🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.5

Radius: 12.1

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.59 AU - 0.65 AU

Year: 343 Days

Day: 7.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 47,146,373 km

• M1: 150,645 km (0.06 R)
• M2: 583,282 km (0.062 R)
• M3: 967,449 km (0.097 R)
• M4: 1,448,855 km (0.048 R)
• M5: 2,212,104 km (0.097 R)
• M6: 3,078,126 km (0.094 R)
• M7: 3,485,182 km (0.113 R)
• M8: 4,615,543 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512.1

Radius: 12.5

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.81 AU - 1.31 AU

Year: 767 Days

Day: 7 Hours

Environment

Temp: -183 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 47,146,373 km

• M1: 155,731 km (0.055 R)
• M2: 693,835 km (0.037 R)
• M3: 1,152,801 km (0.081 R)
• M4: 1,673,103 km (0.035 R)
• M5: 2,211,655 km (0.028 R)
• M6: 2,728,815 km (0.097 R)
• M7: 3,893,883 km (0.069 R)
• M8: 4,557,499 km (0.07 R)
• M9: 5,001,206 km (0.111 R)
• M10: 5,437,733 km (0.1 R)
• M11: 5,956,987 km (0.045 R)
• M12: 6,776,933 km (0.116 R)
• M13: 7,648,191 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.2

Radius: 9.1

Gravity: 8.78 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.59 AU - 2.81 AU

Year: 3119 Days

Day: 13.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,146,373 km

• M1: 115,490 km (0.109 R)
• M2: 583,581 km (0.041 R)
• M3: 1,192,145 km (0.078 R)
• M4: 1,492,089 km (0.065 R)
• M5: 2,406,581 km (0.117 R)
• M6: 2,794,039 km (0.086 R)
• M7: 4,213,125 km (0.09 R)
• M8: 4,546,578 km (0.12 R)
• M9: 5,191,495 km (0.084 R)
• M10: 5,549,183 km (0.117 R)
• M11: 6,752,249 km (0.077 R)
• M12: 7,148,085 km (0.056 R)
• M13: 7,853,290 km (0.102 R)
• M14: 8,498,805 km (0.112 R)
• M15: 9,589,822 km (0.115 R)
• M16: 10,853,475 km (0.081 R)
• M17: 12,630,548 km (0.117 R)
• M18: 13,853,212 km (0.063 R)
• M19: 14,694,251 km (0.097 R)
• M20: 16,153,129 km (0.106 R)
• M21: 16,587,113 km (0.12 R)
• M22: 17,084,526 km (0.083 R)
• M23: 19,969,670 km (0.081 R)
• M24: 21,494,820 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.1

Radius: 13.4

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.29 AU - 5.15 AU

Year: 6094 Days

Day: 7.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 138.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,146,373 km

• M1: 167,101 km (0.097 R)
• M2: 598,092 km (0.061 R)
• M3: 1,274,873 km (0.093 R)
• M4: 1,806,993 km (0.103 R)
• M5: 2,269,699 km (0.112 R)
• M6: 2,719,091 km (0.033 R)
• M7: 3,528,415 km (0.098 R)
• M8: 5,037,708 km (0.112 R)
• M9: 7,156,014 km (0.099 R)
• M10: 7,786,569 km (0.054 R)
• M11: 9,417,336 km (0.113 R)
• M12: 9,903,229 km (0.031 R)
• M13: 10,452,553 km (0.051 R)
• M14: 11,119,011 km (0.091 R)
• M15: 11,562,270 km (0.085 R)
• M16: 15,607,695 km (0.077 R)
• M17: 19,078,366 km (0.071 R)
• M18: 22,016,917 km (0.107 R)
• M19: 23,836,925 km (0.106 R)
• M20: 25,499,406 km (0.108 R)
• M21: 27,237,883 km (0.089 R)
• M22: 31,730,756 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 188.4

Radius: 4

Gravity: 11.78 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 5.31 AU - 5.65 AU

Year: 9017 Days

Day: 18.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,146,373 km

• M1: 49,966 km (0.099 R)
• M2: 182,659 km (0.068 R)
• M3: 394,041 km (0.106 R)
• M4: 525,687 km (0.084 R)
• M5: 722,109 km (0.119 R)
• M6: 882,029 km (0.076 R)
• M7: 1,416,243 km (0.104 R)
• M8: 1,785,899 km (0.081 R)
• M9: 1,979,180 km (0.073 R)
• M10: 2,295,131 km (0.035 R)
• M11: 2,970,116 km (0.083 R)
• M12: 3,201,993 km (0.096 R)
• M13: 3,363,259 km (0.057 R)
• M14: 3,593,939 km (0.039 R)
• M15: 4,110,201 km (0.103 R)
• M16: 5,232,934 km (0.06 R)
• M17: 7,312,344 km (0.117 R)
• M18: 7,451,620 km (0.052 R)
• M19: 8,026,225 km (0.09 R)
• M20: 8,400,070 km (0.09 R)
• M21: 9,842,343 km (0.064 R)
• M22: 10,533,485 km (0.082 R)
• M23: 11,582,615 km (0.076 R)
• M24: 13,413,394 km (0.116 R)
• M25: 17,636,392 km (0.098 R)
• M26: 26,394,749 km (0.072 R)
• M27: 28,317,680 km (0.102 R)
• M28: 28,921,008 km (0.068 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 180.9

Radius: 6.1

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.14 AU - 9.4 AU

Year: 15224 Days

Day: 24.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,146,373 km

• M1: 75,846 km (0.12 R)
• M2: 367,861 km (0.088 R)
• M3: 563,685 km (0.091 R)
• M4: 911,500 km (0.118 R)
• M5: 1,140,085 km (0.112 R)
• M6: 1,575,864 km (0.117 R)
• M7: 2,598,515 km (0.068 R)
• M8: 4,107,808 km (0.05 R)
• M9: 4,913,841 km (0.073 R)
• M10: 6,089,381 km (0.083 R)
• M11: 8,001,841 km (0.109 R)
• M12: 8,461,405 km (0.097 R)
• M13: 9,027,035 km (0.056 R)
• M14: 10,330,481 km (0.04 R)
• M15: 30,486,400 km (0.111 R)
• M16: 32,750,714 km (0.088 R)
• M17: 36,580,419 km (0.087 R)
• M18: 40,455,004 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 408.5

Radius: 5.6

Gravity: 13.03 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.81 AU - 9.27 AU

Year: 17543 Days

Day: 19.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 47,146,373 km

• M1: 69,862 km (0.09 R)
• M2: 428,897 km (0.079 R)
• M3: 1,514,080 km (0.073 R)
• M4: 2,920,001 km (0.061 R)
• M5: 3,260,635 km (0.03 R)
• M6: 6,001,268 km (0.037 R)
• M7: 6,592,629 km (0.104 R)
• M8: 7,708,629 km (0.1 R)
• M9: 8,359,080 km (0.099 R)
• M10: 8,648,851 km (0.077 R)
• M11: 8,945,205 km (0.058 R)
• M12: 15,220,387 km (0.069 R)
• M13: 16,390,990 km (0.105 R)
• M14: 19,241,877 km (0.088 R)
• M15: 20,521,537 km (0.086 R)
• M16: 27,248,953 km (0.102 R)
• M17: 31,451,756 km (0.085 R)
• M18: 32,035,187 km (0.065 R)
• M19: 35,435,547 km (0.043 R)
• M20: 40,151,021 km (0.101 R)
• M21: 42,800,549 km (0.116 R)
• M22: 43,086,132 km (0.085 R)
• M23: 43,805,398 km (0.09 R)
• M24: 46,762,948 km (0.106 R)
• M25: 57,984,883 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 75.7

Radius: 7.7

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 8.82 AU - 8.84 AU

Year: 18444 Days

Day: 21.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,146,373 km

• M1: 97,239 km (0.116 R)
• M2: 478,264 km (0.107 R)
• M3: 759,808 km (0.111 R)
• M4: 1,574,817 km (0.102 R)
• M5: 1,929,663 km (0.094 R)
• M6: 2,633,521 km (0.111 R)
• M7: 3,302,672 km (0.089 R)
• M8: 3,839,878 km (0.107 R)
• M9: 4,780,550 km (0.09 R)
• M10: 12,081,524 km (0.109 R)
• M11: 21,809,724 km (0.077 R)
• M12: 22,115,203 km (0.086 R)
• M13: 23,846,649 km (0.077 R)
• M14: 24,252,358 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 152.9

Radius: 4.5

Gravity: 7.55 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 7.88 AU - 11.16 AU

Year: 20647 Days

Day: 24.5 Hours

Environment

Temp: -243 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 47,146,373 km

• M1: 55,950 km (0.109 R)
• M2: 218,114 km (0.098 R)
• M3: 432,637 km (0.062 R)
• M4: 585,227 km (0.05 R)
• M5: 962,363 km (0.078 R)
• M6: 1,513,781 km (0.028 R)
• M7: 2,162,736 km (0.114 R)
• M8: 2,326,995 km (0.101 R)
• M9: 3,373,282 km (0.083 R)
• M10: 5,562,198 km (0.054 R)
• M11: 6,156,700 km (0.067 R)
• M12: 6,831,237 km (0.109 R)
• M13: 7,226,624 km (0.103 R)
• M14: 7,388,938 km (0.052 R)
• M15: 21,638,135 km (0.117 R)
• M16: 22,060,749 km (0.099 R)
• M17: 22,402,880 km (0.072 R)
• M18: 24,166,190 km (0.105 R)
• M19: 25,454,377 km (0.105 R)
• M20: 28,066,505 km (0.101 R)
• M21: 35,192,151 km (0.11 R)
• M22: 37,084,564 km (0.119 R)
• M23: 41,200,002 km (0.093 R)
• M24: 41,848,808 km (0.101 R)
• M25: 42,241,502 km (0.086 R)
• M26: 43,836,514 km (0.116 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: 515 - 17,813 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit