🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.55 AU - 0.81 AU

Year: 196 Days

Day: 16.8 Hours

Environment

Temp: 152 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,952,649 km

• M1: 123,269 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.83 AU - 0.85 AU

Year: 269 Days

Day: 18.8 Hours

Environment

Temp: 169 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,952,649 km

• M1: 90,208 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.82 AU - 0.88 AU

Year: 274 Days

Day: 20.5 Hours

Environment

Temp: 175 °C

Axial Tilt: 47.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.57 AU - 3.79 AU

Year: 2470 Days

Day: 22.3 Hours

Environment

Temp: -102 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.91 AU - 4.73 AU

Year: 2612 Days

Day: 32.1 Hours

Environment

Temp: -100 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 61,952,649 km

• M1: 667,805 km (0.088 R)
• M2: 1,490,593 km (0.065 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290.1

Radius: 4.5

Gravity: 14.33 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 13.16 AU - 19.02 AU

Year: 22579 Days

Day: 17.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 61,952,649 km

• M1: 66,122 km (0.075 R)
• M2: 169,644 km (0.11 R)
• M3: 426,952 km (0.086 R)
• M4: 532,718 km (0.116 R)
• M5: 666,608 km (0.079 R)
• M6: 811,269 km (0.115 R)
• M7: 943,065 km (0.077 R)
• M8: 1,327,232 km (0.088 R)
• M9: 1,456,485 km (0.098 R)
• M10: 1,509,443 km (0.115 R)
• M11: 1,617,003 km (0.085 R)
• M12: 1,925,923 km (0.119 R)
• M13: 1,983,967 km (0.083 R)
• M14: 2,013,288 km (0.106 R)
• M15: 2,376,063 km (0.115 R)
• M16: 2,407,179 km (0.037 R)
• M17: 2,501,426 km (0.08 R)
• M18: 3,194,663 km (0.083 R)
• M19: 3,615,930 km (0.043 R)
• M20: 4,782,794 km (0.109 R)
• M21: 6,140,693 km (0.095 R)
• M22: 6,486,564 km (0.105 R)
• M23: 6,618,060 km (0.114 R)
• M24: 7,979,550 km (0.076 R)
• M25: 8,836,447 km (0.098 R)
• M26: 9,030,924 km (0.081 R)
• M27: 9,973,391 km (0.113 R)
• M28: 10,328,536 km (0.07 R)
• M29: 10,739,332 km (0.076 R)
• M30: 10,998,884 km (0.034 R)
• M31: 11,896,621 km (0.096 R)
• M32: 12,872,448 km (0.111 R)
• M33: 14,727,162 km (0.119 R)
• M34: 14,957,543 km (0.061 R)
• M35: 17,205,401 km (0.117 R)
• M36: 17,753,079 km (0.088 R)
• M37: 18,244,657 km (0.047 R)
• M38: 19,115,616 km (0.101 R)
• M39: 19,682,592 km (0.065 R)
• M40: 20,639,869 km (0.058 R)
• M41: 22,202,867 km (0.067 R)
• M42: 22,400,935 km (0.076 R)
• M43: 22,665,873 km (0.118 R)
• M44: 23,198,890 km (0.058 R)
• M45: 23,332,780 km (0.115 R)
• M46: 23,601,308 km (0.055 R)
• M47: 24,822,625 km (0.119 R)
• M48: 25,096,838 km (0.066 R)
• M49: 26,482,563 km (0.077 R)
• M50: 26,622,587 km (0.096 R)
• M51: 26,832,921 km (0.086 R)
• M52: 27,751,003 km (0.113 R)
• M53: 28,607,451 km (0.112 R)
• M54: 29,545,131 km (0.108 R)
• M55: 31,007,151 km (0.098 R)
• M56: 34,917,340 km (0.06 R)
• M57: 35,147,571 km (0.084 R)
• M58: 35,455,443 km (0.087 R)
• M59: 35,532,486 km (0.12 R)
• M60: 36,073,731 km (0.087 R)
• M61: 36,228,864 km (0.069 R)
• M62: 36,539,729 km (0.062 R)
• M63: 37,635,084 km (0.115 R)
• M64: 38,186,652 km (0.057 R)
• M65: 38,741,061 km (0.066 R)
• M66: 39,138,693 km (0.044 R)
• M67: 39,377,750 km (0.057 R)
• M68: 39,457,635 km (0.091 R)
• M69: 39,617,555 km (0.076 R)
• M70: 40,339,515 km (0.117 R)
• M71: 40,823,165 km (0.09 R)
• M72: 41,959,360 km (0.119 R)
• M73: 43,352,865 km (0.096 R)
• M74: 43,931,060 km (0.034 R)
• M75: 46,353,499 km (0.108 R)
• M76: 48,134,611 km (0.044 R)
• M77: 49,076,479 km (0.115 R)
• M78: 50,284,033 km (0.095 R)
• M79: 50,370,650 km (0.074 R)
• M80: 50,457,267 km (0.066 R)
• M81: 51,938,286 km (0.111 R)
• M82: 52,376,608 km (0.059 R)
• M83: 53,080,466 km (0.028 R)
• M84: 53,433,667 km (0.12 R)
• M85: 53,610,491 km (0.096 R)
• M86: 55,479,118 km (0.1 R)
• M87: 56,917,053 km (0.11 R)
• M88: 58,003,582 km (0.046 R)
• M89: 58,185,344 km (0.099 R)
• M90: 59,829,574 km (0.049 R)
• M91: 61,118,958 km (0.06 R)
• M92: 61,674,265 km (0.118 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 15,045 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit