🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.1

Radius: 10.2

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.97 AU - 1.55 AU

Year: 928 Days

Day: 14.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,370,401 km

• M1: 151,393 km (0.041 R)
• M2: 607,816 km (0.11 R)
• M3: 1,074,412 km (0.032 R)
• M4: 1,913,506 km (0.072 R)
• M5: 2,942,889 km (0.11 R)
• M6: 3,541,131 km (0.104 R)
• M7: 4,130,996 km (0.082 R)
• M8: 4,801,344 km (0.119 R)
• M9: 5,213,635 km (0.088 R)
• M10: 5,885,479 km (0.091 R)
• M11: 6,338,911 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.3

Radius: 9.8

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.58 AU - 2.6 AU

Year: 1982 Days

Day: 6.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 82,370,401 km

• M1: 121,922 km (0.103 R)
• M2: 543,489 km (0.12 R)
• M3: 959,970 km (0.09 R)
• M4: 1,625,979 km (0.074 R)
• M5: 2,547,951 km (0.077 R)
• M6: 3,048,057 km (0.101 R)
• M7: 4,458,615 km (0.112 R)
• M8: 4,782,345 km (0.077 R)
• M9: 5,252,980 km (0.1 R)
• M10: 5,801,555 km (0.077 R)
• M11: 6,188,116 km (0.115 R)
• M12: 7,312,942 km (0.058 R)
• M13: 7,851,345 km (0.085 R)
• M14: 10,204,071 km (0.091 R)
• M15: 11,316,780 km (0.069 R)
• M16: 12,115,184 km (0.108 R)
• M17: 14,603,595 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.9

Radius: 10.7

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.99 AU - 2.35 AU

Year: 2097 Days

Day: 6.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,370,401 km

• M1: 133,142 km (0.058 R)
• M2: 584,479 km (0.099 R)
• M3: 1,069,176 km (0.11 R)
• M4: 1,442,722 km (0.102 R)
• M5: 1,915,601 km (0.117 R)
• M6: 2,396,109 km (0.063 R)
• M7: 2,925,237 km (0.072 R)
• M8: 4,258,303 km (0.101 R)
• M9: 4,883,473 km (0.087 R)
• M10: 6,035,077 km (0.115 R)
• M11: 6,395,159 km (0.108 R)
• M12: 6,934,759 km (0.06 R)
• M13: 7,563,070 km (0.045 R)
• M14: 7,921,656 km (0.04 R)
• M15: 10,389,871 km (0.028 R)
• M16: 12,241,295 km (0.112 R)
• M17: 13,417,583 km (0.093 R)
• M18: 13,944,317 km (0.117 R)
• M19: 14,348,231 km (0.042 R)
• M20: 16,337,883 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.5

Radius: 11.4

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.07 AU - 3.81 AU

Year: 4185 Days

Day: 11.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,370,401 km

• M1: 146,456 km (0.04 R)
• M2: 552,465 km (0.087 R)
• M3: 1,153,549 km (0.093 R)
• M4: 2,137,305 km (0.069 R)
• M5: 3,179,404 km (0.105 R)
• M6: 3,727,081 km (0.083 R)
• M7: 4,358,534 km (0.102 R)
• M8: 5,155,741 km (0.03 R)
• M9: 5,809,035 km (0.057 R)
• M10: 7,812,150 km (0.072 R)
• M11: 9,058,301 km (0.12 R)
• M12: 11,027,757 km (0.097 R)
• M13: 11,395,468 km (0.088 R)
• M14: 11,813,893 km (0.1 R)
• M15: 12,329,408 km (0.078 R)
• M16: 14,494,388 km (0.033 R)
• M17: 17,009,876 km (0.118 R)
• M18: 17,723,309 km (0.063 R)
• M19: 18,228,800 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.6

Radius: 8.3

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 3.41 AU - 4.67 AU

Year: 5327 Days

Day: 14 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,370,401 km

• M1: 103,223 km (0.092 R)
• M2: 483,800 km (0.12 R)
• M3: 807,081 km (0.051 R)
• M4: 1,183,020 km (0.116 R)
• M5: 1,662,032 km (0.116 R)
• M6: 2,236,787 km (0.056 R)
• M7: 3,386,597 km (0.099 R)
• M8: 6,523,365 km (0.109 R)
• M9: 6,822,411 km (0.119 R)
• M10: 7,415,866 km (0.116 R)
• M11: 8,248,527 km (0.072 R)
• M12: 9,031,672 km (0.09 R)
• M13: 9,902,481 km (0.096 R)
• M14: 13,179,273 km (0.101 R)
• M15: 14,297,966 km (0.105 R)
• M16: 16,120,218 km (0.116 R)
• M17: 20,985,739 km (0.086 R)
• M18: 21,310,665 km (0.1 R)
• M19: 22,037,262 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.3

Radius: 14.6

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.58 AU - 4.7 AU

Year: 5526 Days

Day: 13.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 82,370,401 km

• M1: 188,793 km (0.069 R)
• M2: 1,080,994 km (0.118 R)
• M3: 1,929,663 km (0.085 R)
• M4: 3,666,494 km (0.045 R)
• M5: 5,403,325 km (0.082 R)
• M6: 6,680,592 km (0.059 R)
• M7: 8,783,190 km (0.112 R)
• M8: 11,645,895 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.1

Radius: 10.8

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.91 AU - 6.03 AU

Year: 8392 Days

Day: 12.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,370,401 km

• M1: 134,339 km (0.106 R)
• M2: 742,005 km (0.064 R)
• M3: 1,383,332 km (0.063 R)
• M4: 1,726,509 km (0.074 R)
• M5: 2,156,154 km (0.052 R)
• M6: 3,234,306 km (0.118 R)
• M7: 3,594,687 km (0.098 R)
• M8: 4,026,875 km (0.064 R)
• M9: 5,762,360 km (0.033 R)
• M10: 6,448,865 km (0.103 R)
• M11: 8,165,800 km (0.093 R)
• M12: 10,084,542 km (0.075 R)
• M13: 12,238,901 km (0.028 R)
• M14: 12,625,611 km (0.116 R)
• M15: 15,010,650 km (0.075 R)
• M16: 17,015,711 km (0.051 R)
• M17: 17,989,443 km (0.06 R)
• M18: 18,616,707 km (0.076 R)
• M19: 21,761,553 km (0.107 R)
• M20: 23,645,439 km (0.072 R)
• M21: 24,095,131 km (0.081 R)
• M22: 25,872,204 km (0.113 R)
• M23: 26,914,303 km (0.084 R)

Asteroid Belt

Center: 5.88 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 149.5

Radius: 4.8

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 5.14 AU - 7.44 AU

Year: 10349 Days

Day: 18.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,370,401 km

• M1: 62,682 km (0.045 R)
• M2: 234,420 km (0.115 R)
• M3: 390,899 km (0.084 R)
• M4: 1,128,267 km (0.096 R)
• M5: 1,469,201 km (0.089 R)
• M6: 1,715,140 km (0.079 R)
• M7: 1,945,520 km (0.082 R)
• M8: 2,274,187 km (0.081 R)
• M9: 2,501,875 km (0.085 R)
• M10: 2,927,780 km (0.079 R)
• M11: 3,568,956 km (0.11 R)
• M12: 3,899,867 km (0.106 R)
• M13: 5,374,304 km (0.092 R)
• M14: 6,424,481 km (0.068 R)
• M15: 7,893,232 km (0.042 R)
• M16: 8,686,101 km (0.083 R)
• M17: 10,517,179 km (0.06 R)
• M18: 12,490,824 km (0.051 R)
• M19: 15,316,877 km (0.036 R)
• M20: 19,935,562 km (0.111 R)
• M21: 20,140,212 km (0.092 R)
• M22: 21,184,704 km (0.11 R)
• M23: 22,411,556 km (0.089 R)
• M24: 24,456,110 km (0.114 R)
• M25: 25,724,551 km (0.098 R)
• M26: 28,478,049 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 389.3

Radius: 5.9

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 5.76 AU - 8.98 AU

Year: 13125 Days

Day: 18.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 82,370,401 km

• M1: 74,350 km (0.098 R)
• M2: 738,565 km (0.099 R)
• M3: 1,448,407 km (0.082 R)
• M4: 1,719,777 km (0.073 R)
• M5: 1,957,787 km (0.115 R)
• M6: 2,272,242 km (0.032 R)
• M7: 2,640,103 km (0.106 R)
• M8: 2,827,849 km (0.072 R)
• M9: 3,183,742 km (0.106 R)
• M10: 3,747,277 km (0.107 R)
• M11: 3,958,210 km (0.118 R)
• M12: 4,289,420 km (0.086 R)
• M13: 4,729,237 km (0.107 R)
• M14: 5,296,213 km (0.115 R)
• M15: 6,564,504 km (0.052 R)
• M16: 8,153,682 km (0.116 R)
• M17: 10,493,094 km (0.111 R)
• M18: 11,290,151 km (0.098 R)
• M19: 12,184,148 km (0.108 R)
• M20: 13,612,209 km (0.057 R)
• M21: 14,753,940 km (0.051 R)
• M22: 19,408,977 km (0.107 R)
• M23: 20,282,928 km (0.026 R)
• M24: 22,194,490 km (0.072 R)
• M25: 22,974,194 km (0.115 R)
• M26: 23,593,080 km (0.12 R)
• M27: 24,679,759 km (0.03 R)
• M28: 26,275,968 km (0.056 R)
• M29: 26,468,052 km (0.086 R)
• M30: 28,644,551 km (0.1 R)
• M31: 30,937,588 km (0.115 R)
• M32: 38,794,019 km (0.089 R)
• M33: 42,646,314 km (0.046 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 718.1

Radius: 5

Gravity: 28.72 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 9.05 AU - 11.75 AU

Year: 22002 Days

Day: 24.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,370,401 km

• M1: 62,233 km (0.105 R)
• M2: 230,830 km (0.095 R)
• M3: 526,435 km (0.059 R)
• M4: 926,759 km (0.098 R)
• M5: 1,157,888 km (0.12 R)
• M6: 1,576,612 km (0.098 R)
• M7: 2,467,018 km (0.115 R)
• M8: 4,333,551 km (0.099 R)
• M9: 6,425,378 km (0.096 R)
• M10: 7,512,655 km (0.089 R)
• M11: 9,864,783 km (0.107 R)
• M12: 10,662,439 km (0.051 R)
• M13: 11,370,336 km (0.09 R)
• M14: 13,681,623 km (0.064 R)
• M15: 14,285,699 km (0.064 R)
• M16: 18,108,822 km (0.09 R)
• M17: 22,980,477 km (0.096 R)
• M18: 23,725,474 km (0.086 R)
• M19: 23,941,194 km (0.116 R)
• M20: 27,218,884 km (0.115 R)
• M21: 28,536,542 km (0.089 R)
• M22: 29,026,026 km (0.085 R)
• M23: 31,040,212 km (0.101 R)
• M24: 33,145,802 km (0.117 R)
• M25: 43,966,365 km (0.118 R)
• M26: 45,278,488 km (0.103 R)
• M27: 45,444,243 km (0.068 R)
• M28: 45,777,248 km (0.057 R)
• M29: 47,466,058 km (0.062 R)
• M30: 49,722,891 km (0.113 R)
• M31: 50,431,537 km (0.096 R)
• M32: 60,666,873 km (0.05 R)
• M33: 65,205,224 km (0.115 R)
• M34: 72,429,006 km (0.036 R)
• M35: 75,881,874 km (0.066 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 17,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit