🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.47 AU - 0.61 AU

Year: 146 Days

Day: 17 Hours

Environment

Temp: 186 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,547,245 km

• M1: 59,690 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.76 AU - 1.04 AU

Year: 313 Days

Day: 13.5 Hours

Environment

Temp: 137 °C

Axial Tilt: 17.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.85 AU - 1.27 AU

Year: 401 Days

Day: 26.7 Hours

Environment

Temp: 24 °C

Axial Tilt: 32.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.88 AU - 1.28 AU

Year: 412 Days

Day: 42 Hours

Environment

Temp: 22 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 64,547,245 km

• M1: 26,180 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.76 AU - 2.68 AU

Year: 1214 Days

Day: 44 Hours

Environment

Temp: -86 °C

Axial Tilt: 132.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.3

Radius: 12.7

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.95 AU - 7.89 AU

Year: 5971 Days

Day: 8 Hours

Environment

Temp: -163 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,547,245 km

• M1: 158,125 km (0.088 R)
• M2: 830,119 km (0.112 R)
• M3: 1,241,064 km (0.115 R)
• M4: 1,737,430 km (0.072 R)
• M5: 3,269,761 km (0.082 R)
• M6: 3,766,126 km (0.033 R)
• M7: 5,055,660 km (0.064 R)
• M8: 5,979,427 km (0.078 R)
• M9: 7,085,554 km (0.072 R)
• M10: 8,001,242 km (0.097 R)
• M11: 8,529,472 km (0.082 R)
• M12: 15,353,080 km (0.077 R)
• M13: 20,026,069 km (0.078 R)
• M14: 21,462,807 km (0.076 R)
• M15: 27,351,278 km (0.098 R)
• M16: 31,959,939 km (0.059 R)
• M17: 33,084,616 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373.2

Radius: 8.4

Gravity: 5.29 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 7.8 AU - 11.74 AU

Year: 11210 Days

Day: 8.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,547,245 km

• M1: 106,065 km (0.1 R)
• M2: 431,590 km (0.106 R)
• M3: 1,059,602 km (0.079 R)
• M4: 1,347,877 km (0.045 R)
• M5: 2,054,278 km (0.108 R)
• M6: 4,592,505 km (0.075 R)
• M7: 5,928,115 km (0.101 R)
• M8: 6,449,763 km (0.114 R)
• M9: 7,705,338 km (0.047 R)
• M10: 8,412,337 km (0.114 R)
• M11: 13,590,518 km (0.102 R)
• M12: 14,190,704 km (0.098 R)
• M13: 15,315,531 km (0.109 R)
• M14: 15,638,213 km (0.107 R)
• M15: 16,701,555 km (0.093 R)
• M16: 17,670,800 km (0.12 R)
• M17: 18,097,453 km (0.03 R)
• M18: 18,458,283 km (0.055 R)
• M19: 20,882,217 km (0.052 R)
• M20: 22,088,425 km (0.074 R)
• M21: 23,596,371 km (0.069 R)
• M22: 25,082,327 km (0.053 R)
• M23: 26,722,817 km (0.049 R)
• M24: 30,418,333 km (0.118 R)
• M25: 31,134,458 km (0.087 R)
• M26: 33,350,003 km (0.03 R)
• M27: 34,995,579 km (0.076 R)
• M28: 36,694,563 km (0.043 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 341.2

Radius: 6.7

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 11.83 AU - 18.93 AU

Year: 22142 Days

Day: 20.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,547,245 km

• M1: 83,924 km (0.102 R)
• M2: 300,841 km (0.102 R)
• M3: 598,990 km (0.072 R)
• M4: 930,648 km (0.104 R)
• M5: 1,139,637 km (0.089 R)
• M6: 2,967,423 km (0.061 R)
• M7: 3,375,227 km (0.113 R)
• M8: 4,086,415 km (0.049 R)
• M9: 5,764,006 km (0.065 R)
• M10: 8,189,735 km (0.101 R)
• M11: 8,634,490 km (0.09 R)
• M12: 9,252,479 km (0.053 R)
• M13: 10,404,233 km (0.105 R)
• M14: 11,223,281 km (0.083 R)
• M15: 13,322,887 km (0.096 R)
• M16: 14,429,463 km (0.083 R)
• M17: 15,446,878 km (0.048 R)
• M18: 15,821,620 km (0.103 R)
• M19: 19,298,574 km (0.118 R)
• M20: 20,263,480 km (0.058 R)
• M21: 21,630,805 km (0.075 R)
• M22: 24,044,267 km (0.046 R)
• M23: 30,440,025 km (0.068 R)
• M24: 34,724,209 km (0.097 R)
• M25: 38,977,725 km (0.073 R)
• M26: 40,233,749 km (0.062 R)
• M27: 53,284,966 km (0.082 R)
• M28: 63,585,079 km (0.114 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: 374 - 14,504 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit