🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.3

Radius: 15

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.77 AU - 0.91 AU

Year: 531 Days

Day: 13.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 58,874,319 km

• M1: 186,848 km (0.074 R)
• M2: 629,957 km (0.053 R)
• M3: 991,834 km (0.091 R)
• M4: 1,392,158 km (0.071 R)
• M5: 1,673,103 km (0.114 R)
• M6: 1,983,518 km (0.05 R)
• M7: 2,643,993 km (0.117 R)
• M8: 2,935,559 km (0.114 R)
• M9: 3,375,975 km (0.042 R)
• M10: 3,849,153 km (0.105 R)
• M11: 4,132,940 km (0.069 R)
• M12: 4,436,474 km (0.117 R)
• M13: 4,722,954 km (0.078 R)
• M14: 5,008,986 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.8

Radius: 8.5

Gravity: 9.06 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.96 AU - 1.04 AU

Year: 690 Days

Day: 13.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,874,319 km

• M1: 105,766 km (0.095 R)
• M2: 265,985 km (0.101 R)
• M3: 474,824 km (0.047 R)
• M4: 787,932 km (0.118 R)
• M5: 1,099,245 km (0.072 R)
• M6: 1,423,573 km (0.1 R)
• M7: 1,815,520 km (0.066 R)
• M8: 2,144,785 km (0.05 R)
• M9: 2,468,514 km (0.113 R)
• M10: 2,825,455 km (0.047 R)
• M11: 3,266,918 km (0.075 R)
• M12: 3,903,308 km (0.069 R)
• M13: 4,113,493 km (0.106 R)
• M14: 4,410,295 km (0.041 R)
• M15: 5,312,968 km (0.106 R)
• M16: 5,519,413 km (0.105 R)
• M17: 7,330,744 km (0.108 R)
• M18: 7,696,511 km (0.115 R)
• M19: 7,867,202 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.6

Radius: 11.7

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.36 AU - 1.68 AU

Year: 1294 Days

Day: 7.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 166.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,874,319 km

• M1: 146,756 km (0.101 R)
• M2: 465,399 km (0.063 R)
• M3: 701,016 km (0.109 R)
• M4: 1,056,759 km (0.065 R)
• M5: 1,288,337 km (0.078 R)
• M6: 1,924,577 km (0.038 R)
• M7: 2,329,089 km (0.112 R)
• M8: 2,628,435 km (0.068 R)
• M9: 3,545,170 km (0.084 R)
• M10: 3,967,485 km (0.032 R)
• M11: 4,387,406 km (0.116 R)
• M12: 4,758,858 km (0.036 R)
• M13: 5,278,262 km (0.051 R)
• M14: 5,548,286 km (0.061 R)
• M15: 6,318,715 km (0.108 R)
• M16: 6,697,945 km (0.109 R)
• M17: 6,917,256 km (0.12 R)
• M18: 7,227,073 km (0.114 R)
• M19: 7,867,352 km (0.089 R)
• M20: 8,898,829 km (0.092 R)
• M21: 9,508,889 km (0.087 R)
• M22: 9,831,722 km (0.109 R)
• M23: 10,263,760 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 731.3

Radius: 8.4

Gravity: 10.36 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.13 AU - 2.35 AU

Year: 2314 Days

Day: 13.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,874,319 km

• M1: 131,048 km (0.111 R)
• M2: 391,348 km (0.101 R)
• M3: 598,242 km (0.113 R)
• M4: 945,309 km (0.092 R)
• M5: 1,153,250 km (0.1 R)
• M6: 2,164,980 km (0.113 R)
• M7: 3,405,296 km (0.102 R)
• M8: 3,972,721 km (0.037 R)
• M9: 4,567,073 km (0.114 R)
• M10: 4,824,083 km (0.107 R)
• M11: 5,281,553 km (0.101 R)
• M12: 5,578,205 km (0.112 R)
• M13: 7,322,666 km (0.117 R)
• M14: 7,508,018 km (0.105 R)
• M15: 7,743,036 km (0.047 R)
• M16: 9,702,170 km (0.096 R)
• M17: 10,186,119 km (0.064 R)
• M18: 10,626,086 km (0.078 R)
• M19: 10,990,656 km (0.087 R)
• M20: 12,753,218 km (0.064 R)
• M21: 14,033,776 km (0.117 R)
• M22: 14,550,188 km (0.049 R)
• M23: 14,910,719 km (0.072 R)
• M24: 15,109,235 km (0.102 R)
• M25: 16,744,938 km (0.085 R)
• M26: 17,131,799 km (0.066 R)
• M27: 18,099,996 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.6

Radius: 11.8

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.81 AU - 4.09 AU

Year: 4423 Days

Day: 11.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,874,319 km

• M1: 1,051,823 km (0.081 R)
• M2: 1,394,851 km (0.098 R)
• M3: 1,646,175 km (0.075 R)
• M4: 2,080,009 km (0.095 R)
• M5: 2,331,932 km (0.097 R)
• M6: 3,062,268 km (0.087 R)
• M7: 5,494,131 km (0.095 R)
• M8: 7,372,632 km (0.11 R)
• M9: 7,717,605 km (0.057 R)
• M10: 8,829,566 km (0.107 R)
• M11: 10,171,608 km (0.093 R)
• M12: 10,608,733 km (0.112 R)
• M13: 11,544,019 km (0.077 R)
• M14: 12,656,877 km (0.098 R)
• M15: 14,813,331 km (0.089 R)
• M16: 16,267,572 km (0.095 R)
• M17: 16,940,463 km (0.1 R)
• M18: 19,726,274 km (0.099 R)
• M19: 20,511,214 km (0.08 R)
• M20: 22,958,187 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.7

Radius: 9.4

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.25 AU - 3.71 AU

Year: 4481 Days

Day: 12.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,874,319 km

• M1: 356,941 km (0.1 R)
• M2: 602,431 km (0.111 R)
• M3: 1,824,047 km (0.084 R)
• M4: 2,256,235 km (0.067 R)
• M5: 2,462,680 km (0.058 R)
• M6: 2,667,031 km (0.118 R)
• M7: 3,088,897 km (0.054 R)
• M8: 3,383,754 km (0.103 R)
• M9: 4,218,361 km (0.101 R)
• M10: 5,115,200 km (0.032 R)
• M11: 5,529,137 km (0.068 R)
• M12: 6,571,386 km (0.105 R)
• M13: 7,967,433 km (0.11 R)
• M14: 8,172,083 km (0.066 R)
• M15: 8,995,619 km (0.087 R)
• M16: 11,072,935 km (0.063 R)
• M17: 13,105,521 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.5

Radius: 12.2

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 4.05 AU - 4.25 AU

Year: 5836 Days

Day: 12.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 58,874,319 km

• M1: 152,889 km (0.094 R)
• M2: 386,710 km (0.059 R)
• M3: 680,371 km (0.085 R)
• M4: 1,279,062 km (0.052 R)
• M5: 1,990,549 km (0.065 R)
• M6: 3,108,644 km (0.089 R)
• M7: 7,166,636 km (0.091 R)
• M8: 7,538,237 km (0.102 R)
• M9: 7,823,221 km (0.078 R)
• M10: 8,211,577 km (0.114 R)
• M11: 8,509,127 km (0.09 R)
• M12: 9,504,701 km (0.117 R)
• M13: 9,753,332 km (0.075 R)
• M14: 10,114,312 km (0.095 R)
• M15: 10,931,864 km (0.099 R)
• M16: 11,546,562 km (0.103 R)
• M17: 12,338,982 km (0.11 R)
• M18: 14,306,194 km (0.095 R)
• M19: 14,787,750 km (0.078 R)
• M20: 16,188,434 km (0.099 R)
• M21: 16,889,151 km (0.038 R)
• M22: 17,316,851 km (0.087 R)
• M23: 18,139,340 km (0.037 R)
• M24: 18,880,897 km (0.044 R)
• M25: 20,357,278 km (0.077 R)
• M26: 21,301,839 km (0.026 R)
• M27: 22,704,319 km (0.116 R)
• M28: 23,034,332 km (0.069 R)
• M29: 23,478,189 km (0.109 R)
• M30: 24,321,771 km (0.046 R)
• M31: 24,720,450 km (0.094 R)
• M32: 25,295,803 km (0.118 R)
• M33: 27,061,956 km (0.076 R)
• M34: 28,272,502 km (0.107 R)
• M35: 29,322,529 km (0.117 R)
• M36: 30,138,436 km (0.027 R)
• M37: 31,286,749 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.9

Radius: 11.7

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.57 AU - 4.61 AU

Year: 6788 Days

Day: 14.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 58,874,319 km

• M1: 145,708 km (0.092 R)
• M2: 366,216 km (0.098 R)
• M3: 780,602 km (0.083 R)
• M4: 1,241,214 km (0.117 R)
• M5: 2,481,829 km (0.102 R)
• M6: 2,938,551 km (0.118 R)
• M7: 3,479,347 km (0.071 R)
• M8: 4,115,138 km (0.09 R)
• M9: 4,806,580 km (0.089 R)
• M10: 5,093,359 km (0.116 R)
• M11: 5,664,523 km (0.042 R)
• M12: 7,468,524 km (0.103 R)
• M13: 8,126,456 km (0.057 R)
• M14: 8,466,043 km (0.103 R)
• M15: 8,953,283 km (0.098 R)
• M16: 9,895,151 km (0.077 R)
• M17: 10,806,950 km (0.113 R)
• M18: 11,278,034 km (0.116 R)
• M19: 11,517,390 km (0.092 R)
• M20: 14,679,441 km (0.117 R)
• M21: 16,357,779 km (0.109 R)
• M22: 16,743,293 km (0.116 R)
• M23: 17,035,308 km (0.08 R)
• M24: 18,027,142 km (0.063 R)
• M25: 18,279,513 km (0.106 R)
• M26: 20,148,888 km (0.111 R)
• M27: 20,576,738 km (0.074 R)
• M28: 20,846,463 km (0.08 R)
• M29: 22,501,913 km (0.12 R)
• M30: 22,840,752 km (0.041 R)
• M31: 24,279,435 km (0.116 R)
• M32: 25,642,272 km (0.074 R)
• M33: 26,185,611 km (0.118 R)
• M34: 26,980,724 km (0.09 R)
• M35: 28,353,434 km (0.086 R)
• M36: 31,135,356 km (0.109 R)
• M37: 34,325,830 km (0.044 R)
• M38: 34,884,428 km (0.071 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 616.5

Radius: 8.1

Gravity: 9.4 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.91 AU - 6.41 AU

Year: 8091 Days

Day: 14.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 58,874,319 km

• M1: 115,190 km (0.064 R)
• M2: 411,095 km (0.094 R)
• M3: 576,999 km (0.054 R)
• M4: 1,002,605 km (0.075 R)
• M5: 1,165,667 km (0.118 R)
• M6: 1,342,342 km (0.1 R)
• M7: 1,868,328 km (0.107 R)
• M8: 2,258,030 km (0.087 R)
• M9: 2,666,283 km (0.053 R)
• M10: 2,873,177 km (0.109 R)
• M11: 3,518,243 km (0.094 R)
• M12: 4,927,006 km (0.103 R)
• M13: 6,010,992 km (0.104 R)
• M14: 6,354,469 km (0.064 R)
• M15: 6,642,744 km (0.083 R)
• M16: 7,374,577 km (0.077 R)
• M17: 9,645,921 km (0.085 R)
• M18: 10,001,366 km (0.082 R)
• M19: 11,616,125 km (0.093 R)
• M20: 11,831,995 km (0.096 R)
• M21: 12,006,127 km (0.078 R)
• M22: 13,630,760 km (0.059 R)
• M23: 15,707,627 km (0.035 R)
• M24: 19,853,283 km (0.026 R)
• M25: 20,249,119 km (0.114 R)
• M26: 21,695,132 km (0.053 R)
• M27: 22,466,758 km (0.112 R)
• M28: 24,800,185 km (0.082 R)
• M29: 26,204,012 km (0.102 R)
• M30: 26,854,912 km (0.118 R)
• M31: 29,883,371 km (0.103 R)
• M32: 30,368,966 km (0.1 R)
• M33: 30,648,265 km (0.078 R)
• M34: 31,849,536 km (0.105 R)
• M35: 32,639,263 km (0.115 R)
• M36: 34,321,641 km (0.097 R)
• M37: 34,991,540 km (0.084 R)
• M38: 36,733,009 km (0.12 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.6

Radius: 4.9

Gravity: 19.06 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 8.16 AU - 8.54 AU

Year: 16655 Days

Day: 24.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 58,874,319 km

• M1: 245,341 km (0.062 R)
• M2: 506,090 km (0.091 R)
• M3: 798,703 km (0.078 R)
• M4: 965,205 km (0.038 R)
• M5: 1,213,688 km (0.062 R)
• M6: 3,915,275 km (0.112 R)
• M7: 4,222,400 km (0.071 R)
• M8: 4,348,361 km (0.105 R)
• M9: 4,871,655 km (0.11 R)
• M10: 6,349,831 km (0.101 R)
• M11: 7,640,861 km (0.091 R)
• M12: 9,377,243 km (0.046 R)
• M13: 9,660,283 km (0.097 R)
• M14: 10,190,009 km (0.117 R)
• M15: 11,498,990 km (0.111 R)
• M16: 18,504,808 km (0.087 R)
• M17: 23,256,036 km (0.031 R)
• M18: 24,226,178 km (0.115 R)
• M19: 26,304,841 km (0.055 R)
• M20: 26,462,218 km (0.063 R)
• M21: 27,256,283 km (0.041 R)
• M22: 32,093,231 km (0.039 R)
• M23: 34,121,030 km (0.081 R)
• M24: 34,480,065 km (0.094 R)
• M25: 35,476,985 km (0.118 R)
• M26: 46,020,943 km (0.116 R)
• M27: 52,139,047 km (0.038 R)
• M28: 53,700,250 km (0.1 R)
• M29: 54,489,379 km (0.077 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 302 - 18,301 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit