🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.54 AU - 0.6 AU

Year: 274 Days

Day: 24.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,558,972 km

• M1: 26,628 km (0.081 R)
• M2: 217,964 km (0.044 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.54 AU - 0.76 AU

Year: 333 Days

Day: 45.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.4

Radius: 9.3

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.65 AU - 1.73 AU

Year: 1397 Days

Day: 13.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,558,972 km

• M1: 115,639 km (0.109 R)
• M2: 477,068 km (0.084 R)
• M3: 801,246 km (0.099 R)
• M4: 1,093,411 km (0.111 R)
• M5: 2,002,816 km (0.059 R)
• M6: 2,981,186 km (0.097 R)
• M7: 3,451,672 km (0.115 R)
• M8: 4,471,929 km (0.083 R)
• M9: 5,071,069 km (0.114 R)
• M10: 6,540,868 km (0.091 R)
• M11: 7,963,095 km (0.101 R)
• M12: 9,066,080 km (0.054 R)
• M13: 9,935,393 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.5

Radius: 9.5

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.87 AU - 7.07 AU

Year: 9275 Days

Day: 7.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,558,972 km

• M1: 118,182 km (0.051 R)
• M2: 506,987 km (0.077 R)
• M3: 813,214 km (0.086 R)
• M4: 1,325,886 km (0.094 R)
• M5: 1,864,737 km (0.049 R)
• M6: 2,579,965 km (0.106 R)
• M7: 3,062,119 km (0.069 R)
• M8: 3,580,475 km (0.057 R)
• M9: 5,371,910 km (0.058 R)
• M10: 5,996,780 km (0.108 R)
• M11: 6,809,545 km (0.085 R)
• M12: 8,124,361 km (0.059 R)
• M13: 9,205,355 km (0.096 R)
• M14: 9,512,031 km (0.097 R)
• M15: 12,270,915 km (0.103 R)
• M16: 12,967,742 km (0.051 R)
• M17: 15,156,359 km (0.052 R)
• M18: 18,121,688 km (0.099 R)
• M19: 20,325,414 km (0.092 R)
• M20: 25,172,385 km (0.059 R)
• M21: 29,774,763 km (0.058 R)
• M22: 35,441,830 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519.6

Radius: 5

Gravity: 20.78 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.94 AU - 8.06 AU

Year: 10537 Days

Day: 17.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,558,972 km

• M1: 64,626 km (0.109 R)
• M2: 434,731 km (0.065 R)
• M3: 633,996 km (0.098 R)
• M4: 1,142,030 km (0.073 R)
• M5: 1,475,035 km (0.104 R)
• M6: 2,000,273 km (0.104 R)
• M7: 2,785,064 km (0.106 R)
• M8: 3,177,608 km (0.116 R)
• M9: 3,681,304 km (0.079 R)
• M10: 4,665,958 km (0.102 R)
• M11: 6,200,533 km (0.102 R)
• M12: 7,831,598 km (0.064 R)
• M13: 9,111,857 km (0.112 R)
• M14: 9,393,101 km (0.095 R)
• M15: 9,874,806 km (0.083 R)
• M16: 10,221,723 km (0.088 R)
• M17: 10,731,403 km (0.059 R)
• M18: 10,939,793 km (0.11 R)
• M19: 12,079,280 km (0.112 R)
• M20: 14,654,907 km (0.106 R)
• M21: 15,633,277 km (0.112 R)
• M22: 16,723,995 km (0.057 R)
• M23: 20,140,960 km (0.059 R)
• M24: 20,779,294 km (0.082 R)
• M25: 22,095,905 km (0.106 R)
• M26: 22,946,668 km (0.082 R)
• M27: 23,467,268 km (0.065 R)
• M28: 24,894,432 km (0.036 R)
• M29: 26,758,422 km (0.12 R)
• M30: 29,216,763 km (0.096 R)
• M31: 30,761,661 km (0.066 R)
• M32: 32,468,871 km (0.099 R)
• M33: 42,346,669 km (0.112 R)
• M34: 43,129,665 km (0.104 R)
• M35: 44,188,668 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.7

Radius: 6.6

Gravity: 20.47 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 7.42 AU - 8.52 AU

Year: 14306 Days

Day: 15.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 77,558,972 km

• M1: 82,129 km (0.081 R)
• M2: 976,724 km (0.063 R)
• M3: 1,195,586 km (0.08 R)
• M4: 1,432,400 km (0.049 R)
• M5: 1,928,317 km (0.114 R)
• M6: 2,256,833 km (0.047 R)
• M7: 2,577,123 km (0.072 R)
• M8: 3,416,666 km (0.094 R)
• M9: 4,079,833 km (0.102 R)
• M10: 4,556,452 km (0.106 R)
• M11: 5,774,179 km (0.071 R)
• M12: 6,210,855 km (0.041 R)
• M13: 6,972,458 km (0.047 R)
• M14: 7,606,753 km (0.087 R)
• M15: 12,699,064 km (0.115 R)
• M16: 16,995,066 km (0.046 R)
• M17: 17,973,735 km (0.102 R)
• M18: 18,989,505 km (0.111 R)
• M19: 20,493,113 km (0.105 R)
• M20: 40,839,770 km (0.083 R)
• M21: 48,787,007 km (0.087 R)
• M22: 52,779,176 km (0.11 R)
• M23: 53,810,055 km (0.048 R)
• M24: 58,250,718 km (0.044 R)
• M25: 59,907,365 km (0.088 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 42

Radius: 7

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 8.83 AU - 11.45 AU

Year: 20530 Days

Day: 17.6 Hours

Environment

Temp: -231 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 77,558,972 km

• M1: 1,181,075 km (0.044 R)
• M2: 1,414,897 km (0.049 R)
• M3: 2,124,439 km (0.064 R)
• M4: 3,268,115 km (0.085 R)
• M5: 4,775,164 km (0.079 R)
• M6: 7,342,862 km (0.047 R)
• M7: 12,027,968 km (0.117 R)
• M8: 12,675,577 km (0.036 R)
• M9: 13,033,714 km (0.056 R)
• M10: 16,326,364 km (0.064 R)
• M11: 26,938,238 km (0.029 R)
• M12: 28,304,665 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 643.7

Radius: 3.9

Gravity: 42.32 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 9.68 AU - 11.06 AU

Year: 21233 Days

Day: 23.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,558,972 km

• M1: 48,619 km (0.069 R)
• M2: 175,927 km (0.084 R)
• M3: 659,278 km (0.112 R)
• M4: 955,182 km (0.082 R)
• M5: 1,133,503 km (0.11 R)
• M6: 1,274,125 km (0.093 R)
• M7: 1,574,069 km (0.096 R)
• M8: 1,842,747 km (0.115 R)
• M9: 2,357,662 km (0.114 R)
• M10: 2,783,717 km (0.101 R)
• M11: 3,121,958 km (0.119 R)
• M12: 3,634,779 km (0.1 R)
• M13: 4,681,815 km (0.053 R)
• M14: 5,083,934 km (0.109 R)
• M15: 5,235,776 km (0.103 R)
• M16: 6,083,098 km (0.07 R)
• M17: 7,543,921 km (0.055 R)
• M18: 8,044,625 km (0.091 R)
• M19: 8,620,577 km (0.049 R)
• M20: 9,449,499 km (0.102 R)
• M21: 9,854,012 km (0.034 R)
• M22: 11,393,224 km (0.12 R)
• M23: 14,861,052 km (0.057 R)
• M24: 17,212,881 km (0.092 R)
• M25: 18,972,002 km (0.041 R)
• M26: 19,337,619 km (0.102 R)
• M27: 19,614,974 km (0.077 R)
• M28: 25,956,727 km (0.09 R)
• M29: 26,748,698 km (0.12 R)
• M30: 30,574,663 km (0.113 R)
• M31: 33,142,211 km (0.047 R)
• M32: 45,011,905 km (0.056 R)
• M33: 59,231,781 km (0.102 R)
• M34: 64,839,308 km (0.107 R)
• M35: 69,918,604 km (0.119 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: 470 - 19,059 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit