🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.4 AU - 0.66 AU

Year: 145 Days

Day: 41.7 Hours

Environment

Temp: 239 °C

Axial Tilt: 23.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.99 AU - 1.47 AU

Year: 511 Days

Day: 28.6 Hours

Environment

Temp: -14 °C

Axial Tilt: 16.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.47 AU - 2.41 AU

Year: 1013 Days

Day: 27.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 75,108,235 km

• M1: 17,353 km (0.086 R)
• M2: 814,560 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.96 AU - 1.96 AU

Year: 1028 Days

Day: 13.4 Hours

Environment

Temp: -74 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,108,235 km

• M1: 123,717 km (0.093 R)

Asteroid Belt

Center: 5.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 756.6

Radius: 9.7

Gravity: 8.04 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 8.24 AU - 11.34 AU

Year: 11479 Days

Day: 5.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 75,108,235 km

• M1: 120,875 km (0.108 R)
• M2: 601,383 km (0.111 R)
• M3: 1,497,923 km (0.089 R)
• M4: 2,404,786 km (0.101 R)
• M5: 2,821,715 km (0.12 R)
• M6: 3,435,665 km (0.06 R)
• M7: 3,801,731 km (0.078 R)
• M8: 4,612,850 km (0.075 R)
• M9: 5,226,052 km (0.064 R)
• M10: 6,265,757 km (0.052 R)
• M11: 7,566,959 km (0.106 R)
• M12: 8,420,266 km (0.098 R)
• M13: 8,798,150 km (0.045 R)
• M14: 9,896,198 km (0.028 R)
• M15: 10,971,508 km (0.073 R)
• M16: 13,544,442 km (0.104 R)
• M17: 13,932,798 km (0.076 R)
• M18: 16,494,960 km (0.072 R)
• M19: 17,848,372 km (0.105 R)
• M20: 18,158,938 km (0.053 R)
• M21: 20,604,414 km (0.096 R)
• M22: 23,261,571 km (0.09 R)
• M23: 23,912,920 km (0.118 R)
• M24: 25,940,121 km (0.105 R)
• M25: 29,677,674 km (0.059 R)
• M26: 31,561,411 km (0.116 R)
• M27: 32,590,345 km (0.119 R)
• M28: 33,759,602 km (0.06 R)
• M29: 37,944,453 km (0.058 R)
• M30: 43,575,915 km (0.066 R)
• M31: 45,570,204 km (0.085 R)
• M32: 46,151,093 km (0.102 R)
• M33: 47,923,079 km (0.098 R)
• M34: 53,672,275 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.5

Radius: 7.8

Gravity: 11.15 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 16.04 AU - 21.7 AU

Year: 30718 Days

Day: 19.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 56.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 75,108,235 km

• M1: 105,616 km (0.086 R)
• M2: 385,813 km (0.071 R)
• M3: 1,185,713 km (0.116 R)
• M4: 1,789,340 km (0.119 R)
• M5: 2,082,402 km (0.114 R)
• M6: 2,793,291 km (0.11 R)
• M7: 3,527,817 km (0.088 R)
• M8: 4,311,560 km (0.104 R)
• M9: 5,123,877 km (0.12 R)
• M10: 5,458,976 km (0.096 R)
• M11: 6,456,345 km (0.067 R)
• M12: 6,998,338 km (0.099 R)
• M13: 7,411,228 km (0.058 R)
• M14: 10,771,346 km (0.053 R)
• M15: 14,776,679 km (0.043 R)
• M16: 16,157,468 km (0.094 R)
• M17: 23,674,761 km (0.104 R)
• M18: 24,137,018 km (0.064 R)
• M19: 24,960,554 km (0.116 R)
• M20: 25,681,167 km (0.065 R)
• M21: 27,926,332 km (0.026 R)
• M22: 30,029,080 km (0.078 R)
• M23: 30,707,357 km (0.063 R)
• M24: 37,122,412 km (0.086 R)
• M25: 38,218,965 km (0.074 R)
• M26: 43,335,810 km (0.069 R)
• M27: 44,726,771 km (0.115 R)
• M28: 50,971,435 km (0.081 R)
• M29: 54,903,316 km (0.075 R)
• M30: 55,307,230 km (0.049 R)
• M31: 62,701,704 km (0.097 R)
• M32: 65,155,109 km (0.063 R)
• M33: 70,728,527 km (0.099 R)
• M34: 71,446,896 km (0.112 R)
• M35: 72,412,101 km (0.087 R)
• M36: 74,122,155 km (0.098 R)
• M37: 78,387,040 km (0.118 R)
• M38: 89,619,148 km (0.098 R)
• M39: 91,023,722 km (0.114 R)
• M40: 96,201,903 km (0.104 R)
• M41: 97,970,598 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253.1

Radius: 5.7

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 17.88 AU - 21.12 AU

Year: 32269 Days

Day: 24.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 75,108,235 km

• M1: 98,884 km (0.084 R)
• M2: 420,370 km (0.069 R)
• M3: 627,264 km (0.069 R)
• M4: 848,220 km (0.119 R)
• M5: 1,735,784 km (0.103 R)
• M6: 1,997,281 km (0.05 R)
• M7: 2,394,015 km (0.119 R)
• M8: 3,399,612 km (0.102 R)
• M9: 4,253,666 km (0.043 R)
• M10: 6,376,160 km (0.08 R)
• M11: 6,683,285 km (0.098 R)
• M12: 7,327,154 km (0.088 R)
• M13: 8,163,705 km (0.066 R)
• M14: 9,734,782 km (0.069 R)
• M15: 11,053,637 km (0.095 R)
• M16: 11,821,074 km (0.103 R)
• M17: 13,894,201 km (0.084 R)
• M18: 15,718,248 km (0.028 R)
• M19: 16,523,234 km (0.115 R)
• M20: 18,923,233 km (0.103 R)
• M21: 19,375,019 km (0.101 R)
• M22: 21,545,983 km (0.101 R)
• M23: 25,588,716 km (0.09 R)
• M24: 30,109,563 km (0.104 R)
• M25: 46,971,188 km (0.1 R)
• M26: 48,636,213 km (0.117 R)
• M27: 54,409,194 km (0.117 R)
• M28: 55,138,634 km (0.089 R)
• M29: 55,874,506 km (0.094 R)
• M30: 56,059,408 km (0.085 R)
• M31: 57,554,041 km (0.071 R)
• M32: 63,596,748 km (0.12 R)
• M33: 67,921,921 km (0.043 R)
• M34: 69,192,905 km (0.117 R)
• M35: 71,128,701 km (0.102 R)
• M36: 74,883,309 km (0.1 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 226 - 16,934 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit