🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.6

Radius: 10.2

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.87 AU - 1.93 AU

Year: 1691 Days

Day: 13.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,003,712 km

• M1: 143,165 km (0.043 R)
• M2: 549,623 km (0.097 R)
• M3: 886,068 km (0.056 R)
• M4: 1,442,123 km (0.063 R)
• M5: 1,904,979 km (0.103 R)
• M6: 3,208,725 km (0.109 R)
• M7: 4,167,946 km (0.102 R)
• M8: 6,370,625 km (0.036 R)
• M9: 7,269,858 km (0.076 R)
• M10: 8,310,162 km (0.106 R)
• M11: 8,728,737 km (0.09 R)
• M12: 9,098,692 km (0.116 R)
• M13: 10,136,602 km (0.044 R)
• M14: 10,754,142 km (0.095 R)
• M15: 11,764,526 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.2

Radius: 9.6

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.41 AU - 3.59 AU

Year: 3355 Days

Day: 15 Hours

Environment

Temp: -210 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,003,712 km

• M1: 119,977 km (0.077 R)
• M2: 471,233 km (0.098 R)
• M3: 861,385 km (0.106 R)
• M4: 1,167,462 km (0.12 R)
• M5: 1,974,094 km (0.075 R)
• M6: 2,638,607 km (0.119 R)
• M7: 2,982,383 km (0.052 R)
• M8: 3,876,978 km (0.059 R)
• M9: 4,429,593 km (0.106 R)
• M10: 4,987,294 km (0.094 R)
• M11: 5,295,316 km (0.111 R)
• M12: 6,517,381 km (0.111 R)
• M13: 7,359,766 km (0.119 R)
• M14: 8,404,708 km (0.114 R)
• M15: 8,842,431 km (0.117 R)
• M16: 9,259,959 km (0.096 R)
• M17: 11,507,367 km (0.063 R)
• M18: 12,911,643 km (0.101 R)
• M19: 13,955,686 km (0.095 R)
• M20: 15,252,101 km (0.111 R)
• M21: 19,041,864 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.7

Radius: 8.6

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.65 AU - 4.01 AU

Year: 4840 Days

Day: 7.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,003,712 km

• M1: 106,962 km (0.101 R)
• M2: 559,646 km (0.091 R)
• M3: 871,856 km (0.088 R)
• M4: 1,180,028 km (0.099 R)
• M5: 1,490,593 km (0.06 R)
• M6: 2,697,399 km (0.114 R)
• M7: 3,223,984 km (0.11 R)
• M8: 3,576,287 km (0.105 R)
• M9: 3,862,767 km (0.092 R)
• M10: 4,260,697 km (0.113 R)
• M11: 4,737,465 km (0.087 R)
• M12: 6,163,881 km (0.054 R)
• M13: 8,116,133 km (0.115 R)
• M14: 9,009,532 km (0.072 R)
• M15: 9,753,332 km (0.109 R)
• M16: 10,183,875 km (0.115 R)
• M17: 11,037,032 km (0.104 R)
• M18: 12,936,027 km (0.112 R)
• M19: 14,044,099 km (0.09 R)
• M20: 14,482,570 km (0.069 R)
• M21: 16,629,748 km (0.099 R)
• M22: 17,244,595 km (0.07 R)
• M23: 18,716,489 km (0.101 R)
• M24: 19,516,837 km (0.112 R)
• M25: 25,123,766 km (0.06 R)
• M26: 29,080,180 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539

Radius: 10.5

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.19 AU - 4.19 AU

Year: 5538 Days

Day: 14.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,003,712 km

• M1: 131,796 km (0.115 R)
• M2: 473,477 km (0.103 R)
• M3: 818,300 km (0.103 R)
• M4: 1,340,098 km (0.103 R)
• M5: 1,672,504 km (0.03 R)
• M6: 2,089,733 km (0.102 R)
• M7: 4,405,358 km (0.094 R)
• M8: 5,073,761 km (0.108 R)
• M9: 5,661,831 km (0.078 R)
• M10: 8,066,168 km (0.098 R)
• M11: 8,594,996 km (0.08 R)
• M12: 9,268,186 km (0.114 R)
• M13: 10,630,275 km (0.056 R)
• M14: 11,927,887 km (0.069 R)
• M15: 12,465,542 km (0.067 R)
• M16: 13,328,123 km (0.094 R)
• M17: 13,960,623 km (0.075 R)
• M18: 17,552,468 km (0.101 R)
• M19: 18,312,575 km (0.105 R)
• M20: 20,377,923 km (0.078 R)
• M21: 26,417,039 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 760.6

Radius: 8.2

Gravity: 11.31 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 3.33 AU - 5.17 AU

Year: 5657 Days

Day: 8 Hours

Environment

Temp: -208 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 69,003,712 km

• M1: 102,325 km (0.096 R)
• M2: 381,026 km (0.103 R)
• M3: 962,214 km (0.031 R)
• M4: 1,340,696 km (0.114 R)
• M5: 1,629,121 km (0.108 R)
• M6: 2,219,883 km (0.068 R)
• M7: 4,307,820 km (0.07 R)
• M8: 4,618,535 km (0.045 R)
• M9: 5,733,638 km (0.119 R)
• M10: 6,174,652 km (0.101 R)
• M11: 7,053,839 km (0.062 R)
• M12: 8,326,318 km (0.112 R)
• M13: 9,058,749 km (0.099 R)
• M14: 9,701,422 km (0.091 R)
• M15: 10,191,654 km (0.114 R)
• M16: 10,839,413 km (0.073 R)
• M17: 12,114,884 km (0.088 R)
• M18: 13,378,388 km (0.101 R)
• M19: 15,435,209 km (0.119 R)
• M20: 16,601,474 km (0.12 R)
• M21: 25,609,659 km (0.066 R)
• M22: 26,632,161 km (0.108 R)
• M23: 29,676,777 km (0.096 R)
• M24: 32,058,225 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.4

Radius: 14.6

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.59 AU - 5.39 AU

Year: 6143 Days

Day: 12.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,003,712 km

• M1: 182,210 km (0.097 R)
• M2: 679,922 km (0.085 R)
• M3: 1,225,955 km (0.094 R)
• M4: 1,738,477 km (0.059 R)
• M5: 2,681,691 km (0.041 R)
• M6: 3,590,798 km (0.119 R)
• M7: 4,296,600 km (0.115 R)
• M8: 5,300,402 km (0.12 R)
• M9: 5,762,660 km (0.086 R)
• M10: 6,353,122 km (0.113 R)
• M11: 7,389,686 km (0.05 R)
• M12: 9,001,154 km (0.099 R)
• M13: 9,798,361 km (0.07 R)
• M14: 12,208,981 km (0.108 R)
• M15: 13,694,787 km (0.042 R)
• M16: 17,424,113 km (0.085 R)
• M17: 18,522,909 km (0.118 R)
• M18: 20,182,698 km (0.093 R)
• M19: 24,130,286 km (0.063 R)
• M20: 25,321,833 km (0.08 R)
• M21: 26,285,393 km (0.12 R)
• M22: 28,659,810 km (0.117 R)
• M23: 31,976,395 km (0.081 R)
• M24: 34,148,257 km (0.111 R)
• M25: 34,679,479 km (0.045 R)
• M26: 36,860,018 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.4

Radius: 9.4

Gravity: 10.6 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.35 AU - 4.89 AU

Year: 6412 Days

Day: 12.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,003,712 km

• M1: 117,135 km (0.086 R)
• M2: 498,011 km (0.066 R)
• M3: 867,518 km (0.102 R)
• M4: 1,337,854 km (0.101 R)
• M5: 2,098,409 km (0.075 R)
• M6: 5,166,063 km (0.102 R)
• M7: 6,501,224 km (0.109 R)
• M8: 6,895,564 km (0.104 R)
• M9: 7,344,059 km (0.111 R)
• M10: 7,693,071 km (0.057 R)
• M11: 8,053,153 km (0.074 R)
• M12: 8,466,491 km (0.082 R)
• M13: 9,068,773 km (0.11 R)
• M14: 10,749,056 km (0.114 R)
• M15: 13,760,760 km (0.082 R)
• M16: 16,490,323 km (0.082 R)
• M17: 17,429,648 km (0.099 R)
• M18: 19,122,049 km (0.092 R)
• M19: 21,466,846 km (0.086 R)
• M20: 26,266,993 km (0.103 R)
• M21: 29,641,322 km (0.057 R)
• M22: 30,727,403 km (0.093 R)
• M23: 34,467,499 km (0.091 R)
• M24: 35,447,814 km (0.031 R)
• M25: 37,464,094 km (0.096 R)
• M26: 39,319,556 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.9

Radius: 14.3

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 4.86 AU - 5.48 AU

Year: 7590 Days

Day: 6.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,003,712 km

• M1: 178,620 km (0.115 R)
• M2: 1,120,189 km (0.099 R)
• M3: 2,210,757 km (0.09 R)
• M4: 3,358,173 km (0.112 R)
• M5: 4,274,011 km (0.061 R)
• M6: 5,550,979 km (0.056 R)
• M7: 7,403,299 km (0.106 R)
• M8: 18,028,339 km (0.105 R)
• M9: 18,656,350 km (0.074 R)
• M10: 20,320,776 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 866.9

Radius: 4.2

Gravity: 49.14 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 7.38 AU - 9.38 AU

Year: 15663 Days

Day: 18.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 69,003,712 km

• M1: 54,154 km (0.112 R)
• M2: 524,041 km (0.078 R)
• M3: 699,370 km (0.057 R)
• M4: 936,034 km (0.098 R)
• M5: 1,130,960 km (0.087 R)
• M6: 2,385,039 km (0.102 R)
• M7: 4,903,369 km (0.097 R)
• M8: 6,898,107 km (0.037 R)
• M9: 9,596,554 km (0.047 R)
• M10: 11,425,837 km (0.096 R)
• M11: 12,789,421 km (0.09 R)
• M12: 13,827,182 km (0.114 R)
• M13: 15,145,288 km (0.075 R)
• M14: 15,679,652 km (0.058 R)
• M15: 23,106,738 km (0.102 R)
• M16: 23,408,327 km (0.078 R)
• M17: 30,846,931 km (0.119 R)
• M18: 33,339,381 km (0.097 R)
• M19: 39,003,606 km (0.062 R)
• M20: 39,145,724 km (0.037 R)
• M21: 43,572,923 km (0.117 R)
• M22: 45,906,799 km (0.096 R)
• M23: 47,670,109 km (0.117 R)
• M24: 51,673,349 km (0.063 R)
• M25: 60,340,600 km (0.034 R)
• M26: 63,825,333 km (0.097 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 833

Radius: 7.4

Gravity: 15.21 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 8.2 AU - 8.56 AU

Year: 15663 Days

Day: 24.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 69,003,712 km

• M1: 92,003 km (0.097 R)
• M2: 324,627 km (0.082 R)
• M3: 626,965 km (0.047 R)
• M4: 1,275,471 km (0.092 R)
• M5: 1,825,393 km (0.028 R)
• M6: 2,996,296 km (0.112 R)
• M7: 3,361,015 km (0.073 R)
• M8: 3,639,567 km (0.044 R)
• M9: 5,234,130 km (0.074 R)
• M10: 5,764,305 km (0.065 R)
• M11: 6,626,138 km (0.076 R)
• M12: 7,292,447 km (0.093 R)
• M13: 8,149,942 km (0.041 R)
• M14: 10,063,748 km (0.049 R)
• M15: 12,653,586 km (0.073 R)
• M16: 13,192,737 km (0.096 R)
• M17: 14,828,590 km (0.119 R)
• M18: 17,653,446 km (0.074 R)
• M19: 21,379,929 km (0.098 R)
• M20: 25,706,150 km (0.076 R)
• M21: 26,461,619 km (0.06 R)
• M22: 29,397,328 km (0.063 R)
• M23: 36,174,710 km (0.034 R)
• M24: 45,314,242 km (0.094 R)
• M25: 63,375,642 km (0.065 R)
• M26: 65,149,873 km (0.083 R)
• M27: 67,159,720 km (0.109 R)
• M28: 67,770,678 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 12,432 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit