🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.84 AU - 1.06 AU

Year: 335 Days

Day: 22.4 Hours

Environment

Temp: 135 °C

Axial Tilt: 18.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.88 AU - 1.34 AU

Year: 423 Days

Day: 13 Hours

Environment

Temp: 9 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 93,694,379 km

• M1: 109,206 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.14 AU - 1.76 AU

Year: 631 Days

Day: 37.6 Hours

Environment

Temp: -34 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.81 AU - 2.43 AU

Year: 1116 Days

Day: 19.1 Hours

Environment

Temp: -60 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,694,379 km

• M1: 1,369,120 km (0.116 R)

Asteroid Belt

Center: 3.86 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.2

Radius: 14.8

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.37 AU - 6.83 AU

Year: 4793 Days

Day: 9.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 93,694,379 km

• M1: 185,501 km (0.089 R)
• M2: 720,015 km (0.044 R)
• M3: 1,516,922 km (0.071 R)
• M4: 2,146,131 km (0.111 R)
• M5: 2,913,269 km (0.071 R)
• M6: 4,658,926 km (0.096 R)
• M7: 5,676,192 km (0.106 R)
• M8: 7,182,792 km (0.057 R)
• M9: 7,807,812 km (0.103 R)
• M10: 9,167,058 km (0.102 R)
• M11: 9,784,598 km (0.115 R)
• M12: 10,265,855 km (0.062 R)
• M13: 13,791,129 km (0.073 R)
• M14: 14,295,124 km (0.085 R)
• M15: 17,001,948 km (0.116 R)
• M16: 17,523,296 km (0.058 R)
• M17: 18,055,266 km (0.084 R)
• M18: 19,276,134 km (0.1 R)
• M19: 21,143,265 km (0.041 R)
• M20: 22,430,256 km (0.056 R)
• M21: 23,198,890 km (0.103 R)
• M22: 24,202,542 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.3

Radius: 14

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 5.25 AU - 6.81 AU

Year: 5355 Days

Day: 8.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 93,694,379 km

• M1: 178,021 km (0.092 R)
• M2: 652,097 km (0.059 R)
• M3: 1,248,544 km (0.077 R)
• M4: 2,316,673 km (0.098 R)
• M5: 2,800,173 km (0.099 R)
• M6: 3,587,357 km (0.105 R)
• M7: 4,754,520 km (0.094 R)
• M8: 6,721,283 km (0.075 R)
• M9: 7,459,698 km (0.098 R)
• M10: 9,267,289 km (0.056 R)
• M11: 10,547,697 km (0.071 R)
• M12: 11,448,575 km (0.065 R)
• M13: 11,892,881 km (0.106 R)
• M14: 12,659,121 km (0.084 R)
• M15: 14,575,321 km (0.089 R)
• M16: 15,393,621 km (0.046 R)
• M17: 16,552,855 km (0.059 R)
• M18: 18,299,410 km (0.079 R)
• M19: 20,237,450 km (0.109 R)
• M20: 21,478,813 km (0.077 R)
• M21: 22,461,971 km (0.084 R)
• M22: 23,713,058 km (0.118 R)
• M23: 24,274,648 km (0.091 R)
• M24: 25,092,500 km (0.069 R)
• M25: 26,610,768 km (0.103 R)
• M26: 29,552,311 km (0.108 R)
• M27: 30,579,151 km (0.027 R)
• M28: 31,726,417 km (0.114 R)
• M29: 32,803,073 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.2

Radius: 13.6

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 7.55 AU - 7.77 AU

Year: 7667 Days

Day: 13.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 93,694,379 km

• M1: 209,587 km (0.11 R)
• M2: 638,185 km (0.118 R)
• M3: 1,752,240 km (0.076 R)
• M4: 2,730,161 km (0.115 R)
• M5: 3,198,851 km (0.117 R)
• M6: 5,486,352 km (0.111 R)
• M7: 7,854,487 km (0.086 R)
• M8: 15,950,574 km (0.067 R)
• M9: 17,204,503 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 553.1

Radius: 5.6

Gravity: 17.64 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 12.4 AU - 14.41 AU

Year: 17740 Days

Day: 21.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 93,694,379 km

• M1: 69,713 km (0.081 R)
• M2: 303,684 km (0.116 R)
• M3: 584,628 km (0.115 R)
• M4: 1,127,818 km (0.055 R)
• M5: 2,035,129 km (0.046 R)
• M6: 2,919,402 km (0.072 R)
• M7: 3,740,545 km (0.038 R)
• M8: 5,635,501 km (0.073 R)
• M9: 6,224,319 km (0.115 R)
• M10: 7,116,520 km (0.056 R)
• M11: 7,340,917 km (0.111 R)
• M12: 7,994,510 km (0.103 R)
• M13: 8,787,977 km (0.074 R)
• M14: 8,994,422 km (0.116 R)
• M15: 9,852,366 km (0.115 R)
• M16: 10,472,898 km (0.057 R)
• M17: 11,605,803 km (0.08 R)
• M18: 11,854,285 km (0.106 R)
• M19: 13,833,016 km (0.1 R)
• M20: 14,754,988 km (0.095 R)
• M21: 15,120,306 km (0.088 R)
• M22: 20,164,447 km (0.09 R)
• M23: 25,279,347 km (0.085 R)
• M24: 30,249,138 km (0.077 R)
• M25: 30,720,072 km (0.096 R)
• M26: 31,315,621 km (0.045 R)
• M27: 32,162,196 km (0.086 R)
• M28: 35,440,484 km (0.119 R)
• M29: 39,352,318 km (0.111 R)
• M30: 40,196,050 km (0.098 R)
• M31: 43,393,106 km (0.084 R)
• M32: 45,976,662 km (0.102 R)
• M33: 49,795,895 km (0.076 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 612.8

Radius: 4.4

Gravity: 31.65 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 18.4 AU - 18.7 AU

Year: 28894 Days

Day: 21.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 93,694,379 km

• M1: 54,753 km (0.091 R)
• M2: 197,170 km (0.041 R)
• M3: 717,471 km (0.067 R)
• M4: 885,320 km (0.078 R)
• M5: 1,662,780 km (0.065 R)
• M6: 2,268,353 km (0.095 R)
• M7: 2,410,171 km (0.104 R)
• M8: 2,817,377 km (0.093 R)
• M9: 3,833,445 km (0.108 R)
• M10: 4,069,511 km (0.108 R)
• M11: 4,279,546 km (0.112 R)
• M12: 4,533,713 km (0.111 R)
• M13: 4,992,679 km (0.107 R)
• M14: 5,233,532 km (0.059 R)
• M15: 6,651,121 km (0.105 R)
• M16: 8,085,765 km (0.1 R)
• M17: 8,644,663 km (0.099 R)
• M18: 8,992,029 km (0.093 R)
• M19: 9,901,285 km (0.082 R)
• M20: 12,549,317 km (0.032 R)
• M21: 16,676,123 km (0.095 R)
• M22: 17,856,451 km (0.114 R)
• M23: 19,384,294 km (0.112 R)
• M24: 25,416,080 km (0.109 R)
• M25: 31,761,872 km (0.113 R)
• M26: 45,525,026 km (0.099 R)
• M27: 45,872,990 km (0.104 R)
• M28: 54,962,856 km (0.107 R)
• M29: 55,753,780 km (0.11 R)
• M30: 57,764,375 km (0.107 R)
• M31: 63,001,348 km (0.111 R)
• M32: 67,411,942 km (0.07 R)
• M33: 70,154,669 km (0.076 R)
• M34: 84,464,155 km (0.1 R)
• M35: 89,543,451 km (0.103 R)
• M36: 93,694,343 km (0.047 R)

Kuiper Belt

Range: 30.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 16,528 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit