🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855.7

Radius: 14.5

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.98 AU - 1.52 AU

Year: 889 Days

Day: 14.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 85,616,683 km

• M1: 180,415 km (0.09 R)
• M2: 651,499 km (0.099 R)
• M3: 1,228,797 km (0.05 R)
• M4: 1,718,132 km (0.115 R)
• M5: 2,286,304 km (0.086 R)
• M6: 2,827,849 km (0.069 R)
• M7: 3,300,129 km (0.092 R)
• M8: 3,934,125 km (0.104 R)
• M9: 4,440,962 km (0.104 R)
• M10: 5,084,383 km (0.061 R)
• M11: 6,382,593 km (0.105 R)
• M12: 8,730,233 km (0.099 R)
• M13: 9,284,044 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.5

Radius: 13

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.07 AU - 1.45 AU

Year: 899 Days

Day: 6.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,616,683 km

• M1: 162,314 km (0.087 R)
• M2: 669,600 km (0.12 R)
• M3: 1,082,490 km (0.073 R)
• M4: 1,625,231 km (0.082 R)
• M5: 2,104,842 km (0.108 R)
• M6: 2,542,865 km (0.102 R)
• M7: 3,316,286 km (0.089 R)
• M8: 4,083,723 km (0.099 R)
• M9: 4,670,296 km (0.079 R)
• M10: 5,220,068 km (0.063 R)
• M11: 6,074,422 km (0.116 R)
• M12: 7,387,292 km (0.105 R)
• M13: 7,815,890 km (0.119 R)
• M14: 8,987,690 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.9

Radius: 8.7

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 2.32 AU - 2.72 AU

Year: 2544 Days

Day: 8.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,616,683 km

• M1: 108,159 km (0.107 R)
• M2: 513,420 km (0.052 R)
• M3: 813,364 km (0.108 R)
• M4: 1,118,094 km (0.11 R)
• M5: 1,403,976 km (0.114 R)
• M6: 1,706,463 km (0.067 R)
• M7: 2,617,065 km (0.084 R)
• M8: 3,229,968 km (0.117 R)
• M9: 3,708,082 km (0.055 R)
• M10: 4,192,181 km (0.099 R)
• M11: 4,523,690 km (0.065 R)
• M12: 4,872,702 km (0.111 R)
• M13: 5,381,933 km (0.078 R)
• M14: 5,977,482 km (0.026 R)
• M15: 6,867,290 km (0.114 R)
• M16: 7,153,770 km (0.106 R)
• M17: 7,812,001 km (0.092 R)
• M18: 8,641,222 km (0.065 R)
• M19: 11,804,319 km (0.095 R)
• M20: 12,383,413 km (0.111 R)
• M21: 13,959,875 km (0.112 R)
• M22: 14,986,715 km (0.099 R)
• M23: 15,275,289 km (0.119 R)
• M24: 16,213,716 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 803.1

Radius: 11.6

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.18 AU - 3.42 AU

Year: 2979 Days

Day: 14.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 85,616,683 km

• M1: 145,260 km (0.084 R)
• M2: 565,929 km (0.108 R)
• M3: 978,819 km (0.116 R)
• M4: 1,462,768 km (0.086 R)
• M5: 1,827,637 km (0.064 R)
• M6: 2,268,203 km (0.118 R)
• M7: 3,239,691 km (0.094 R)
• M8: 4,205,944 km (0.064 R)
• M9: 6,043,904 km (0.12 R)
• M10: 7,064,011 km (0.073 R)
• M11: 7,893,532 km (0.087 R)
• M12: 9,481,363 km (0.041 R)
• M13: 9,977,430 km (0.115 R)
• M14: 11,786,068 km (0.077 R)
• M15: 13,468,446 km (0.077 R)
• M16: 14,843,998 km (0.09 R)
• M17: 15,253,747 km (0.094 R)
• M18: 16,802,833 km (0.103 R)
• M19: 19,289,000 km (0.074 R)
• M20: 19,838,922 km (0.116 R)
• M21: 21,291,816 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.1

Radius: 13.7

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.09 AU - 4.19 AU

Year: 5356 Days

Day: 13.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 85,616,683 km

• M1: 170,841 km (0.111 R)
• M2: 921,672 km (0.095 R)
• M3: 2,422,289 km (0.114 R)
• M4: 4,244,690 km (0.113 R)
• M5: 5,357,399 km (0.084 R)
• M6: 7,538,087 km (0.106 R)
• M7: 8,081,427 km (0.11 R)
• M8: 8,612,050 km (0.08 R)
• M9: 11,718,300 km (0.09 R)
• M10: 13,522,750 km (0.114 R)
• M11: 14,217,931 km (0.078 R)
• M12: 15,219,639 km (0.084 R)
• M13: 21,373,497 km (0.05 R)
• M14: 23,440,790 km (0.113 R)
• M15: 28,227,622 km (0.099 R)
• M16: 29,898,331 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.7

Radius: 9.1

Gravity: 10.96 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.1 AU - 6.24 AU

Year: 7474 Days

Day: 8.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 85,616,683 km

• M1: 113,246 km (0.11 R)
• M2: 448,943 km (0.116 R)
• M3: 733,778 km (0.029 R)
• M4: 1,178,831 km (0.085 R)
• M5: 2,080,906 km (0.105 R)
• M6: 2,412,116 km (0.12 R)
• M7: 3,093,834 km (0.105 R)
• M8: 3,747,127 km (0.087 R)
• M9: 4,133,389 km (0.103 R)
• M10: 4,489,582 km (0.106 R)
• M11: 5,850,025 km (0.106 R)
• M12: 6,923,090 km (0.119 R)
• M13: 8,905,262 km (0.081 R)
• M14: 13,237,317 km (0.11 R)
• M15: 14,135,952 km (0.077 R)
• M16: 16,799,242 km (0.11 R)
• M17: 17,567,128 km (0.092 R)
• M18: 17,995,726 km (0.034 R)
• M19: 19,097,814 km (0.032 R)
• M20: 19,627,241 km (0.119 R)
• M21: 20,011,408 km (0.101 R)
• M22: 27,813,386 km (0.047 R)
• M23: 30,601,441 km (0.086 R)
• M24: 33,461,154 km (0.084 R)
• M25: 37,309,709 km (0.074 R)
• M26: 42,972,736 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206

Radius: 6.4

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 7.08 AU - 9.52 AU

Year: 15204 Days

Day: 17.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,616,683 km

• M1: 79,736 km (0.118 R)
• M2: 765,941 km (0.059 R)
• M3: 1,178,682 km (0.079 R)
• M4: 1,468,303 km (0.107 R)
• M5: 1,716,187 km (0.103 R)
• M6: 2,613,026 km (0.105 R)
• M7: 2,812,440 km (0.087 R)
• M8: 3,065,111 km (0.099 R)
• M9: 3,568,208 km (0.119 R)
• M10: 4,151,341 km (0.103 R)
• M11: 4,396,083 km (0.084 R)
• M12: 5,251,184 km (0.029 R)
• M13: 5,537,814 km (0.093 R)
• M14: 8,872,650 km (0.117 R)
• M15: 11,137,711 km (0.117 R)
• M16: 12,599,432 km (0.067 R)
• M17: 12,998,409 km (0.062 R)
• M18: 20,346,956 km (0.115 R)
• M19: 21,942,118 km (0.11 R)
• M20: 22,938,290 km (0.12 R)
• M21: 23,618,811 km (0.093 R)
• M22: 25,559,993 km (0.103 R)
• M23: 26,383,828 km (0.09 R)
• M24: 33,081,624 km (0.057 R)
• M25: 40,953,763 km (0.03 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 991.2

Radius: 3.7

Gravity: 72.4 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 7.92 AU - 9.26 AU

Year: 16007 Days

Day: 16.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 85,616,683 km

• M1: 46,076 km (0.068 R)
• M2: 184,005 km (0.118 R)
• M3: 344,075 km (0.115 R)
• M4: 471,233 km (0.074 R)
• M5: 604,226 km (0.116 R)
• M6: 901,926 km (0.11 R)
• M7: 1,260,960 km (0.092 R)
• M8: 1,744,311 km (0.089 R)
• M9: 3,011,854 km (0.085 R)
• M10: 4,444,104 km (0.086 R)
• M11: 5,617,998 km (0.098 R)
• M12: 8,556,998 km (0.094 R)
• M13: 8,715,572 km (0.069 R)
• M14: 9,148,059 km (0.055 R)
• M15: 9,481,663 km (0.115 R)
• M16: 14,965,771 km (0.052 R)
• M17: 16,875,089 km (0.108 R)
• M18: 17,124,618 km (0.082 R)
• M19: 17,716,277 km (0.094 R)
• M20: 18,147,269 km (0.106 R)
• M21: 19,210,162 km (0.086 R)
• M22: 22,545,745 km (0.09 R)
• M23: 25,368,209 km (0.11 R)
• M24: 30,580,348 km (0.067 R)
• M25: 31,954,853 km (0.119 R)
• M26: 34,026,784 km (0.07 R)
• M27: 38,292,567 km (0.104 R)
• M28: 40,926,088 km (0.115 R)
• M29: 43,366,029 km (0.079 R)
• M30: 43,834,121 km (0.105 R)
• M31: 44,780,178 km (0.034 R)
• M32: 46,876,792 km (0.058 R)
• M33: 47,369,717 km (0.088 R)
• M34: 49,037,883 km (0.086 R)
• M35: 57,030,448 km (0.117 R)
• M36: 59,299,399 km (0.106 R)
• M37: 60,068,931 km (0.05 R)
• M38: 62,219,400 km (0.036 R)
• M39: 64,218,476 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634.9

Radius: 5.2

Gravity: 23.48 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 9.34 AU - 13.66 AU

Year: 24796 Days

Day: 15.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 85,616,683 km

• M1: 64,626 km (0.092 R)
• M2: 470,336 km (0.118 R)
• M3: 812,616 km (0.085 R)
• M4: 1,092,064 km (0.106 R)
• M5: 1,533,827 km (0.09 R)
• M6: 1,711,400 km (0.118 R)
• M7: 1,922,632 km (0.066 R)
• M8: 2,662,992 km (0.079 R)
• M9: 3,639,267 km (0.051 R)
• M10: 4,293,608 km (0.049 R)
• M11: 4,833,657 km (0.112 R)
• M12: 5,337,203 km (0.083 R)
• M13: 6,772,146 km (0.077 R)
• M14: 7,253,402 km (0.054 R)
• M15: 9,118,140 km (0.095 R)
• M16: 10,315,820 km (0.058 R)
• M17: 10,694,602 km (0.092 R)
• M18: 11,750,314 km (0.027 R)
• M19: 11,955,712 km (0.039 R)
• M20: 12,444,299 km (0.054 R)
• M21: 17,280,349 km (0.115 R)
• M22: 18,822,554 km (0.086 R)
• M23: 22,596,908 km (0.038 R)
• M24: 27,683,385 km (0.095 R)
• M25: 30,555,515 km (0.113 R)
• M26: 32,801,727 km (0.086 R)
• M27: 33,482,846 km (0.093 R)
• M28: 34,173,240 km (0.097 R)
• M29: 36,301,419 km (0.107 R)
• M30: 39,121,938 km (0.06 R)
• M31: 39,580,305 km (0.11 R)
• M32: 40,976,652 km (0.051 R)
• M33: 50,230,327 km (0.078 R)
• M34: 51,316,857 km (0.103 R)
• M35: 51,682,624 km (0.057 R)
• M36: 51,866,031 km (0.107 R)
• M37: 59,164,611 km (0.087 R)
• M38: 68,436,089 km (0.1 R)
• M39: 69,547,153 km (0.109 R)
• M40: 74,111,982 km (0.11 R)
• M41: 82,824,412 km (0.086 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 460 - 19,515 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit