🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.46 AU - 0.7 AU

Year: 162 Days

Day: 37.2 Hours

Environment

Temp: 206 °C

Axial Tilt: 39.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.81 AU - 1.13 AU

Year: 351 Days

Day: 28.3 Hours

Environment

Temp: 18 °C

Axial Tilt: 49.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.87 AU - 1.15 AU

Year: 373 Days

Day: 35.2 Hours

Environment

Temp: 13 °C

Axial Tilt: 37.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.17 AU - 4.27 AU

Year: 2634 Days

Day: 19.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,183,104 km

• M1: 466,596 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.7

Radius: 10.3

Gravity: 8.05 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.62 AU - 9.56 AU

Year: 9242 Days

Day: 8.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 77,183,104 km

• M1: 139,126 km (0.075 R)
• M2: 506,987 km (0.062 R)
• M3: 828,473 km (0.111 R)
• M4: 1,318,556 km (0.099 R)
• M5: 2,012,989 km (0.092 R)
• M6: 2,501,725 km (0.077 R)
• M7: 5,425,915 km (0.088 R)
• M8: 6,084,594 km (0.1 R)
• M9: 7,111,135 km (0.051 R)
• M10: 11,705,585 km (0.034 R)
• M11: 12,045,471 km (0.084 R)
• M12: 13,105,073 km (0.095 R)
• M13: 13,657,687 km (0.093 R)
• M14: 16,871,199 km (0.115 R)
• M15: 20,969,433 km (0.081 R)
• M16: 25,782,595 km (0.102 R)
• M17: 27,338,861 km (0.102 R)
• M18: 30,105,823 km (0.095 R)
• M19: 30,852,616 km (0.087 R)
• M20: 33,393,237 km (0.056 R)
• M21: 34,308,776 km (0.12 R)
• M22: 36,309,647 km (0.11 R)
• M23: 38,761,855 km (0.098 R)
• M24: 39,900,594 km (0.119 R)
• M25: 44,955,207 km (0.086 R)
• M26: 45,930,735 km (0.1 R)
• M27: 48,358,409 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683.8

Radius: 7.5

Gravity: 12.16 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 11.13 AU - 13.71 AU

Year: 16068 Days

Day: 17 Hours

Environment

Temp: -178 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,183,104 km

• M1: 93,349 km (0.104 R)
• M2: 830,867 km (0.096 R)
• M3: 1,233,434 km (0.079 R)
• M4: 1,596,508 km (0.115 R)
• M5: 2,560,517 km (0.114 R)
• M6: 3,029,207 km (0.049 R)
• M7: 3,956,116 km (0.056 R)
• M8: 7,170,824 km (0.107 R)
• M9: 8,696,423 km (0.114 R)
• M10: 10,086,188 km (0.066 R)
• M11: 11,741,937 km (0.118 R)
• M12: 15,657,811 km (0.073 R)
• M13: 16,191,875 km (0.087 R)
• M14: 18,366,131 km (0.068 R)
• M15: 20,910,342 km (0.081 R)
• M16: 23,980,239 km (0.042 R)
• M17: 26,150,456 km (0.107 R)
• M18: 27,447,769 km (0.11 R)
• M19: 43,605,984 km (0.096 R)
• M20: 45,273,552 km (0.103 R)
• M21: 46,983,156 km (0.089 R)
• M22: 49,058,527 km (0.097 R)
• M23: 52,200,681 km (0.071 R)
• M24: 57,251,105 km (0.117 R)
• M25: 65,324,902 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 784.7

Radius: 5.9

Gravity: 22.54 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 15.41 AU - 20.89 AU

Year: 28385 Days

Day: 20.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 77,183,104 km

• M1: 75,846 km (0.119 R)
• M2: 373,396 km (0.084 R)
• M3: 649,554 km (0.091 R)
• M4: 1,044,343 km (0.064 R)
• M5: 1,248,544 km (0.119 R)
• M6: 1,839,306 km (0.118 R)
• M7: 4,999,262 km (0.09 R)
• M8: 5,287,387 km (0.114 R)
• M9: 5,851,820 km (0.056 R)
• M10: 6,947,475 km (0.082 R)
• M11: 8,458,114 km (0.1 R)
• M12: 8,808,323 km (0.069 R)
• M13: 9,916,843 km (0.093 R)
• M14: 13,167,305 km (0.052 R)
• M15: 14,038,115 km (0.034 R)
• M16: 14,611,972 km (0.07 R)
• M17: 16,427,342 km (0.091 R)
• M18: 16,789,369 km (0.097 R)
• M19: 17,717,923 km (0.119 R)
• M20: 19,374,121 km (0.096 R)
• M21: 20,395,127 km (0.08 R)
• M22: 24,134,774 km (0.053 R)
• M23: 26,411,504 km (0.081 R)
• M24: 28,178,105 km (0.104 R)
• M25: 31,248,751 km (0.071 R)
• M26: 35,279,067 km (0.038 R)
• M27: 37,107,602 km (0.088 R)
• M28: 38,838,450 km (0.065 R)
• M29: 40,787,111 km (0.057 R)
• M30: 45,942,254 km (0.102 R)
• M31: 48,861,357 km (0.107 R)
• M32: 52,290,589 km (0.095 R)
• M33: 53,864,957 km (0.118 R)
• M34: 59,836,605 km (0.032 R)
• M35: 60,908,923 km (0.119 R)
• M36: 79,334,743 km (0.119 R)
• M37: 79,850,556 km (0.088 R)
• M38: 90,080,507 km (0.093 R)
• M39: 93,483,859 km (0.07 R)
• M40: 99,644,000 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 932.4

Radius: 4.3

Gravity: 50.43 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 16.6 AU - 20.78 AU

Year: 29661 Days

Day: 24.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 77,183,104 km

• M1: 73,752 km (0.089 R)
• M2: 380,727 km (0.105 R)
• M3: 563,984 km (0.092 R)
• M4: 703,409 km (0.069 R)
• M5: 1,568,683 km (0.082 R)
• M6: 2,308,295 km (0.108 R)
• M7: 2,782,371 km (0.087 R)
• M8: 3,479,497 km (0.092 R)
• M9: 4,028,371 km (0.062 R)
• M10: 4,793,415 km (0.072 R)
• M11: 5,880,094 km (0.108 R)
• M12: 6,211,603 km (0.052 R)
• M13: 7,121,307 km (0.101 R)
• M14: 21,219,261 km (0.106 R)
• M15: 22,910,166 km (0.083 R)
• M16: 23,611,032 km (0.107 R)
• M17: 25,425,505 km (0.095 R)
• M18: 25,674,286 km (0.108 R)
• M19: 35,593,672 km (0.081 R)
• M20: 55,544,792 km (0.118 R)
• M21: 56,595,717 km (0.097 R)
• M22: 71,487,886 km (0.105 R)
• M23: 76,287,883 km (0.061 R)
• M24: 90,513,892 km (0.103 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 294.3

Radius: 5.2

Gravity: 10.88 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 16.54 AU - 22.1 AU

Year: 31173 Days

Day: 16.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,183,104 km

• M1: 64,776 km (0.09 R)
• M2: 258,655 km (0.044 R)
• M3: 485,146 km (0.104 R)
• M4: 1,144,125 km (0.096 R)
• M5: 1,549,086 km (0.096 R)
• M6: 4,639,329 km (0.097 R)
• M7: 5,696,986 km (0.101 R)
• M8: 13,973,937 km (0.109 R)
• M9: 33,254,111 km (0.077 R)
• M10: 35,546,848 km (0.116 R)
• M11: 35,962,131 km (0.11 R)
• M12: 44,800,523 km (0.097 R)
• M13: 69,365,840 km (0.065 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 19,149 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit