🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.46 AU - 0.54 AU

Year: 225 Days

Day: 32.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.41 AU - 0.65 AU

Year: 245 Days

Day: 46.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328

Radius: 9.2

Gravity: 3.88 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 0.7 AU - 0.84 AU

Year: 430 Days

Day: 11.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,392,505 km

• M1: 114,592 km (0.118 R)
• M2: 444,306 km (0.107 R)
• M3: 828,623 km (0.115 R)
• M4: 1,173,147 km (0.099 R)
• M5: 1,802,505 km (0.07 R)
• M6: 2,259,377 km (0.052 R)
• M7: 2,651,473 km (0.105 R)
• M8: 3,450,176 km (0.091 R)
• M9: 3,757,300 km (0.104 R)
• M10: 4,506,337 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.3

Radius: 14.7

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.87 AU - 1.37 AU

Year: 754 Days

Day: 6.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,392,505 km

• M1: 182,809 km (0.102 R)
• M2: 728,990 km (0.074 R)
• M3: 1,316,162 km (0.091 R)
• M4: 1,779,467 km (0.116 R)
• M5: 2,535,235 km (0.069 R)
• M6: 3,124,501 km (0.066 R)
• M7: 3,818,785 km (0.114 R)
• M8: 4,582,931 km (0.116 R)
• M9: 5,052,219 km (0.097 R)
• M10: 5,900,439 km (0.096 R)
• M11: 6,359,106 km (0.11 R)
• M12: 7,071,192 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.5

Radius: 13.6

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.39 AU - 2.27 AU

Year: 1574 Days

Day: 14.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 75,392,505 km

• M1: 169,195 km (0.093 R)
• M2: 672,442 km (0.107 R)
• M3: 1,290,581 km (0.086 R)
• M4: 2,199,238 km (0.088 R)
• M5: 3,722,145 km (0.104 R)
• M6: 4,179,914 km (0.046 R)
• M7: 4,725,498 km (0.111 R)
• M8: 5,651,957 km (0.09 R)
• M9: 6,119,002 km (0.069 R)
• M10: 6,590,684 km (0.058 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 66.8

Radius: 5

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 5.64 AU - 7.08 AU

Year: 10198 Days

Day: 24.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 75,392,505 km

• M1: 62,233 km (0.108 R)
• M2: 265,686 km (0.034 R)
• M3: 551,567 km (0.095 R)
• M4: 739,163 km (0.093 R)
• M5: 2,066,545 km (0.099 R)
• M6: 3,475,607 km (0.088 R)
• M7: 3,791,109 km (0.073 R)
• M8: 4,212,078 km (0.07 R)
• M9: 5,851,072 km (0.089 R)
• M10: 7,133,275 km (0.098 R)
• M11: 11,304,812 km (0.111 R)
• M12: 16,096,731 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917.9

Radius: 3.1

Gravity: 95.52 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 5.69 AU - 8.45 AU

Year: 11953 Days

Day: 17.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 75,392,505 km

• M1: 38,596 km (0.102 R)
• M2: 357,389 km (0.101 R)
• M3: 486,343 km (0.119 R)
• M4: 716,125 km (0.091 R)
• M5: 820,395 km (0.09 R)
• M6: 990,338 km (0.117 R)
• M7: 1,316,461 km (0.112 R)
• M8: 1,660,536 km (0.054 R)
• M9: 1,776,475 km (0.064 R)
• M10: 2,836,824 km (0.062 R)
• M11: 3,002,728 km (0.077 R)
• M12: 3,593,939 km (0.113 R)
• M13: 4,445,151 km (0.036 R)
• M14: 6,372,869 km (0.061 R)
• M15: 6,534,585 km (0.07 R)
• M16: 6,866,243 km (0.051 R)
• M17: 7,653,277 km (0.06 R)
• M18: 9,095,551 km (0.108 R)
• M19: 11,053,637 km (0.098 R)
• M20: 11,523,973 km (0.075 R)
• M21: 11,643,501 km (0.065 R)
• M22: 12,630,698 km (0.062 R)
• M23: 14,009,242 km (0.116 R)
• M24: 15,124,494 km (0.118 R)
• M25: 16,752,718 km (0.098 R)
• M26: 17,688,303 km (0.081 R)
• M27: 18,331,125 km (0.114 R)
• M28: 19,072,532 km (0.077 R)
• M29: 22,704,618 km (0.112 R)
• M30: 23,272,043 km (0.073 R)
• M31: 24,238,595 km (0.064 R)
• M32: 24,336,731 km (0.099 R)
• M33: 24,632,636 km (0.12 R)
• M34: 28,591,295 km (0.1 R)
• M35: 33,558,393 km (0.076 R)
• M36: 34,170,846 km (0.072 R)
• M37: 36,954,115 km (0.075 R)
• M38: 38,267,734 km (0.074 R)
• M39: 47,266,046 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709.2

Radius: 3.8

Gravity: 49.11 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 5.96 AU - 8.5 AU

Year: 12361 Days

Day: 19.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 75,392,505 km

• M1: 47,572 km (0.085 R)
• M2: 406,308 km (0.092 R)
• M3: 744,100 km (0.047 R)
• M4: 940,223 km (0.088 R)
• M5: 1,479,822 km (0.07 R)
• M6: 1,677,740 km (0.053 R)
• M7: 1,893,011 km (0.081 R)
• M8: 3,157,861 km (0.076 R)
• M9: 3,408,587 km (0.079 R)
• M10: 3,672,478 km (0.073 R)
• M11: 4,391,745 km (0.107 R)
• M12: 4,964,555 km (0.118 R)
• M13: 5,166,213 km (0.061 R)
• M14: 5,767,148 km (0.111 R)
• M15: 6,693,009 km (0.097 R)
• M16: 7,669,284 km (0.032 R)
• M17: 7,938,860 km (0.083 R)
• M18: 8,449,288 km (0.079 R)
• M19: 9,030,775 km (0.104 R)
• M20: 9,899,639 km (0.096 R)
• M21: 13,540,552 km (0.098 R)
• M22: 14,470,752 km (0.091 R)
• M23: 16,981,303 km (0.076 R)
• M24: 19,517,436 km (0.07 R)
• M25: 20,273,803 km (0.111 R)
• M26: 23,307,498 km (0.045 R)
• M27: 30,144,420 km (0.093 R)
• M28: 31,954,255 km (0.025 R)
• M29: 32,534,395 km (0.115 R)
• M30: 32,768,366 km (0.105 R)
• M31: 33,358,380 km (0.048 R)
• M32: 33,715,620 km (0.109 R)
• M33: 35,913,362 km (0.076 R)
• M34: 38,726,850 km (0.113 R)
• M35: 40,052,885 km (0.038 R)
• M36: 43,783,856 km (0.08 R)
• M37: 48,345,544 km (0.111 R)
• M38: 50,193,078 km (0.112 R)
• M39: 53,701,447 km (0.104 R)
• M40: 55,682,422 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838.5

Radius: 7.4

Gravity: 15.31 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 8.44 AU - 10.02 AU

Year: 17829 Days

Day: 19.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,392,505 km

• M1: 109,954 km (0.115 R)
• M2: 676,482 km (0.108 R)
• M3: 927,058 km (0.08 R)
• M4: 1,282,802 km (0.111 R)
• M5: 1,745,059 km (0.07 R)
• M6: 2,005,509 km (0.082 R)
• M7: 2,513,543 km (0.11 R)
• M8: 3,211,118 km (0.11 R)
• M9: 3,999,798 km (0.09 R)
• M10: 4,768,133 km (0.045 R)
• M11: 5,206,305 km (0.051 R)
• M12: 9,847,579 km (0.062 R)
• M13: 12,895,486 km (0.029 R)
• M14: 25,589,464 km (0.08 R)
• M15: 29,145,106 km (0.088 R)
• M16: 36,239,935 km (0.106 R)
• M17: 38,213,729 km (0.066 R)
• M18: 41,610,349 km (0.104 R)
• M19: 41,914,780 km (0.092 R)
• M20: 44,246,413 km (0.104 R)
• M21: 45,202,792 km (0.087 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: 444 - 13,018 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit