🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.42 AU - 0.6 AU

Year: 138 Days

Day: 18.6 Hours

Environment

Temp: 220 °C

Axial Tilt: 42.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.8

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.59 AU - 0.73 AU

Year: 203 Days

Day: 26.4 Hours

Environment

Temp: 159 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.58 AU - 0.92 AU

Year: 246 Days

Day: 43.6 Hours

Environment

Temp: 116 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.84 AU - 2.32 AU

Year: 1136 Days

Day: 26.6 Hours

Environment

Temp: -92 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677

Radius: 12.3

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.65 AU - 7.17 AU

Year: 5442 Days

Day: 9.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,426,649 km

• M1: 155,731 km (0.065 R)
• M2: 641,924 km (0.118 R)
• M3: 1,476,232 km (0.096 R)
• M4: 1,904,530 km (0.097 R)
• M5: 2,288,249 km (0.101 R)
• M6: 2,688,573 km (0.086 R)
• M7: 3,235,652 km (0.086 R)
• M8: 3,811,006 km (0.06 R)
• M9: 4,207,590 km (0.109 R)
• M10: 4,921,620 km (0.104 R)
• M11: 5,364,879 km (0.05 R)
• M12: 5,926,020 km (0.042 R)
• M13: 6,690,615 km (0.112 R)
• M14: 7,519,836 km (0.111 R)
• M15: 7,922,254 km (0.095 R)
• M16: 10,111,320 km (0.082 R)
• M17: 10,511,943 km (0.076 R)
• M18: 15,067,198 km (0.104 R)
• M19: 17,872,009 km (0.109 R)
• M20: 19,878,715 km (0.1 R)
• M21: 22,105,778 km (0.098 R)
• M22: 23,087,439 km (0.114 R)
• M23: 23,705,877 km (0.052 R)
• M24: 25,056,746 km (0.07 R)
• M25: 25,545,632 km (0.064 R)
• M26: 26,795,522 km (0.063 R)
• M27: 30,144,270 km (0.056 R)
• M28: 30,697,333 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.5

Radius: 8.6

Gravity: 9.89 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.89 AU - 8.77 AU

Year: 9106 Days

Day: 13.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,426,649 km

• M1: 107,860 km (0.05 R)
• M2: 868,416 km (0.035 R)
• M3: 1,625,830 km (0.12 R)
• M4: 2,058,915 km (0.114 R)
• M5: 2,528,503 km (0.109 R)
• M6: 2,851,934 km (0.025 R)
• M7: 4,905,015 km (0.108 R)
• M8: 5,313,417 km (0.114 R)
• M9: 6,713,952 km (0.077 R)
• M10: 7,378,017 km (0.119 R)
• M11: 7,663,899 km (0.113 R)
• M12: 8,477,562 km (0.089 R)
• M13: 9,682,722 km (0.105 R)
• M14: 10,840,610 km (0.115 R)
• M15: 11,480,290 km (0.077 R)
• M16: 12,486,485 km (0.073 R)
• M17: 12,952,184 km (0.04 R)
• M18: 17,534,067 km (0.106 R)
• M19: 18,942,382 km (0.087 R)
• M20: 25,705,103 km (0.038 R)
• M21: 29,621,874 km (0.059 R)
• M22: 30,975,885 km (0.041 R)
• M23: 34,144,218 km (0.085 R)
• M24: 37,884,015 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.3

Radius: 3.8

Gravity: 40.12 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 12.08 AU - 17.82 AU

Year: 21893 Days

Day: 15.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 76,426,649 km

• M1: 49,367 km (0.084 R)
• M2: 169,644 km (0.085 R)
• M3: 337,194 km (0.108 R)
• M4: 587,920 km (0.1 R)
• M5: 882,927 km (0.114 R)
• M6: 1,076,955 km (0.102 R)
• M7: 1,550,582 km (0.113 R)
• M8: 1,778,419 km (0.094 R)
• M9: 2,389,377 km (0.074 R)
• M10: 2,792,095 km (0.108 R)
• M11: 4,205,346 km (0.101 R)
• M12: 4,683,311 km (0.086 R)
• M13: 5,665,720 km (0.107 R)
• M14: 6,777,831 km (0.118 R)
• M15: 8,027,871 km (0.096 R)
• M16: 8,389,000 km (0.107 R)
• M17: 8,814,905 km (0.114 R)
• M18: 9,367,370 km (0.106 R)
• M19: 11,162,844 km (0.066 R)
• M20: 11,418,357 km (0.113 R)
• M21: 11,743,283 km (0.101 R)
• M22: 12,411,387 km (0.1 R)
• M23: 12,685,750 km (0.1 R)
• M24: 15,104,448 km (0.115 R)
• M25: 18,605,188 km (0.056 R)
• M26: 19,696,504 km (0.095 R)
• M27: 22,916,599 km (0.103 R)
• M28: 26,021,502 km (0.074 R)
• M29: 31,123,687 km (0.036 R)
• M30: 31,502,619 km (0.062 R)
• M31: 32,012,748 km (0.057 R)
• M32: 33,443,801 km (0.106 R)
• M33: 36,572,790 km (0.093 R)
• M34: 38,715,181 km (0.078 R)
• M35: 58,558,591 km (0.094 R)
• M36: 61,483,528 km (0.093 R)
• M37: 62,279,688 km (0.118 R)
• M38: 69,756,739 km (0.11 R)
• M39: 74,382,904 km (0.096 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 15,948 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit