🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.43 AU - 0.63 AU

Year: 144 Days

Day: 14.7 Hours

Environment

Temp: 224 °C

Axial Tilt: 25 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,062,303 km

• M1: 42,037 km (0.116 R)

Asteroid Belt

Center: 0.87 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.97 AU - 1.45 AU

Year: 496 Days

Day: 38.7 Hours

Environment

Temp: -7 °C

Axial Tilt: 14.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.9 AU - 2.52 AU

Year: 1225 Days

Day: 45.1 Hours

Environment

Temp: -87 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.07 AU - 2.39 AU

Year: 1241 Days

Day: 24.2 Hours

Environment

Temp: -79 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,062,303 km

• M1: 346,917 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.7

Radius: 13.2

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.03 AU - 5.41 AU

Year: 3823 Days

Day: 13.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,062,303 km

• M1: 165,605 km (0.095 R)
• M2: 821,891 km (0.12 R)
• M3: 1,259,016 km (0.036 R)
• M4: 1,746,854 km (0.052 R)
• M5: 2,160,044 km (0.026 R)
• M6: 2,575,926 km (0.098 R)
• M7: 3,063,615 km (0.054 R)
• M8: 3,593,042 km (0.097 R)
• M9: 4,117,083 km (0.111 R)
• M10: 5,613,810 km (0.101 R)
• M11: 7,026,462 km (0.115 R)
• M12: 7,579,975 km (0.101 R)
• M13: 9,691,100 km (0.106 R)
• M14: 11,054,086 km (0.054 R)
• M15: 15,043,263 km (0.092 R)
• M16: 17,742,607 km (0.078 R)
• M17: 22,235,928 km (0.054 R)
• M18: 23,146,680 km (0.055 R)
• M19: 24,670,334 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159.1

Radius: 10.2

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.99 AU - 5.71 AU

Year: 4613 Days

Day: 9.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,062,303 km

• M1: 132,095 km (0.1 R)
• M2: 526,884 km (0.119 R)
• M3: 969,095 km (0.1 R)
• M4: 2,336,120 km (0.09 R)
• M5: 2,907,435 km (0.085 R)
• M6: 3,293,397 km (0.105 R)
• M7: 4,149,546 km (0.073 R)
• M8: 4,598,489 km (0.104 R)
• M9: 5,239,516 km (0.11 R)
• M10: 6,645,137 km (0.079 R)
• M11: 8,037,744 km (0.108 R)
• M12: 8,901,672 km (0.056 R)
• M13: 10,330,631 km (0.062 R)
• M14: 11,508,265 km (0.111 R)
• M15: 13,114,348 km (0.1 R)
• M16: 14,585,792 km (0.093 R)
• M17: 15,147,233 km (0.105 R)
• M18: 15,626,096 km (0.113 R)
• M19: 16,918,472 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.9

Radius: 11.7

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 6.15 AU - 9.63 AU

Year: 8262 Days

Day: 9.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,062,303 km

• M1: 145,559 km (0.108 R)
• M2: 540,198 km (0.119 R)
• M3: 936,333 km (0.053 R)
• M4: 1,373,159 km (0.085 R)
• M5: 3,393,628 km (0.045 R)
• M6: 4,288,672 km (0.043 R)
• M7: 4,676,729 km (0.116 R)
• M8: 5,118,790 km (0.11 R)
• M9: 5,492,486 km (0.108 R)
• M10: 6,909,477 km (0.071 R)
• M11: 8,049,861 km (0.076 R)
• M12: 8,730,681 km (0.039 R)
• M13: 9,403,423 km (0.028 R)
• M14: 10,062,252 km (0.094 R)
• M15: 11,314,985 km (0.1 R)
• M16: 12,669,144 km (0.104 R)
• M17: 13,473,233 km (0.082 R)
• M18: 19,476,446 km (0.067 R)
• M19: 21,656,985 km (0.099 R)
• M20: 22,639,693 km (0.039 R)
• M21: 23,057,669 km (0.087 R)
• M22: 23,481,031 km (0.106 R)
• M23: 28,292,099 km (0.114 R)
• M24: 32,437,007 km (0.092 R)
• M25: 34,819,952 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.9

Radius: 14.9

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 6.85 AU - 9.65 AU

Year: 8834 Days

Day: 14.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 44,062,303 km

• M1: 185,352 km (0.089 R)
• M2: 671,844 km (0.114 R)
• M3: 1,255,425 km (0.081 R)
• M4: 1,733,540 km (0.104 R)
• M5: 2,708,769 km (0.096 R)
• M6: 3,344,111 km (0.044 R)
• M7: 4,104,218 km (0.092 R)
• M8: 5,037,708 km (0.12 R)
• M9: 5,802,602 km (0.094 R)
• M10: 6,462,179 km (0.118 R)
• M11: 7,094,380 km (0.117 R)
• M12: 7,565,314 km (0.12 R)
• M13: 9,196,679 km (0.112 R)
• M14: 10,743,969 km (0.115 R)
• M15: 11,419,853 km (0.093 R)
• M16: 12,515,208 km (0.112 R)
• M17: 14,599,256 km (0.096 R)
• M18: 15,299,673 km (0.117 R)
• M19: 16,905,906 km (0.086 R)
• M20: 17,394,941 km (0.112 R)
• M21: 18,401,286 km (0.084 R)
• M22: 19,598,667 km (0.114 R)
• M23: 22,315,066 km (0.101 R)
• M24: 23,676,556 km (0.112 R)
• M25: 28,978,903 km (0.083 R)
• M26: 31,747,062 km (0.051 R)
• M27: 34,575,060 km (0.118 R)
• M28: 38,281,497 km (0.099 R)
• M29: 41,103,960 km (0.114 R)
• M30: 42,501,653 km (0.12 R)
• M31: 43,930,761 km (0.115 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 11,913 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit