🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.59 AU - 0.61 AU

Year: 305 Days

Day: 40.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 72.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.3

Radius: 8.6

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.79 AU - 0.79 AU

Year: 461 Days

Day: 13.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,189,714 km

• M1: 107,262 km (0.058 R)
• M2: 621,280 km (0.093 R)
• M3: 1,184,217 km (0.09 R)
• M4: 1,464,862 km (0.119 R)
• M5: 2,023,012 km (0.098 R)
• M6: 2,383,543 km (0.093 R)
• M7: 3,113,132 km (0.084 R)
• M8: 3,500,291 km (0.11 R)
• M9: 3,767,772 km (0.09 R)
• M10: 4,062,031 km (0.109 R)
• M11: 4,482,999 km (0.101 R)
• M12: 4,932,840 km (0.111 R)
• M13: 5,348,872 km (0.057 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.2

Radius: 12.3

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.66 AU - 1.92 AU

Year: 1571 Days

Day: 5 Hours

Environment

Temp: -192 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,189,714 km

• M1: 153,487 km (0.112 R)
• M2: 670,797 km (0.038 R)
• M3: 1,149,660 km (0.11 R)
• M4: 1,883,587 km (0.083 R)
• M5: 4,280,145 km (0.102 R)
• M6: 5,193,739 km (0.083 R)
• M7: 5,615,605 km (0.113 R)
• M8: 6,310,936 km (0.081 R)
• M9: 6,874,621 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.8

Radius: 8.1

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.8 AU - 2.32 AU

Year: 1940 Days

Day: 7.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,189,714 km

• M1: 100,829 km (0.051 R)
• M2: 386,860 km (0.046 R)
• M3: 765,792 km (0.09 R)
• M4: 1,069,326 km (0.09 R)
• M5: 1,325,587 km (0.118 R)
• M6: 1,665,922 km (0.044 R)
• M7: 2,761,128 km (0.07 R)
• M8: 3,252,258 km (0.037 R)
• M9: 3,724,987 km (0.109 R)
• M10: 4,049,166 km (0.109 R)
• M11: 4,358,684 km (0.052 R)
• M12: 4,970,240 km (0.047 R)
• M13: 5,637,596 km (0.12 R)
• M14: 8,915,734 km (0.101 R)
• M15: 9,582,940 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.6

Radius: 13.1

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.42 AU - 3.06 AU

Year: 2975 Days

Day: 11.8 Hours

Environment

Temp: -199 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 62,189,714 km

• M1: 164,408 km (0.036 R)
• M2: 850,314 km (0.101 R)
• M3: 1,825,393 km (0.065 R)
• M4: 3,128,989 km (0.084 R)
• M5: 5,861,394 km (0.087 R)
• M6: 6,621,950 km (0.081 R)
• M7: 8,631,498 km (0.098 R)
• M8: 9,407,163 km (0.11 R)
• M9: 10,600,505 km (0.091 R)
• M10: 18,285,797 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.2

Radius: 14.1

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.23 AU - 4.05 AU

Year: 4556 Days

Day: 5.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,189,714 km

• M1: 175,628 km (0.094 R)
• M2: 1,678,039 km (0.084 R)
• M3: 2,857,319 km (0.093 R)
• M4: 5,524,649 km (0.089 R)
• M5: 6,314,825 km (0.092 R)
• M6: 8,558,195 km (0.085 R)
• M7: 10,873,820 km (0.06 R)
• M8: 14,881,697 km (0.109 R)
• M9: 15,922,749 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.3

Radius: 14.8

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.54 AU - 4.14 AU

Year: 4936 Days

Day: 14.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,189,714 km

• M1: 184,005 km (0.078 R)
• M2: 685,158 km (0.078 R)
• M3: 1,241,064 km (0.064 R)
• M4: 1,713,045 km (0.071 R)
• M5: 2,826,203 km (0.116 R)
• M6: 3,625,504 km (0.082 R)
• M7: 5,103,831 km (0.099 R)
• M8: 6,083,397 km (0.112 R)
• M9: 8,564,927 km (0.062 R)
• M10: 14,828,739 km (0.098 R)
• M11: 15,435,807 km (0.066 R)
• M12: 16,465,041 km (0.086 R)
• M13: 18,218,777 km (0.119 R)
• M14: 19,238,137 km (0.117 R)
• M15: 21,600,586 km (0.116 R)
• M16: 22,525,400 km (0.09 R)
• M17: 24,606,905 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.8

Radius: 8.7

Gravity: 10.66 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.11 AU - 4.77 AU

Year: 5130 Days

Day: 10.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,189,714 km

• M1: 108,159 km (0.101 R)
• M2: 382,671 km (0.052 R)
• M3: 689,646 km (0.116 R)
• M4: 1,099,694 km (0.11 R)
• M5: 1,799,662 km (0.103 R)
• M6: 2,435,902 km (0.078 R)
• M7: 3,401,257 km (0.117 R)
• M8: 4,321,882 km (0.057 R)
• M9: 5,576,111 km (0.098 R)
• M10: 6,002,016 km (0.113 R)
• M11: 6,715,000 km (0.064 R)
• M12: 7,739,745 km (0.088 R)
• M13: 10,185,221 km (0.098 R)
• M14: 11,198,298 km (0.058 R)
• M15: 11,631,683 km (0.086 R)
• M16: 12,634,587 km (0.053 R)
• M17: 13,316,754 km (0.063 R)
• M18: 14,583,548 km (0.09 R)
• M19: 15,989,020 km (0.117 R)
• M20: 16,787,125 km (0.086 R)
• M21: 20,246,277 km (0.06 R)
• M22: 20,961,953 km (0.054 R)
• M23: 22,748,451 km (0.077 R)
• M24: 23,210,558 km (0.088 R)
• M25: 24,634,281 km (0.107 R)
• M26: 26,115,300 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.9

Radius: 7.6

Gravity: 17.1 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.82 AU - 8.3 AU

Year: 12306 Days

Day: 20.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,189,714 km

• M1: 94,695 km (0.101 R)
• M2: 339,438 km (0.081 R)
• M3: 677,828 km (0.071 R)
• M4: 1,112,111 km (0.11 R)
• M5: 2,825,904 km (0.112 R)
• M6: 3,665,746 km (0.088 R)
• M7: 4,794,313 km (0.062 R)
• M8: 7,004,771 km (0.111 R)
• M9: 8,526,779 km (0.111 R)
• M10: 9,079,843 km (0.04 R)
• M11: 10,538,721 km (0.04 R)
• M12: 11,413,420 km (0.117 R)
• M13: 14,188,909 km (0.106 R)
• M14: 15,109,385 km (0.118 R)
• M15: 17,147,357 km (0.086 R)
• M16: 18,437,938 km (0.116 R)
• M17: 20,939,962 km (0.109 R)
• M18: 23,562,413 km (0.098 R)
• M19: 27,138,251 km (0.041 R)
• M20: 29,789,125 km (0.119 R)
• M21: 32,366,547 km (0.082 R)
• M22: 35,471,600 km (0.08 R)
• M23: 37,826,420 km (0.12 R)
• M24: 39,178,635 km (0.066 R)
• M25: 40,703,037 km (0.096 R)
• M26: 44,313,881 km (0.107 R)
• M27: 45,816,143 km (0.097 R)
• M28: 51,014,220 km (0.04 R)
• M29: 55,895,300 km (0.06 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: 475 - 12,047 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit