🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.17 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991.1

Radius: 9.7

Gravity: 10.53 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.9 AU - 2.76 AU

Year: 2296 Days

Day: 13.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,852,309 km

• M1: 120,725 km (0.084 R)
• M2: 1,413,999 km (0.066 R)
• M3: 1,716,187 km (0.111 R)
• M4: 2,512,795 km (0.091 R)
• M5: 2,881,105 km (0.06 R)
• M6: 3,650,786 km (0.083 R)
• M7: 4,485,842 km (0.066 R)
• M8: 6,117,655 km (0.093 R)
• M9: 6,447,219 km (0.041 R)
• M10: 7,172,021 km (0.107 R)
• M11: 9,097,645 km (0.112 R)
• M12: 9,600,892 km (0.067 R)
• M13: 10,584,797 km (0.059 R)
• M14: 11,020,726 km (0.103 R)
• M15: 12,141,812 km (0.118 R)
• M16: 14,512,340 km (0.092 R)
• M17: 16,323,970 km (0.107 R)
• M18: 18,225,209 km (0.036 R)
• M19: 18,736,984 km (0.106 R)
• M20: 19,375,617 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522.9

Radius: 11.2

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.54 AU - 2.72 AU

Year: 2754 Days

Day: 7.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,852,309 km

• M1: 139,425 km (0.097 R)
• M2: 509,680 km (0.107 R)
• M3: 1,071,420 km (0.111 R)
• M4: 1,492,987 km (0.091 R)
• M5: 1,895,854 km (0.116 R)
• M6: 2,957,400 km (0.096 R)
• M7: 3,371,188 km (0.08 R)
• M8: 3,804,872 km (0.099 R)
• M9: 4,296,002 km (0.028 R)
• M10: 5,287,238 km (0.115 R)
• M11: 6,344,147 km (0.11 R)
• M12: 6,809,994 km (0.059 R)
• M13: 7,687,835 km (0.069 R)
• M14: 8,940,118 km (0.039 R)
• M15: 10,853,475 km (0.055 R)
• M16: 11,521,280 km (0.104 R)
• M17: 15,279,029 km (0.098 R)
• M18: 15,967,927 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.5

Radius: 14.4

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.49 AU - 3.73 AU

Year: 4429 Days

Day: 8.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,852,309 km

• M1: 179,069 km (0.085 R)
• M2: 750,682 km (0.115 R)
• M3: 1,875,509 km (0.111 R)
• M4: 2,414,210 km (0.111 R)
• M5: 3,317,183 km (0.087 R)
• M6: 4,273,263 km (0.037 R)
• M7: 4,948,398 km (0.108 R)
• M8: 6,171,511 km (0.042 R)
• M9: 8,842,730 km (0.092 R)
• M10: 13,484,752 km (0.098 R)
• M11: 15,514,346 km (0.025 R)
• M12: 16,151,185 km (0.032 R)
• M13: 16,703,649 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.3

Radius: 11.9

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.51 AU - 4.49 AU

Year: 5165 Days

Day: 10.2 Hours

Environment

Temp: -212 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,852,309 km

• M1: 161,865 km (0.117 R)
• M2: 543,639 km (0.109 R)
• M3: 1,148,762 km (0.109 R)
• M4: 1,698,235 km (0.069 R)
• M5: 2,554,533 km (0.111 R)
• M6: 4,168,694 km (0.079 R)
• M7: 4,544,634 km (0.12 R)
• M8: 5,081,391 km (0.098 R)
• M9: 5,781,060 km (0.037 R)
• M10: 6,282,363 km (0.093 R)
• M11: 7,088,845 km (0.109 R)
• M12: 8,584,973 km (0.044 R)
• M13: 9,881,837 km (0.115 R)
• M14: 11,305,410 km (0.047 R)
• M15: 12,041,282 km (0.093 R)
• M16: 12,966,395 km (0.064 R)
• M17: 13,993,534 km (0.095 R)
• M18: 14,784,458 km (0.091 R)
• M19: 18,650,367 km (0.043 R)
• M20: 20,170,281 km (0.09 R)
• M21: 22,910,615 km (0.091 R)
• M22: 24,896,826 km (0.108 R)
• M23: 26,142,378 km (0.098 R)
• M24: 27,603,799 km (0.096 R)
• M25: 28,399,061 km (0.092 R)
• M26: 29,300,688 km (0.119 R)
• M27: 30,501,061 km (0.073 R)
• M28: 31,446,520 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.3

Radius: 13.3

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.06 AU - 4.9 AU

Year: 6123 Days

Day: 9.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,852,309 km

• M1: 165,455 km (0.089 R)
• M2: 589,864 km (0.106 R)
• M3: 1,295,966 km (0.098 R)
• M4: 1,976,487 km (0.102 R)
• M5: 3,298,783 km (0.069 R)
• M6: 3,837,335 km (0.03 R)
• M7: 6,201,430 km (0.06 R)
• M8: 6,732,802 km (0.091 R)
• M9: 7,500,239 km (0.088 R)
• M10: 10,543,359 km (0.072 R)
• M11: 15,656,614 km (0.03 R)
• M12: 16,943,754 km (0.09 R)
• M13: 19,135,064 km (0.06 R)
• M14: 20,400,811 km (0.112 R)
• M15: 23,695,555 km (0.111 R)
• M16: 24,150,033 km (0.049 R)
• M17: 24,687,538 km (0.09 R)
• M18: 26,754,233 km (0.094 R)
• M19: 27,746,067 km (0.111 R)
• M20: 28,335,931 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 652.1

Radius: 7.4

Gravity: 11.91 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 8.07 AU - 9.65 AU

Year: 17028 Days

Day: 23.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,852,309 km

• M1: 92,601 km (0.111 R)
• M2: 503,546 km (0.079 R)
• M3: 1,313,469 km (0.108 R)
• M4: 1,941,481 km (0.112 R)
• M5: 2,375,764 km (0.111 R)
• M6: 2,731,208 km (0.106 R)
• M7: 2,995,697 km (0.117 R)
• M8: 4,486,889 km (0.106 R)
• M9: 5,031,276 km (0.078 R)
• M10: 5,430,702 km (0.117 R)
• M11: 5,811,877 km (0.072 R)
• M12: 6,799,822 km (0.113 R)
• M13: 7,379,513 km (0.044 R)
• M14: 7,847,605 km (0.119 R)
• M15: 8,384,961 km (0.091 R)
• M16: 13,673,245 km (0.094 R)
• M17: 19,134,316 km (0.104 R)
• M18: 19,927,633 km (0.091 R)
• M19: 24,533,004 km (0.103 R)
• M20: 25,050,014 km (0.103 R)
• M21: 25,468,888 km (0.11 R)
• M22: 25,786,185 km (0.103 R)
• M23: 26,753,634 km (0.102 R)
• M24: 32,697,607 km (0.103 R)
• M25: 33,957,969 km (0.083 R)
• M26: 37,933,083 km (0.104 R)
• M27: 41,183,097 km (0.119 R)
• M28: 42,060,339 km (0.092 R)
• M29: 48,716,247 km (0.094 R)
• M30: 54,101,771 km (0.119 R)
• M31: 58,943,805 km (0.075 R)
• M32: 60,619,900 km (0.119 R)
• M33: 63,677,530 km (0.109 R)
• M34: 67,037,349 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 651.3

Radius: 6.3

Gravity: 16.41 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 7.85 AU - 10.83 AU

Year: 18430 Days

Day: 15.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 120.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 70,852,309 km

• M1: 79,287 km (0.025 R)
• M2: 426,055 km (0.076 R)
• M3: 688,001 km (0.051 R)
• M4: 906,264 km (0.083 R)
• M5: 1,132,007 km (0.113 R)
• M6: 3,407,989 km (0.09 R)
• M7: 5,064,038 km (0.056 R)
• M8: 5,588,378 km (0.115 R)
• M9: 5,984,663 km (0.054 R)
• M10: 8,303,280 km (0.111 R)
• M11: 11,346,998 km (0.108 R)
• M12: 13,673,993 km (0.075 R)
• M13: 13,887,170 km (0.115 R)
• M14: 19,157,952 km (0.044 R)
• M15: 19,604,502 km (0.044 R)
• M16: 26,165,715 km (0.106 R)
• M17: 30,658,438 km (0.083 R)
• M18: 31,023,906 km (0.111 R)
• M19: 32,768,067 km (0.096 R)
• M20: 34,445,359 km (0.117 R)
• M21: 38,391,302 km (0.073 R)
• M22: 38,958,277 km (0.07 R)
• M23: 41,133,879 km (0.059 R)
• M24: 44,937,704 km (0.06 R)
• M25: 45,884,360 km (0.088 R)
• M26: 46,522,694 km (0.09 R)
• M27: 49,636,125 km (0.095 R)
• M28: 51,844,788 km (0.071 R)
• M29: 52,537,276 km (0.091 R)
• M30: 54,473,521 km (0.09 R)
• M31: 55,189,198 km (0.08 R)
• M32: 57,929,083 km (0.112 R)
• M33: 70,428,583 km (0.067 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: 368 - 17,301 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit