🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.54 AU - 0.74 AU

Year: 331 Days

Day: 19.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.6

Radius: 12.7

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.89 AU - 0.99 AU

Year: 588 Days

Day: 9.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,549,052 km

• M1: 157,975 km (0.044 R)
• M2: 626,366 km (0.03 R)
• M3: 1,034,619 km (0.106 R)
• M4: 1,820,157 km (0.036 R)
• M5: 2,229,607 km (0.098 R)
• M6: 3,165,491 km (0.096 R)
• M7: 3,863,215 km (0.107 R)
• M8: 4,393,839 km (0.116 R)
• M9: 4,790,722 km (0.067 R)
• M10: 5,246,397 km (0.088 R)
• M11: 7,128,488 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252

Radius: 8.5

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.58 AU - 1.64 AU

Year: 1319 Days

Day: 6.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,549,052 km

• M1: 105,766 km (0.102 R)
• M2: 551,119 km (0.098 R)
• M3: 859,889 km (0.067 R)
• M4: 1,191,846 km (0.079 R)
• M5: 1,666,670 km (0.093 R)
• M6: 2,024,209 km (0.093 R)
• M7: 2,304,555 km (0.091 R)
• M8: 3,109,093 km (0.104 R)
• M9: 3,374,330 km (0.093 R)
• M10: 4,073,700 km (0.085 R)
• M11: 4,424,955 km (0.084 R)
• M12: 5,602,141 km (0.088 R)
• M13: 5,876,653 km (0.108 R)
• M14: 6,495,091 km (0.073 R)
• M15: 7,088,246 km (0.101 R)
• M16: 7,741,091 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.5

Radius: 9.8

Gravity: 5.79 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.12 AU - 3.3 AU

Year: 3713 Days

Day: 13.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,549,052 km

• M1: 123,418 km (0.065 R)
• M2: 507,436 km (0.073 R)
• M3: 867,967 km (0.081 R)
• M4: 1,212,192 km (0.059 R)
• M5: 1,527,693 km (0.11 R)
• M6: 2,053,231 km (0.055 R)
• M7: 3,082,015 km (0.117 R)
• M8: 3,945,943 km (0.113 R)
• M9: 4,676,429 km (0.104 R)
• M10: 5,787,493 km (0.027 R)
• M11: 6,670,120 km (0.1 R)
• M12: 8,629,703 km (0.091 R)
• M13: 9,174,089 km (0.101 R)
• M14: 10,904,039 km (0.059 R)
• M15: 11,583,962 km (0.088 R)
• M16: 13,940,726 km (0.108 R)
• M17: 15,946,235 km (0.091 R)
• M18: 16,933,881 km (0.113 R)
• M19: 18,019,961 km (0.113 R)
• M20: 18,609,975 km (0.103 R)
• M21: 20,712,723 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 91.5

Radius: 10.9

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.95 AU - 4.41 AU

Year: 5518 Days

Day: 5.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,549,052 km

• M1: 135,536 km (0.095 R)
• M2: 956,978 km (0.111 R)
• M3: 1,876,556 km (0.099 R)
• M4: 2,796,583 km (0.079 R)
• M5: 6,186,919 km (0.091 R)
• M6: 8,196,019 km (0.049 R)
• M7: 9,619,143 km (0.059 R)
• M8: 10,282,310 km (0.114 R)
• M9: 11,125,294 km (0.119 R)
• M10: 13,584,683 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.3

Radius: 12.1

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 4.19 AU - 6.73 AU

Year: 8238 Days

Day: 6 Hours

Environment

Temp: -221 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,549,052 km

• M1: 150,495 km (0.103 R)
• M2: 717,471 km (0.097 R)
• M3: 1,126,472 km (0.059 R)
• M4: 1,907,822 km (0.108 R)
• M5: 2,781,324 km (0.108 R)
• M6: 3,507,771 km (0.102 R)
• M7: 4,091,053 km (0.041 R)
• M8: 7,591,194 km (0.084 R)
• M9: 8,033,106 km (0.097 R)
• M10: 8,808,023 km (0.032 R)
• M11: 9,547,336 km (0.096 R)
• M12: 10,194,646 km (0.088 R)
• M13: 11,385,894 km (0.062 R)
• M14: 13,343,831 km (0.116 R)
• M15: 14,264,007 km (0.09 R)
• M16: 17,659,729 km (0.087 R)
• M17: 18,702,127 km (0.084 R)
• M18: 20,272,007 km (0.066 R)
• M19: 21,560,494 km (0.099 R)
• M20: 23,285,507 km (0.072 R)
• M21: 24,142,404 km (0.082 R)
• M22: 26,670,159 km (0.038 R)
• M23: 27,694,306 km (0.057 R)
• M24: 28,128,738 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.2

Radius: 9.9

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.36 AU - 7.12 AU

Year: 8879 Days

Day: 7.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,549,052 km

• M1: 226,790 km (0.088 R)
• M2: 727,494 km (0.084 R)
• M3: 1,396,496 km (0.063 R)
• M4: 2,009,847 km (0.117 R)
• M5: 3,096,676 km (0.108 R)
• M6: 4,251,422 km (0.09 R)
• M7: 5,604,385 km (0.106 R)
• M8: 5,913,155 km (0.098 R)
• M9: 13,135,591 km (0.09 R)
• M10: 13,498,665 km (0.057 R)
• M11: 16,861,625 km (0.068 R)
• M12: 18,171,055 km (0.088 R)
• M13: 18,850,528 km (0.097 R)
• M14: 21,321,437 km (0.102 R)
• M15: 22,677,840 km (0.033 R)
• M16: 26,510,687 km (0.07 R)
• M17: 28,177,806 km (0.097 R)
• M18: 32,155,015 km (0.066 R)
• M19: 34,391,653 km (0.052 R)
• M20: 35,782,315 km (0.095 R)
• M21: 37,451,677 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 420.7

Radius: 5.4

Gravity: 14.43 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 5.24 AU - 7.38 AU

Year: 10234 Days

Day: 19.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 47,549,052 km

• M1: 67,169 km (0.076 R)
• M2: 242,797 km (0.096 R)
• M3: 495,169 km (0.079 R)
• M4: 818,600 km (0.113 R)
• M5: 1,106,276 km (0.118 R)
• M6: 1,946,717 km (0.099 R)
• M7: 2,280,620 km (0.11 R)
• M8: 2,671,519 km (0.09 R)
• M9: 3,127,792 km (0.118 R)
• M10: 3,444,192 km (0.096 R)
• M11: 4,009,971 km (0.093 R)
• M12: 4,466,544 km (0.095 R)
• M13: 5,169,205 km (0.035 R)
• M14: 6,010,842 km (0.118 R)
• M15: 6,681,041 km (0.078 R)
• M16: 8,594,697 km (0.066 R)
• M17: 8,945,653 km (0.066 R)
• M18: 9,582,940 km (0.091 R)
• M19: 9,770,387 km (0.057 R)
• M20: 10,396,753 km (0.103 R)
• M21: 10,594,820 km (0.104 R)
• M22: 11,255,744 km (0.11 R)
• M23: 12,052,053 km (0.113 R)
• M24: 12,270,616 km (0.077 R)
• M25: 12,659,570 km (0.076 R)
• M26: 14,055,318 km (0.053 R)
• M27: 21,218,214 km (0.084 R)
• M28: 22,927,968 km (0.085 R)
• M29: 24,552,152 km (0.114 R)
• M30: 27,176,548 km (0.09 R)
• M31: 28,123,353 km (0.097 R)
• M32: 28,994,012 km (0.116 R)
• M33: 30,182,567 km (0.109 R)
• M34: 36,048,001 km (0.069 R)
• M35: 36,845,058 km (0.105 R)
• M36: 41,377,724 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 435.8

Radius: 6.3

Gravity: 10.98 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 7.44 AU - 8.1 AU

Year: 13984 Days

Day: 22.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,549,052 km

• M1: 90,656 km (0.119 R)
• M2: 354,248 km (0.088 R)
• M3: 882,627 km (0.097 R)
• M4: 1,359,994 km (0.092 R)
• M5: 1,687,314 km (0.107 R)
• M6: 1,928,167 km (0.104 R)
• M7: 2,792,843 km (0.047 R)
• M8: 3,202,890 km (0.083 R)
• M9: 4,057,842 km (0.12 R)
• M10: 7,916,719 km (0.054 R)
• M11: 9,411,950 km (0.075 R)
• M12: 10,174,002 km (0.057 R)
• M13: 10,436,845 km (0.116 R)
• M14: 11,704,986 km (0.111 R)
• M15: 15,353,379 km (0.073 R)
• M16: 17,583,584 km (0.107 R)
• M17: 18,580,056 km (0.056 R)
• M18: 26,040,651 km (0.085 R)
• M19: 26,831,276 km (0.056 R)
• M20: 27,536,181 km (0.118 R)
• M21: 30,154,443 km (0.093 R)
• M22: 38,741,211 km (0.087 R)
• M23: 45,195,162 km (0.094 R)
• M24: 48,675,407 km (0.089 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290.9

Radius: 5.3

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 8.1 AU - 8.3 AU

Year: 15161 Days

Day: 22.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,549,052 km

• M1: 66,421 km (0.11 R)
• M2: 249,679 km (0.101 R)
• M3: 457,321 km (0.087 R)
• M4: 658,829 km (0.034 R)
• M5: 1,309,879 km (0.054 R)
• M6: 1,651,261 km (0.103 R)
• M7: 2,451,610 km (0.092 R)
• M8: 3,150,681 km (0.105 R)
• M9: 3,338,426 km (0.11 R)
• M10: 3,558,784 km (0.086 R)
• M11: 4,001,444 km (0.089 R)
• M12: 5,350,069 km (0.095 R)
• M13: 6,627,485 km (0.12 R)
• M14: 6,858,614 km (0.098 R)
• M15: 7,584,462 km (0.119 R)
• M16: 8,813,259 km (0.077 R)
• M17: 12,339,132 km (0.106 R)
• M18: 13,655,144 km (0.1 R)
• M19: 14,604,343 km (0.06 R)
• M20: 15,394,818 km (0.045 R)
• M21: 18,310,929 km (0.052 R)
• M22: 19,542,119 km (0.087 R)
• M23: 23,299,569 km (0.102 R)
• M24: 24,286,167 km (0.09 R)
• M25: 25,770,627 km (0.054 R)
• M26: 30,691,200 km (0.114 R)
• M27: 43,001,609 km (0.093 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 437 - 12,978 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit