🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.57 AU - 0.69 AU

Year: 189 Days

Day: 39.8 Hours

Environment

Temp: 184 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,338,904 km

• M1: 22,140 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.45 AU - 1.69 AU

Year: 745 Days

Day: 40.7 Hours

Environment

Temp: -61 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.7 AU - 1.86 AU

Year: 899 Days

Day: 37.6 Hours

Environment

Temp: -57 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.9

Radius: 12.9

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 6.4 AU - 7.52 AU

Year: 6954 Days

Day: 8.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,338,904 km

• M1: 160,668 km (0.06 R)
• M2: 608,714 km (0.064 R)
• M3: 1,076,357 km (0.087 R)
• M4: 2,589,240 km (0.077 R)
• M5: 3,190,923 km (0.034 R)
• M6: 3,679,659 km (0.046 R)
• M7: 6,158,645 km (0.108 R)
• M8: 7,095,277 km (0.106 R)
• M9: 10,342,898 km (0.046 R)
• M10: 10,896,410 km (0.094 R)
• M11: 11,421,199 km (0.078 R)
• M12: 11,962,893 km (0.112 R)
• M13: 13,150,850 km (0.076 R)
• M14: 13,746,249 km (0.071 R)
• M15: 14,644,136 km (0.099 R)
• M16: 18,097,303 km (0.086 R)
• M17: 20,440,006 km (0.097 R)
• M18: 20,946,395 km (0.107 R)
• M19: 22,363,086 km (0.071 R)
• M20: 26,910,263 km (0.074 R)
• M21: 27,518,828 km (0.069 R)
• M22: 33,019,092 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.5

Radius: 13.4

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 9.91 AU - 10.39 AU

Year: 12248 Days

Day: 9.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 63,338,904 km

• M1: 170,242 km (0.117 R)
• M2: 623,075 km (0.072 R)
• M3: 1,379,143 km (0.039 R)
• M4: 1,882,540 km (0.1 R)
• M5: 2,330,585 km (0.027 R)
• M6: 3,321,522 km (0.088 R)
• M7: 4,069,511 km (0.1 R)
• M8: 4,576,648 km (0.082 R)
• M9: 5,025,890 km (0.095 R)
• M10: 6,514,838 km (0.11 R)
• M11: 9,813,620 km (0.083 R)
• M12: 11,011,450 km (0.115 R)
• M13: 12,550,065 km (0.078 R)
• M14: 12,987,788 km (0.049 R)
• M15: 14,635,309 km (0.099 R)
• M16: 15,616,671 km (0.115 R)
• M17: 16,050,505 km (0.118 R)
• M18: 17,555,161 km (0.106 R)
• M19: 20,497,451 km (0.09 R)
• M20: 22,817,116 km (0.071 R)
• M21: 25,109,255 km (0.108 R)
• M22: 26,108,120 km (0.035 R)
• M23: 27,761,326 km (0.091 R)
• M24: 30,933,848 km (0.063 R)
• M25: 34,098,142 km (0.077 R)
• M26: 38,120,679 km (0.087 R)
• M27: 40,789,505 km (0.097 R)
• M28: 42,449,144 km (0.036 R)
• M29: 43,580,403 km (0.06 R)
• M30: 47,547,140 km (0.113 R)
• M31: 49,075,432 km (0.074 R)
• M32: 49,695,814 km (0.083 R)
• M33: 56,190,755 km (0.031 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.8

Radius: 8

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 10.38 AU - 14.88 AU

Year: 17000 Days

Day: 20.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,338,904 km

• M1: 99,483 km (0.067 R)
• M2: 459,116 km (0.111 R)
• M3: 2,497,836 km (0.1 R)
• M4: 3,311,498 km (0.052 R)
• M5: 5,592,716 km (0.065 R)
• M6: 8,239,851 km (0.033 R)
• M7: 11,393,075 km (0.051 R)
• M8: 12,458,511 km (0.108 R)
• M9: 15,200,789 km (0.053 R)
• M10: 16,270,564 km (0.111 R)
• M11: 17,619,637 km (0.079 R)
• M12: 23,671,021 km (0.069 R)
• M13: 32,343,658 km (0.111 R)
• M14: 34,348,569 km (0.048 R)
• M15: 44,045,353 km (0.091 R)
• M16: 47,245,551 km (0.046 R)
• M17: 53,132,377 km (0.051 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 761.1

Radius: 7.3

Gravity: 14.28 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 11.72 AU - 17 AU

Year: 20610 Days

Day: 20.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,338,904 km

• M1: 90,806 km (0.041 R)
• M2: 356,492 km (0.086 R)
• M3: 1,286,392 km (0.077 R)
• M4: 1,551,779 km (0.064 R)
• M5: 2,280,919 km (0.104 R)
• M6: 2,722,382 km (0.043 R)
• M7: 3,475,458 km (0.069 R)
• M8: 4,258,603 km (0.072 R)
• M9: 4,928,502 km (0.097 R)
• M10: 5,269,435 km (0.116 R)
• M11: 5,748,298 km (0.047 R)
• M12: 7,655,821 km (0.12 R)
• M13: 11,645,895 km (0.116 R)
• M14: 13,894,800 km (0.052 R)
• M15: 14,270,590 km (0.067 R)
• M16: 14,885,886 km (0.067 R)
• M17: 17,179,221 km (0.113 R)
• M18: 20,654,529 km (0.079 R)
• M19: 22,453,294 km (0.106 R)
• M20: 22,762,812 km (0.104 R)
• M21: 26,017,762 km (0.106 R)
• M22: 28,956,912 km (0.079 R)
• M23: 42,930,101 km (0.065 R)
• M24: 43,887,976 km (0.087 R)
• M25: 50,111,996 km (0.094 R)
• M26: 52,976,496 km (0.078 R)
• M27: 57,861,016 km (0.114 R)
• M28: 68,731,096 km (0.052 R)
• M29: 69,165,977 km (0.097 R)
• M30: 72,037,508 km (0.065 R)
• M31: 73,389,275 km (0.056 R)
• M32: 77,546,001 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 92.6

Radius: 3.5

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 15.86 AU - 16.54 AU

Year: 24696 Days

Day: 15.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 62.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,338,904 km

• M1: 47,123 km (0.054 R)
• M2: 189,092 km (0.102 R)
• M3: 1,487,452 km (0.05 R)
• M4: 2,069,387 km (0.095 R)
• M5: 7,392,528 km (0.117 R)
• M6: 8,228,481 km (0.084 R)
• M7: 8,895,389 km (0.092 R)
• M8: 14,224,514 km (0.115 R)
• M9: 15,844,359 km (0.041 R)
• M10: 16,594,593 km (0.064 R)
• M11: 18,760,171 km (0.119 R)
• M12: 22,097,999 km (0.074 R)
• M13: 43,876,607 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240

Radius: 6.1

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 15.81 AU - 17.43 AU

Year: 25662 Days

Day: 20.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,338,904 km

• M1: 76,145 km (0.092 R)
• M2: 552,166 km (0.073 R)
• M3: 815,907 km (0.094 R)
• M4: 1,174,942 km (0.088 R)
• M5: 2,858,666 km (0.072 R)
• M6: 3,152,177 km (0.119 R)
• M7: 3,602,317 km (0.097 R)
• M8: 3,974,815 km (0.034 R)
• M9: 4,185,748 km (0.058 R)
• M10: 4,436,026 km (0.089 R)
• M11: 4,630,204 km (0.1 R)
• M12: 5,176,236 km (0.099 R)
• M13: 5,428,159 km (0.08 R)
• M14: 8,126,904 km (0.101 R)
• M15: 11,365,399 km (0.111 R)
• M16: 13,604,430 km (0.062 R)
• M17: 14,085,088 km (0.08 R)
• M18: 16,121,714 km (0.104 R)
• M19: 20,320,926 km (0.115 R)
• M20: 20,858,282 km (0.077 R)
• M21: 26,129,512 km (0.054 R)
• M22: 31,983,127 km (0.118 R)
• M23: 36,774,298 km (0.074 R)
• M24: 37,975,270 km (0.093 R)
• M25: 41,162,752 km (0.106 R)
• M26: 49,660,060 km (0.089 R)
• M27: 52,453,651 km (0.064 R)
• M28: 56,222,021 km (0.087 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 539 - 18,750 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit