🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.64 AU - 0.76 AU

Year: 223 Days

Day: 25.1 Hours

Environment

Temp: 182 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.85 AU - 1.37 AU

Year: 445 Days

Day: 33.7 Hours

Environment

Temp: 4 °C

Axial Tilt: 47.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.91 AU - 3.87 AU

Year: 2377 Days

Day: 25.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.1

Radius: 11.7

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.78 AU - 5.32 AU

Year: 4321 Days

Day: 7.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 56,599,775 km

• M1: 145,559 km (0.056 R)
• M2: 625,170 km (0.043 R)
• M3: 989,291 km (0.117 R)
• M4: 1,380,340 km (0.099 R)
• M5: 1,757,925 km (0.111 R)
• M6: 2,251,448 km (0.073 R)
• M7: 2,677,054 km (0.104 R)
• M8: 3,195,411 km (0.112 R)
• M9: 3,584,814 km (0.112 R)
• M10: 4,122,169 km (0.108 R)
• M11: 4,764,543 km (0.083 R)
• M12: 5,219,919 km (0.046 R)
• M13: 5,942,476 km (0.11 R)
• M14: 9,641,583 km (0.107 R)
• M15: 10,416,949 km (0.07 R)
• M16: 11,705,285 km (0.109 R)
• M17: 12,338,234 km (0.094 R)
• M18: 13,672,946 km (0.063 R)
• M19: 14,048,138 km (0.097 R)
• M20: 14,875,414 km (0.091 R)
• M21: 16,566,767 km (0.114 R)
• M22: 17,116,839 km (0.115 R)
• M23: 17,553,066 km (0.115 R)
• M24: 18,060,652 km (0.103 R)
• M25: 21,314,705 km (0.098 R)
• M26: 23,766,464 km (0.087 R)
• M27: 25,744,896 km (0.115 R)
• M28: 27,916,459 km (0.073 R)
• M29: 28,347,749 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.6

Radius: 14.1

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.39 AU - 5.79 AU

Year: 5033 Days

Day: 11 Hours

Environment

Temp: -152 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 56,599,775 km

• M1: 176,226 km (0.063 R)
• M2: 672,592 km (0.11 R)
• M3: 1,303,147 km (0.106 R)
• M4: 1,888,673 km (0.043 R)
• M5: 3,530,959 km (0.093 R)
• M6: 4,758,259 km (0.053 R)
• M7: 5,749,345 km (0.065 R)
• M8: 6,873,873 km (0.116 R)
• M9: 9,020,752 km (0.115 R)
• M10: 9,630,064 km (0.073 R)
• M11: 12,875,290 km (0.118 R)
• M12: 13,556,260 km (0.093 R)
• M13: 15,744,577 km (0.069 R)
• M14: 16,313,498 km (0.092 R)
• M15: 17,768,337 km (0.088 R)
• M16: 18,441,977 km (0.097 R)
• M17: 19,191,013 km (0.075 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 942.8

Radius: 4.1

Gravity: 56.09 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 16.54 AU - 16.88 AU

Year: 26011 Days

Day: 20.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 56,599,775 km

• M1: 51,013 km (0.056 R)
• M2: 185,202 km (0.095 R)
• M3: 537,505 km (0.1 R)
• M4: 689,197 km (0.101 R)
• M5: 1,168,808 km (0.084 R)
• M6: 2,263,565 km (0.1 R)
• M7: 2,939,000 km (0.047 R)
• M8: 3,943,101 km (0.065 R)
• M9: 5,281,702 km (0.1 R)
• M10: 5,984,064 km (0.1 R)
• M11: 6,405,482 km (0.107 R)
• M12: 7,151,377 km (0.102 R)
• M13: 8,404,857 km (0.1 R)
• M14: 8,695,675 km (0.109 R)
• M15: 11,059,172 km (0.106 R)
• M16: 12,574,748 km (0.03 R)
• M17: 13,031,919 km (0.058 R)
• M18: 14,305,296 km (0.093 R)
• M19: 15,227,268 km (0.044 R)
• M20: 20,437,612 km (0.107 R)
• M21: 21,497,364 km (0.035 R)
• M22: 23,956,753 km (0.063 R)
• M23: 25,134,237 km (0.097 R)
• M24: 26,597,305 km (0.115 R)
• M25: 29,160,515 km (0.114 R)
• M26: 31,325,944 km (0.078 R)
• M27: 33,306,620 km (0.116 R)
• M28: 33,887,508 km (0.082 R)
• M29: 35,670,565 km (0.095 R)
• M30: 36,431,719 km (0.098 R)
• M31: 36,585,206 km (0.118 R)
• M32: 38,939,877 km (0.058 R)
• M33: 54,014,406 km (0.113 R)
• M34: 55,421,972 km (0.097 R)
• M35: 55,625,126 km (0.115 R)
• M36: 71,827,922 km (0.053 R)
• M37: 72,069,373 km (0.113 R)
• M38: 76,256,467 km (0.111 R)
• M39: 84,841,440 km (0.104 R)
• M40: 99,339,718 km (0.058 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.7

Radius: 3.8

Gravity: 8.77 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 17.52 AU - 19.1 AU

Year: 29835 Days

Day: 22.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,599,775 km

• M1: 47,273 km (0.097 R)
• M2: 189,541 km (0.106 R)
• M3: 492,925 km (0.087 R)
• M4: 1,384,079 km (0.04 R)
• M5: 1,699,581 km (0.042 R)
• M6: 2,577,422 km (0.053 R)
• M7: 4,357,936 km (0.066 R)
• M8: 4,766,787 km (0.108 R)
• M9: 7,461,044 km (0.057 R)
• M10: 9,559,154 km (0.071 R)
• M11: 13,656,191 km (0.119 R)
• M12: 13,986,952 km (0.103 R)
• M13: 17,986,601 km (0.032 R)
• M14: 27,403,787 km (0.042 R)
• M15: 33,089,553 km (0.118 R)
• M16: 33,806,127 km (0.112 R)
• M17: 38,981,764 km (0.078 R)
• M18: 41,136,722 km (0.113 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 18,851 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit