🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.7

Radius: 8.7

Gravity: 11.78 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.01 AU - 1.01 AU

Year: 677 Days

Day: 9.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,663,879 km

• M1: 108,159 km (0.059 R)
• M2: 408,402 km (0.083 R)
• M3: 712,983 km (0.066 R)
• M4: 1,357,451 km (0.108 R)
• M5: 1,664,725 km (0.038 R)
• M6: 2,085,544 km (0.108 R)
• M7: 2,965,179 km (0.113 R)
• M8: 4,536,406 km (0.103 R)
• M9: 4,876,143 km (0.049 R)
• M10: 6,990,858 km (0.112 R)
• M11: 7,703,094 km (0.12 R)
• M12: 8,212,474 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.2

Radius: 10

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.18 AU - 1.18 AU

Year: 855 Days

Day: 14.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,663,879 km

• M1: 124,465 km (0.072 R)
• M2: 551,268 km (0.077 R)
• M3: 1,047,185 km (0.088 R)
• M4: 1,382,883 km (0.056 R)
• M5: 2,614,372 km (0.093 R)
• M6: 3,020,381 km (0.119 R)
• M7: 3,496,850 km (0.038 R)
• M8: 3,991,570 km (0.118 R)
• M9: 4,583,828 km (0.094 R)
• M10: 5,084,084 km (0.119 R)
• M11: 6,920,248 km (0.073 R)
• M12: 7,387,292 km (0.071 R)
• M13: 7,751,114 km (0.103 R)
• M14: 9,161,523 km (0.11 R)
• M15: 9,581,893 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.2

Radius: 8.1

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.11 AU - 2.67 AU

Year: 2464 Days

Day: 13.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,663,879 km

• M1: 100,829 km (0.086 R)
• M2: 444,904 km (0.114 R)
• M3: 822,339 km (0.096 R)
• M4: 1,170,005 km (0.113 R)
• M5: 1,900,940 km (0.093 R)
• M6: 2,343,899 km (0.105 R)
• M7: 2,999,587 km (0.038 R)
• M8: 3,525,872 km (0.115 R)
• M9: 3,947,738 km (0.097 R)
• M10: 7,270,905 km (0.105 R)
• M11: 8,654,386 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.2

Radius: 8.7

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.81 AU - 4.13 AU

Year: 5275 Days

Day: 14.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,663,879 km

• M1: 108,458 km (0.085 R)
• M2: 710,440 km (0.09 R)
• M3: 1,018,163 km (0.068 R)
• M4: 1,862,194 km (0.074 R)
• M5: 2,611,979 km (0.105 R)
• M6: 3,892,836 km (0.109 R)
• M7: 6,471,305 km (0.063 R)
• M8: 7,051,296 km (0.115 R)
• M9: 7,457,005 km (0.104 R)
• M10: 8,315,098 km (0.102 R)
• M11: 9,237,519 km (0.108 R)
• M12: 11,148,632 km (0.08 R)
• M13: 14,515,182 km (0.083 R)
• M14: 14,786,702 km (0.118 R)
• M15: 16,902,315 km (0.113 R)
• M16: 22,008,689 km (0.098 R)
• M17: 23,022,664 km (0.089 R)
• M18: 24,371,737 km (0.111 R)
• M19: 24,987,931 km (0.106 R)
• M20: 25,535,609 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.8

Radius: 8.3

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.54 AU - 4.9 AU

Year: 6838 Days

Day: 6.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 54,663,879 km

• M1: 103,223 km (0.091 R)
• M2: 501,003 km (0.074 R)
• M3: 1,074,861 km (0.119 R)
• M4: 3,917,819 km (0.094 R)
• M5: 4,628,259 km (0.103 R)
• M6: 4,957,823 km (0.115 R)
• M7: 5,303,095 km (0.106 R)
• M8: 6,674,159 km (0.081 R)
• M9: 7,386,544 km (0.079 R)
• M10: 9,216,276 km (0.091 R)
• M11: 9,873,310 km (0.1 R)
• M12: 12,134,631 km (0.11 R)
• M13: 12,870,054 km (0.041 R)
• M14: 13,358,192 km (0.108 R)
• M15: 15,254,644 km (0.046 R)
• M16: 19,502,326 km (0.116 R)
• M17: 20,074,239 km (0.095 R)
• M18: 22,241,463 km (0.07 R)
• M19: 24,560,230 km (0.109 R)
• M20: 25,395,884 km (0.055 R)
• M21: 25,735,322 km (0.109 R)
• M22: 29,766,236 km (0.092 R)
• M23: 31,295,276 km (0.095 R)
• M24: 32,475,903 km (0.1 R)
• M25: 33,279,393 km (0.107 R)
• M26: 34,509,237 km (0.055 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 797.3

Radius: 4.9

Gravity: 33.21 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 6.13 AU - 6.33 AU

Year: 10370 Days

Day: 18.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 54,663,879 km

• M1: 61,036 km (0.104 R)
• M2: 473,627 km (0.095 R)
• M3: 1,076,506 km (0.094 R)
• M4: 1,496,278 km (0.106 R)
• M5: 2,254,141 km (0.064 R)
• M6: 2,716,997 km (0.098 R)
• M7: 3,192,718 km (0.118 R)
• M8: 3,616,828 km (0.11 R)
• M9: 6,587,991 km (0.118 R)
• M10: 7,698,755 km (0.102 R)
• M11: 8,230,426 km (0.109 R)
• M12: 9,616,002 km (0.084 R)
• M13: 11,261,279 km (0.103 R)
• M14: 12,179,810 km (0.029 R)
• M15: 13,209,342 km (0.118 R)
• M16: 14,826,944 km (0.108 R)
• M17: 15,509,410 km (0.117 R)
• M18: 15,788,110 km (0.103 R)
• M19: 17,084,077 km (0.104 R)
• M20: 17,910,007 km (0.037 R)
• M21: 19,238,436 km (0.102 R)
• M22: 19,398,954 km (0.086 R)
• M23: 19,967,725 km (0.077 R)
• M24: 27,582,257 km (0.11 R)
• M25: 28,717,256 km (0.103 R)
• M26: 29,243,392 km (0.065 R)
• M27: 30,860,246 km (0.08 R)
• M28: 33,338,185 km (0.096 R)
• M29: 33,686,000 km (0.034 R)
• M30: 34,271,077 km (0.101 R)
• M31: 37,050,157 km (0.09 R)
• M32: 37,298,639 km (0.1 R)
• M33: 37,673,531 km (0.085 R)
• M34: 39,975,693 km (0.081 R)
• M35: 47,588,279 km (0.05 R)
• M36: 48,919,401 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 346.3

Radius: 5.2

Gravity: 12.81 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 6.71 AU - 6.99 AU

Year: 11955 Days

Day: 22.9 Hours

Environment

Temp: -232 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,663,879 km

• M1: 65,374 km (0.064 R)
• M2: 359,184 km (0.101 R)
• M3: 2,293,485 km (0.106 R)
• M4: 2,731,657 km (0.057 R)
• M5: 5,086,627 km (0.101 R)
• M6: 6,068,737 km (0.114 R)
• M7: 7,446,533 km (0.085 R)
• M8: 8,102,370 km (0.119 R)
• M9: 10,854,971 km (0.078 R)
• M10: 20,445,840 km (0.083 R)
• M11: 22,552,627 km (0.08 R)
• M12: 23,918,605 km (0.111 R)
• M13: 31,687,971 km (0.111 R)
• M14: 33,398,921 km (0.038 R)
• M15: 36,771,157 km (0.104 R)
• M16: 40,363,450 km (0.075 R)
• M17: 40,735,051 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384.1

Radius: 4.5

Gravity: 18.97 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 7.39 AU - 9.43 AU

Year: 16264 Days

Day: 20.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,663,879 km

• M1: 70,311 km (0.046 R)
• M2: 263,292 km (0.066 R)
• M3: 418,874 km (0.109 R)
• M4: 929,900 km (0.115 R)
• M5: 1,443,619 km (0.025 R)
• M6: 1,667,119 km (0.098 R)
• M7: 1,930,561 km (0.048 R)
• M8: 2,202,230 km (0.116 R)
• M9: 2,561,564 km (0.115 R)
• M10: 2,822,014 km (0.047 R)
• M11: 4,519,950 km (0.116 R)
• M12: 4,803,438 km (0.034 R)
• M13: 5,132,254 km (0.035 R)
• M14: 5,725,559 km (0.067 R)
• M15: 5,945,468 km (0.113 R)
• M16: 12,088,705 km (0.106 R)
• M17: 12,329,408 km (0.087 R)
• M18: 13,710,495 km (0.099 R)
• M19: 15,898,663 km (0.112 R)
• M20: 21,386,811 km (0.093 R)
• M21: 22,545,147 km (0.078 R)
• M22: 25,970,190 km (0.12 R)
• M23: 27,806,055 km (0.089 R)
• M24: 29,835,799 km (0.104 R)
• M25: 30,165,064 km (0.077 R)
• M26: 32,886,848 km (0.088 R)
• M27: 33,238,253 km (0.073 R)
• M28: 38,423,166 km (0.109 R)
• M29: 39,205,264 km (0.037 R)
• M30: 41,206,883 km (0.086 R)
• M31: 49,587,505 km (0.12 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 16,830 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit