🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.6

Radius: 15

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.75 AU - 0.99 AU

Year: 541 Days

Day: 13.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 90,652,855 km

• M1: 186,848 km (0.117 R)
• M2: 722,408 km (0.09 R)
• M3: 1,230,293 km (0.114 R)
• M4: 1,817,913 km (0.114 R)
• M5: 2,318,617 km (0.097 R)
• M6: 3,136,768 km (0.058 R)
• M7: 4,957,075 km (0.103 R)
• M8: 5,564,891 km (0.116 R)
• M9: 6,399,797 km (0.099 R)
• M10: 6,889,580 km (0.089 R)
• M11: 7,514,899 km (0.047 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.1

Radius: 14.3

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.42 AU - 2 AU

Year: 1491 Days

Day: 13.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 90,652,855 km

• M1: 179,517 km (0.116 R)
• M2: 677,080 km (0.104 R)
• M3: 1,161,627 km (0.093 R)
• M4: 1,867,879 km (0.111 R)
• M5: 2,604,499 km (0.104 R)
• M6: 3,949,533 km (0.037 R)
• M7: 4,643,967 km (0.064 R)
• M8: 6,094,916 km (0.078 R)
• M9: 8,213,970 km (0.104 R)
• M10: 8,667,551 km (0.028 R)
• M11: 10,130,469 km (0.116 R)
• M12: 12,147,347 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.1

Radius: 8.1

Gravity: 12.12 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.41 AU - 2.27 AU

Year: 1664 Days

Day: 5.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 90,652,855 km

• M1: 100,829 km (0.115 R)
• M2: 426,055 km (0.12 R)
• M3: 701,165 km (0.119 R)
• M4: 1,019,809 km (0.119 R)
• M5: 1,373,009 km (0.105 R)
• M6: 2,242,023 km (0.081 R)
• M7: 2,717,296 km (0.116 R)
• M8: 3,055,088 km (0.088 R)
• M9: 3,797,392 km (0.119 R)
• M10: 4,126,059 km (0.069 R)
• M11: 4,925,061 km (0.072 R)
• M12: 5,918,690 km (0.073 R)
• M13: 6,800,121 km (0.117 R)
• M14: 7,481,390 km (0.082 R)
• M15: 8,852,604 km (0.094 R)
• M16: 9,236,322 km (0.108 R)
• M17: 11,102,107 km (0.105 R)
• M18: 14,308,139 km (0.109 R)
• M19: 14,570,982 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.3

Radius: 11.9

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.97 AU - 2.05 AU

Year: 1900 Days

Day: 11.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 90,652,855 km

• M1: 167,250 km (0.07 R)
• M2: 667,506 km (0.119 R)
• M3: 1,101,340 km (0.111 R)
• M4: 1,498,372 km (0.115 R)
• M5: 2,111,275 km (0.114 R)
• M6: 3,056,135 km (0.039 R)
• M7: 4,758,708 km (0.059 R)
• M8: 5,766,549 km (0.108 R)
• M9: 6,347,288 km (0.119 R)
• M10: 6,774,091 km (0.106 R)
• M11: 7,479,445 km (0.054 R)
• M12: 9,475,080 km (0.118 R)
• M13: 9,927,315 km (0.11 R)
• M14: 10,503,865 km (0.108 R)
• M15: 14,811,835 km (0.113 R)
• M16: 15,854,382 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572.9

Radius: 8.2

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.73 AU - 3.79 AU

Year: 4862 Days

Day: 5.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 97 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 90,652,855 km

• M1: 102,026 km (0.089 R)
• M2: 536,757 km (0.116 R)
• M3: 1,013,675 km (0.091 R)
• M4: 1,357,301 km (0.025 R)
• M5: 1,689,708 km (0.072 R)
• M6: 1,963,921 km (0.056 R)
• M7: 2,407,927 km (0.09 R)
• M8: 2,722,681 km (0.089 R)
• M9: 3,642,708 km (0.064 R)
• M10: 6,764,816 km (0.115 R)
• M11: 7,192,067 km (0.054 R)
• M12: 7,848,802 km (0.089 R)
• M13: 9,162,421 km (0.093 R)
• M14: 11,886,149 km (0.118 R)
• M15: 12,315,046 km (0.099 R)
• M16: 12,902,667 km (0.103 R)
• M17: 13,355,649 km (0.052 R)
• M18: 15,274,092 km (0.111 R)
• M19: 16,828,564 km (0.085 R)
• M20: 17,859,891 km (0.099 R)
• M21: 19,847,897 km (0.099 R)
• M22: 22,192,994 km (0.098 R)
• M23: 26,690,205 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.6

Radius: 10.2

Gravity: 9.26 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 3.98 AU - 5.48 AU

Year: 6860 Days

Day: 10.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 154.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 90,652,855 km

• M1: 140,472 km (0.098 R)
• M2: 540,796 km (0.094 R)
• M3: 937,530 km (0.071 R)
• M4: 1,478,775 km (0.058 R)
• M5: 1,866,981 km (0.098 R)
• M6: 2,219,434 km (0.094 R)
• M7: 2,934,661 km (0.119 R)
• M8: 3,626,402 km (0.09 R)
• M9: 4,314,403 km (0.109 R)
• M10: 5,490,541 km (0.107 R)
• M11: 6,980,685 km (0.089 R)
• M12: 8,169,091 km (0.117 R)
• M13: 8,855,596 km (0.064 R)
• M14: 11,938,060 km (0.082 R)
• M15: 14,290,037 km (0.088 R)
• M16: 15,867,098 km (0.114 R)
• M17: 19,967,127 km (0.104 R)
• M18: 21,611,058 km (0.063 R)
• M19: 22,260,313 km (0.097 R)
• M20: 22,839,257 km (0.087 R)
• M21: 24,026,914 km (0.12 R)
• M22: 26,433,046 km (0.095 R)
• M23: 26,988,802 km (0.035 R)
• M24: 27,741,878 km (0.038 R)
• M25: 31,615,266 km (0.094 R)
• M26: 32,982,591 km (0.079 R)
• M27: 33,411,188 km (0.095 R)
• M28: 34,170,098 km (0.112 R)
• M29: 36,174,261 km (0.098 R)
• M30: 40,293,588 km (0.087 R)
• M31: 40,783,372 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.1

Radius: 10.1

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.31 AU - 5.47 AU

Year: 7211 Days

Day: 13.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 90,652,855 km

• M1: 125,961 km (0.051 R)
• M2: 474,824 km (0.084 R)
• M3: 884,572 km (0.093 R)
• M4: 2,539,274 km (0.114 R)
• M5: 3,678,163 km (0.089 R)
• M6: 4,589,812 km (0.106 R)
• M7: 5,276,915 km (0.092 R)
• M8: 6,572,882 km (0.106 R)
• M9: 7,637,270 km (0.117 R)
• M10: 8,312,555 km (0.09 R)
• M11: 10,198,685 km (0.075 R)
• M12: 11,672,972 km (0.073 R)
• M13: 12,036,495 km (0.084 R)
• M14: 13,566,881 km (0.113 R)
• M15: 14,857,313 km (0.114 R)
• M16: 17,477,818 km (0.1 R)
• M17: 18,438,985 km (0.099 R)
• M18: 18,932,658 km (0.085 R)
• M19: 19,580,267 km (0.113 R)
• M20: 24,789,414 km (0.068 R)
• M21: 25,651,696 km (0.117 R)
• M22: 26,802,553 km (0.085 R)
• M23: 28,172,570 km (0.076 R)
• M24: 31,450,260 km (0.101 R)
• M25: 31,952,759 km (0.044 R)
• M26: 32,665,293 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 902.2

Radius: 3.7

Gravity: 65.9 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 6.55 AU - 8.77 AU

Year: 14138 Days

Day: 17.4 Hours

Environment

Temp: -239 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 90,652,855 km

• M1: 46,076 km (0.119 R)
• M2: 163,211 km (0.094 R)
• M3: 311,912 km (0.117 R)
• M4: 514,168 km (0.056 R)
• M5: 740,659 km (0.116 R)
• M6: 1,054,815 km (0.093 R)
• M7: 1,290,730 km (0.091 R)
• M8: 1,513,482 km (0.09 R)
• M9: 2,093,622 km (0.118 R)
• M10: 3,761,788 km (0.105 R)
• M11: 4,310,663 km (0.114 R)
• M12: 5,953,098 km (0.074 R)
• M13: 6,483,572 km (0.026 R)
• M14: 7,269,260 km (0.091 R)
• M15: 9,507,393 km (0.09 R)
• M16: 9,781,457 km (0.049 R)
• M17: 11,848,600 km (0.099 R)
• M18: 12,038,290 km (0.107 R)
• M19: 13,423,267 km (0.119 R)
• M20: 16,192,922 km (0.117 R)
• M21: 16,504,983 km (0.109 R)
• M22: 19,848,945 km (0.119 R)
• M23: 23,918,156 km (0.107 R)
• M24: 27,725,273 km (0.076 R)
• M25: 28,964,541 km (0.06 R)
• M26: 35,324,695 km (0.108 R)
• M27: 39,526,899 km (0.112 R)
• M28: 39,667,671 km (0.056 R)
• M29: 45,579,629 km (0.058 R)
• M30: 46,828,621 km (0.035 R)
• M31: 53,073,136 km (0.118 R)
• M32: 58,743,643 km (0.115 R)
• M33: 60,970,108 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996.5

Radius: 7.6

Gravity: 17.25 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 7.63 AU - 12.67 AU

Year: 21564 Days

Day: 24.8 Hours

Environment

Temp: -240 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 90,652,855 km

• M1: 94,546 km (0.117 R)
• M2: 579,841 km (0.08 R)
• M3: 969,693 km (0.08 R)
• M4: 1,578,557 km (0.073 R)
• M5: 2,125,337 km (0.106 R)
• M6: 2,539,573 km (0.087 R)
• M7: 3,529,612 km (0.098 R)
• M8: 4,010,569 km (0.093 R)
• M9: 4,870,009 km (0.1 R)
• M10: 5,222,162 km (0.084 R)
• M11: 6,110,325 km (0.098 R)
• M12: 6,567,047 km (0.109 R)
• M13: 7,194,610 km (0.118 R)
• M14: 10,489,803 km (0.09 R)
• M15: 12,681,411 km (0.042 R)
• M16: 13,348,917 km (0.114 R)
• M17: 16,341,174 km (0.098 R)
• M18: 16,953,777 km (0.078 R)
• M19: 18,039,110 km (0.047 R)
• M20: 22,203,466 km (0.094 R)
• M21: 23,722,782 km (0.101 R)
• M22: 24,057,133 km (0.075 R)
• M23: 24,621,266 km (0.092 R)
• M24: 28,443,492 km (0.105 R)
• M25: 29,201,654 km (0.083 R)
• M26: 30,233,430 km (0.07 R)
• M27: 31,961,585 km (0.088 R)
• M28: 36,494,251 km (0.072 R)
• M29: 38,146,260 km (0.106 R)
• M30: 40,956,007 km (0.03 R)
• M31: 42,411,445 km (0.074 R)
• M32: 48,937,503 km (0.095 R)
• M33: 59,317,201 km (0.099 R)
• M34: 75,551,113 km (0.04 R)
• M35: 76,517,516 km (0.109 R)
• M36: 83,513,909 km (0.062 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 12,326 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit