🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.41 AU - 1.65 AU

Year: 688 Days

Day: 21 Hours

Environment

Temp: -42 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 113,430,927 km

• M1: 55,800 km (0.097 R)

Asteroid Belt

Center: 3.07 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.08 AU - 5.12 AU

Year: 3586 Days

Day: 13.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 113,430,927 km

• M1: 43,383 km (0.043 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.2

Radius: 12.7

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 4.17 AU - 5.79 AU

Year: 4039 Days

Day: 8.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 113,430,927 km

• M1: 157,975 km (0.05 R)
• M2: 603,627 km (0.084 R)
• M3: 1,093,860 km (0.097 R)
• M4: 1,566,888 km (0.047 R)
• M5: 2,010,745 km (0.098 R)
• M6: 2,909,679 km (0.117 R)
• M7: 5,006,891 km (0.082 R)
• M8: 5,444,465 km (0.037 R)
• M9: 7,645,498 km (0.117 R)
• M10: 8,496,112 km (0.115 R)
• M11: 11,100,910 km (0.06 R)
• M12: 12,191,628 km (0.034 R)
• M13: 12,852,701 km (0.11 R)
• M14: 13,352,508 km (0.118 R)
• M15: 15,636,269 km (0.052 R)
• M16: 16,258,745 km (0.12 R)
• M17: 18,453,945 km (0.103 R)
• M18: 20,840,180 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.4

Radius: 10.6

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 8.09 AU - 11.69 AU

Year: 11304 Days

Day: 11.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 113,430,927 km

• M1: 132,544 km (0.109 R)
• M2: 725,101 km (0.088 R)
• M3: 1,119,890 km (0.028 R)
• M4: 2,677,503 km (0.104 R)
• M5: 3,988,878 km (0.117 R)
• M6: 4,756,315 km (0.112 R)
• M7: 6,360,303 km (0.091 R)
• M8: 7,164,990 km (0.099 R)
• M9: 9,449,649 km (0.111 R)
• M10: 10,757,433 km (0.118 R)
• M11: 12,182,203 km (0.107 R)
• M12: 18,237,028 km (0.06 R)
• M13: 23,645,290 km (0.115 R)
• M14: 24,731,819 km (0.103 R)
• M15: 26,327,430 km (0.055 R)
• M16: 27,692,211 km (0.098 R)
• M17: 37,490,573 km (0.03 R)
• M18: 37,856,040 km (0.109 R)
• M19: 39,719,132 km (0.052 R)
• M20: 40,353,577 km (0.062 R)
• M21: 42,165,955 km (0.092 R)
• M22: 43,627,377 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.8

Radius: 14.3

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 10.27 AU - 14.41 AU

Year: 15754 Days

Day: 8 Hours

Environment

Temp: -190 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 113,430,927 km

• M1: 177,872 km (0.1 R)
• M2: 681,717 km (0.112 R)
• M3: 1,148,612 km (0.112 R)
• M4: 1,750,744 km (0.07 R)
• M5: 2,266,109 km (0.069 R)
• M6: 3,098,471 km (0.051 R)
• M7: 3,811,903 km (0.098 R)
• M8: 4,488,385 km (0.027 R)
• M9: 5,771,037 km (0.05 R)
• M10: 6,516,633 km (0.08 R)
• M11: 7,609,894 km (0.096 R)
• M12: 8,071,703 km (0.045 R)
• M13: 9,570,973 km (0.084 R)
• M14: 10,669,021 km (0.103 R)
• M15: 11,738,795 km (0.102 R)
• M16: 12,529,270 km (0.068 R)
• M17: 12,996,913 km (0.07 R)
• M18: 16,534,005 km (0.07 R)
• M19: 17,168,450 km (0.093 R)
• M20: 18,486,108 km (0.09 R)
• M21: 20,266,622 km (0.099 R)
• M22: 22,414,399 km (0.115 R)
• M23: 26,579,502 km (0.114 R)
• M24: 28,742,987 km (0.081 R)
• M25: 29,971,485 km (0.095 R)
• M26: 30,493,581 km (0.105 R)
• M27: 31,987,765 km (0.092 R)
• M28: 32,863,211 km (0.113 R)
• M29: 33,867,163 km (0.085 R)
• M30: 34,776,568 km (0.09 R)
• M31: 39,320,454 km (0.105 R)
• M32: 41,218,103 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.4

Radius: 4.9

Gravity: 16.47 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 13.31 AU - 14.07 AU

Year: 18409 Days

Day: 22.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 113,430,927 km

• M1: 61,634 km (0.104 R)
• M2: 255,064 km (0.101 R)
• M3: 505,042 km (0.067 R)
• M4: 780,153 km (0.059 R)
• M5: 952,490 km (0.064 R)
• M6: 1,461,870 km (0.081 R)
• M7: 1,726,808 km (0.12 R)
• M8: 2,477,640 km (0.078 R)
• M9: 2,808,700 km (0.087 R)
• M10: 3,094,432 km (0.075 R)
• M11: 3,808,163 km (0.064 R)
• M12: 4,039,292 km (0.11 R)
• M13: 5,373,855 km (0.071 R)
• M14: 6,519,774 km (0.108 R)
• M15: 7,911,932 km (0.064 R)
• M16: 8,578,989 km (0.114 R)
• M17: 9,078,048 km (0.101 R)
• M18: 9,916,244 km (0.119 R)
• M19: 10,919,747 km (0.088 R)
• M20: 14,195,940 km (0.118 R)
• M21: 15,250,306 km (0.028 R)
• M22: 19,394,018 km (0.086 R)
• M23: 20,339,027 km (0.094 R)
• M24: 21,134,738 km (0.057 R)
• M25: 24,132,231 km (0.108 R)
• M26: 28,809,408 km (0.1 R)
• M27: 29,363,668 km (0.085 R)
• M28: 32,361,011 km (0.079 R)
• M29: 32,959,852 km (0.034 R)
• M30: 33,201,452 km (0.04 R)
• M31: 36,322,064 km (0.057 R)
• M32: 36,838,775 km (0.091 R)
• M33: 40,456,051 km (0.11 R)
• M34: 41,011,359 km (0.064 R)
• M35: 44,450,015 km (0.118 R)
• M36: 45,189,777 km (0.098 R)
• M37: 46,239,206 km (0.1 R)
• M38: 53,044,862 km (0.08 R)
• M39: 54,717,964 km (0.103 R)
• M40: 59,231,781 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 977.1

Radius: 5.3

Gravity: 34.78 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 18.32 AU - 20 AU

Year: 30481 Days

Day: 22.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 113,430,927 km

• M1: 70,760 km (0.058 R)
• M2: 448,494 km (0.098 R)
• M3: 772,075 km (0.086 R)
• M4: 1,115,851 km (0.078 R)
• M5: 1,323,044 km (0.075 R)
• M6: 2,081,505 km (0.116 R)
• M7: 2,976,250 km (0.103 R)
• M8: 3,378,219 km (0.039 R)
• M9: 3,609,198 km (0.062 R)
• M10: 4,103,021 km (0.088 R)
• M11: 4,289,869 km (0.063 R)
• M12: 4,482,401 km (0.113 R)
• M13: 4,721,159 km (0.097 R)
• M14: 6,044,203 km (0.094 R)
• M15: 9,142,225 km (0.114 R)
• M16: 9,397,289 km (0.104 R)
• M17: 11,244,973 km (0.117 R)
• M18: 12,062,675 km (0.028 R)
• M19: 12,447,141 km (0.1 R)
• M20: 14,236,481 km (0.074 R)
• M21: 15,640,906 km (0.101 R)
• M22: 18,016,221 km (0.118 R)
• M23: 19,237,389 km (0.055 R)
• M24: 19,762,028 km (0.076 R)
• M25: 28,412,525 km (0.044 R)
• M26: 34,622,034 km (0.071 R)
• M27: 41,503,685 km (0.089 R)
• M28: 44,166,827 km (0.114 R)
• M29: 44,895,817 km (0.08 R)
• M30: 59,203,956 km (0.099 R)
• M31: 70,178,755 km (0.113 R)
• M32: 76,011,576 km (0.071 R)
• M33: 77,848,937 km (0.091 R)
• M34: 94,525,958 km (0.105 R)
• M35: 99,738,396 km (0.108 R)
• M36: 104,816,346 km (0.114 R)
• M37: 108,075,935 km (0.107 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 16,748 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit