🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.59 AU - 0.59 AU

Year: 297 Days

Day: 30.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.04 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.5

Radius: 13.3

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 1.13 AU - 1.83 AU

Year: 1181 Days

Day: 9.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,063,085 km

• M1: 165,605 km (0.104 R)
• M2: 700,866 km (0.043 R)
• M3: 1,478,326 km (0.083 R)
• M4: 1,998,328 km (0.059 R)
• M5: 2,455,649 km (0.063 R)
• M6: 2,874,523 km (0.086 R)
• M7: 3,356,527 km (0.082 R)
• M8: 3,793,952 km (0.063 R)
• M9: 4,234,368 km (0.063 R)
• M10: 5,098,295 km (0.073 R)
• M11: 6,634,815 km (0.095 R)
• M12: 7,510,112 km (0.034 R)
• M13: 8,264,684 km (0.045 R)
• M14: 10,503,865 km (0.045 R)
• M15: 12,193,124 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.3

Radius: 8

Gravity: 11.61 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.55 AU - 1.59 AU

Year: 1291 Days

Day: 9.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,063,085 km

• M1: 99,632 km (0.041 R)
• M2: 350,657 km (0.086 R)
• M3: 691,441 km (0.101 R)
• M4: 1,064,239 km (0.12 R)
• M5: 1,330,075 km (0.115 R)
• M6: 2,244,417 km (0.064 R)
• M7: 2,585,051 km (0.04 R)
• M8: 2,890,380 km (0.096 R)
• M9: 3,249,715 km (0.094 R)
• M10: 3,574,192 km (0.03 R)
• M11: 4,416,578 km (0.09 R)
• M12: 5,238,768 km (0.116 R)
• M13: 6,067,091 km (0.08 R)
• M14: 6,805,357 km (0.101 R)
• M15: 7,055,784 km (0.08 R)
• M16: 7,981,645 km (0.092 R)
• M17: 8,345,317 km (0.06 R)
• M18: 10,900,449 km (0.067 R)
• M19: 11,174,662 km (0.068 R)
• M20: 11,737,150 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.6

Radius: 11.5

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.46 AU - 1.8 AU

Year: 1365 Days

Day: 12.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,063,085 km

• M1: 143,016 km (0.109 R)
• M2: 517,908 km (0.098 R)
• M3: 1,018,761 km (0.082 R)
• M4: 1,392,008 km (0.086 R)
• M5: 1,868,627 km (0.112 R)
• M6: 2,261,321 km (0.084 R)
• M7: 2,762,773 km (0.079 R)
• M8: 3,172,073 km (0.07 R)
• M9: 3,670,683 km (0.061 R)
• M10: 4,131,744 km (0.077 R)
• M11: 6,717,992 km (0.114 R)
• M12: 8,408,298 km (0.056 R)
• M13: 9,367,968 km (0.111 R)
• M14: 10,702,531 km (0.055 R)
• M15: 12,421,410 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.9

Radius: 12.1

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.39 AU - 2.53 AU

Year: 2531 Days

Day: 5.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 61,063,085 km

• M1: 150,495 km (0.097 R)
• M2: 556,654 km (0.089 R)
• M3: 964,308 km (0.085 R)
• M4: 1,397,693 km (0.09 R)
• M5: 2,120,699 km (0.105 R)
• M6: 2,706,973 km (0.113 R)
• M7: 3,145,295 km (0.067 R)
• M8: 3,631,040 km (0.117 R)
• M9: 4,106,761 km (0.07 R)
• M10: 5,068,825 km (0.067 R)
• M11: 6,633,170 km (0.105 R)
• M12: 7,406,740 km (0.093 R)
• M13: 8,239,701 km (0.084 R)
• M14: 9,801,503 km (0.037 R)
• M15: 10,239,525 km (0.07 R)
• M16: 10,843,901 km (0.097 R)
• M17: 11,273,247 km (0.095 R)
• M18: 16,062,473 km (0.119 R)
• M19: 18,047,188 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.5

Radius: 10.2

Gravity: 9.42 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.99 AU - 2.99 AU

Year: 2578 Days

Day: 8.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,063,085 km

• M1: 126,859 km (0.107 R)
• M2: 462,706 km (0.069 R)
• M3: 826,379 km (0.104 R)
• M4: 1,150,258 km (0.093 R)
• M5: 1,704,069 km (0.116 R)
• M6: 2,244,118 km (0.035 R)
• M7: 2,593,129 km (0.075 R)
• M8: 3,365,204 km (0.043 R)
• M9: 3,805,321 km (0.069 R)
• M10: 4,133,988 km (0.066 R)
• M11: 4,548,972 km (0.084 R)
• M12: 4,991,632 km (0.037 R)
• M13: 5,829,081 km (0.089 R)
• M14: 6,552,536 km (0.108 R)
• M15: 7,945,143 km (0.12 R)
• M16: 9,084,929 km (0.114 R)
• M17: 9,865,232 km (0.045 R)
• M18: 10,933,061 km (0.047 R)
• M19: 12,609,305 km (0.047 R)
• M20: 13,065,429 km (0.093 R)
• M21: 13,532,474 km (0.115 R)
• M22: 15,102,354 km (0.104 R)
• M23: 19,191,761 km (0.111 R)
• M24: 19,856,724 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.8

Radius: 10.9

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.58 AU - 3.28 AU

Year: 3290 Days

Day: 11.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 61,063,085 km

• M1: 135,536 km (0.114 R)
• M2: 574,456 km (0.097 R)
• M3: 1,352,664 km (0.086 R)
• M4: 1,988,305 km (0.087 R)
• M5: 2,662,244 km (0.12 R)
• M6: 3,069,599 km (0.099 R)
• M7: 3,646,598 km (0.119 R)
• M8: 4,701,861 km (0.093 R)
• M9: 5,087,973 km (0.111 R)
• M10: 5,519,713 km (0.079 R)
• M11: 7,080,467 km (0.094 R)
• M12: 9,088,819 km (0.088 R)
• M13: 10,093,368 km (0.087 R)
• M14: 10,855,121 km (0.104 R)
• M15: 11,819,279 km (0.054 R)
• M16: 12,450,432 km (0.047 R)
• M17: 13,148,157 km (0.111 R)
• M18: 14,337,310 km (0.107 R)
• M19: 15,696,706 km (0.104 R)
• M20: 16,407,745 km (0.068 R)
• M21: 17,676,484 km (0.11 R)
• M22: 18,224,013 km (0.045 R)
• M23: 18,839,309 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.1

Radius: 6.9

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 6.7 AU - 7.28 AU

Year: 12123 Days

Day: 25 Hours

Environment

Temp: -226 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,063,085 km

• M1: 93,349 km (0.072 R)
• M2: 668,104 km (0.102 R)
• M3: 1,411,905 km (0.084 R)
• M4: 1,907,522 km (0.064 R)
• M5: 2,731,657 km (0.063 R)
• M6: 4,239,903 km (0.11 R)
• M7: 9,565,587 km (0.091 R)
• M8: 10,247,604 km (0.095 R)
• M9: 12,238,153 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 397.5

Radius: 3.1

Gravity: 41.36 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 5.7 AU - 8.72 AU

Year: 12700 Days

Day: 20 Hours

Environment

Temp: -228 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 61,063,085 km

• M1: 71,508 km (0.112 R)
• M2: 181,313 km (0.075 R)
• M3: 293,960 km (0.075 R)
• M4: 686,205 km (0.082 R)
• M5: 2,064,451 km (0.063 R)
• M6: 3,082,015 km (0.033 R)
• M7: 5,584,040 km (0.045 R)
• M8: 6,663,987 km (0.082 R)
• M9: 8,134,534 km (0.055 R)
• M10: 8,669,047 km (0.102 R)
• M11: 9,085,079 km (0.082 R)
• M12: 10,208,559 km (0.055 R)
• M13: 10,310,435 km (0.053 R)
• M14: 11,808,807 km (0.025 R)
• M15: 12,551,411 km (0.073 R)
• M16: 14,319,059 km (0.117 R)
• M17: 16,665,053 km (0.106 R)
• M18: 19,332,383 km (0.052 R)
• M19: 19,488,414 km (0.069 R)
• M20: 20,041,028 km (0.114 R)
• M21: 20,281,133 km (0.099 R)
• M22: 23,935,360 km (0.043 R)
• M23: 27,411,267 km (0.108 R)
• M24: 27,905,388 km (0.094 R)
• M25: 29,115,336 km (0.119 R)
• M26: 31,856,119 km (0.05 R)
• M27: 32,954,466 km (0.105 R)
• M28: 36,997,199 km (0.074 R)
• M29: 40,715,155 km (0.054 R)
• M30: 41,487,529 km (0.098 R)
• M31: 42,532,470 km (0.102 R)
• M32: 43,460,874 km (0.059 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.4

Radius: 4.1

Gravity: 20.55 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 8.19 AU - 11.49 AU

Year: 20249 Days

Day: 15.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,063,085 km

• M1: 51,013 km (0.108 R)
• M2: 222,003 km (0.116 R)
• M3: 406,757 km (0.082 R)
• M4: 783,743 km (0.042 R)
• M5: 1,265,299 km (0.118 R)
• M6: 1,478,326 km (0.043 R)
• M7: 1,649,317 km (0.117 R)
• M8: 2,012,989 km (0.076 R)
• M9: 2,406,880 km (0.085 R)
• M10: 3,166,538 km (0.113 R)
• M11: 4,411,791 km (0.076 R)
• M12: 5,760,266 km (0.108 R)
• M13: 6,756,289 km (0.11 R)
• M14: 7,054,587 km (0.056 R)
• M15: 7,541,079 km (0.069 R)
• M16: 12,902,816 km (0.088 R)
• M17: 22,446,263 km (0.1 R)
• M18: 25,893,596 km (0.114 R)
• M19: 33,814,355 km (0.07 R)
• M20: 36,732,112 km (0.115 R)
• M21: 40,644,694 km (0.102 R)
• M22: 42,917,834 km (0.095 R)
• M23: 45,274,300 km (0.09 R)
• M24: 46,943,363 km (0.103 R)
• M25: 48,496,039 km (0.097 R)
• M26: 49,922,305 km (0.112 R)
• M27: 50,403,861 km (0.084 R)
• M28: 50,888,558 km (0.069 R)
• M29: 54,538,297 km (0.093 R)
• M30: 55,391,304 km (0.095 R)
• M31: 59,250,929 km (0.11 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 17,704 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit