🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.64 AU - 0.76 AU

Year: 208 Days

Day: 39.9 Hours

Environment

Temp: 218 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.93 AU - 1.53 AU

Year: 484 Days

Day: 44.6 Hours

Environment

Temp: 19 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.37 AU - 1.53 AU

Year: 619 Days

Day: 27.5 Hours

Environment

Temp: 5 °C

Axial Tilt: 13.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 56,580,677 km

• M1: 71,657 km (0.114 R)
• M2: 752,328 km (0.033 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.99 AU - 3.09 AU

Year: 1880 Days

Day: 26.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.84 AU - 3.26 AU

Year: 1890 Days

Day: 16.4 Hours

Environment

Temp: -102 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.8

Radius: 10

Gravity: 6.51 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 7.31 AU - 9.39 AU

Year: 8560 Days

Day: 8.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 56,580,677 km

• M1: 124,615 km (0.104 R)
• M2: 463,155 km (0.083 R)
• M3: 1,014,872 km (0.104 R)
• M4: 1,632,711 km (0.077 R)
• M5: 1,987,557 km (0.093 R)
• M6: 2,304,854 km (0.088 R)
• M7: 4,220,455 km (0.113 R)
• M8: 6,045,848 km (0.069 R)
• M9: 6,943,286 km (0.116 R)
• M10: 8,093,095 km (0.112 R)
• M11: 9,136,840 km (0.073 R)
• M12: 9,785,945 km (0.088 R)
• M13: 10,715,546 km (0.085 R)
• M14: 12,749,927 km (0.06 R)
• M15: 13,267,237 km (0.064 R)
• M16: 13,918,287 km (0.113 R)
• M17: 14,343,593 km (0.026 R)
• M18: 23,564,058 km (0.107 R)
• M19: 29,087,960 km (0.088 R)
• M20: 30,592,615 km (0.069 R)
• M21: 31,002,513 km (0.089 R)
• M22: 32,254,199 km (0.079 R)
• M23: 32,785,570 km (0.117 R)
• M24: 37,716,316 km (0.078 R)
• M25: 39,262,560 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.7

Radius: 10.7

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 7.88 AU - 11.48 AU

Year: 10684 Days

Day: 5.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 56,580,677 km

• M1: 136,284 km (0.053 R)
• M2: 475,422 km (0.063 R)
• M3: 1,016,817 km (0.099 R)
• M4: 1,638,097 km (0.08 R)
• M5: 2,092,874 km (0.103 R)
• M6: 2,479,136 km (0.111 R)
• M7: 3,467,679 km (0.118 R)
• M8: 3,909,441 km (0.118 R)
• M9: 4,306,324 km (0.104 R)
• M10: 4,671,792 km (0.102 R)
• M11: 5,027,685 km (0.105 R)
• M12: 5,694,144 km (0.092 R)
• M13: 6,031,786 km (0.105 R)
• M14: 6,710,512 km (0.102 R)
• M15: 10,636,558 km (0.077 R)
• M16: 11,202,786 km (0.044 R)
• M17: 13,080,987 km (0.078 R)
• M18: 14,905,034 km (0.111 R)
• M19: 15,483,828 km (0.079 R)
• M20: 18,312,275 km (0.11 R)
• M21: 19,126,237 km (0.052 R)
• M22: 25,604,124 km (0.093 R)
• M23: 25,971,088 km (0.114 R)
• M24: 31,379,051 km (0.07 R)
• M25: 35,185,718 km (0.105 R)
• M26: 37,375,831 km (0.095 R)
• M27: 39,168,014 km (0.05 R)
• M28: 42,793,967 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.2

Radius: 14.9

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 10.16 AU - 12.32 AU

Year: 13369 Days

Day: 5 Hours

Environment

Temp: -184 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 56,580,677 km

• M1: 186,997 km (0.09 R)
• M2: 715,078 km (0.102 R)
• M3: 1,287,140 km (0.087 R)
• M4: 1,998,029 km (0.112 R)
• M5: 2,584,004 km (0.071 R)
• M6: 3,236,999 km (0.059 R)
• M7: 3,706,437 km (0.1 R)
• M8: 4,571,561 km (0.11 R)
• M9: 6,063,351 km (0.117 R)
• M10: 6,627,036 km (0.069 R)
• M11: 7,816,638 km (0.104 R)
• M12: 10,300,711 km (0.071 R)
• M13: 11,161,198 km (0.09 R)
• M14: 12,541,238 km (0.044 R)
• M15: 13,649,011 km (0.107 R)
• M16: 14,621,097 km (0.112 R)
• M17: 15,988,572 km (0.116 R)
• M18: 16,849,059 km (0.061 R)
• M19: 18,197,534 km (0.098 R)
• M20: 21,450,539 km (0.085 R)
• M21: 23,123,941 km (0.116 R)
• M22: 24,318,181 km (0.115 R)
• M23: 26,333,564 km (0.118 R)
• M24: 28,250,959 km (0.084 R)
• M25: 28,770,662 km (0.114 R)
• M26: 29,829,367 km (0.081 R)
• M27: 30,368,218 km (0.047 R)
• M28: 35,636,457 km (0.073 R)
• M29: 36,981,042 km (0.045 R)
• M30: 39,511,939 km (0.119 R)
• M31: 40,162,391 km (0.098 R)
• M32: 40,819,873 km (0.109 R)
• M33: 42,156,381 km (0.081 R)
• M34: 46,054,004 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701

Radius: 5.1

Gravity: 26.95 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 12.99 AU - 17.05 AU

Year: 20651 Days

Day: 16.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,580,677 km

• M1: 65,973 km (0.087 R)
• M2: 1,454,989 km (0.068 R)
• M3: 1,800,111 km (0.03 R)
• M4: 2,093,323 km (0.05 R)
• M5: 4,635,140 km (0.113 R)
• M6: 8,611,452 km (0.073 R)
• M7: 8,882,523 km (0.115 R)
• M8: 9,499,016 km (0.102 R)
• M9: 10,692,059 km (0.066 R)
• M10: 11,453,961 km (0.081 R)
• M11: 13,956,434 km (0.111 R)
• M12: 14,406,125 km (0.104 R)
• M13: 16,138,020 km (0.116 R)
• M14: 18,269,341 km (0.081 R)
• M15: 20,484,885 km (0.09 R)
• M16: 25,887,164 km (0.083 R)
• M17: 27,958,346 km (0.082 R)
• M18: 38,214,776 km (0.047 R)
• M19: 55,612,859 km (0.068 R)
• M20: 59,825,236 km (0.069 R)
• M21: 74,634,527 km (0.099 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226.1

Radius: 3.4

Gravity: 19.56 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 11.93 AU - 19.71 AU

Year: 22323 Days

Day: 15.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,580,677 km

• M1: 42,336 km (0.091 R)
• M2: 211,083 km (0.1 R)
• M3: 324,927 km (0.035 R)
• M4: 652,546 km (0.112 R)
• M5: 873,801 km (0.073 R)
• M6: 1,142,778 km (0.04 R)
• M7: 1,523,505 km (0.102 R)
• M8: 6,412,962 km (0.063 R)
• M9: 11,361,360 km (0.095 R)
• M10: 11,595,181 km (0.069 R)
• M11: 14,382,489 km (0.111 R)
• M12: 15,785,119 km (0.12 R)
• M13: 32,839,874 km (0.12 R)
• M14: 43,638,746 km (0.117 R)

Kuiper Belt

Range: 30.9 - 56.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 12,828 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit