🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.58 AU - 2.48 AU

Year: 1062 Days

Day: 13.9 Hours

Environment

Temp: -75 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.02 AU - 2.98 AU

Year: 1451 Days

Day: 18.2 Hours

Environment

Temp: -92 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.47 AU - 2.93 AU

Year: 1629 Days

Day: 34.1 Hours

Environment

Temp: -97 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.12 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.2

Radius: 13.9

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 5.41 AU - 5.67 AU

Year: 4787 Days

Day: 10 Hours

Environment

Temp: -150 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 75,836,300 km

• M1: 174,282 km (0.028 R)
• M2: 701,315 km (0.097 R)
• M3: 1,334,862 km (0.031 R)
• M4: 1,812,378 km (0.093 R)
• M5: 2,276,880 km (0.108 R)
• M6: 4,251,571 km (0.115 R)
• M7: 5,058,353 km (0.088 R)
• M8: 5,542,751 km (0.05 R)
• M9: 6,026,849 km (0.115 R)
• M10: 6,473,698 km (0.103 R)
• M11: 7,185,784 km (0.106 R)
• M12: 8,177,468 km (0.045 R)
• M13: 9,300,350 km (0.03 R)
• M14: 9,812,124 km (0.109 R)
• M15: 10,569,239 km (0.119 R)
• M16: 11,221,785 km (0.067 R)
• M17: 12,150,189 km (0.115 R)
• M18: 13,076,350 km (0.082 R)
• M19: 15,127,636 km (0.09 R)
• M20: 16,506,330 km (0.108 R)
• M21: 17,194,630 km (0.091 R)
• M22: 20,783,034 km (0.082 R)
• M23: 22,944,274 km (0.091 R)
• M24: 26,081,940 km (0.115 R)
• M25: 30,602,937 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.3

Radius: 11.3

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 7.48 AU - 10.62 AU

Year: 9994 Days

Day: 11.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 75,836,300 km

• M1: 148,102 km (0.083 R)
• M2: 859,739 km (0.109 R)
• M3: 1,464,713 km (0.108 R)
• M4: 3,187,033 km (0.086 R)
• M5: 4,471,929 km (0.065 R)
• M6: 6,386,632 km (0.071 R)
• M7: 7,958,607 km (0.06 R)
• M8: 8,993,824 km (0.108 R)
• M9: 10,599,907 km (0.107 R)
• M10: 11,996,852 km (0.101 R)
• M11: 15,381,503 km (0.095 R)
• M12: 15,962,542 km (0.051 R)
• M13: 24,512,359 km (0.093 R)
• M14: 27,109,827 km (0.075 R)
• M15: 29,262,989 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 949.6

Radius: 13

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 7.68 AU - 11.44 AU

Year: 10851 Days

Day: 5.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,836,300 km

• M1: 226,790 km (0.048 R)
• M2: 785,688 km (0.112 R)
• M3: 2,943,338 km (0.042 R)
• M4: 4,512,171 km (0.063 R)
• M5: 4,988,042 km (0.109 R)
• M6: 5,532,728 km (0.109 R)
• M7: 5,967,010 km (0.041 R)
• M8: 7,238,293 km (0.092 R)
• M9: 14,982,975 km (0.094 R)
• M10: 17,162,765 km (0.107 R)
• M11: 22,415,147 km (0.084 R)
• M12: 34,721,217 km (0.03 R)
• M13: 42,150,397 km (0.085 R)
• M14: 42,568,373 km (0.116 R)
• M15: 49,484,283 km (0.077 R)
• M16: 50,417,923 km (0.063 R)
• M17: 55,931,054 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.7

Radius: 14.6

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 8.39 AU - 11.09 AU

Year: 11159 Days

Day: 10.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,836,300 km

• M1: 181,761 km (0.095 R)
• M2: 672,143 km (0.046 R)
• M3: 1,291,927 km (0.071 R)
• M4: 1,837,211 km (0.092 R)
• M5: 2,675,558 km (0.092 R)
• M6: 3,204,386 km (0.054 R)
• M7: 3,668,589 km (0.12 R)
• M8: 5,754,132 km (0.098 R)
• M9: 6,251,845 km (0.113 R)
• M10: 7,228,120 km (0.119 R)
• M11: 7,959,056 km (0.093 R)
• M12: 8,698,667 km (0.082 R)
• M13: 11,826,460 km (0.089 R)
• M14: 13,806,836 km (0.088 R)
• M15: 14,589,532 km (0.086 R)
• M16: 15,758,789 km (0.102 R)
• M17: 17,052,811 km (0.04 R)
• M18: 19,022,865 km (0.105 R)
• M19: 19,503,523 km (0.075 R)
• M20: 23,963,784 km (0.088 R)
• M21: 28,433,469 km (0.067 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.9

Radius: 8.1

Gravity: 9.59 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 8.92 AU - 11.52 AU

Year: 11994 Days

Day: 9.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,836,300 km

• M1: 101,727 km (0.07 R)
• M2: 615,146 km (0.043 R)
• M3: 1,023,249 km (0.073 R)
• M4: 2,389,976 km (0.111 R)
• M5: 2,935,709 km (0.093 R)
• M6: 4,757,362 km (0.093 R)
• M7: 5,726,008 km (0.116 R)
• M8: 6,051,832 km (0.061 R)
• M9: 6,428,370 km (0.112 R)
• M10: 6,701,237 km (0.081 R)
• M11: 8,785,883 km (0.1 R)
• M12: 13,038,651 km (0.096 R)
• M13: 15,958,054 km (0.098 R)
• M14: 16,315,293 km (0.099 R)
• M15: 18,571,229 km (0.062 R)
• M16: 21,198,317 km (0.117 R)
• M17: 25,881,479 km (0.093 R)
• M18: 36,360,062 km (0.106 R)
• M19: 38,110,357 km (0.116 R)
• M20: 40,441,989 km (0.114 R)
• M21: 47,415,344 km (0.107 R)
• M22: 50,109,901 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 982.8

Radius: 3

Gravity: 109.2 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 9.58 AU - 15.82 AU

Year: 16614 Days

Day: 20.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 75,836,300 km

• M1: 37,250 km (0.073 R)
• M2: 263,591 km (0.101 R)
• M3: 525,089 km (0.086 R)
• M4: 719,416 km (0.065 R)
• M5: 900,729 km (0.119 R)
• M6: 1,294,171 km (0.079 R)
• M7: 2,083,898 km (0.04 R)
• M8: 2,230,504 km (0.104 R)
• M9: 4,362,872 km (0.103 R)
• M10: 4,568,270 km (0.112 R)
• M11: 4,961,563 km (0.109 R)
• M12: 5,938,587 km (0.091 R)
• M13: 6,233,594 km (0.064 R)
• M14: 11,194,708 km (0.104 R)
• M15: 11,906,794 km (0.106 R)
• M16: 12,172,928 km (0.077 R)
• M17: 17,754,874 km (0.073 R)
• M18: 18,189,904 km (0.057 R)
• M19: 18,631,816 km (0.047 R)
• M20: 20,094,435 km (0.074 R)
• M21: 20,566,715 km (0.086 R)
• M22: 20,662,009 km (0.061 R)
• M23: 24,187,732 km (0.063 R)
• M24: 25,155,181 km (0.049 R)
• M25: 32,014,992 km (0.091 R)
• M26: 34,373,103 km (0.112 R)
• M27: 48,418,099 km (0.061 R)
• M28: 49,951,178 km (0.084 R)
• M29: 50,296,151 km (0.084 R)
• M30: 54,743,994 km (0.109 R)
• M31: 57,913,824 km (0.05 R)
• M32: 59,640,333 km (0.096 R)
• M33: 72,918,341 km (0.111 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 12,179 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit