🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.4

Radius: 14

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.43 AU - 1.47 AU

Year: 1184 Days

Day: 10.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,613,805 km

• M1: 174,132 km (0.073 R)
• M2: 612,454 km (0.107 R)
• M3: 1,156,840 km (0.114 R)
• M4: 1,685,220 km (0.083 R)
• M5: 2,236,937 km (0.086 R)
• M6: 2,814,534 km (0.111 R)
• M7: 3,506,424 km (0.072 R)
• M8: 4,566,325 km (0.064 R)
• M9: 5,462,267 km (0.114 R)
• M10: 6,214,595 km (0.088 R)
• M11: 8,174,776 km (0.053 R)
• M12: 9,342,537 km (0.117 R)
• M13: 10,552,185 km (0.107 R)
• M14: 11,333,535 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.2

Radius: 11.6

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.52 AU - 1.72 AU

Year: 1399 Days

Day: 9.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,613,805 km

• M1: 148,551 km (0.118 R)
• M2: 588,817 km (0.114 R)
• M3: 988,543 km (0.095 R)
• M4: 1,513,781 km (0.11 R)
• M5: 2,020,469 km (0.08 R)
• M6: 2,853,430 km (0.074 R)
• M7: 3,380,313 km (0.116 R)
• M8: 4,255,461 km (0.038 R)
• M9: 5,171,150 km (0.119 R)
• M10: 5,753,983 km (0.034 R)
• M11: 6,772,296 km (0.074 R)
• M12: 7,768,917 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.7

Radius: 9.2

Gravity: 9.19 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.66 AU - 1.86 AU

Year: 1584 Days

Day: 8.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,613,805 km

• M1: 114,742 km (0.113 R)
• M2: 1,167,462 km (0.086 R)
• M3: 1,509,592 km (0.093 R)
• M4: 1,833,472 km (0.094 R)
• M5: 2,191,908 km (0.088 R)
• M6: 2,583,705 km (0.114 R)
• M7: 3,850,500 km (0.067 R)
• M8: 4,270,570 km (0.054 R)
• M9: 4,741,505 km (0.052 R)
• M10: 5,445,063 km (0.109 R)
• M11: 5,857,205 km (0.075 R)
• M12: 6,364,342 km (0.111 R)
• M13: 7,329,099 km (0.072 R)
• M14: 9,644,575 km (0.042 R)
• M15: 10,771,944 km (0.112 R)
• M16: 11,985,033 km (0.036 R)
• M17: 12,803,035 km (0.112 R)
• M18: 13,491,933 km (0.11 R)
• M19: 13,908,712 km (0.119 R)
• M20: 14,593,272 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.6

Radius: 12.7

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.8 AU - 2.08 AU

Year: 1833 Days

Day: 7.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,613,805 km

• M1: 157,975 km (0.118 R)
• M2: 563,386 km (0.094 R)
• M3: 1,080,695 km (0.1 R)
• M4: 1,498,821 km (0.111 R)
• M5: 2,004,761 km (0.075 R)
• M6: 3,601,120 km (0.119 R)
• M7: 4,117,681 km (0.102 R)
• M8: 4,848,467 km (0.088 R)
• M9: 6,290,590 km (0.056 R)
• M10: 7,043,367 km (0.109 R)
• M11: 9,012,823 km (0.098 R)
• M12: 9,433,791 km (0.05 R)
• M13: 12,009,418 km (0.045 R)
• M14: 12,680,215 km (0.103 R)
• M15: 13,375,695 km (0.092 R)
• M16: 14,226,309 km (0.068 R)
• M17: 14,798,371 km (0.049 R)
• M18: 15,385,692 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.6

Radius: 11.5

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.5 AU - 2.44 AU

Year: 1875 Days

Day: 13.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,613,805 km

• M1: 143,464 km (0.115 R)
• M2: 507,137 km (0.114 R)
• M3: 1,048,232 km (0.071 R)
• M4: 1,407,267 km (0.094 R)
• M5: 1,916,648 km (0.059 R)
• M6: 2,949,322 km (0.051 R)
• M7: 3,377,621 km (0.109 R)
• M8: 4,222,998 km (0.072 R)
• M9: 4,685,705 km (0.115 R)
• M10: 6,280,418 km (0.097 R)
• M11: 7,132,078 km (0.108 R)
• M12: 7,819,929 km (0.117 R)
• M13: 12,421,111 km (0.113 R)
• M14: 14,781,766 km (0.117 R)
• M15: 15,662,747 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.8

Radius: 8.2

Gravity: 13.31 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.63 AU - 4.13 AU

Year: 4215 Days

Day: 10.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,613,805 km

• M1: 102,026 km (0.103 R)
• M2: 401,969 km (0.11 R)
• M3: 788,680 km (0.07 R)
• M4: 1,045,839 km (0.073 R)
• M5: 1,382,135 km (0.1 R)
• M6: 1,674,748 km (0.071 R)
• M7: 1,966,464 km (0.106 R)
• M8: 3,015,295 km (0.09 R)
• M9: 3,409,485 km (0.12 R)
• M10: 5,229,194 km (0.071 R)
• M11: 5,829,081 km (0.059 R)
• M12: 6,316,172 km (0.087 R)
• M13: 7,760,689 km (0.111 R)
• M14: 11,852,340 km (0.092 R)
• M15: 13,502,554 km (0.063 R)
• M16: 14,684,228 km (0.097 R)
• M17: 14,962,181 km (0.115 R)
• M18: 15,643,599 km (0.093 R)
• M19: 17,686,657 km (0.088 R)
• M20: 18,319,755 km (0.116 R)
• M21: 18,837,214 km (0.049 R)
• M22: 19,901,154 km (0.086 R)
• M23: 24,172,024 km (0.103 R)
• M24: 24,637,872 km (0.111 R)
• M25: 26,234,081 km (0.095 R)
• M26: 27,559,817 km (0.112 R)
• M27: 28,324,861 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243

Radius: 10.7

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.86 AU - 3.96 AU

Year: 5244 Days

Day: 6 Hours

Environment

Temp: -221 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,613,805 km

• M1: 133,441 km (0.03 R)
• M2: 532,120 km (0.063 R)
• M3: 1,404,275 km (0.068 R)
• M4: 1,913,656 km (0.103 R)
• M5: 2,439,343 km (0.1 R)
• M6: 2,793,142 km (0.07 R)
• M7: 4,324,426 km (0.092 R)
• M8: 5,461,968 km (0.091 R)
• M9: 6,381,396 km (0.116 R)
• M10: 7,121,008 km (0.112 R)
• M11: 7,623,657 km (0.113 R)
• M12: 8,353,396 km (0.05 R)
• M13: 9,238,417 km (0.091 R)
• M14: 9,951,998 km (0.074 R)
• M15: 11,028,804 km (0.088 R)
• M16: 11,659,658 km (0.1 R)
• M17: 12,270,017 km (0.036 R)
• M18: 15,130,329 km (0.034 R)
• M19: 16,443,499 km (0.099 R)
• M20: 17,660,777 km (0.068 R)
• M21: 19,235,743 km (0.109 R)
• M22: 19,719,842 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.6

Radius: 10.5

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.64 AU - 5.7 AU

Year: 7973 Days

Day: 10.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,613,805 km

• M1: 130,599 km (0.063 R)
• M2: 495,169 km (0.082 R)
• M3: 3,539,037 km (0.042 R)
• M4: 3,935,471 km (0.111 R)
• M5: 6,383,640 km (0.093 R)
• M6: 7,676,016 km (0.116 R)
• M7: 11,458,000 km (0.102 R)
• M8: 12,488,729 km (0.098 R)
• M9: 14,734,044 km (0.096 R)
• M10: 18,866,386 km (0.11 R)
• M11: 21,196,672 km (0.057 R)
• M12: 25,042,384 km (0.089 R)
• M13: 31,252,491 km (0.025 R)
• M14: 33,668,646 km (0.049 R)
• M15: 34,816,660 km (0.027 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 501.6

Radius: 4.7

Gravity: 22.71 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 8.39 AU - 11.79 AU

Year: 21738 Days

Day: 24 Hours

Environment

Temp: -236 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 54,613,805 km

• M1: 58,642 km (0.096 R)
• M2: 312,809 km (0.086 R)
• M3: 1,231,639 km (0.11 R)
• M4: 1,452,895 km (0.076 R)
• M5: 2,134,163 km (0.093 R)
• M6: 2,568,296 km (0.114 R)
• M7: 4,422,113 km (0.053 R)
• M8: 5,161,575 km (0.057 R)
• M9: 5,541,404 km (0.093 R)
• M10: 6,615,816 km (0.083 R)
• M11: 7,202,090 km (0.052 R)
• M12: 7,676,016 km (0.09 R)
• M13: 10,541,115 km (0.098 R)
• M14: 13,333,509 km (0.111 R)
• M15: 15,012,296 km (0.111 R)
• M16: 16,501,393 km (0.077 R)
• M17: 19,769,807 km (0.105 R)
• M18: 20,044,768 km (0.084 R)
• M19: 20,696,566 km (0.083 R)
• M20: 23,139,350 km (0.111 R)
• M21: 23,444,829 km (0.089 R)
• M22: 25,442,409 km (0.103 R)
• M23: 27,778,978 km (0.066 R)
• M24: 28,471,916 km (0.083 R)
• M25: 28,705,438 km (0.076 R)
• M26: 37,148,742 km (0.092 R)
• M27: 39,854,668 km (0.116 R)
• M28: 40,587,997 km (0.115 R)
• M29: 42,081,582 km (0.037 R)
• M30: 53,931,977 km (0.072 R)
• M31: 57,021,921 km (0.086 R)
• M32: 57,579,173 km (0.062 R)
• M33: 69,923,840 km (0.087 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 191.9

Radius: 6.8

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 8.57 AU - 12.37 AU

Year: 22978 Days

Day: 17.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,613,805 km

• M1: 84,523 km (0.104 R)
• M2: 705,653 km (0.097 R)
• M3: 1,724,863 km (0.07 R)
• M4: 4,038,544 km (0.12 R)
• M5: 4,359,880 km (0.093 R)
• M6: 5,153,647 km (0.103 R)
• M7: 5,782,107 km (0.089 R)
• M8: 6,941,640 km (0.112 R)
• M9: 7,707,731 km (0.059 R)
• M10: 8,814,905 km (0.102 R)
• M11: 9,356,300 km (0.026 R)
• M12: 12,706,694 km (0.109 R)
• M13: 17,458,221 km (0.044 R)
• M14: 21,472,231 km (0.068 R)
• M15: 22,181,175 km (0.087 R)
• M16: 24,785,525 km (0.092 R)
• M17: 25,368,957 km (0.08 R)
• M18: 26,061,146 km (0.059 R)
• M19: 29,821,438 km (0.111 R)
• M20: 30,260,358 km (0.108 R)
• M21: 33,572,305 km (0.033 R)
• M22: 36,614,827 km (0.118 R)
• M23: 42,823,288 km (0.117 R)
• M24: 43,945,571 km (0.055 R)
• M25: 44,513,894 km (0.09 R)
• M26: 51,407,064 km (0.117 R)
• M27: 52,355,515 km (0.103 R)
• M28: 53,962,046 km (0.088 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: 444 - 17,420 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit