🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.51 AU - 0.69 AU

Year: 172 Days

Day: 23.6 Hours

Environment

Temp: 187 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.7 AU - 0.76 AU

Year: 231 Days

Day: 43.8 Hours

Environment

Temp: 104 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.02 AU - 3.78 AU

Year: 2325 Days

Day: 38.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,510,178 km

• M1: 1,932,655 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.67 AU - 3.77 AU

Year: 2661 Days

Day: 20.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,510,178 km

• M1: 471,532 km (0.086 R)
• M2: 1,534,126 km (0.119 R)

Asteroid Belt

Center: 4.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 913.6

Radius: 10.8

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.08 AU - 5.86 AU

Year: 4744 Days

Day: 8.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 76.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,510,178 km

• M1: 134,638 km (0.115 R)
• M2: 702,512 km (0.086 R)
• M3: 1,095,655 km (0.117 R)
• M4: 1,458,130 km (0.119 R)
• M5: 1,874,312 km (0.043 R)
• M6: 2,321,011 km (0.079 R)
• M7: 4,105,564 km (0.114 R)
• M8: 4,576,648 km (0.106 R)
• M9: 5,195,085 km (0.076 R)
• M10: 5,777,320 km (0.103 R)
• M11: 6,765,414 km (0.088 R)
• M12: 8,631,199 km (0.091 R)
• M13: 9,575,909 km (0.118 R)
• M14: 10,588,238 km (0.102 R)
• M15: 12,263,734 km (0.028 R)
• M16: 13,944,167 km (0.094 R)
• M17: 14,555,873 km (0.062 R)
• M18: 16,072,646 km (0.048 R)
• M19: 19,349,737 km (0.082 R)
• M20: 24,378,619 km (0.093 R)
• M21: 25,842,583 km (0.114 R)
• M22: 26,511,735 km (0.119 R)
• M23: 26,850,723 km (0.095 R)
• M24: 28,411,628 km (0.075 R)
• M25: 28,945,094 km (0.096 R)
• M26: 29,304,577 km (0.12 R)
• M27: 29,758,008 km (0.049 R)
• M28: 31,618,557 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 726.5

Radius: 11.5

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.98 AU - 6.12 AU

Year: 4849 Days

Day: 13.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,510,178 km

• M1: 143,016 km (0.107 R)
• M2: 558,150 km (0.096 R)
• M3: 921,822 km (0.069 R)
• M4: 1,376,001 km (0.085 R)
• M5: 1,764,806 km (0.084 R)
• M6: 2,212,553 km (0.119 R)
• M7: 2,614,672 km (0.11 R)
• M8: 4,056,197 km (0.081 R)
• M9: 4,613,299 km (0.111 R)
• M10: 5,530,035 km (0.042 R)
• M11: 6,062,454 km (0.081 R)
• M12: 9,174,089 km (0.092 R)
• M13: 11,491,211 km (0.081 R)
• M14: 14,012,234 km (0.111 R)
• M15: 14,947,520 km (0.08 R)
• M16: 15,344,553 km (0.059 R)
• M17: 17,687,255 km (0.056 R)
• M18: 18,324,393 km (0.092 R)
• M19: 21,239,906 km (0.091 R)
• M20: 21,670,000 km (0.109 R)
• M21: 22,770,591 km (0.111 R)
• M22: 23,296,876 km (0.026 R)
• M23: 27,463,327 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.7

Radius: 11.7

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 6.64 AU - 7.24 AU

Year: 6780 Days

Day: 6.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,510,178 km

• M1: 145,559 km (0.098 R)
• M2: 562,787 km (0.043 R)
• M3: 996,322 km (0.115 R)
• M4: 1,747,602 km (0.112 R)
• M5: 2,312,933 km (0.119 R)
• M6: 2,978,494 km (0.057 R)
• M7: 3,461,994 km (0.085 R)
• M8: 4,639,778 km (0.119 R)
• M9: 5,151,702 km (0.087 R)
• M10: 7,264,622 km (0.049 R)
• M11: 8,069,908 km (0.077 R)
• M12: 8,455,122 km (0.116 R)
• M13: 9,262,651 km (0.114 R)
• M14: 9,988,949 km (0.106 R)
• M15: 10,478,732 km (0.091 R)
• M16: 11,896,771 km (0.069 R)
• M17: 12,447,440 km (0.113 R)
• M18: 13,600,092 km (0.117 R)
• M19: 19,064,453 km (0.061 R)
• M20: 23,425,979 km (0.093 R)
• M21: 25,755,069 km (0.083 R)
• M22: 27,276,180 km (0.091 R)
• M23: 28,588,602 km (0.073 R)
• M24: 29,215,417 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.2

Radius: 13.9

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 8.66 AU - 10.72 AU

Year: 11186 Days

Day: 13.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,510,178 km

• M1: 173,234 km (0.111 R)
• M2: 1,458,280 km (0.106 R)
• M3: 1,943,426 km (0.071 R)
• M4: 2,637,560 km (0.068 R)
• M5: 5,147,214 km (0.097 R)
• M6: 5,895,652 km (0.108 R)
• M7: 6,484,619 km (0.081 R)
• M8: 7,275,992 km (0.101 R)
• M9: 7,781,184 km (0.081 R)
• M10: 9,390,258 km (0.119 R)
• M11: 14,207,609 km (0.078 R)
• M12: 20,547,866 km (0.048 R)
• M13: 23,413,264 km (0.063 R)
• M14: 28,973,667 km (0.095 R)
• M15: 29,605,867 km (0.074 R)
• M16: 31,336,864 km (0.119 R)
• M17: 32,905,996 km (0.073 R)
• M18: 33,594,147 km (0.067 R)
• M19: 36,079,117 km (0.113 R)
• M20: 37,180,756 km (0.108 R)
• M21: 43,164,222 km (0.118 R)
• M22: 43,850,876 km (0.105 R)
• M23: 46,097,686 km (0.069 R)
• M24: 50,667,303 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 738.2

Radius: 7.1

Gravity: 14.64 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 10.81 AU - 13.53 AU

Year: 15745 Days

Day: 15.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 66,510,178 km

• M1: 109,206 km (0.05 R)
• M2: 386,710 km (0.1 R)
• M3: 907,012 km (0.07 R)
• M4: 1,846,038 km (0.029 R)
• M5: 2,432,162 km (0.063 R)
• M6: 2,653,118 km (0.075 R)
• M7: 5,259,562 km (0.054 R)
• M8: 7,072,838 km (0.06 R)
• M9: 8,095,638 km (0.072 R)
• M10: 12,195,966 km (0.109 R)
• M11: 12,454,023 km (0.077 R)
• M12: 13,939,081 km (0.053 R)
• M13: 16,539,241 km (0.099 R)
• M14: 19,533,592 km (0.097 R)
• M15: 21,158,225 km (0.095 R)
• M16: 23,661,147 km (0.068 R)
• M17: 24,571,450 km (0.05 R)
• M18: 25,191,384 km (0.115 R)
• M19: 25,821,490 km (0.098 R)
• M20: 26,462,068 km (0.041 R)
• M21: 27,004,061 km (0.055 R)
• M22: 27,664,087 km (0.072 R)
• M23: 31,974,002 km (0.09 R)
• M24: 37,930,391 km (0.057 R)
• M25: 41,458,208 km (0.118 R)
• M26: 44,433,410 km (0.099 R)
• M27: 44,891,628 km (0.059 R)
• M28: 45,817,489 km (0.1 R)
• M29: 46,913,593 km (0.116 R)
• M30: 48,509,802 km (0.101 R)
• M31: 49,648,541 km (0.081 R)
• M32: 49,977,058 km (0.043 R)
• M33: 50,307,071 km (0.076 R)
• M34: 54,555,950 km (0.092 R)
• M35: 58,122,662 km (0.115 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 19,804 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit