🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.55 AU - 0.67 AU

Year: 171 Days

Day: 16.5 Hours

Environment

Temp: 152 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.16 AU - 1.58 AU

Year: 577 Days

Day: 16.7 Hours

Environment

Temp: -8 °C

Axial Tilt: 15.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.61 AU - 2.79 AU

Year: 1597 Days

Day: 22.2 Hours

Environment

Temp: -97 °C

Axial Tilt: 102.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.58 AU - 2.84 AU

Year: 1606 Days

Day: 29 Hours

Environment

Temp: -97 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.3

Radius: 9.7

Gravity: 9.9 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 5.87 AU - 8.79 AU

Year: 7142 Days

Day: 9.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 104,574,404 km

• M1: 120,576 km (0.113 R)
• M2: 773,720 km (0.07 R)
• M3: 2,078,064 km (0.111 R)
• M4: 4,401,917 km (0.115 R)
• M5: 5,251,932 km (0.026 R)
• M6: 6,207,713 km (0.105 R)
• M7: 7,471,217 km (0.094 R)
• M8: 7,955,615 km (0.076 R)
• M9: 8,460,956 km (0.086 R)
• M10: 9,259,061 km (0.093 R)
• M11: 9,865,980 km (0.082 R)
• M12: 11,579,174 km (0.093 R)
• M13: 12,228,579 km (0.108 R)
• M14: 12,674,979 km (0.09 R)
• M15: 15,008,406 km (0.067 R)
• M16: 17,968,948 km (0.078 R)
• M17: 19,285,110 km (0.111 R)
• M18: 22,026,491 km (0.116 R)
• M19: 27,597,516 km (0.086 R)
• M20: 27,980,038 km (0.066 R)
• M21: 30,248,540 km (0.079 R)
• M22: 30,655,296 km (0.115 R)
• M23: 32,637,019 km (0.077 R)
• M24: 40,799,229 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.9

Radius: 13.9

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 8.07 AU - 12.31 AU

Year: 11707 Days

Day: 5.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 104,574,404 km

• M1: 174,282 km (0.099 R)
• M2: 769,531 km (0.082 R)
• M3: 1,273,078 km (0.091 R)
• M4: 1,756,728 km (0.079 R)
• M5: 4,567,971 km (0.063 R)
• M6: 5,414,396 km (0.094 R)
• M7: 6,286,402 km (0.072 R)
• M8: 7,334,484 km (0.071 R)
• M9: 8,309,863 km (0.106 R)
• M10: 11,070,542 km (0.087 R)
• M11: 12,053,699 km (0.105 R)
• M12: 12,906,257 km (0.115 R)
• M13: 16,356,283 km (0.066 R)
• M14: 17,631,306 km (0.118 R)
• M15: 21,238,709 km (0.079 R)
• M16: 37,079,029 km (0.051 R)
• M17: 38,360,335 km (0.116 R)
• M18: 40,740,886 km (0.06 R)
• M19: 49,540,532 km (0.057 R)
• M20: 51,094,554 km (0.101 R)
• M21: 52,841,259 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 445.4

Radius: 6.2

Gravity: 11.59 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 13.29 AU - 13.43 AU

Year: 17574 Days

Day: 18.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 104,574,404 km

• M1: 77,193 km (0.089 R)
• M2: 1,175,839 km (0.033 R)
• M3: 1,691,653 km (0.086 R)
• M4: 3,136,469 km (0.118 R)
• M5: 4,179,166 km (0.034 R)
• M6: 5,327,928 km (0.106 R)
• M7: 10,514,337 km (0.076 R)
• M8: 13,123,024 km (0.114 R)
• M9: 14,332,673 km (0.12 R)
• M10: 17,127,460 km (0.06 R)
• M11: 19,575,181 km (0.075 R)
• M12: 24,750,669 km (0.104 R)
• M13: 25,455,574 km (0.066 R)
• M14: 26,485,705 km (0.099 R)
• M15: 35,113,463 km (0.102 R)
• M16: 35,492,843 km (0.117 R)
• M17: 44,401,246 km (0.119 R)
• M18: 45,441,101 km (0.085 R)
• M19: 52,517,380 km (0.05 R)
• M20: 58,149,740 km (0.119 R)

Asteroid Belt

Center: 15.77 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 915.5

Radius: 7.9

Gravity: 14.67 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 17.9 AU - 18.44 AU

Year: 27874 Days

Day: 17.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 104,574,404 km

• M1: 98,286 km (0.044 R)
• M2: 397,332 km (0.094 R)
• M3: 658,231 km (0.114 R)
• M4: 1,011,581 km (0.11 R)
• M5: 1,454,091 km (0.11 R)
• M6: 2,594,027 km (0.095 R)
• M7: 3,332,741 km (0.114 R)
• M8: 3,956,116 km (0.102 R)
• M9: 4,314,253 km (0.111 R)
• M10: 4,577,695 km (0.116 R)
• M11: 4,891,850 km (0.025 R)
• M12: 5,262,554 km (0.114 R)
• M13: 9,682,273 km (0.071 R)
• M14: 11,084,305 km (0.111 R)
• M15: 13,079,491 km (0.04 R)
• M16: 15,476,947 km (0.027 R)
• M17: 15,740,538 km (0.03 R)
• M18: 20,377,474 km (0.086 R)
• M19: 20,694,472 km (0.06 R)
• M20: 22,665,125 km (0.11 R)
• M21: 25,727,692 km (0.098 R)
• M22: 27,872,926 km (0.104 R)
• M23: 28,657,866 km (0.069 R)
• M24: 36,551,397 km (0.108 R)
• M25: 37,649,595 km (0.076 R)
• M26: 42,092,203 km (0.079 R)
• M27: 43,647,273 km (0.062 R)
• M28: 44,705,080 km (0.116 R)
• M29: 46,688,747 km (0.092 R)
• M30: 51,804,995 km (0.075 R)
• M31: 53,790,906 km (0.105 R)
• M32: 63,134,041 km (0.079 R)
• M33: 65,857,919 km (0.097 R)
• M34: 73,750,703 km (0.087 R)
• M35: 90,240,428 km (0.04 R)
• M36: 91,955,567 km (0.094 R)
• M37: 92,821,290 km (0.082 R)
• M38: 93,983,815 km (0.119 R)
• M39: 104,261,338 km (0.069 R)

Kuiper Belt

Range: 30.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 16,827 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit