🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.53 AU - 0.73 AU

Year: 328 Days

Day: 27.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.64 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.4

Radius: 12.4

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.14 AU - 3.16 AU

Year: 2830 Days

Day: 14.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 94,269,191 km

• M1: 154,235 km (0.083 R)
• M2: 1,275,621 km (0.07 R)
• M3: 1,704,219 km (0.108 R)
• M4: 2,250,251 km (0.03 R)
• M5: 2,677,503 km (0.081 R)
• M6: 3,628,048 km (0.06 R)
• M7: 4,606,717 km (0.105 R)
• M8: 6,797,278 km (0.113 R)
• M9: 8,480,254 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 77.5

Radius: 14.8

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.47 AU - 3.43 AU

Year: 3324 Days

Day: 14.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 94,269,191 km

• M1: 184,903 km (0.071 R)
• M2: 657,183 km (0.09 R)
• M3: 1,868,777 km (0.055 R)
• M4: 2,523,566 km (0.107 R)
• M5: 3,343,662 km (0.115 R)
• M6: 4,033,757 km (0.087 R)
• M7: 4,948,698 km (0.084 R)
• M8: 5,848,678 km (0.092 R)
• M9: 6,878,959 km (0.062 R)
• M10: 7,741,540 km (0.065 R)
• M11: 8,400,968 km (0.083 R)
• M12: 9,623,182 km (0.064 R)
• M13: 10,928,424 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.1

Radius: 11.7

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.74 AU - 5.08 AU

Year: 6075 Days

Day: 5.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 94,269,191 km

• M1: 151,991 km (0.11 R)
• M2: 543,938 km (0.098 R)
• M3: 1,093,261 km (0.107 R)
• M4: 1,508,844 km (0.111 R)
• M5: 2,076,867 km (0.084 R)
• M6: 2,708,619 km (0.075 R)
• M7: 3,205,434 km (0.09 R)
• M8: 4,027,773 km (0.084 R)
• M9: 5,042,944 km (0.04 R)
• M10: 5,487,848 km (0.094 R)
• M11: 6,154,905 km (0.079 R)
• M12: 7,200,894 km (0.081 R)
• M13: 9,869,121 km (0.093 R)
• M14: 11,754,054 km (0.097 R)
• M15: 13,697,181 km (0.11 R)
• M16: 14,448,761 km (0.12 R)
• M17: 14,864,792 km (0.069 R)
• M18: 16,224,487 km (0.12 R)
• M19: 16,739,104 km (0.045 R)
• M20: 18,417,293 km (0.069 R)
• M21: 20,650,939 km (0.093 R)
• M22: 21,639,182 km (0.114 R)
• M23: 24,709,230 km (0.119 R)
• M24: 27,601,555 km (0.057 R)
• M25: 29,365,314 km (0.06 R)
• M26: 32,809,207 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.2

Radius: 10.1

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.81 AU - 5.59 AU

Year: 6684 Days

Day: 14.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 94,269,191 km

• M1: 130,599 km (0.112 R)
• M2: 561,441 km (0.082 R)
• M3: 959,670 km (0.093 R)
• M4: 1,284,896 km (0.118 R)
• M5: 2,247,558 km (0.05 R)
• M6: 3,310,900 km (0.096 R)
• M7: 3,678,911 km (0.111 R)
• M8: 4,370,352 km (0.094 R)
• M9: 5,061,794 km (0.083 R)
• M10: 5,433,993 km (0.1 R)
• M11: 6,073,973 km (0.118 R)
• M12: 6,628,233 km (0.093 R)
• M13: 7,431,424 km (0.082 R)
• M14: 8,142,911 km (0.079 R)
• M15: 8,495,364 km (0.116 R)
• M16: 9,400,132 km (0.116 R)
• M17: 10,232,195 km (0.096 R)
• M18: 12,760,549 km (0.104 R)
• M19: 14,969,361 km (0.076 R)
• M20: 15,799,330 km (0.11 R)
• M21: 17,101,430 km (0.089 R)
• M22: 18,878,952 km (0.069 R)
• M23: 19,567,401 km (0.073 R)
• M24: 21,659,079 km (0.099 R)
• M25: 24,055,338 km (0.089 R)
• M26: 25,110,900 km (0.077 R)
• M27: 26,708,905 km (0.095 R)
• M28: 28,462,940 km (0.076 R)
• M29: 31,619,156 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 673.7

Radius: 7.2

Gravity: 13 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 6.12 AU - 7.06 AU

Year: 11098 Days

Day: 23.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 94,269,191 km

• M1: 89,609 km (0.104 R)
• M2: 433,834 km (0.109 R)
• M3: 1,307,934 km (0.1 R)
• M4: 2,276,431 km (0.098 R)
• M5: 2,590,287 km (0.12 R)
• M6: 4,259,051 km (0.087 R)
• M7: 5,765,801 km (0.11 R)
• M8: 7,386,245 km (0.105 R)
• M9: 8,032,209 km (0.083 R)
• M10: 9,289,130 km (0.056 R)
• M11: 10,353,519 km (0.086 R)
• M12: 10,779,574 km (0.036 R)
• M13: 11,106,894 km (0.093 R)
• M14: 11,553,444 km (0.113 R)
• M15: 14,032,579 km (0.096 R)
• M16: 15,021,870 km (0.111 R)
• M17: 15,430,272 km (0.077 R)
• M18: 20,095,332 km (0.11 R)
• M19: 22,568,484 km (0.059 R)
• M20: 23,014,436 km (0.096 R)
• M21: 29,148,846 km (0.094 R)
• M22: 29,784,487 km (0.103 R)
• M23: 32,081,712 km (0.064 R)
• M24: 32,759,091 km (0.098 R)
• M25: 32,987,078 km (0.04 R)
• M26: 33,561,534 km (0.092 R)
• M27: 34,612,310 km (0.075 R)
• M28: 36,779,385 km (0.044 R)
• M29: 39,420,086 km (0.032 R)
• M30: 43,545,247 km (0.108 R)
• M31: 43,959,185 km (0.091 R)
• M32: 45,357,626 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.7

Radius: 5.1

Gravity: 28.21 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 7.49 AU - 9.89 AU

Year: 16805 Days

Day: 17.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 94,269,191 km

• M1: 81,531 km (0.074 R)
• M2: 321,336 km (0.104 R)
• M3: 509,082 km (0.098 R)
• M4: 928,255 km (0.06 R)
• M5: 1,426,565 km (0.085 R)
• M6: 1,666,670 km (0.113 R)
• M7: 2,009,249 km (0.116 R)
• M8: 2,552,289 km (0.037 R)
• M9: 4,140,271 km (0.112 R)
• M10: 4,429,743 km (0.069 R)
• M11: 5,686,065 km (0.088 R)
• M12: 6,084,594 km (0.06 R)
• M13: 6,332,627 km (0.087 R)
• M14: 8,617,286 km (0.095 R)
• M15: 12,422,757 km (0.05 R)
• M16: 19,884,549 km (0.11 R)
• M17: 22,618,151 km (0.069 R)
• M18: 28,014,894 km (0.072 R)
• M19: 29,870,057 km (0.099 R)
• M20: 33,694,377 km (0.071 R)
• M21: 34,340,191 km (0.104 R)
• M22: 34,994,383 km (0.067 R)
• M23: 40,384,394 km (0.065 R)
• M24: 45,827,662 km (0.111 R)
• M25: 46,143,613 km (0.094 R)
• M26: 49,218,148 km (0.09 R)
• M27: 56,675,153 km (0.064 R)
• M28: 58,882,919 km (0.09 R)
• M29: 59,819,551 km (0.088 R)
• M30: 64,058,706 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 367.2

Radius: 6.4

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 8.21 AU - 11.53 AU

Year: 20342 Days

Day: 23.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 94,269,191 km

• M1: 79,736 km (0.117 R)
• M2: 468,541 km (0.101 R)
• M3: 1,524,851 km (0.077 R)
• M4: 1,782,159 km (0.069 R)
• M5: 2,665,684 km (0.105 R)
• M6: 2,872,728 km (0.079 R)
• M7: 3,293,547 km (0.072 R)
• M8: 3,505,377 km (0.094 R)
• M9: 3,726,333 km (0.064 R)
• M10: 5,218,572 km (0.055 R)
• M11: 5,730,795 km (0.077 R)
• M12: 9,855,807 km (0.082 R)
• M13: 10,241,769 km (0.112 R)
• M14: 11,886,748 km (0.073 R)
• M15: 15,175,956 km (0.11 R)
• M16: 15,914,670 km (0.093 R)
• M17: 16,140,862 km (0.09 R)
• M18: 20,058,681 km (0.065 R)
• M19: 24,267,019 km (0.091 R)
• M20: 29,028,420 km (0.105 R)
• M21: 32,647,940 km (0.043 R)
• M22: 34,251,330 km (0.081 R)
• M23: 42,047,773 km (0.063 R)
• M24: 48,220,630 km (0.111 R)
• M25: 49,331,543 km (0.111 R)
• M26: 52,100,301 km (0.049 R)
• M27: 53,269,857 km (0.093 R)
• M28: 57,412,820 km (0.094 R)
• M29: 59,020,250 km (0.119 R)
• M30: 59,562,542 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 927.3

Radius: 5.8

Gravity: 27.57 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 9.87 AU - 11.99 AU

Year: 23705 Days

Day: 21.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 55 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 94,269,191 km

• M1: 72,106 km (0.096 R)
• M2: 353,350 km (0.114 R)
• M3: 639,980 km (0.1 R)
• M4: 907,610 km (0.039 R)
• M5: 1,785,750 km (0.111 R)
• M6: 1,988,754 km (0.104 R)
• M7: 4,430,491 km (0.081 R)
• M8: 4,882,276 km (0.051 R)
• M9: 6,376,160 km (0.067 R)
• M10: 9,240,960 km (0.072 R)
• M11: 9,727,602 km (0.097 R)
• M12: 11,222,234 km (0.087 R)
• M13: 13,780,806 km (0.086 R)
• M14: 14,175,445 km (0.115 R)
• M15: 15,236,842 km (0.072 R)
• M16: 15,489,064 km (0.116 R)
• M17: 15,744,129 km (0.115 R)
• M18: 16,262,635 km (0.12 R)
• M19: 17,242,800 km (0.108 R)
• M20: 17,793,620 km (0.114 R)
• M21: 24,077,328 km (0.09 R)
• M22: 26,542,552 km (0.12 R)
• M23: 31,016,725 km (0.12 R)
• M24: 42,243,896 km (0.058 R)
• M25: 47,760,467 km (0.097 R)
• M26: 51,252,978 km (0.067 R)
• M27: 56,302,804 km (0.093 R)
• M28: 58,947,844 km (0.109 R)
• M29: 73,901,647 km (0.031 R)
• M30: 75,352,447 km (0.102 R)
• M31: 75,595,993 km (0.089 R)
• M32: 76,575,859 km (0.087 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 11,904 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit