🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.47 AU - 0.59 AU

Year: 249 Days

Day: 20.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 110.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.52 AU - 0.66 AU

Year: 293 Days

Day: 37.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 115.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.5

Radius: 12.9

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.05 AU - 1.51 AU

Year: 935 Days

Day: 11.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 83,519,930 km

• M1: 160,519 km (0.106 R)
• M2: 693,685 km (0.037 R)
• M3: 1,166,415 km (0.105 R)
• M4: 1,754,633 km (0.083 R)
• M5: 2,358,560 km (0.082 R)
• M6: 2,785,363 km (0.09 R)
• M7: 3,732,168 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.7

Radius: 8.1

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.26 AU - 1.6 AU

Year: 1104 Days

Day: 6.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,519,930 km

• M1: 101,577 km (0.092 R)
• M2: 413,040 km (0.113 R)
• M3: 665,112 km (0.111 R)
• M4: 992,432 km (0.099 R)
• M5: 1,295,667 km (0.069 R)
• M6: 1,947,166 km (0.093 R)
• M7: 3,260,785 km (0.105 R)
• M8: 3,631,189 km (0.097 R)
• M9: 3,912,732 km (0.101 R)
• M10: 4,362,573 km (0.093 R)
• M11: 4,879,883 km (0.116 R)
• M12: 5,546,640 km (0.093 R)
• M13: 6,392,915 km (0.086 R)
• M14: 6,953,309 km (0.072 R)
• M15: 7,366,947 km (0.079 R)
• M16: 7,682,150 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664

Radius: 10.1

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.22 AU - 3.28 AU

Year: 3783 Days

Day: 7.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,519,930 km

• M1: 125,662 km (0.054 R)
• M2: 579,841 km (0.105 R)
• M3: 1,045,540 km (0.094 R)
• M4: 1,534,425 km (0.109 R)
• M5: 2,007,454 km (0.079 R)
• M6: 2,375,315 km (0.12 R)
• M7: 2,788,205 km (0.057 R)
• M8: 3,596,931 km (0.105 R)
• M9: 6,968,269 km (0.101 R)
• M10: 7,418,558 km (0.109 R)
• M11: 8,702,856 km (0.06 R)
• M12: 9,225,551 km (0.047 R)
• M13: 10,048,788 km (0.106 R)
• M14: 14,241,717 km (0.055 R)
• M15: 15,719,146 km (0.118 R)
• M16: 17,529,729 km (0.112 R)
• M17: 18,183,023 km (0.11 R)
• M18: 22,173,247 km (0.1 R)
• M19: 23,007,704 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.1

Radius: 14.2

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.64 AU - 3.76 AU

Year: 4595 Days

Day: 7.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,519,930 km

• M1: 199,115 km (0.116 R)
• M2: 1,057,956 km (0.103 R)
• M3: 2,972,510 km (0.117 R)
• M4: 3,985,437 km (0.088 R)
• M5: 4,549,122 km (0.036 R)
• M6: 7,490,365 km (0.109 R)
• M7: 8,281,888 km (0.085 R)
• M8: 10,527,202 km (0.096 R)
• M9: 11,212,211 km (0.084 R)
• M10: 11,655,320 km (0.052 R)
• M11: 13,596,352 km (0.066 R)
• M12: 19,410,324 km (0.116 R)
• M13: 21,238,858 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.2

Radius: 12.5

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.9 AU - 4.74 AU

Year: 4821 Days

Day: 5.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,519,930 km

• M1: 155,582 km (0.035 R)
• M2: 780,751 km (0.119 R)
• M3: 1,433,447 km (0.117 R)
• M4: 1,915,451 km (0.101 R)
• M5: 2,675,259 km (0.036 R)
• M6: 3,073,339 km (0.029 R)
• M7: 3,511,212 km (0.086 R)
• M8: 5,593,315 km (0.1 R)
• M9: 6,053,777 km (0.093 R)
• M10: 6,452,007 km (0.084 R)
• M11: 7,238,143 km (0.105 R)
• M12: 8,571,360 km (0.036 R)
• M13: 12,385,357 km (0.057 R)
• M14: 12,936,326 km (0.072 R)
• M15: 14,385,630 km (0.116 R)
• M16: 16,869,853 km (0.071 R)
• M17: 17,262,846 km (0.098 R)
• M18: 17,661,973 km (0.085 R)
• M19: 21,668,952 km (0.055 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.8

Radius: 7.8

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 6.64 AU - 7.74 AU

Year: 12448 Days

Day: 18.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 134.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,519,930 km

• M1: 96,939 km (0.094 R)
• M2: 408,253 km (0.057 R)
• M3: 733,478 km (0.092 R)
• M4: 1,102,088 km (0.111 R)
• M5: 1,821,055 km (0.046 R)
• M6: 4,465,796 km (0.055 R)
• M7: 7,109,190 km (0.067 R)
• M8: 9,410,454 km (0.095 R)
• M9: 10,488,008 km (0.068 R)
• M10: 14,343,593 km (0.091 R)
• M11: 15,146,036 km (0.119 R)
• M12: 15,837,328 km (0.091 R)
• M13: 17,581,939 km (0.071 R)
• M14: 28,987,131 km (0.054 R)
• M15: 29,944,108 km (0.074 R)
• M16: 33,056,193 km (0.097 R)
• M17: 33,983,400 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 589.5

Radius: 5.8

Gravity: 17.52 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 7.73 AU - 8.61 AU

Year: 15078 Days

Day: 19.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 83,519,930 km

• M1: 72,106 km (0.101 R)
• M2: 274,213 km (0.07 R)
• M3: 701,016 km (0.062 R)
• M4: 985,401 km (0.112 R)
• M5: 1,263,803 km (0.102 R)
• M6: 1,502,561 km (0.115 R)
• M7: 1,908,270 km (0.047 R)
• M8: 2,343,451 km (0.092 R)
• M9: 2,865,846 km (0.095 R)
• M10: 3,129,887 km (0.105 R)
• M11: 3,542,777 km (0.054 R)
• M12: 4,109,154 km (0.065 R)
• M13: 5,138,088 km (0.107 R)
• M14: 5,862,591 km (0.11 R)
• M15: 7,556,936 km (0.081 R)
• M16: 8,394,834 km (0.064 R)
• M17: 8,886,114 km (0.076 R)
• M18: 9,241,408 km (0.112 R)
• M19: 9,658,936 km (0.094 R)
• M20: 10,929,471 km (0.052 R)
• M21: 13,797,561 km (0.045 R)
• M22: 14,274,030 km (0.079 R)
• M23: 15,044,609 km (0.106 R)
• M24: 15,259,581 km (0.075 R)
• M25: 15,842,714 km (0.095 R)
• M26: 18,900,045 km (0.104 R)
• M27: 20,522,733 km (0.073 R)
• M28: 21,594,153 km (0.094 R)
• M29: 22,421,878 km (0.091 R)
• M30: 25,333,502 km (0.112 R)
• M31: 25,739,959 km (0.12 R)
• M32: 27,944,882 km (0.059 R)
• M33: 28,269,809 km (0.074 R)
• M34: 28,706,934 km (0.097 R)
• M35: 29,148,547 km (0.076 R)
• M36: 32,249,112 km (0.102 R)
• M37: 34,063,136 km (0.098 R)
• M38: 34,682,770 km (0.091 R)
• M39: 34,932,599 km (0.076 R)
• M40: 36,072,086 km (0.082 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 804.8

Radius: 4.2

Gravity: 45.62 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 8.33 AU - 12.19 AU

Year: 21220 Days

Day: 18.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 83,519,930 km

• M1: 56,099 km (0.043 R)
• M2: 286,181 km (0.062 R)
• M3: 847,472 km (0.118 R)
• M4: 1,294,770 km (0.1 R)
• M5: 1,587,981 km (0.113 R)
• M6: 2,305,902 km (0.088 R)
• M7: 2,838,919 km (0.052 R)
• M8: 3,106,699 km (0.119 R)
• M9: 3,246,723 km (0.101 R)
• M10: 4,280,145 km (0.113 R)
• M11: 4,560,341 km (0.109 R)
• M12: 4,852,656 km (0.066 R)
• M13: 5,474,684 km (0.083 R)
• M14: 7,407,488 km (0.113 R)
• M15: 8,662,913 km (0.095 R)
• M16: 10,299,065 km (0.05 R)
• M17: 11,124,247 km (0.061 R)
• M18: 12,268,821 km (0.096 R)
• M19: 14,553,928 km (0.099 R)
• M20: 15,186,727 km (0.11 R)
• M21: 16,848,460 km (0.049 R)
• M22: 18,719,630 km (0.103 R)
• M23: 19,562,315 km (0.033 R)
• M24: 20,823,874 km (0.103 R)
• M25: 21,022,690 km (0.066 R)
• M26: 24,598,378 km (0.076 R)
• M27: 25,608,612 km (0.036 R)
• M28: 27,353,073 km (0.066 R)
• M29: 32,389,285 km (0.085 R)
• M30: 36,548,106 km (0.116 R)
• M31: 40,274,440 km (0.114 R)
• M32: 44,905,092 km (0.056 R)
• M33: 46,580,588 km (0.113 R)
• M34: 47,605,633 km (0.052 R)
• M35: 50,950,791 km (0.093 R)
• M36: 53,327,751 km (0.062 R)
• M37: 59,092,954 km (0.03 R)
• M38: 64,624,635 km (0.095 R)
• M39: 79,093,292 km (0.109 R)
• M40: 82,274,191 km (0.03 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 11,357 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit