🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.64 AU - 0.98 AU

Year: 265 Days

Day: 23.7 Hours

Environment

Temp: 95 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.48 AU - 2.1 AU

Year: 870 Days

Day: 23.1 Hours

Environment

Temp: -49 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,346,238 km

• M1: 113,694 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.8

Radius: 10.7

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.86 AU - 5.54 AU

Year: 4310 Days

Day: 10.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,346,238 km

• M1: 133,890 km (0.045 R)
• M2: 555,008 km (0.025 R)
• M3: 904,319 km (0.104 R)
• M4: 1,446,013 km (0.089 R)
• M5: 1,880,595 km (0.113 R)
• M6: 2,359,607 km (0.093 R)
• M7: 2,697,399 km (0.111 R)
• M8: 3,381,361 km (0.118 R)
• M9: 5,924,375 km (0.087 R)
• M10: 6,275,481 km (0.097 R)
• M11: 7,600,170 km (0.084 R)
• M12: 8,547,574 km (0.115 R)
• M13: 10,401,989 km (0.096 R)
• M14: 11,736,252 km (0.064 R)
• M15: 13,364,326 km (0.109 R)
• M16: 16,159,562 km (0.055 R)
• M17: 16,634,086 km (0.083 R)
• M18: 18,856,064 km (0.113 R)
• M19: 20,402,307 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.2

Radius: 11.9

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.83 AU - 6.91 AU

Year: 5843 Days

Day: 6.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,346,238 km

• M1: 147,952 km (0.119 R)
• M2: 654,790 km (0.094 R)
• M3: 1,042,548 km (0.09 R)
• M4: 1,554,920 km (0.033 R)
• M5: 3,006,020 km (0.088 R)
• M6: 3,622,213 km (0.06 R)
• M7: 4,393,390 km (0.057 R)
• M8: 5,409,459 km (0.081 R)
• M9: 6,576,023 km (0.095 R)
• M10: 8,196,318 km (0.069 R)
• M11: 8,688,196 km (0.078 R)
• M12: 10,413,508 km (0.112 R)
• M13: 10,811,139 km (0.073 R)
• M14: 11,636,919 km (0.04 R)
• M15: 13,832,418 km (0.066 R)
• M16: 16,888,552 km (0.117 R)
• M17: 17,562,042 km (0.101 R)
• M18: 20,505,979 km (0.09 R)
• M19: 21,986,549 km (0.119 R)
• M20: 25,317,644 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 89.9

Radius: 10.6

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 10.41 AU - 10.49 AU

Year: 12277 Days

Day: 13.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,346,238 km

• M1: 132,245 km (0.106 R)
• M2: 581,936 km (0.091 R)
• M3: 976,126 km (0.107 R)
• M4: 1,831,976 km (0.082 R)
• M5: 2,532,094 km (0.039 R)
• M6: 4,154,183 km (0.03 R)
• M7: 5,987,206 km (0.064 R)
• M8: 8,454,823 km (0.049 R)
• M9: 11,214,305 km (0.025 R)
• M10: 11,625,849 km (0.098 R)
• M11: 14,364,088 km (0.098 R)
• M12: 15,014,241 km (0.062 R)
• M13: 16,548,666 km (0.082 R)
• M14: 19,399,702 km (0.117 R)
• M15: 22,707,910 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.7

Radius: 11.4

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 11.96 AU - 12.54 AU

Year: 15582 Days

Day: 13.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,346,238 km

• M1: 163,510 km (0.105 R)
• M2: 573,708 km (0.098 R)
• M3: 1,065,885 km (0.098 R)
• M4: 1,599,800 km (0.096 R)
• M5: 2,911,324 km (0.102 R)
• M6: 5,530,932 km (0.099 R)
• M7: 8,393,039 km (0.079 R)
• M8: 10,719,884 km (0.119 R)
• M9: 11,805,815 km (0.036 R)
• M10: 12,491,721 km (0.099 R)
• M11: 13,843,189 km (0.08 R)
• M12: 18,360,147 km (0.105 R)
• M13: 19,468,966 km (0.087 R)
• M14: 22,993,193 km (0.106 R)
• M15: 24,647,147 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384.2

Radius: 7.8

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 11.84 AU - 16.46 AU

Year: 19345 Days

Day: 24.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,346,238 km

• M1: 303,833 km (0.116 R)
• M2: 731,833 km (0.107 R)
• M3: 1,456,485 km (0.073 R)
• M4: 1,767,948 km (0.039 R)
• M5: 2,012,241 km (0.116 R)
• M6: 5,002,852 km (0.11 R)
• M7: 5,424,120 km (0.107 R)
• M8: 5,680,680 km (0.069 R)
• M9: 8,712,730 km (0.073 R)
• M10: 9,532,676 km (0.099 R)
• M11: 10,857,813 km (0.095 R)
• M12: 14,629,774 km (0.12 R)
• M13: 17,080,187 km (0.052 R)
• M14: 29,511,621 km (0.112 R)
• M15: 32,540,230 km (0.096 R)
• M16: 35,641,842 km (0.089 R)
• M17: 42,282,193 km (0.108 R)
• M18: 55,331,465 km (0.108 R)
• M19: 58,121,615 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 422.8

Radius: 4.1

Gravity: 25.15 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 14.85 AU - 15.39 AU

Year: 21368 Days

Day: 16.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 62,346,238 km

• M1: 66,272 km (0.063 R)
• M2: 801,246 km (0.092 R)
• M3: 940,223 km (0.072 R)
• M4: 1,146,668 km (0.103 R)
• M5: 1,338,751 km (0.065 R)
• M6: 1,568,234 km (0.043 R)
• M7: 2,267,904 km (0.088 R)
• M8: 2,781,024 km (0.042 R)
• M9: 3,477,851 km (0.1 R)
• M10: 3,941,904 km (0.117 R)
• M11: 4,220,455 km (0.097 R)
• M12: 6,340,107 km (0.043 R)
• M13: 6,941,341 km (0.032 R)
• M14: 8,406,652 km (0.106 R)
• M15: 8,972,581 km (0.112 R)
• M16: 13,319,446 km (0.103 R)
• M17: 13,875,203 km (0.117 R)
• M18: 15,106,991 km (0.079 R)
• M19: 15,634,773 km (0.05 R)
• M20: 16,488,827 km (0.094 R)
• M21: 16,967,690 km (0.067 R)
• M22: 18,374,358 km (0.109 R)
• M23: 19,412,867 km (0.109 R)
• M24: 19,678,553 km (0.103 R)
• M25: 20,950,284 km (0.113 R)
• M26: 21,796,260 km (0.105 R)
• M27: 22,860,799 km (0.11 R)
• M28: 26,153,747 km (0.097 R)
• M29: 35,211,898 km (0.103 R)
• M30: 36,945,289 km (0.036 R)
• M31: 41,745,735 km (0.117 R)
• M32: 43,232,887 km (0.062 R)
• M33: 44,755,045 km (0.041 R)
• M34: 59,906,767 km (0.092 R)
• M35: 65,894,571 km (0.108 R)
• M36: 66,094,134 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955

Radius: 5.9

Gravity: 27.43 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 16.09 AU - 17.09 AU

Year: 24558 Days

Day: 23.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,346,238 km

• M1: 75,248 km (0.065 R)
• M2: 382,821 km (0.107 R)
• M3: 1,369,868 km (0.073 R)
• M4: 2,098,858 km (0.105 R)
• M5: 2,473,451 km (0.077 R)
• M6: 2,919,103 km (0.057 R)
• M7: 3,447,782 km (0.055 R)
• M8: 6,591,432 km (0.111 R)
• M9: 11,116,169 km (0.069 R)
• M10: 15,239,984 km (0.11 R)
• M11: 19,672,419 km (0.11 R)
• M12: 19,873,778 km (0.118 R)
• M13: 21,110,952 km (0.108 R)
• M14: 21,855,950 km (0.062 R)
• M15: 27,442,832 km (0.074 R)
• M16: 28,458,003 km (0.108 R)
• M17: 30,697,932 km (0.101 R)
• M18: 33,194,870 km (0.11 R)
• M19: 34,932,599 km (0.064 R)
• M20: 35,973,950 km (0.111 R)
• M21: 56,369,525 km (0.104 R)
• M22: 63,109,807 km (0.102 R)
• M23: 66,446,437 km (0.087 R)
• M24: 70,367,846 km (0.106 R)
• M25: 74,685,091 km (0.059 R)
• M26: 76,908,415 km (0.106 R)
• M27: 83,578,685 km (0.071 R)
• M28: 84,637,987 km (0.072 R)
• M29: 93,720,523 km (0.115 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 207.2

Radius: 4.6

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 14.29 AU - 21.03 AU

Year: 26972 Days

Day: 23.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,346,238 km

• M1: 57,146 km (0.075 R)
• M2: 247,136 km (0.059 R)
• M3: 875,896 km (0.12 R)
• M4: 1,624,034 km (0.091 R)
• M5: 3,368,346 km (0.082 R)
• M6: 4,381,722 km (0.104 R)
• M7: 7,119,512 km (0.112 R)
• M8: 7,566,361 km (0.113 R)
• M9: 10,705,822 km (0.109 R)
• M10: 11,291,797 km (0.093 R)
• M11: 12,147,796 km (0.117 R)
• M12: 12,400,168 km (0.119 R)
• M13: 13,310,770 km (0.119 R)
• M14: 20,165,943 km (0.089 R)
• M15: 21,605,972 km (0.104 R)
• M16: 22,069,725 km (0.108 R)
• M17: 23,113,320 km (0.111 R)
• M18: 23,794,140 km (0.071 R)
• M19: 31,829,789 km (0.056 R)
• M20: 46,533,764 km (0.108 R)
• M21: 53,800,331 km (0.093 R)
• M22: 57,790,405 km (0.078 R)

Kuiper Belt

Range: 30.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 13,323 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit