🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.57 AU - 0.57 AU

Year: 282 Days

Day: 21.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,343,940 km

• M1: 46,824 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 933.7

Radius: 10.7

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.67 AU - 1.01 AU

Year: 505 Days

Day: 12.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,343,940 km

• M1: 133,441 km (0.07 R)
• M2: 515,065 km (0.104 R)
• M3: 1,170,454 km (0.08 R)
• M4: 1,509,592 km (0.118 R)
• M5: 1,932,505 km (0.096 R)
• M6: 2,641,450 km (0.081 R)
• M7: 3,225,330 km (0.096 R)
• M8: 3,755,505 km (0.05 R)
• M9: 4,179,615 km (0.052 R)
• M10: 4,957,823 km (0.108 R)
• M11: 5,364,430 km (0.12 R)
• M12: 6,187,069 km (0.104 R)
• M13: 6,639,004 km (0.038 R)
• M14: 7,007,912 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.2

Radius: 12.1

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.78 AU - 1.02 AU

Year: 560 Days

Day: 8.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,343,940 km

• M1: 150,495 km (0.08 R)
• M2: 568,023 km (0.076 R)
• M3: 968,347 km (0.116 R)
• M4: 1,412,353 km (0.086 R)
• M5: 1,871,769 km (0.06 R)
• M6: 2,668,527 km (0.112 R)
• M7: 3,285,319 km (0.106 R)
• M8: 3,808,911 km (0.092 R)
• M9: 6,149,370 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.7

Radius: 14.2

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.95 AU - 1.55 AU

Year: 917 Days

Day: 10.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,343,940 km

• M1: 176,525 km (0.096 R)
• M2: 621,579 km (0.086 R)
• M3: 1,067,082 km (0.117 R)
• M4: 1,731,296 km (0.082 R)
• M5: 2,799,575 km (0.065 R)
• M6: 3,510,164 km (0.095 R)
• M7: 3,973,319 km (0.108 R)
• M8: 6,386,483 km (0.087 R)
• M9: 7,226,924 km (0.086 R)
• M10: 7,776,097 km (0.118 R)
• M11: 8,326,169 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.9

Radius: 11.5

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.12 AU - 1.78 AU

Year: 1145 Days

Day: 11.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,343,940 km

• M1: 143,016 km (0.119 R)
• M2: 623,973 km (0.111 R)
• M3: 1,415,046 km (0.09 R)
• M4: 2,271,793 km (0.093 R)
• M5: 2,866,445 km (0.108 R)
• M6: 3,375,078 km (0.118 R)
• M7: 3,803,227 km (0.076 R)
• M8: 4,184,851 km (0.098 R)
• M9: 4,697,972 km (0.115 R)
• M10: 5,157,536 km (0.077 R)
• M11: 5,566,537 km (0.099 R)
• M12: 6,209,957 km (0.113 R)
• M13: 7,184,139 km (0.079 R)
• M14: 7,846,109 km (0.059 R)
• M15: 8,283,533 km (0.091 R)
• M16: 9,179,176 km (0.089 R)
• M17: 9,870,318 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.6

Radius: 13.7

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.9 AU - 3 AU

Year: 2516 Days

Day: 13.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,343,940 km

• M1: 185,202 km (0.086 R)
• M2: 667,356 km (0.111 R)
• M3: 1,109,717 km (0.112 R)
• M4: 1,579,305 km (0.095 R)
• M5: 2,112,172 km (0.067 R)
• M6: 2,925,835 km (0.069 R)
• M7: 5,873,063 km (0.106 R)
• M8: 7,368,742 km (0.116 R)
• M9: 7,801,679 km (0.094 R)
• M10: 9,402,974 km (0.101 R)
• M11: 10,263,760 km (0.113 R)
• M12: 12,023,630 km (0.069 R)
• M13: 13,587,376 km (0.11 R)
• M14: 15,610,388 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.5

Radius: 9.2

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.14 AU - 3.38 AU

Year: 3008 Days

Day: 5.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,343,940 km

• M1: 114,592 km (0.074 R)
• M2: 467,194 km (0.092 R)
• M3: 763,248 km (0.094 R)
• M4: 1,147,565 km (0.101 R)
• M5: 1,626,578 km (0.1 R)
• M6: 1,932,057 km (0.078 R)
• M7: 2,708,320 km (0.067 R)
• M8: 3,106,699 km (0.079 R)
• M9: 3,659,613 km (0.097 R)
• M10: 4,633,196 km (0.086 R)
• M11: 5,797,217 km (0.055 R)
• M12: 6,962,734 km (0.09 R)
• M13: 7,616,925 km (0.092 R)
• M14: 8,692,085 km (0.062 R)
• M15: 10,135,256 km (0.069 R)
• M16: 11,948,232 km (0.101 R)
• M17: 14,357,805 km (0.1 R)
• M18: 16,204,591 km (0.087 R)
• M19: 17,633,251 km (0.05 R)
• M20: 18,729,055 km (0.113 R)
• M21: 19,686,481 km (0.111 R)
• M22: 20,613,390 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.9

Radius: 10.8

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.49 AU - 3.07 AU

Year: 3041 Days

Day: 11.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,343,940 km

• M1: 137,331 km (0.102 R)
• M2: 513,270 km (0.087 R)
• M3: 851,810 km (0.086 R)
• M4: 2,493,797 km (0.115 R)
• M5: 4,468,788 km (0.057 R)
• M6: 5,610,967 km (0.117 R)
• M7: 6,215,642 km (0.071 R)
• M8: 7,038,430 km (0.084 R)
• M9: 9,474,033 km (0.079 R)
• M10: 12,610,353 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 840.7

Radius: 6.3

Gravity: 21.18 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 5.57 AU - 7.69 AU

Year: 11199 Days

Day: 16.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 55,343,940 km

• M1: 78,389 km (0.109 R)
• M2: 284,086 km (0.105 R)
• M3: 568,472 km (0.113 R)
• M4: 1,060,948 km (0.119 R)
• M5: 1,993,092 km (0.11 R)
• M6: 2,367,536 km (0.098 R)
• M7: 2,700,092 km (0.089 R)
• M8: 3,306,412 km (0.115 R)
• M9: 4,028,371 km (0.065 R)
• M10: 4,883,024 km (0.077 R)
• M11: 5,181,921 km (0.086 R)
• M12: 5,743,212 km (0.11 R)
• M13: 6,038,817 km (0.119 R)
• M14: 6,266,954 km (0.079 R)
• M15: 7,984,338 km (0.055 R)
• M16: 9,173,192 km (0.118 R)
• M17: 10,367,132 km (0.119 R)
• M18: 12,996,465 km (0.079 R)
• M19: 14,770,546 km (0.052 R)
• M20: 16,039,285 km (0.101 R)
• M21: 17,150,797 km (0.102 R)
• M22: 17,532,422 km (0.088 R)
• M23: 18,872,370 km (0.117 R)
• M24: 22,930,362 km (0.106 R)
• M25: 27,017,226 km (0.116 R)
• M26: 30,773,479 km (0.096 R)
• M27: 34,138,234 km (0.09 R)
• M28: 34,985,706 km (0.102 R)
• M29: 35,476,237 km (0.112 R)
• M30: 41,042,176 km (0.105 R)
• M31: 45,688,686 km (0.097 R)
• M32: 50,830,365 km (0.1 R)
• M33: 51,776,122 km (0.052 R)
• M34: 54,191,529 km (0.076 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 15,154 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit