🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.5

Radius: 9.3

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.58 AU - 0.92 AU

Year: 448 Days

Day: 6.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,717,947 km

• M1: 115,639 km (0.092 R)
• M2: 428,149 km (0.068 R)
• M3: 761,154 km (0.086 R)
• M4: 1,193,941 km (0.108 R)
• M5: 1,581,997 km (0.074 R)
• M6: 2,106,188 km (0.048 R)
• M7: 2,616,018 km (0.073 R)
• M8: 3,242,384 km (0.099 R)
• M9: 3,591,246 km (0.119 R)
• M10: 3,951,478 km (0.098 R)
• M11: 4,306,474 km (0.109 R)
• M12: 4,999,262 km (0.105 R)
• M13: 5,640,588 km (0.114 R)
• M14: 6,129,025 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.6

Radius: 14.2

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.09 AU - 1.13 AU

Year: 807 Days

Day: 8 Hours

Environment

Temp: -180 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 51,717,947 km

• M1: 176,825 km (0.114 R)
• M2: 631,303 km (0.105 R)
• M3: 1,435,691 km (0.086 R)
• M4: 1,931,757 km (0.113 R)
• M5: 3,625,953 km (0.057 R)
• M6: 4,320,985 km (0.11 R)
• M7: 4,873,300 km (0.055 R)
• M8: 5,605,881 km (0.12 R)
• M9: 7,315,037 km (0.113 R)
• M10: 8,202,451 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902

Radius: 8.4

Gravity: 12.78 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.83 AU - 2.97 AU

Year: 2566 Days

Day: 9.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,717,947 km

• M1: 104,569 km (0.085 R)
• M2: 438,322 km (0.069 R)
• M3: 822,489 km (0.098 R)
• M4: 1,148,164 km (0.053 R)
• M5: 1,952,402 km (0.078 R)
• M6: 2,367,237 km (0.103 R)
• M7: 3,055,985 km (0.082 R)
• M8: 5,039,503 km (0.095 R)
• M9: 6,684,631 km (0.065 R)
• M10: 7,040,225 km (0.118 R)
• M11: 8,799,347 km (0.091 R)
• M12: 10,085,140 km (0.064 R)
• M13: 11,702,892 km (0.102 R)
• M14: 13,440,022 km (0.064 R)
• M15: 14,639,947 km (0.114 R)
• M16: 16,598,482 km (0.116 R)
• M17: 17,196,574 km (0.109 R)
• M18: 18,725,465 km (0.096 R)
• M19: 19,136,260 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.4

Radius: 11.6

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.22 AU - 3.66 AU

Year: 3480 Days

Day: 5.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,717,947 km

• M1: 144,362 km (0.096 R)
• M2: 529,277 km (0.049 R)
• M3: 903,422 km (0.071 R)
• M4: 1,343,239 km (0.103 R)
• M5: 2,193,703 km (0.118 R)
• M6: 2,821,715 km (0.05 R)
• M7: 3,566,413 km (0.111 R)
• M8: 4,190,984 km (0.117 R)
• M9: 4,694,381 km (0.084 R)
• M10: 5,110,712 km (0.057 R)
• M11: 5,850,623 km (0.101 R)
• M12: 6,510,649 km (0.099 R)
• M13: 7,124,299 km (0.038 R)
• M14: 7,979,401 km (0.09 R)
• M15: 8,791,867 km (0.038 R)
• M16: 11,343,558 km (0.095 R)
• M17: 12,370,547 km (0.033 R)
• M18: 13,025,337 km (0.093 R)
• M19: 14,763,814 km (0.1 R)
• M20: 17,625,172 km (0.114 R)
• M21: 22,375,354 km (0.06 R)
• M22: 23,347,889 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.9

Radius: 10.5

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.22 AU - 3.36 AU

Year: 4119 Days

Day: 13.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,717,947 km

• M1: 130,599 km (0.051 R)
• M2: 600,336 km (0.118 R)
• M3: 934,987 km (0.116 R)
• M4: 1,340,995 km (0.072 R)
• M5: 1,914,105 km (0.101 R)
• M6: 3,109,392 km (0.111 R)
• M7: 4,447,395 km (0.053 R)
• M8: 5,859,898 km (0.115 R)
• M9: 6,449,314 km (0.055 R)
• M10: 6,833,631 km (0.098 R)
• M11: 7,201,941 km (0.096 R)
• M12: 8,283,832 km (0.099 R)
• M13: 8,774,364 km (0.105 R)
• M14: 9,584,137 km (0.117 R)
• M15: 11,566,459 km (0.102 R)
• M16: 12,494,414 km (0.106 R)
• M17: 13,234,176 km (0.118 R)
• M18: 14,002,959 km (0.057 R)
• M19: 15,056,726 km (0.07 R)
• M20: 15,788,110 km (0.05 R)
• M21: 19,314,731 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.1

Radius: 13.1

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.89 AU - 6.29 AU

Year: 7927 Days

Day: 10.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,717,947 km

• M1: 163,660 km (0.095 R)
• M2: 1,044,343 km (0.119 R)
• M3: 1,894,358 km (0.088 R)
• M4: 2,782,072 km (0.114 R)
• M5: 4,251,272 km (0.045 R)
• M6: 6,655,011 km (0.047 R)
• M7: 8,277,101 km (0.092 R)
• M8: 8,730,532 km (0.057 R)
• M9: 12,144,056 km (0.109 R)
• M10: 13,908,264 km (0.031 R)
• M11: 19,550,946 km (0.096 R)
• M12: 20,977,212 km (0.089 R)
• M13: 24,342,566 km (0.07 R)
• M14: 25,040,739 km (0.096 R)
• M15: 25,992,331 km (0.106 R)
• M16: 26,968,008 km (0.043 R)
• M17: 28,906,049 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660

Radius: 10.1

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 3.87 AU - 6.31 AU

Year: 7927 Days

Day: 7.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,717,947 km

• M1: 125,662 km (0.095 R)
• M2: 527,332 km (0.12 R)
• M3: 1,329,775 km (0.087 R)
• M4: 2,223,324 km (0.12 R)
• M5: 2,850,887 km (0.073 R)
• M6: 3,883,262 km (0.096 R)
• M7: 4,403,264 km (0.108 R)
• M8: 5,088,123 km (0.113 R)
• M9: 8,259,897 km (0.055 R)
• M10: 8,683,558 km (0.074 R)
• M11: 9,032,719 km (0.047 R)
• M12: 9,759,615 km (0.113 R)
• M13: 12,229,028 km (0.094 R)
• M14: 12,668,396 km (0.117 R)
• M15: 13,462,761 km (0.104 R)
• M16: 21,055,900 km (0.109 R)
• M17: 21,449,343 km (0.111 R)
• M18: 23,999,089 km (0.076 R)
• M19: 25,657,980 km (0.086 R)
• M20: 28,526,668 km (0.099 R)
• M21: 29,790,920 km (0.112 R)
• M22: 32,955,813 km (0.028 R)
• M23: 39,229,349 km (0.032 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.3

Radius: 12.3

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.39 AU - 6.43 AU

Year: 8686 Days

Day: 5.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,717,947 km

• M1: 153,039 km (0.112 R)
• M2: 608,415 km (0.095 R)
• M3: 1,062,893 km (0.088 R)
• M4: 1,575,565 km (0.098 R)
• M5: 2,384,291 km (0.111 R)
• M6: 2,798,677 km (0.093 R)
• M7: 4,096,139 km (0.105 R)
• M8: 4,599,835 km (0.045 R)
• M9: 6,424,481 km (0.1 R)
• M10: 7,871,541 km (0.104 R)
• M11: 10,497,283 km (0.107 R)
• M12: 15,322,562 km (0.056 R)
• M13: 20,917,373 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939.1

Radius: 7.7

Gravity: 15.84 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 6.63 AU - 8.43 AU

Year: 14263 Days

Day: 24.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 51,717,947 km

• M1: 96,939 km (0.117 R)
• M2: 456,872 km (0.102 R)
• M3: 992,582 km (0.084 R)
• M4: 1,321,398 km (0.066 R)
• M5: 2,083,599 km (0.119 R)
• M6: 3,318,380 km (0.117 R)
• M7: 4,185,300 km (0.038 R)
• M8: 5,489,943 km (0.117 R)
• M9: 5,834,915 km (0.108 R)
• M10: 6,113,317 km (0.058 R)
• M11: 6,400,395 km (0.067 R)
• M12: 9,623,781 km (0.092 R)
• M13: 11,613,582 km (0.086 R)
• M14: 14,503,514 km (0.111 R)
• M15: 15,615,175 km (0.026 R)
• M16: 16,308,711 km (0.098 R)
• M17: 18,598,306 km (0.047 R)
• M18: 19,642,200 km (0.104 R)
• M19: 23,703,783 km (0.09 R)
• M20: 25,347,863 km (0.075 R)
• M21: 27,842,408 km (0.088 R)
• M22: 29,788,227 km (0.081 R)
• M23: 42,800,100 km (0.103 R)
• M24: 46,323,130 km (0.099 R)
• M25: 49,375,376 km (0.101 R)
• M26: 52,901,996 km (0.117 R)
• M27: 53,246,370 km (0.059 R)
• M28: 56,953,256 km (0.043 R)
• M29: 60,452,200 km (0.097 R)
• M30: 61,396,313 km (0.068 R)
• M31: 67,267,879 km (0.105 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392.5

Radius: 3.4

Gravity: 33.95 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 7.55 AU - 7.89 AU

Year: 14806 Days

Day: 21.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 84.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,717,947 km

• M1: 44,431 km (0.11 R)
• M2: 213,177 km (0.048 R)
• M3: 369,507 km (0.1 R)
• M4: 774,618 km (0.095 R)
• M5: 1,423,573 km (0.1 R)
• M6: 1,537,417 km (0.082 R)
• M7: 5,072,116 km (0.049 R)
• M8: 10,872,773 km (0.1 R)
• M9: 12,062,525 km (0.08 R)
• M10: 14,630,373 km (0.086 R)
• M11: 29,376,683 km (0.061 R)
• M12: 29,911,346 km (0.053 R)
• M13: 37,588,410 km (0.032 R)
• M14: 41,876,633 km (0.045 R)
• M15: 42,689,847 km (0.112 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 155 - 16,105 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit