🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.74 AU - 0.86 AU

Year: 250 Days

Day: 19.4 Hours

Environment

Temp: 128 °C

Axial Tilt: 38.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 75,514,125 km

• M1: 18,251 km (0.109 R)
• M2: 45,478 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.51 AU - 3.55 AU

Year: 1845 Days

Day: 26 Hours

Environment

Temp: -85 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.65 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.87 AU - 4.65 AU

Year: 3076 Days

Day: 45.7 Hours

Environment

Temp: -111 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,514,125 km

• M1: 1,582,297 km (0.09 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.37 AU - 5.09 AU

Year: 3599 Days

Day: 28.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,514,125 km

• M1: 2,801,669 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.1

Radius: 11.9

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.1 AU - 7.32 AU

Year: 5414 Days

Day: 14.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 75,514,125 km

• M1: 147,952 km (0.069 R)
• M2: 533,017 km (0.067 R)
• M3: 1,262,905 km (0.079 R)
• M4: 1,969,456 km (0.071 R)
• M5: 3,291,303 km (0.077 R)
• M6: 3,665,447 km (0.085 R)
• M7: 4,907,409 km (0.109 R)
• M8: 5,488,447 km (0.115 R)
• M9: 6,858,614 km (0.059 R)
• M10: 7,436,510 km (0.106 R)
• M11: 8,898,231 km (0.036 R)
• M12: 10,080,054 km (0.119 R)
• M13: 11,562,719 km (0.118 R)
• M14: 13,797,262 km (0.092 R)
• M15: 14,543,606 km (0.039 R)
• M16: 15,560,123 km (0.094 R)
• M17: 16,687,493 km (0.114 R)
• M18: 17,534,815 km (0.11 R)
• M19: 18,894,361 km (0.102 R)
• M20: 21,289,423 km (0.105 R)
• M21: 21,669,252 km (0.095 R)
• M22: 22,053,569 km (0.113 R)
• M23: 24,705,191 km (0.089 R)
• M24: 26,064,587 km (0.104 R)
• M25: 28,839,029 km (0.077 R)
• M26: 30,633,754 km (0.05 R)
• M27: 32,904,351 km (0.03 R)
• M28: 35,073,670 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.7

Radius: 9.7

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.05 AU - 8.39 AU

Year: 6094 Days

Day: 8.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,514,125 km

• M1: 120,875 km (0.06 R)
• M2: 725,550 km (0.074 R)
• M3: 1,379,442 km (0.079 R)
• M4: 2,094,969 km (0.045 R)
• M5: 3,275,894 km (0.074 R)
• M6: 4,081,329 km (0.117 R)
• M7: 4,748,386 km (0.084 R)
• M8: 6,362,397 km (0.05 R)
• M9: 6,817,325 km (0.07 R)
• M10: 7,328,650 km (0.067 R)
• M11: 8,897,782 km (0.062 R)
• M12: 9,550,627 km (0.067 R)
• M13: 10,104,439 km (0.108 R)
• M14: 10,906,283 km (0.101 R)
• M15: 12,040,833 km (0.098 R)
• M16: 13,148,157 km (0.032 R)
• M17: 14,822,007 km (0.098 R)
• M18: 16,755,111 km (0.029 R)
• M19: 20,064,366 km (0.049 R)
• M20: 22,498,173 km (0.093 R)
• M21: 24,882,763 km (0.114 R)
• M22: 25,443,755 km (0.099 R)
• M23: 25,931,145 km (0.112 R)
• M24: 29,164,703 km (0.03 R)
• M25: 29,878,136 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176

Radius: 13.2

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.55 AU - 7.09 AU

Year: 6231 Days

Day: 12.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,514,125 km

• M1: 164,408 km (0.097 R)
• M2: 628,161 km (0.097 R)
• M3: 1,219,671 km (0.059 R)
• M4: 2,340,159 km (0.076 R)
• M5: 2,873,027 km (0.092 R)
• M6: 3,977,359 km (0.077 R)
• M7: 4,447,246 km (0.088 R)
• M8: 5,148,112 km (0.051 R)
• M9: 7,041,422 km (0.098 R)
• M10: 7,995,258 km (0.09 R)
• M11: 9,547,934 km (0.094 R)
• M12: 11,761,085 km (0.076 R)
• M13: 13,477,721 km (0.075 R)
• M14: 14,795,080 km (0.091 R)
• M15: 15,983,635 km (0.118 R)
• M16: 17,741,859 km (0.056 R)
• M17: 18,200,975 km (0.061 R)
• M18: 19,443,684 km (0.086 R)
• M19: 20,428,038 km (0.099 R)
• M20: 22,032,176 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363

Radius: 7.3

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 17.11 AU - 19.29 AU

Year: 27163 Days

Day: 15.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 75,514,125 km

• M1: 91,853 km (0.092 R)
• M2: 335,249 km (0.113 R)
• M3: 961,466 km (0.072 R)
• M4: 1,401,134 km (0.077 R)
• M5: 1,642,285 km (0.099 R)
• M6: 2,086,741 km (0.087 R)
• M7: 2,562,312 km (0.085 R)
• M8: 4,164,356 km (0.075 R)
• M9: 5,481,565 km (0.102 R)
• M10: 5,880,692 km (0.098 R)
• M11: 6,213,847 km (0.113 R)
• M12: 6,918,004 km (0.092 R)
• M13: 7,336,878 km (0.104 R)
• M14: 7,723,289 km (0.105 R)
• M15: 8,225,190 km (0.094 R)
• M16: 8,642,269 km (0.054 R)
• M17: 9,978,477 km (0.075 R)
• M18: 14,206,263 km (0.064 R)
• M19: 14,959,488 km (0.119 R)
• M20: 16,545,674 km (0.096 R)
• M21: 18,153,402 km (0.103 R)
• M22: 21,188,743 km (0.108 R)
• M23: 23,493,747 km (0.107 R)
• M24: 24,227,226 km (0.112 R)
• M25: 24,546,318 km (0.099 R)
• M26: 27,314,327 km (0.119 R)
• M27: 32,037,431 km (0.081 R)
• M28: 41,676,770 km (0.115 R)
• M29: 42,596,348 km (0.098 R)
• M30: 42,905,866 km (0.108 R)
• M31: 43,216,880 km (0.095 R)
• M32: 45,275,197 km (0.102 R)
• M33: 48,231,849 km (0.045 R)
• M34: 53,441,296 km (0.109 R)
• M35: 63,741,259 km (0.088 R)
• M36: 64,756,879 km (0.1 R)
• M37: 65,989,865 km (0.059 R)
• M38: 69,782,769 km (0.092 R)
• M39: 73,495,938 km (0.106 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 13,303 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit