🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.43 AU - 0.67 AU

Year: 263 Days

Day: 23.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.9

Radius: 13

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.69 AU - 0.83 AU

Year: 428 Days

Day: 12.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,092,280 km

• M1: 161,865 km (0.097 R)
• M2: 580,141 km (0.027 R)
• M3: 1,094,308 km (0.074 R)
• M4: 1,580,651 km (0.087 R)
• M5: 2,027,500 km (0.093 R)
• M6: 2,647,134 km (0.039 R)
• M7: 3,106,250 km (0.111 R)
• M8: 3,680,257 km (0.108 R)
• M9: 4,507,833 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.1

Radius: 14.5

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.86 AU - 1 AU

Year: 579 Days

Day: 10.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (2)

Outer Limit: 67,092,280 km

• M1: 186,249 km (0.108 R)
• M2: 1,578,108 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930

Radius: 11.8

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.11 AU - 1.67 AU

Year: 1058 Days

Day: 5.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,092,280 km

• M1: 146,905 km (0.084 R)
• M2: 591,660 km (0.119 R)
• M3: 1,034,320 km (0.067 R)
• M4: 1,468,154 km (0.073 R)
• M5: 1,932,505 km (0.116 R)
• M6: 2,743,625 km (0.052 R)
• M7: 3,177,908 km (0.102 R)
• M8: 3,866,806 km (0.075 R)
• M9: 4,361,676 km (0.108 R)
• M10: 4,995,821 km (0.107 R)
• M11: 5,776,273 km (0.098 R)
• M12: 6,241,522 km (0.115 R)
• M13: 6,949,569 km (0.092 R)
• M14: 7,922,404 km (0.066 R)
• M15: 8,469,783 km (0.091 R)
• M16: 8,838,990 km (0.119 R)
• M17: 9,398,037 km (0.086 R)
• M18: 10,392,863 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.8

Radius: 11.9

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.49 AU - 2.29 AU

Year: 1678 Days

Day: 5.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,092,280 km

• M1: 148,850 km (0.091 R)
• M2: 533,316 km (0.092 R)
• M3: 1,076,506 km (0.062 R)
• M4: 1,488,050 km (0.097 R)
• M5: 1,917,546 km (0.087 R)
• M6: 2,492,899 km (0.057 R)
• M7: 3,437,011 km (0.118 R)
• M8: 4,035,851 km (0.074 R)
• M9: 4,446,647 km (0.075 R)
• M10: 4,851,908 km (0.054 R)
• M11: 5,907,620 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.1

Radius: 14.8

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.51 AU - 4.01 AU

Year: 3801 Days

Day: 5.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,092,280 km

• M1: 193,879 km (0.047 R)
• M2: 673,041 km (0.107 R)
• M3: 1,206,058 km (0.106 R)
• M4: 1,845,140 km (0.096 R)
• M5: 2,413,911 km (0.083 R)
• M6: 4,059,488 km (0.112 R)
• M7: 4,639,928 km (0.095 R)
• M8: 5,454,638 km (0.103 R)
• M9: 8,000,943 km (0.12 R)
• M10: 8,855,147 km (0.059 R)
• M11: 9,535,219 km (0.12 R)
• M12: 10,638,353 km (0.114 R)
• M13: 11,146,986 km (0.11 R)
• M14: 11,710,073 km (0.058 R)
• M15: 13,810,726 km (0.06 R)
• M16: 14,905,633 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.1

Radius: 11

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.37 AU - 5.09 AU

Year: 5617 Days

Day: 7.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,092,280 km

• M1: 136,882 km (0.059 R)
• M2: 937,979 km (0.114 R)
• M3: 1,375,852 km (0.106 R)
• M4: 1,912,010 km (0.117 R)
• M5: 4,111,398 km (0.069 R)
• M6: 5,359,793 km (0.048 R)
• M7: 6,754,793 km (0.028 R)
• M8: 10,168,018 km (0.089 R)
• M9: 10,984,373 km (0.111 R)
• M10: 13,074,256 km (0.116 R)
• M11: 15,949,078 km (0.103 R)
• M12: 17,677,681 km (0.048 R)
• M13: 19,282,268 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 906.7

Radius: 7.1

Gravity: 17.99 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.55 AU - 8.35 AU

Year: 11830 Days

Day: 22.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 67,092,280 km

• M1: 88,263 km (0.101 R)
• M2: 338,241 km (0.072 R)
• M3: 688,898 km (0.076 R)
• M4: 1,062,893 km (0.084 R)
• M5: 2,378,307 km (0.105 R)
• M6: 2,946,629 km (0.051 R)
• M7: 3,575,090 km (0.037 R)
• M8: 4,169,293 km (0.105 R)
• M9: 4,926,707 km (0.117 R)
• M10: 5,409,010 km (0.092 R)
• M11: 8,888,956 km (0.11 R)
• M12: 10,690,114 km (0.115 R)
• M13: 11,438,852 km (0.056 R)
• M14: 12,222,146 km (0.068 R)
• M15: 13,299,550 km (0.116 R)
• M16: 14,029,737 km (0.109 R)
• M17: 15,067,946 km (0.112 R)
• M18: 18,408,168 km (0.083 R)
• M19: 18,816,570 km (0.118 R)
• M20: 23,715,002 km (0.037 R)
• M21: 24,886,354 km (0.084 R)
• M22: 25,688,348 km (0.039 R)
• M23: 30,071,266 km (0.076 R)
• M24: 30,637,644 km (0.083 R)
• M25: 34,927,812 km (0.082 R)
• M26: 40,419,400 km (0.051 R)
• M27: 40,694,361 km (0.052 R)
• M28: 43,802,107 km (0.101 R)
• M29: 45,562,275 km (0.103 R)
• M30: 48,754,844 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 14.8

Radius: 7.8

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 6.14 AU - 9.6 AU

Year: 14255 Days

Day: 18 Hours

Environment

Temp: -230 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,092,280 km

• M1: 97,089 km (0.026 R)
• M2: 3,411,430 km (0.09 R)
• M3: 5,596,157 km (0.071 R)
• M4: 7,448,328 km (0.073 R)
• M5: 12,110,097 km (0.114 R)
• M6: 13,274,567 km (0.12 R)
• M7: 16,859,530 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 453.3

Radius: 7.5

Gravity: 8.06 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 8.1 AU - 11.86 AU

Year: 20357 Days

Day: 20.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,092,280 km

• M1: 93,349 km (0.057 R)
• M2: 428,299 km (0.039 R)
• M3: 846,275 km (0.1 R)
• M4: 1,975,589 km (0.065 R)
• M5: 2,372,024 km (0.109 R)
• M6: 3,351,291 km (0.119 R)
• M7: 4,677,177 km (0.063 R)
• M8: 6,743,124 km (0.101 R)
• M9: 10,879,356 km (0.071 R)
• M10: 19,355,272 km (0.089 R)
• M11: 23,271,445 km (0.077 R)
• M12: 30,442,867 km (0.057 R)
• M13: 33,252,016 km (0.108 R)
• M14: 38,541,049 km (0.028 R)
• M15: 46,691,440 km (0.12 R)
• M16: 53,464,484 km (0.105 R)
• M17: 56,276,026 km (0.077 R)
• M18: 58,082,420 km (0.058 R)
• M19: 60,488,104 km (0.075 R)
• M20: 66,691,030 km (0.041 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: 361 - 20,125 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit