🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.68 AU - 0.76 AU

Year: 235 Days

Day: 27.6 Hours

Environment

Temp: 80 °C

Axial Tilt: 12.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 114,641,465 km

• M1: 47,871 km (0.029 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.69 AU - 1.07 AU

Year: 318 Days

Day: 27.3 Hours

Environment

Temp: 16 °C

Axial Tilt: 6.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.47 AU - 2.31 AU

Year: 1000 Days

Day: 33 Hours

Environment

Temp: -81 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.9

Radius: 15

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 4.1 AU - 5.1 AU

Year: 3798 Days

Day: 10.7 Hours

Environment

Temp: -139 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 114,641,465 km

• M1: 186,549 km (0.094 R)
• M2: 702,063 km (0.098 R)
• M3: 1,338,751 km (0.055 R)
• M4: 1,932,655 km (0.071 R)
• M5: 2,781,473 km (0.118 R)
• M6: 3,275,296 km (0.064 R)
• M7: 4,033,159 km (0.119 R)
• M8: 4,624,519 km (0.091 R)
• M9: 5,248,492 km (0.106 R)
• M10: 6,433,157 km (0.099 R)
• M11: 8,998,761 km (0.034 R)
• M12: 10,131,965 km (0.112 R)
• M13: 12,409,293 km (0.117 R)
• M14: 15,476,648 km (0.081 R)
• M15: 17,611,110 km (0.088 R)
• M16: 19,078,815 km (0.058 R)
• M17: 19,873,479 km (0.095 R)
• M18: 20,626,554 km (0.117 R)
• M19: 21,333,554 km (0.038 R)
• M20: 21,990,289 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.2

Radius: 12.4

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 4.22 AU - 6.22 AU

Year: 4592 Days

Day: 14 Hours

Environment

Temp: -154 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 114,641,465 km

• M1: 159,322 km (0.079 R)
• M2: 594,801 km (0.1 R)
• M3: 1,475,484 km (0.036 R)
• M4: 1,900,491 km (0.068 R)
• M5: 3,422,650 km (0.025 R)
• M6: 4,524,737 km (0.101 R)
• M7: 5,701,025 km (0.08 R)
• M8: 6,603,100 km (0.078 R)
• M9: 7,742,887 km (0.112 R)
• M10: 10,144,830 km (0.086 R)
• M11: 11,468,173 km (0.116 R)
• M12: 13,058,697 km (0.074 R)
• M13: 16,611,796 km (0.113 R)
• M14: 21,192,334 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.7

Radius: 12.8

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 5.71 AU - 9.27 AU

Year: 7892 Days

Day: 13.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 114,641,465 km

• M1: 159,172 km (0.082 R)
• M2: 577,149 km (0.099 R)
• M3: 1,121,834 km (0.107 R)
• M4: 1,927,269 km (0.077 R)
• M5: 2,367,536 km (0.069 R)
• M6: 3,067,654 km (0.067 R)
• M7: 4,303,931 km (0.1 R)
• M8: 8,773,466 km (0.111 R)
• M9: 9,563,193 km (0.074 R)
• M10: 10,049,387 km (0.043 R)
• M11: 12,106,058 km (0.09 R)
• M12: 12,733,771 km (0.119 R)
• M13: 23,690,768 km (0.072 R)
• M14: 30,103,430 km (0.058 R)
• M15: 31,362,595 km (0.073 R)
• M16: 33,538,795 km (0.12 R)
• M17: 35,350,874 km (0.036 R)
• M18: 36,163,789 km (0.062 R)
• M19: 41,050,703 km (0.111 R)
• M20: 41,562,328 km (0.108 R)
• M21: 42,078,291 km (0.108 R)
• M22: 44,992,607 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 88.2

Radius: 4.5

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 9.81 AU - 13.19 AU

Year: 15015 Days

Day: 19.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 114,641,465 km

• M1: 60,438 km (0.045 R)
• M2: 797,057 km (0.081 R)
• M3: 972,685 km (0.083 R)
• M4: 2,904,592 km (0.09 R)
• M5: 5,739,771 km (0.119 R)
• M6: 7,790,608 km (0.061 R)
• M7: 8,478,310 km (0.087 R)
• M8: 8,958,818 km (0.075 R)
• M9: 12,129,096 km (0.062 R)
• M10: 13,963,316 km (0.092 R)
• M11: 18,236,429 km (0.111 R)
• M12: 24,806,319 km (0.077 R)
• M13: 27,133,015 km (0.072 R)
• M14: 27,304,603 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 915.6

Radius: 7.9

Gravity: 14.67 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 15.41 AU - 15.59 AU

Year: 23495 Days

Day: 15.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 114,641,465 km

• M1: 98,286 km (0.08 R)
• M2: 758,012 km (0.093 R)
• M3: 2,233,496 km (0.116 R)
• M4: 4,819,894 km (0.107 R)
• M5: 5,627,722 km (0.052 R)
• M6: 6,955,254 km (0.067 R)
• M7: 9,350,166 km (0.038 R)
• M8: 12,609,605 km (0.106 R)
• M9: 13,054,509 km (0.101 R)
• M10: 17,912,101 km (0.108 R)
• M11: 19,733,754 km (0.057 R)
• M12: 26,654,750 km (0.049 R)
• M13: 28,386,046 km (0.055 R)
• M14: 29,150,641 km (0.108 R)
• M15: 37,111,193 km (0.03 R)
• M16: 37,566,269 km (0.074 R)
• M17: 38,178,873 km (0.113 R)
• M18: 42,159,074 km (0.099 R)
• M19: 49,637,172 km (0.117 R)
• M20: 58,360,972 km (0.12 R)
• M21: 66,479,648 km (0.114 R)
• M22: 71,507,633 km (0.081 R)
• M23: 74,594,734 km (0.065 R)
• M24: 76,049,125 km (0.118 R)
• M25: 78,764,326 km (0.104 R)
• M26: 93,035,215 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 984.1

Radius: 7

Gravity: 20.08 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 15.73 AU - 21.45 AU

Year: 30859 Days

Day: 18.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 114,641,465 km

• M1: 88,113 km (0.079 R)
• M2: 316,250 km (0.096 R)
• M3: 766,390 km (0.086 R)
• M4: 1,017,266 km (0.032 R)
• M5: 1,409,362 km (0.03 R)
• M6: 2,392,369 km (0.109 R)
• M7: 2,795,087 km (0.112 R)
• M8: 3,211,118 km (0.058 R)
• M9: 3,466,781 km (0.032 R)
• M10: 3,983,343 km (0.099 R)
• M11: 4,432,435 km (0.091 R)
• M12: 6,934,759 km (0.108 R)
• M13: 7,584,762 km (0.095 R)
• M14: 13,564,338 km (0.084 R)
• M15: 14,065,491 km (0.108 R)
• M16: 15,104,747 km (0.116 R)
• M17: 20,529,765 km (0.119 R)
• M18: 25,203,800 km (0.105 R)
• M19: 28,054,388 km (0.117 R)
• M20: 29,280,043 km (0.119 R)
• M21: 33,927,451 km (0.12 R)
• M22: 37,883,118 km (0.107 R)
• M23: 39,717,038 km (0.108 R)
• M24: 40,398,307 km (0.099 R)
• M25: 40,914,270 km (0.12 R)
• M26: 43,022,702 km (0.061 R)
• M27: 47,074,112 km (0.078 R)
• M28: 47,837,061 km (0.087 R)
• M29: 48,221,677 km (0.119 R)
• M30: 53,204,184 km (0.09 R)
• M31: 54,449,137 km (0.12 R)
• M32: 56,138,995 km (0.076 R)
• M33: 62,787,722 km (0.083 R)
• M34: 68,470,048 km (0.036 R)
• M35: 71,185,249 km (0.095 R)
• M36: 72,442,918 km (0.092 R)
• M37: 88,998,616 km (0.102 R)
• M38: 89,872,267 km (0.107 R)
• M39: 92,527,181 km (0.079 R)
• M40: 113,955,580 km (0.076 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 16,670 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit