🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.41 AU - 0.67 AU

Year: 260 Days

Day: 14.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,889,267 km

• M1: 39,943 km (0.099 R)

Asteroid Belt

Center: 1.14 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.5

Radius: 9.8

Gravity: 8.44 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.47 AU - 2.01 AU

Year: 1506 Days

Day: 12.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,889,267 km

• M1: 121,922 km (0.081 R)
• M2: 490,831 km (0.103 R)
• M3: 807,978 km (0.081 R)
• M4: 1,175,839 km (0.115 R)
• M5: 1,816,268 km (0.063 R)
• M6: 2,362,001 km (0.116 R)
• M7: 3,256,746 km (0.042 R)
• M8: 3,781,834 km (0.077 R)
• M9: 4,343,574 km (0.066 R)
• M10: 5,300,253 km (0.08 R)
• M11: 5,863,489 km (0.071 R)
• M12: 6,951,364 km (0.094 R)
• M13: 7,270,307 km (0.089 R)
• M14: 7,823,370 km (0.052 R)
• M15: 9,817,061 km (0.115 R)
• M16: 10,185,072 km (0.079 R)
• M17: 12,906,407 km (0.093 R)
• M18: 13,967,953 km (0.06 R)
• M19: 14,348,680 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.4

Radius: 9.1

Gravity: 11.19 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.43 AU - 2.17 AU

Year: 1584 Days

Day: 11.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 92 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,889,267 km

• M1: 113,994 km (0.104 R)
• M2: 444,156 km (0.062 R)
• M3: 899,831 km (0.116 R)
• M4: 1,416,692 km (0.091 R)
• M5: 1,925,773 km (0.092 R)
• M6: 2,936,457 km (0.041 R)
• M7: 3,440,901 km (0.096 R)
• M8: 4,562,585 km (0.09 R)
• M9: 5,240,563 km (0.081 R)
• M10: 5,911,659 km (0.078 R)
• M11: 6,796,530 km (0.117 R)
• M12: 8,001,242 km (0.047 R)
• M13: 8,422,659 km (0.111 R)
• M14: 10,648,077 km (0.105 R)
• M15: 12,505,484 km (0.063 R)
• M16: 13,489,838 km (0.119 R)
• M17: 13,786,491 km (0.048 R)
• M18: 14,261,464 km (0.084 R)
• M19: 14,658,048 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893

Radius: 9.4

Gravity: 10.11 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.15 AU - 2.35 AU

Year: 2214 Days

Day: 5.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 27,889,267 km

• M1: 116,836 km (0.078 R)
• M2: 410,945 km (0.072 R)
• M3: 813,962 km (0.099 R)
• M4: 1,113,307 km (0.082 R)
• M5: 1,684,622 km (0.037 R)
• M6: 2,210,159 km (0.099 R)
• M7: 2,555,281 km (0.09 R)
• M8: 3,082,913 km (0.116 R)
• M9: 3,700,154 km (0.081 R)
• M10: 4,189,937 km (0.106 R)
• M11: 5,039,952 km (0.117 R)
• M12: 5,667,815 km (0.066 R)
• M13: 6,346,690 km (0.097 R)
• M14: 6,819,269 km (0.073 R)
• M15: 7,137,464 km (0.084 R)
• M16: 7,772,657 km (0.109 R)
• M17: 9,543,297 km (0.117 R)
• M18: 10,889,827 km (0.07 R)
• M19: 11,205,479 km (0.11 R)
• M20: 12,273,907 km (0.112 R)
• M21: 12,616,037 km (0.047 R)
• M22: 16,190,529 km (0.105 R)
• M23: 16,810,612 km (0.114 R)
• M24: 18,374,807 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.3

Radius: 11.4

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.95 AU - 4.21 AU

Year: 4444 Days

Day: 11.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 27,889,267 km

• M1: 141,968 km (0.117 R)
• M2: 1,066,184 km (0.106 R)
• M3: 1,681,181 km (0.051 R)
• M4: 2,204,325 km (0.115 R)
• M5: 2,962,786 km (0.093 R)
• M6: 3,623,709 km (0.111 R)
• M7: 4,968,295 km (0.067 R)
• M8: 5,351,415 km (0.097 R)
• M9: 6,751,651 km (0.066 R)
• M10: 8,613,397 km (0.033 R)
• M11: 11,917,565 km (0.071 R)
• M12: 16,044,671 km (0.109 R)
• M13: 21,972,636 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.7

Radius: 9.3

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.79 AU - 5.13 AU

Year: 7247 Days

Day: 7.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 27,889,267 km

• M1: 115,789 km (0.067 R)
• M2: 487,539 km (0.107 R)
• M3: 780,302 km (0.103 R)
• M4: 1,108,819 km (0.066 R)
• M5: 1,541,905 km (0.112 R)
• M6: 2,099,008 km (0.063 R)
• M7: 2,719,839 km (0.106 R)
• M8: 3,162,499 km (0.1 R)
• M9: 6,423,284 km (0.098 R)
• M10: 6,779,177 km (0.105 R)
• M11: 7,793,002 km (0.116 R)
• M12: 8,232,520 km (0.099 R)
• M13: 10,973,453 km (0.038 R)
• M14: 13,487,445 km (0.093 R)
• M15: 14,072,223 km (0.065 R)
• M16: 15,608,443 km (0.056 R)
• M17: 16,417,020 km (0.108 R)
• M18: 17,942,619 km (0.041 R)
• M19: 18,709,906 km (0.11 R)
• M20: 20,948,788 km (0.118 R)
• M21: 22,604,986 km (0.073 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358.2

Radius: 6.7

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 5.13 AU - 6.99 AU

Year: 9786 Days

Day: 17.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 144.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 27,889,267 km

• M1: 83,326 km (0.105 R)
• M2: 410,497 km (0.085 R)
• M3: 728,093 km (0.079 R)
• M4: 1,078,301 km (0.095 R)
• M5: 3,926,795 km (0.066 R)
• M6: 6,097,310 km (0.107 R)
• M7: 8,832,258 km (0.068 R)
• M8: 12,237,854 km (0.111 R)
• M9: 13,505,696 km (0.087 R)
• M10: 14,980,581 km (0.098 R)
• M11: 15,412,021 km (0.102 R)
• M12: 16,624,961 km (0.109 R)
• M13: 18,597,110 km (0.088 R)
• M14: 37,272,758 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350.5

Radius: 5.9

Gravity: 10.07 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 7.56 AU - 7.88 AU

Year: 14071 Days

Day: 15.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 27,889,267 km

• M1: 73,602 km (0.094 R)
• M2: 266,583 km (0.08 R)
• M3: 673,639 km (0.115 R)
• M4: 861,085 km (0.116 R)
• M5: 1,648,419 km (0.039 R)
• M6: 2,134,313 km (0.036 R)
• M7: 2,816,479 km (0.12 R)
• M8: 3,266,619 km (0.091 R)
• M9: 3,921,858 km (0.095 R)
• M10: 4,196,071 km (0.064 R)
• M11: 5,659,587 km (0.101 R)
• M12: 7,811,851 km (0.062 R)
• M13: 8,697,171 km (0.075 R)
• M14: 9,069,371 km (0.109 R)
• M15: 9,549,430 km (0.037 R)
• M16: 10,877,112 km (0.06 R)
• M17: 11,145,789 km (0.083 R)
• M18: 14,273,133 km (0.089 R)
• M19: 14,725,666 km (0.112 R)
• M20: 15,054,632 km (0.096 R)
• M21: 16,845,169 km (0.069 R)
• M22: 17,350,361 km (0.057 R)
• M23: 17,717,474 km (0.082 R)
• M24: 18,391,263 km (0.076 R)
• M25: 18,772,887 km (0.116 R)
• M26: 24,684,397 km (0.077 R)
• M27: 26,966,512 km (0.055 R)
• M28: 28,462,192 km (0.057 R)
• M29: 30,117,492 km (0.104 R)
• M30: 31,945,429 km (0.056 R)
• M31: 37,017,694 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 658.2

Radius: 5.7

Gravity: 20.26 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 8.48 AU - 8.8 AU

Year: 16660 Days

Day: 19.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 27,889,267 km

• M1: 73,453 km (0.075 R)
• M2: 281,842 km (0.074 R)
• M3: 642,972 km (0.096 R)
• M4: 889,359 km (0.091 R)
• M5: 1,306,588 km (0.115 R)
• M6: 1,973,495 km (0.066 R)
• M7: 3,194,812 km (0.118 R)
• M8: 3,860,223 km (0.059 R)
• M9: 4,647,407 km (0.088 R)
• M10: 6,833,780 km (0.074 R)
• M11: 11,422,545 km (0.11 R)
• M12: 11,669,681 km (0.117 R)
• M13: 13,501,357 km (0.1 R)
• M14: 13,708,401 km (0.051 R)
• M15: 16,204,591 km (0.065 R)
• M16: 18,222,367 km (0.044 R)
• M17: 18,988,159 km (0.047 R)
• M18: 19,335,226 km (0.048 R)
• M19: 20,674,575 km (0.1 R)
• M20: 27,306,997 km (0.105 R)
• M21: 28,084,158 km (0.084 R)
• M22: 29,915,535 km (0.112 R)
• M23: 30,267,539 km (0.114 R)
• M24: 31,703,230 km (0.119 R)
• M25: 37,628,352 km (0.107 R)
• M26: 40,134,416 km (0.083 R)
• M27: 41,428,288 km (0.083 R)
• M28: 41,865,563 km (0.087 R)
• M29: 61,426,681 km (0.112 R)
• M30: 61,805,463 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 29.2

Radius: 3.7

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 9.83 AU - 10.65 AU

Year: 21496 Days

Day: 19 Hours

Environment

Temp: -233 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,889,267 km

• M1: 46,076 km (0.093 R)
• M2: 192,682 km (0.118 R)
• M3: 426,055 km (0.076 R)
• M4: 1,121,236 km (0.119 R)
• M5: 1,456,335 km (0.071 R)
• M6: 2,021,666 km (0.05 R)
• M7: 4,430,341 km (0.095 R)
• M8: 4,729,088 km (0.052 R)
• M9: 5,648,965 km (0.067 R)
• M10: 6,242,420 km (0.117 R)
• M11: 6,491,052 km (0.111 R)
• M12: 8,457,815 km (0.058 R)
• M13: 11,146,837 km (0.103 R)
• M14: 11,745,527 km (0.099 R)
• M15: 13,157,731 km (0.086 R)
• M16: 19,807,207 km (0.077 R)
• M17: 22,732,144 km (0.117 R)
• M18: 26,817,363 km (0.088 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 18,837 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit