🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 958.9

Radius: 8.8

Gravity: 12.38 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.8 AU - 0.82 AU

Year: 478 Days

Day: 11.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,348,745 km

• M1: 109,506 km (0.119 R)
• M2: 506,389 km (0.114 R)
• M3: 781,948 km (0.109 R)
• M4: 1,589,328 km (0.1 R)
• M5: 1,949,859 km (0.087 R)
• M6: 2,384,291 km (0.063 R)
• M7: 2,815,133 km (0.078 R)
• M8: 3,346,953 km (0.078 R)
• M9: 4,246,485 km (0.113 R)
• M10: 5,247,594 km (0.047 R)
• M11: 5,560,702 km (0.092 R)
• M12: 5,997,528 km (0.095 R)
• M13: 6,796,830 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.7

Radius: 13.3

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.64 AU - 1.04 AU

Year: 505 Days

Day: 14.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,348,745 km

• M1: 165,455 km (0.1 R)
• M2: 637,885 km (0.047 R)
• M3: 1,072,318 km (0.103 R)
• M4: 1,584,391 km (0.032 R)
• M5: 2,615,420 km (0.067 R)
• M6: 3,179,703 km (0.036 R)
• M7: 3,706,886 km (0.12 R)
• M8: 4,150,892 km (0.084 R)
• M9: 4,675,681 km (0.107 R)
• M10: 5,146,915 km (0.079 R)
• M11: 5,666,917 km (0.029 R)
• M12: 6,427,772 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.4

Radius: 8.2

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.12 AU - 1.12 AU

Year: 778 Days

Day: 8 Hours

Environment

Temp: -166 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,348,745 km

• M1: 102,026 km (0.112 R)
• M2: 369,806 km (0.113 R)
• M3: 659,727 km (0.105 R)
• M4: 1,137,243 km (0.095 R)
• M5: 1,517,072 km (0.112 R)
• M6: 1,873,414 km (0.095 R)
• M7: 2,428,273 km (0.081 R)
• M8: 3,014,846 km (0.069 R)
• M9: 3,434,019 km (0.098 R)
• M10: 4,945,556 km (0.083 R)
• M11: 5,348,124 km (0.114 R)
• M12: 7,812,898 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.9

Radius: 10.3

Gravity: 6.6 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.05 AU - 1.63 AU

Year: 1018 Days

Day: 13.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 83,348,745 km

• M1: 130,150 km (0.107 R)
• M2: 456,124 km (0.119 R)
• M3: 798,404 km (0.092 R)
• M4: 1,443,021 km (0.081 R)
• M5: 2,093,921 km (0.11 R)
• M6: 2,452,807 km (0.049 R)
• M7: 2,827,549 km (0.077 R)
• M8: 3,282,476 km (0.025 R)
• M9: 5,023,048 km (0.087 R)
• M10: 5,755,180 km (0.089 R)
• M11: 6,809,097 km (0.093 R)
• M12: 7,260,134 km (0.063 R)
• M13: 8,816,850 km (0.108 R)
• M14: 9,732,837 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.7

Radius: 8.1

Gravity: 13.06 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.69 AU - 2.11 AU

Year: 1718 Days

Day: 13.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,348,745 km

• M1: 101,278 km (0.096 R)
• M2: 568,622 km (0.088 R)
• M3: 1,085,632 km (0.108 R)
• M4: 1,624,334 km (0.097 R)
• M5: 2,382,496 km (0.068 R)
• M6: 2,654,016 km (0.095 R)
• M7: 3,037,734 km (0.092 R)
• M8: 3,441,499 km (0.116 R)
• M9: 4,047,520 km (0.083 R)
• M10: 4,356,440 km (0.105 R)
• M11: 5,198,227 km (0.098 R)
• M12: 5,922,131 km (0.073 R)
• M13: 8,099,678 km (0.077 R)
• M14: 8,781,395 km (0.113 R)
• M15: 9,169,003 km (0.088 R)
• M16: 9,840,398 km (0.078 R)
• M17: 10,761,772 km (0.07 R)
• M18: 12,289,914 km (0.053 R)
• M19: 13,105,970 km (0.091 R)
• M20: 13,957,481 km (0.069 R)
• M21: 14,485,861 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.8

Radius: 12.1

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.34 AU - 5.6 AU

Year: 7268 Days

Day: 11.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,348,745 km

• M1: 180,714 km (0.096 R)
• M2: 729,888 km (0.101 R)
• M3: 1,486,853 km (0.12 R)
• M4: 1,930,710 km (0.11 R)
• M5: 2,534,338 km (0.104 R)
• M6: 3,092,786 km (0.091 R)
• M7: 7,587,006 km (0.099 R)
• M8: 9,896,498 km (0.101 R)
• M9: 10,793,337 km (0.102 R)
• M10: 11,692,270 km (0.074 R)
• M11: 12,425,450 km (0.06 R)
• M12: 13,925,767 km (0.111 R)
• M13: 14,451,753 km (0.068 R)
• M14: 15,543,668 km (0.061 R)
• M15: 16,365,857 km (0.113 R)
• M16: 17,687,106 km (0.114 R)
• M17: 25,725,149 km (0.092 R)
• M18: 27,055,373 km (0.088 R)
• M19: 33,561,385 km (0.118 R)
• M20: 34,614,105 km (0.032 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.9

Radius: 12.4

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.06 AU - 6.02 AU

Year: 8554 Days

Day: 10.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 83,348,745 km

• M1: 155,731 km (0.102 R)
• M2: 581,337 km (0.092 R)
• M3: 1,070,223 km (0.12 R)
• M4: 2,192,357 km (0.038 R)
• M5: 2,822,762 km (0.089 R)
• M6: 3,270,060 km (0.093 R)
• M7: 4,778,156 km (0.087 R)
• M8: 11,494,203 km (0.099 R)
• M9: 12,360,075 km (0.076 R)
• M10: 14,715,195 km (0.109 R)
• M11: 15,641,355 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 920.4

Radius: 4.6

Gravity: 43.5 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.13 AU - 7.39 AU

Year: 11530 Days

Day: 22.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 83,348,745 km

• M1: 58,343 km (0.119 R)
• M2: 401,670 km (0.094 R)
• M3: 550,520 km (0.057 R)
• M4: 745,895 km (0.113 R)
• M5: 954,135 km (0.107 R)
• M6: 1,188,106 km (0.034 R)
• M7: 1,346,381 km (0.115 R)
• M8: 1,533,677 km (0.107 R)
• M9: 1,689,558 km (0.082 R)
• M10: 2,320,712 km (0.026 R)
• M11: 2,768,009 km (0.097 R)
• M12: 3,121,210 km (0.026 R)
• M13: 3,720,200 km (0.068 R)
• M14: 6,809,396 km (0.091 R)
• M15: 7,584,462 km (0.088 R)
• M16: 12,296,047 km (0.115 R)
• M17: 12,481,998 km (0.036 R)
• M18: 12,923,461 km (0.036 R)
• M19: 13,440,621 km (0.094 R)
• M20: 14,654,607 km (0.106 R)
• M21: 15,939,803 km (0.089 R)
• M22: 16,384,408 km (0.112 R)
• M23: 17,220,959 km (0.119 R)
• M24: 17,375,942 km (0.101 R)
• M25: 21,563,336 km (0.083 R)
• M26: 28,812,400 km (0.044 R)
• M27: 30,592,914 km (0.05 R)
• M28: 33,519,647 km (0.104 R)
• M29: 40,879,114 km (0.069 R)
• M30: 42,554,610 km (0.039 R)
• M31: 46,041,886 km (0.105 R)
• M32: 47,245,252 km (0.098 R)
• M33: 50,821,837 km (0.088 R)
• M34: 52,757,634 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.8

Radius: 4

Gravity: 12.93 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.47 AU - 8.09 AU

Year: 11581 Days

Day: 21 Hours

Environment

Temp: -215 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 83,348,745 km

• M1: 117,285 km (0.085 R)
• M2: 242,797 km (0.113 R)
• M3: 437,125 km (0.098 R)
• M4: 1,231,938 km (0.041 R)
• M5: 1,478,775 km (0.053 R)
• M6: 1,771,688 km (0.056 R)
• M7: 1,902,287 km (0.079 R)
• M8: 2,199,238 km (0.103 R)
• M9: 2,419,596 km (0.101 R)
• M10: 3,702,846 km (0.065 R)
• M11: 3,892,985 km (0.101 R)
• M12: 4,064,724 km (0.112 R)
• M13: 4,802,690 km (0.114 R)
• M14: 5,291,875 km (0.108 R)
• M15: 5,813,822 km (0.114 R)
• M16: 6,103,444 km (0.117 R)
• M17: 6,573,330 km (0.076 R)
• M18: 6,994,748 km (0.032 R)
• M19: 7,139,259 km (0.102 R)
• M20: 7,969,527 km (0.088 R)
• M21: 12,777,603 km (0.118 R)
• M22: 13,212,035 km (0.044 R)
• M23: 16,789,818 km (0.116 R)
• M24: 18,112,562 km (0.117 R)
• M25: 20,297,738 km (0.065 R)
• M26: 21,113,495 km (0.073 R)
• M27: 22,416,792 km (0.104 R)
• M28: 26,734,935 km (0.07 R)
• M29: 26,911,311 km (0.072 R)
• M30: 30,506,746 km (0.064 R)
• M31: 33,175,273 km (0.086 R)
• M32: 34,305,634 km (0.075 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 653.4

Radius: 4

Gravity: 40.84 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 9.13 AU - 12.59 AU

Year: 23478 Days

Day: 20.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 83,348,745 km

• M1: 50,564 km (0.067 R)
• M2: 365,916 km (0.095 R)
• M3: 736,321 km (0.057 R)
• M4: 961,166 km (0.058 R)
• M5: 1,117,047 km (0.081 R)
• M6: 1,582,446 km (0.107 R)
• M7: 2,436,501 km (0.078 R)
• M8: 2,604,050 km (0.065 R)
• M9: 3,808,014 km (0.08 R)
• M10: 4,234,966 km (0.1 R)
• M11: 4,372,596 km (0.09 R)
• M12: 4,656,683 km (0.058 R)
• M13: 5,067,329 km (0.114 R)
• M14: 5,261,806 km (0.094 R)
• M15: 5,832,971 km (0.055 R)
• M16: 6,265,458 km (0.098 R)
• M17: 6,489,556 km (0.105 R)
• M18: 7,340,768 km (0.101 R)
• M19: 10,524,659 km (0.064 R)
• M20: 11,099,414 km (0.103 R)
• M21: 11,627,644 km (0.11 R)
• M22: 14,914,758 km (0.117 R)
• M23: 19,902,202 km (0.028 R)
• M24: 21,277,604 km (0.09 R)
• M25: 22,820,258 km (0.038 R)
• M26: 24,990,923 km (0.094 R)
• M27: 29,612,151 km (0.115 R)
• M28: 30,882,536 km (0.115 R)
• M29: 34,911,057 km (0.117 R)
• M30: 36,616,024 km (0.031 R)
• M31: 36,760,535 km (0.082 R)
• M32: 37,050,755 km (0.096 R)
• M33: 40,037,327 km (0.086 R)
• M34: 43,503,510 km (0.111 R)
• M35: 53,403,149 km (0.036 R)
• M36: 58,378,026 km (0.062 R)
• M37: 69,015,930 km (0.101 R)
• M38: 69,457,543 km (0.039 R)
• M39: 78,931,128 km (0.065 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 178 - 13,852 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit