🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.65 AU - 0.65 AU

Year: 197 Days

Day: 18.9 Hours

Environment

Temp: 144 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.97 AU - 1.49 AU

Year: 514 Days

Day: 40.1 Hours

Environment

Temp: -6 °C

Axial Tilt: 49.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.67 AU - 3.65 AU

Year: 2116 Days

Day: 33.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.8

Radius: 10.6

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 5.67 AU - 5.67 AU

Year: 5086 Days

Day: 10.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,467,277 km

• M1: 131,945 km (0.117 R)
• M2: 462,856 km (0.098 R)
• M3: 914,193 km (0.103 R)
• M4: 1,962,425 km (0.1 R)
• M5: 3,389,140 km (0.057 R)
• M6: 5,388,814 km (0.11 R)
• M7: 6,500,775 km (0.062 R)
• M8: 8,463,200 km (0.076 R)
• M9: 13,883,879 km (0.108 R)
• M10: 15,706,729 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741

Radius: 8

Gravity: 11.58 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 6.61 AU - 9.33 AU

Year: 8476 Days

Day: 13.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 62,467,277 km

• M1: 99,483 km (0.092 R)
• M2: 548,875 km (0.112 R)
• M3: 936,483 km (0.107 R)
• M4: 1,310,627 km (0.112 R)
• M5: 1,873,863 km (0.117 R)
• M6: 2,648,032 km (0.056 R)
• M7: 3,357,275 km (0.117 R)
• M8: 4,463,851 km (0.049 R)
• M9: 6,498,681 km (0.115 R)
• M10: 7,139,409 km (0.097 R)
• M11: 9,222,410 km (0.102 R)
• M12: 10,732,002 km (0.075 R)
• M13: 11,199,495 km (0.114 R)
• M14: 11,465,031 km (0.086 R)
• M15: 11,789,210 km (0.036 R)
• M16: 13,864,581 km (0.054 R)
• M17: 15,311,342 km (0.058 R)
• M18: 16,580,231 km (0.1 R)
• M19: 17,917,786 km (0.051 R)
• M20: 20,095,781 km (0.074 R)
• M21: 22,952,203 km (0.071 R)
• M22: 25,060,486 km (0.118 R)
• M23: 26,161,526 km (0.087 R)
• M24: 27,294,431 km (0.119 R)
• M25: 32,047,903 km (0.039 R)
• M26: 32,476,202 km (0.095 R)
• M27: 33,673,882 km (0.115 R)
• M28: 34,227,993 km (0.116 R)
• M29: 34,563,242 km (0.088 R)
• M30: 36,855,081 km (0.045 R)
• M31: 40,604,452 km (0.054 R)
• M32: 41,358,426 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.7

Radius: 12.8

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 9 AU - 9.26 AU

Year: 10393 Days

Day: 8.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,467,277 km

• M1: 160,219 km (0.092 R)
• M2: 672,143 km (0.118 R)
• M3: 1,162,974 km (0.05 R)
• M4: 2,063,553 km (0.116 R)
• M5: 3,601,569 km (0.114 R)
• M6: 6,462,478 km (0.107 R)
• M7: 6,882,549 km (0.088 R)
• M8: 8,515,709 km (0.077 R)
• M9: 12,707,142 km (0.039 R)
• M10: 15,002,871 km (0.089 R)
• M11: 15,443,736 km (0.04 R)
• M12: 17,834,011 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.2

Radius: 14.5

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 8.72 AU - 10.02 AU

Year: 10805 Days

Day: 5.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,467,277 km

• M1: 180,714 km (0.095 R)
• M2: 708,645 km (0.117 R)
• M3: 1,203,515 km (0.091 R)
• M4: 1,733,391 km (0.112 R)
• M5: 2,639,654 km (0.084 R)
• M6: 3,685,194 km (0.061 R)
• M7: 4,832,759 km (0.098 R)
• M8: 6,058,714 km (0.087 R)
• M9: 6,549,245 km (0.088 R)
• M10: 7,272,700 km (0.117 R)
• M11: 8,048,964 km (0.056 R)
• M12: 11,041,520 km (0.092 R)
• M13: 12,909,548 km (0.117 R)
• M14: 18,490,147 km (0.107 R)
• M15: 19,044,108 km (0.102 R)
• M16: 20,352,192 km (0.063 R)
• M17: 23,976,799 km (0.081 R)
• M18: 25,696,426 km (0.103 R)
• M19: 30,572,569 km (0.104 R)
• M20: 34,940,976 km (0.082 R)
• M21: 49,901,960 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.9

Radius: 14.9

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 10.99 AU - 12.35 AU

Year: 15019 Days

Day: 12 Hours

Environment

Temp: -194 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,467,277 km

• M1: 200,611 km (0.053 R)
• M2: 736,321 km (0.093 R)
• M3: 1,780,963 km (0.102 R)
• M4: 3,331,545 km (0.112 R)
• M5: 4,021,789 km (0.07 R)
• M6: 5,384,775 km (0.095 R)
• M7: 6,917,555 km (0.117 R)
• M8: 7,488,421 km (0.092 R)
• M9: 14,011,935 km (0.087 R)
• M10: 14,597,012 km (0.115 R)
• M11: 15,816,235 km (0.099 R)
• M12: 17,249,382 km (0.103 R)
• M13: 19,639,657 km (0.086 R)
• M14: 24,880,519 km (0.087 R)
• M15: 25,451,086 km (0.028 R)
• M16: 26,030,478 km (0.094 R)
• M17: 35,932,511 km (0.106 R)
• M18: 38,150,748 km (0.074 R)
• M19: 39,165,321 km (0.096 R)
• M20: 40,720,840 km (0.101 R)
• M21: 41,248,471 km (0.062 R)
• M22: 42,452,285 km (0.117 R)
• M23: 50,322,779 km (0.117 R)
• M24: 51,236,224 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 337

Radius: 4.4

Gravity: 17.41 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 14.6 AU - 14.78 AU

Year: 21211 Days

Day: 23.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,467,277 km

• M1: 55,800 km (0.116 R)
• M2: 211,681 km (0.095 R)
• M3: 350,657 km (0.026 R)
• M4: 737,518 km (0.053 R)
• M5: 1,053,468 km (0.064 R)
• M6: 1,576,911 km (0.088 R)
• M7: 1,790,986 km (0.059 R)
• M8: 2,359,308 km (0.107 R)
• M9: 2,595,373 km (0.09 R)
• M10: 3,114,628 km (0.106 R)
• M11: 3,757,001 km (0.099 R)
• M12: 4,109,304 km (0.114 R)
• M13: 4,879,733 km (0.109 R)
• M14: 5,371,312 km (0.117 R)
• M15: 7,087,349 km (0.081 R)
• M16: 8,236,859 km (0.107 R)
• M17: 9,034,515 km (0.106 R)
• M18: 11,311,544 km (0.081 R)
• M19: 11,491,809 km (0.072 R)
• M20: 17,513,124 km (0.075 R)
• M21: 19,765,918 km (0.112 R)
• M22: 23,544,760 km (0.082 R)
• M23: 28,770,662 km (0.12 R)
• M24: 30,477,275 km (0.118 R)
• M25: 35,100,298 km (0.084 R)
• M26: 36,129,831 km (0.104 R)
• M27: 36,651,927 km (0.087 R)
• M28: 37,979,459 km (0.114 R)
• M29: 41,722,996 km (0.12 R)
• M30: 42,732,333 km (0.102 R)
• M31: 49,131,681 km (0.113 R)
• M32: 50,744,047 km (0.098 R)
• M33: 52,059,161 km (0.081 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 17,332 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit