🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.53 AU - 0.55 AU

Year: 174 Days

Day: 35.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 20.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.48 AU - 0.62 AU

Year: 179 Days

Day: 35.2 Hours

Environment

Temp: 34 °C

Axial Tilt: 45.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.89 AU - 2.47 AU

Year: 1415 Days

Day: 31.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.1

Radius: 10.8

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 4.5 AU - 6.78 AU

Year: 5890 Days

Day: 9.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 28,921,805 km

• M1: 135,236 km (0.094 R)
• M2: 567,275 km (0.114 R)
• M3: 940,223 km (0.101 R)
• M4: 1,714,691 km (0.094 R)
• M5: 2,517,433 km (0.064 R)
• M6: 2,947,527 km (0.118 R)
• M7: 4,050,811 km (0.109 R)
• M8: 4,618,834 km (0.1 R)
• M9: 5,526,145 km (0.065 R)
• M10: 5,945,319 km (0.112 R)
• M11: 6,482,824 km (0.071 R)
• M12: 6,983,827 km (0.098 R)
• M13: 7,802,127 km (0.101 R)
• M14: 9,800,456 km (0.083 R)
• M15: 10,642,542 km (0.118 R)
• M16: 11,628,392 km (0.096 R)
• M17: 15,298,776 km (0.073 R)
• M18: 16,007,720 km (0.089 R)
• M19: 18,662,185 km (0.057 R)
• M20: 20,800,686 km (0.099 R)
• M21: 21,378,134 km (0.064 R)
• M22: 23,406,083 km (0.046 R)
• M23: 27,408,424 km (0.045 R)
• M24: 28,277,887 km (0.109 R)
• M25: 28,630,788 km (0.11 R)
• M26: 31,750,203 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.2

Radius: 10.7

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.56 AU - 8.86 AU

Year: 9413 Days

Day: 7.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 28,921,805 km

• M1: 132,993 km (0.095 R)
• M2: 598,691 km (0.103 R)
• M3: 1,129,314 km (0.099 R)
• M4: 1,865,037 km (0.036 R)
• M5: 2,233,047 km (0.104 R)
• M6: 3,352,937 km (0.034 R)
• M7: 5,571,025 km (0.112 R)
• M8: 7,119,363 km (0.042 R)
• M9: 10,776,133 km (0.095 R)
• M10: 12,360,973 km (0.072 R)
• M11: 13,158,180 km (0.08 R)
• M12: 14,580,706 km (0.051 R)
• M13: 15,756,097 km (0.083 R)
• M14: 16,633,638 km (0.078 R)
• M15: 18,937,295 km (0.114 R)
• M16: 20,955,221 km (0.102 R)
• M17: 22,450,452 km (0.106 R)
• M18: 23,112,572 km (0.103 R)
• M19: 24,091,839 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 651

Radius: 3.5

Gravity: 53.14 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 8.23 AU - 11.55 AU

Year: 13676 Days

Day: 21.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 28,921,805 km

• M1: 50,414 km (0.089 R)
• M2: 259,552 km (0.117 R)
• M3: 381,923 km (0.064 R)
• M4: 876,045 km (0.041 R)
• M5: 1,344,735 km (0.076 R)
• M6: 3,592,144 km (0.098 R)
• M7: 3,729,026 km (0.092 R)
• M8: 4,952,288 km (0.07 R)
• M9: 5,952,798 km (0.072 R)
• M10: 6,340,556 km (0.104 R)
• M11: 7,080,617 km (0.106 R)
• M12: 8,296,100 km (0.072 R)
• M13: 8,681,314 km (0.094 R)
• M14: 8,928,151 km (0.11 R)
• M15: 9,128,911 km (0.062 R)
• M16: 9,749,293 km (0.116 R)
• M17: 12,638,627 km (0.086 R)
• M18: 13,277,858 km (0.107 R)
• M19: 13,408,308 km (0.113 R)
• M20: 13,539,505 km (0.078 R)
• M21: 14,072,971 km (0.099 R)
• M22: 14,482,271 km (0.106 R)
• M23: 14,620,499 km (0.069 R)
• M24: 16,050,954 km (0.117 R)
• M25: 16,952,580 km (0.103 R)
• M26: 20,809,513 km (0.114 R)
• M27: 23,175,403 km (0.094 R)
• M28: 28,109,889 km (0.093 R)
• M29: 28,541,179 km (0.085 R)
• M30: 29,196,268 km (0.111 R)
• M31: 30,992,041 km (0.106 R)
• M32: 33,098,828 km (0.108 R)
• M33: 33,700,511 km (0.059 R)
• M34: 36,947,533 km (0.09 R)
• M35: 39,852,723 km (0.057 R)
• M36: 40,670,724 km (0.044 R)
• M37: 47,014,123 km (0.09 R)
• M38: 47,469,200 km (0.109 R)
• M39: 47,774,080 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236.9

Radius: 7.3

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 12.58 AU - 12.78 AU

Year: 19854 Days

Day: 17.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,921,805 km

• M1: 90,956 km (0.072 R)
• M2: 426,653 km (0.11 R)
• M3: 960,269 km (0.103 R)
• M4: 2,067,742 km (0.109 R)
• M5: 4,797,903 km (0.078 R)
• M6: 5,885,479 km (0.113 R)
• M7: 7,128,937 km (0.068 R)
• M8: 7,900,712 km (0.111 R)
• M9: 8,445,398 km (0.067 R)
• M10: 11,098,816 km (0.103 R)
• M11: 12,920,319 km (0.047 R)
• M12: 15,000,478 km (0.107 R)
• M13: 17,219,164 km (0.106 R)
• M14: 20,059,878 km (0.115 R)
• M15: 24,124,901 km (0.106 R)
• M16: 25,560,891 km (0.098 R)
• M17: 37,368,651 km (0.085 R)
• M18: 37,874,142 km (0.097 R)
• M19: 38,384,121 km (0.1 R)
• M20: 40,205,176 km (0.12 R)
• M21: 42,083,227 km (0.069 R)
• M22: 42,493,126 km (0.063 R)
• M23: 49,722,891 km (0.109 R)
• M24: 51,728,401 km (0.065 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 385.3

Radius: 6.4

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 11.38 AU - 15.82 AU

Year: 22053 Days

Day: 23.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,921,805 km

• M1: 85,271 km (0.095 R)
• M2: 338,690 km (0.058 R)
• M3: 717,621 km (0.106 R)
• M4: 1,781,112 km (0.057 R)
• M5: 3,177,608 km (0.113 R)
• M6: 3,526,471 km (0.108 R)
• M7: 4,627,212 km (0.116 R)
• M8: 6,019,818 km (0.06 R)
• M9: 6,899,155 km (0.088 R)
• M10: 7,813,347 km (0.08 R)
• M11: 10,104,588 km (0.094 R)
• M12: 11,403,098 km (0.105 R)
• M13: 13,971,693 km (0.099 R)
• M14: 17,062,535 km (0.105 R)
• M15: 20,218,152 km (0.063 R)
• M16: 25,913,942 km (0.11 R)
• M17: 27,102,796 km (0.034 R)
• M18: 31,732,700 km (0.095 R)
• M19: 53,418,258 km (0.1 R)
• M20: 58,582,377 km (0.106 R)
• M21: 61,379,558 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 17.2

Radius: 6.4

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 16.44 AU - 16.64 AU

Year: 29578 Days

Day: 22.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 28,921,805 km

• M1: 1,359,097 km (0.085 R)
• M2: 1,995,636 km (0.077 R)
• M3: 4,088,360 km (0.097 R)
• M4: 5,883,535 km (0.079 R)
• M5: 8,409,345 km (0.083 R)
• M6: 10,359,054 km (0.11 R)
• M7: 15,350,836 km (0.034 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: 416 - 18,358 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit