🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.63 AU - 0.65 AU

Year: 179 Days

Day: 39.4 Hours

Environment

Temp: 199 °C

Axial Tilt: 7.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.06 AU - 1.58 AU

Year: 531 Days

Day: 18.7 Hours

Environment

Temp: 13 °C

Axial Tilt: 45.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.78 AU - 5.76 AU

Year: 3645 Days

Day: 17.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.6

Radius: 11

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 6.4 AU - 6.98 AU

Year: 6054 Days

Day: 6.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,643,678 km

• M1: 136,882 km (0.12 R)
• M2: 559,945 km (0.101 R)
• M3: 1,602,642 km (0.091 R)
• M4: 1,956,291 km (0.061 R)
• M5: 2,499,032 km (0.102 R)
• M6: 3,566,563 km (0.095 R)
• M7: 4,304,380 km (0.087 R)
• M8: 4,669,548 km (0.033 R)
• M9: 5,285,592 km (0.11 R)
• M10: 6,611,927 km (0.105 R)
• M11: 8,070,356 km (0.09 R)
• M12: 10,319,112 km (0.066 R)
• M13: 11,662,351 km (0.054 R)
• M14: 12,690,836 km (0.063 R)
• M15: 13,336,351 km (0.049 R)
• M16: 18,484,313 km (0.041 R)
• M17: 18,965,270 km (0.058 R)
• M18: 20,458,556 km (0.11 R)
• M19: 22,028,735 km (0.092 R)
• M20: 22,647,622 km (0.115 R)
• M21: 24,491,415 km (0.054 R)
• M22: 24,988,380 km (0.029 R)
• M23: 30,430,451 km (0.066 R)
• M24: 34,605,727 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967

Radius: 9

Gravity: 11.94 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.74 AU - 9.1 AU

Year: 7798 Days

Day: 14.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 59,643,678 km

• M1: 112,049 km (0.047 R)
• M2: 563,535 km (0.079 R)
• M3: 910,602 km (0.112 R)
• M4: 1,220,270 km (0.07 R)
• M5: 1,518,718 km (0.032 R)
• M6: 1,929,663 km (0.103 R)
• M7: 2,432,461 km (0.097 R)
• M8: 3,064,064 km (0.094 R)
• M9: 3,526,919 km (0.062 R)
• M10: 5,012,875 km (0.081 R)
• M11: 5,860,497 km (0.112 R)
• M12: 6,175,400 km (0.039 R)
• M13: 7,549,157 km (0.101 R)
• M14: 8,092,198 km (0.065 R)
• M15: 9,539,856 km (0.096 R)
• M16: 10,994,396 km (0.096 R)
• M17: 11,692,270 km (0.037 R)
• M18: 13,657,089 km (0.083 R)
• M19: 15,498,788 km (0.116 R)
• M20: 16,722,050 km (0.097 R)
• M21: 23,203,976 km (0.117 R)
• M22: 24,261,483 km (0.089 R)
• M23: 26,094,805 km (0.101 R)
• M24: 28,018,784 km (0.089 R)
• M25: 33,349,405 km (0.117 R)
• M26: 34,695,187 km (0.12 R)
• M27: 35,496,732 km (0.107 R)
• M28: 43,539,114 km (0.077 R)
• M29: 44,605,896 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.8

Radius: 13.5

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 7.52 AU - 9.68 AU

Year: 8823 Days

Day: 8.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,643,678 km

• M1: 167,849 km (0.083 R)
• M2: 601,234 km (0.081 R)
• M3: 1,086,230 km (0.106 R)
• M4: 3,372,534 km (0.12 R)
• M5: 3,817,139 km (0.107 R)
• M6: 4,505,738 km (0.098 R)
• M7: 4,963,508 km (0.083 R)
• M8: 8,240,150 km (0.091 R)
• M9: 11,079,667 km (0.081 R)
• M10: 11,767,668 km (0.108 R)
• M11: 14,344,790 km (0.083 R)
• M12: 16,891,096 km (0.092 R)
• M13: 17,736,922 km (0.118 R)
• M14: 29,547,375 km (0.06 R)
• M15: 32,036,982 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.7

Radius: 11.3

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 7.63 AU - 10.15 AU

Year: 9273 Days

Day: 13.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,643,678 km

• M1: 140,921 km (0.118 R)
• M2: 546,182 km (0.087 R)
• M3: 939,624 km (0.061 R)
• M4: 2,198,939 km (0.111 R)
• M5: 2,592,830 km (0.107 R)
• M6: 3,013,051 km (0.108 R)
• M7: 4,416,578 km (0.078 R)
• M8: 6,605,793 km (0.036 R)
• M9: 9,345,977 km (0.077 R)
• M10: 12,768,029 km (0.117 R)
• M11: 13,517,364 km (0.096 R)
• M12: 16,206,237 km (0.081 R)
• M13: 21,636,639 km (0.066 R)
• M14: 23,715,601 km (0.084 R)
• M15: 24,408,089 km (0.051 R)
• M16: 34,679,479 km (0.074 R)
• M17: 36,823,516 km (0.098 R)
• M18: 37,402,011 km (0.077 R)
• M19: 37,869,355 km (0.11 R)
• M20: 38,458,770 km (0.06 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.5

Radius: 13.9

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 7.18 AU - 11.14 AU

Year: 9699 Days

Day: 9 Hours

Environment

Temp: -168 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,643,678 km

• M1: 174,132 km (0.101 R)
• M2: 632,201 km (0.028 R)
• M3: 1,222,215 km (0.042 R)
• M4: 2,088,835 km (0.118 R)
• M5: 2,541,369 km (0.119 R)
• M6: 3,937,865 km (0.106 R)
• M7: 4,871,056 km (0.087 R)
• M8: 6,008,000 km (0.098 R)
• M9: 6,445,424 km (0.098 R)
• M10: 7,420,054 km (0.092 R)
• M11: 9,661,928 km (0.06 R)
• M12: 11,545,664 km (0.103 R)
• M13: 13,717,078 km (0.067 R)
• M14: 14,313,674 km (0.106 R)
• M15: 20,211,420 km (0.083 R)
• M16: 21,997,469 km (0.064 R)
• M17: 24,990,623 km (0.086 R)
• M18: 25,555,206 km (0.037 R)
• M19: 26,293,621 km (0.104 R)
• M20: 27,555,928 km (0.076 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 249.9

Radius: 7.5

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 15.43 AU - 17.13 AU

Year: 22980 Days

Day: 18.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 59,643,678 km

• M1: 93,349 km (0.105 R)
• M2: 355,893 km (0.048 R)
• M3: 886,068 km (0.048 R)
• M4: 1,164,320 km (0.102 R)
• M5: 2,100,055 km (0.056 R)
• M6: 2,475,396 km (0.115 R)
• M7: 2,802,716 km (0.104 R)
• M8: 4,664,761 km (0.111 R)
• M9: 5,702,671 km (0.114 R)
• M10: 5,965,664 km (0.095 R)
• M11: 6,556,426 km (0.096 R)
• M12: 7,013,896 km (0.104 R)
• M13: 13,743,407 km (0.075 R)
• M14: 14,632,018 km (0.106 R)
• M15: 19,826,655 km (0.09 R)
• M16: 22,227,850 km (0.093 R)
• M17: 26,545,245 km (0.044 R)
• M18: 28,680,305 km (0.104 R)
• M19: 29,453,876 km (0.087 R)
• M20: 32,449,274 km (0.053 R)
• M21: 37,183,448 km (0.072 R)
• M22: 38,501,705 km (0.102 R)
• M23: 40,675,212 km (0.045 R)
• M24: 43,072,817 km (0.062 R)
• M25: 46,615,893 km (0.082 R)
• M26: 49,239,840 km (0.111 R)
• M27: 51,635,500 km (0.115 R)
• M28: 55,970,248 km (0.102 R)
• M29: 57,525,468 km (0.065 R)

Kuiper Belt

Range: 31.4 - 58.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 15,144 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit