🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.78 AU - 1.02 AU

Year: 310 Days

Day: 33.4 Hours

Environment

Temp: 114 °C

Axial Tilt: 7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.22 AU - 1.38 AU

Year: 539 Days

Day: 40.1 Hours

Environment

Temp: -6 °C

Axial Tilt: 36.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 73,352,927 km

• M1: 229,184 km (0.094 R)
• M2: 367,562 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.04 AU - 1.7 AU

Year: 583 Days

Day: 20.9 Hours

Environment

Temp: -3 °C

Axial Tilt: 19.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.37 AU - 1.85 AU

Year: 742 Days

Day: 46.2 Hours

Environment

Temp: -49 °C

Axial Tilt: 6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.2

Radius: 11.8

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.11 AU - 8.47 AU

Year: 6430 Days

Day: 12.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,352,927 km

• M1: 189,989 km (0.077 R)
• M2: 499,208 km (0.111 R)
• M3: 1,076,207 km (0.086 R)
• M4: 1,370,466 km (0.107 R)
• M5: 1,887,327 km (0.098 R)
• M6: 2,495,143 km (0.11 R)
• M7: 4,245,887 km (0.107 R)
• M8: 4,732,080 km (0.105 R)
• M9: 5,019,009 km (0.109 R)
• M10: 10,012,436 km (0.102 R)
• M11: 11,878,370 km (0.117 R)
• M12: 12,512,366 km (0.085 R)
• M13: 13,053,461 km (0.077 R)
• M14: 13,943,270 km (0.108 R)
• M15: 15,019,028 km (0.101 R)
• M16: 15,852,288 km (0.116 R)
• M17: 17,123,720 km (0.112 R)
• M18: 17,970,295 km (0.095 R)
• M19: 18,314,819 km (0.105 R)
• M20: 18,749,849 km (0.099 R)
• M21: 21,422,116 km (0.091 R)
• M22: 22,130,013 km (0.032 R)
• M23: 23,043,458 km (0.108 R)
• M24: 24,825,019 km (0.071 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.2

Radius: 9.9

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 7.61 AU - 7.71 AU

Year: 7705 Days

Day: 7 Hours

Environment

Temp: -156 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,352,927 km

• M1: 185,053 km (0.101 R)
• M2: 1,075,459 km (0.11 R)
• M3: 1,497,624 km (0.06 R)
• M4: 2,051,136 km (0.039 R)
• M5: 3,067,804 km (0.116 R)
• M6: 4,272,216 km (0.084 R)
• M7: 4,823,035 km (0.116 R)
• M8: 5,529,287 km (0.04 R)
• M9: 5,932,453 km (0.077 R)
• M10: 7,264,024 km (0.095 R)
• M11: 8,579,737 km (0.066 R)
• M12: 11,412,373 km (0.109 R)
• M13: 12,218,556 km (0.082 R)
• M14: 12,493,367 km (0.107 R)
• M15: 12,864,669 km (0.04 R)
• M16: 13,575,708 km (0.032 R)
• M17: 15,309,846 km (0.102 R)
• M18: 16,612,844 km (0.092 R)
• M19: 16,879,876 km (0.077 R)
• M20: 17,474,976 km (0.111 R)
• M21: 18,865,937 km (0.11 R)
• M22: 20,784,081 km (0.074 R)
• M23: 21,930,749 km (0.098 R)
• M24: 22,920,488 km (0.084 R)
• M25: 23,297,325 km (0.098 R)
• M26: 26,895,304 km (0.094 R)
• M27: 30,608,024 km (0.039 R)
• M28: 31,189,361 km (0.037 R)
• M29: 33,041,532 km (0.091 R)
• M30: 33,267,425 km (0.111 R)
• M31: 34,485,002 km (0.104 R)
• M32: 36,431,420 km (0.087 R)
• M33: 37,145,301 km (0.059 R)
• M34: 37,625,061 km (0.11 R)
• M35: 41,153,776 km (0.094 R)
• M36: 41,997,059 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.2

Radius: 14.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.18 AU - 9.2 AU

Year: 8518 Days

Day: 6.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,352,927 km

• M1: 253,718 km (0.094 R)
• M2: 682,316 km (0.056 R)
• M3: 1,134,700 km (0.12 R)
• M4: 2,013,139 km (0.046 R)
• M5: 3,229,968 km (0.117 R)
• M6: 4,075,345 km (0.062 R)
• M7: 4,408,350 km (0.078 R)
• M8: 4,910,999 km (0.096 R)
• M9: 6,329,336 km (0.117 R)
• M10: 7,013,447 km (0.106 R)
• M11: 8,911,844 km (0.06 R)
• M12: 10,604,694 km (0.102 R)
• M13: 11,179,449 km (0.089 R)
• M14: 13,784,546 km (0.101 R)
• M15: 17,948,753 km (0.098 R)
• M16: 19,916,563 km (0.069 R)
• M17: 24,161,851 km (0.099 R)
• M18: 24,926,745 km (0.039 R)
• M19: 25,860,535 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 50.6

Radius: 6.1

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 11.5 AU - 14.7 AU

Year: 17232 Days

Day: 17.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,352,927 km

• M1: 101,876 km (0.08 R)
• M2: 724,502 km (0.092 R)
• M3: 1,020,407 km (0.117 R)
• M4: 1,383,930 km (0.094 R)
• M5: 1,681,630 km (0.07 R)
• M6: 1,834,818 km (0.095 R)
• M7: 1,965,417 km (0.045 R)
• M8: 4,349,408 km (0.08 R)
• M9: 5,481,416 km (0.12 R)
• M10: 8,702,557 km (0.071 R)
• M11: 9,117,541 km (0.101 R)
• M12: 10,386,131 km (0.081 R)
• M13: 11,555,538 km (0.119 R)
• M14: 13,057,052 km (0.09 R)
• M15: 16,207,284 km (0.092 R)
• M16: 16,772,913 km (0.096 R)
• M17: 17,170,096 km (0.099 R)
• M18: 18,945,673 km (0.076 R)
• M19: 21,399,826 km (0.115 R)
• M20: 22,150,059 km (0.111 R)
• M21: 26,206,106 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.5

Radius: 5.7

Gravity: 22.79 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 10.4 AU - 16.78 AU

Year: 18208 Days

Day: 20.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 73,352,927 km

• M1: 165,904 km (0.068 R)
• M2: 1,466,508 km (0.04 R)
• M3: 1,676,095 km (0.069 R)
• M4: 1,854,266 km (0.094 R)
• M5: 2,716,398 km (0.07 R)
• M6: 2,886,042 km (0.066 R)
• M7: 3,333,489 km (0.108 R)
• M8: 3,981,248 km (0.084 R)
• M9: 6,023,259 km (0.114 R)
• M10: 6,149,220 km (0.114 R)
• M11: 7,067,901 km (0.115 R)
• M12: 8,051,357 km (0.071 R)
• M13: 9,202,513 km (0.08 R)
• M14: 9,833,816 km (0.089 R)
• M15: 10,764,464 km (0.062 R)
• M16: 11,913,526 km (0.088 R)
• M17: 15,848,249 km (0.029 R)
• M18: 16,955,123 km (0.117 R)
• M19: 18,833,774 km (0.071 R)
• M20: 20,346,208 km (0.066 R)
• M21: 23,052,134 km (0.093 R)
• M22: 27,607,988 km (0.1 R)
• M23: 33,163,903 km (0.065 R)
• M24: 33,757,508 km (0.109 R)
• M25: 35,162,980 km (0.089 R)
• M26: 35,468,010 km (0.093 R)
• M27: 36,390,580 km (0.044 R)
• M28: 37,639,423 km (0.094 R)
• M29: 41,072,544 km (0.056 R)
• M30: 41,843,422 km (0.083 R)
• M31: 41,954,274 km (0.08 R)
• M32: 44,541,420 km (0.096 R)
• M33: 45,690,481 km (0.098 R)
• M34: 50,798,500 km (0.088 R)
• M35: 53,516,693 km (0.069 R)
• M36: 54,144,257 km (0.117 R)
• M37: 55,029,128 km (0.07 R)
• M38: 58,378,774 km (0.113 R)
• M39: 62,096,879 km (0.098 R)
• M40: 62,366,754 km (0.071 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 312 - 13,063 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit