• M23: 27,051,334 km (0.119 R)
• M24: 29,294,704 km (0.085 R)
• M25: 29,874,246 km (0.084 R)
• M26: 37,166,245 km (0.079 R)
• M27: 43,278,664 km (0.086 R)
• M28: 43,879,150 km (0.077 R)
• M29: 44,485,171 km (0.116 R)
• M30: 46,807,379 km (0.09 R)
• M31: 54,605,018 km (0.034 R)
• M32: 55,658,785 km (0.114 R)
• M33: 59,638,388 km (0.101 R)
• M34: 64,776,476 km (0.07 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 662.2

Radius: 6.1

Gravity: 17.8 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 14.83 AU - 17.35 AU

Year: 23116 Days

Day: 23.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,858,694 km

• M1: 79,137 km (0.109 R)
• M2: 421,268 km (0.062 R)
• M3: 778,657 km (0.091 R)
• M4: 1,278,463 km (0.109 R)
• M5: 1,497,475 km (0.058 R)
• M6: 2,970,415 km (0.113 R)
• M7: 3,594,837 km (0.093 R)
• M8: 4,654,289 km (0.11 R)
• M9: 6,430,764 km (0.119 R)
• M10: 7,420,054 km (0.094 R)
• M11: 10,055,670 km (0.073 R)
• M12: 10,299,963 km (0.075 R)
• M13: 12,470,179 km (0.101 R)
• M14: 13,329,619 km (0.068 R)
• M15: 22,600,947 km (0.045 R)
• M16: 22,810,085 km (0.108 R)
• M17: 35,561,658 km (0.079 R)
• M18: 37,137,522 km (0.099 R)
• M19: 37,721,851 km (0.06 R)
• M20: 49,669,186 km (0.107 R)
• M21: 66,448,233 km (0.039 R)
• M22: 79,430,336 km (0.072 R)

Kuiper Belt

Range: 30.6 - 57.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 17,455 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit