🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.2

Radius: 13.5

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.35 AU - 1.61 AU

Year: 1163 Days

Day: 13.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,278,928 km

• M1: 169,794 km (0.113 R)
• M2: 703,559 km (0.11 R)
• M3: 1,224,309 km (0.111 R)
• M4: 1,739,674 km (0.108 R)
• M5: 2,388,928 km (0.117 R)
• M6: 2,938,850 km (0.054 R)
• M7: 3,438,956 km (0.115 R)
• M8: 3,947,289 km (0.101 R)
• M9: 4,907,109 km (0.094 R)
• M10: 5,698,781 km (0.117 R)
• M11: 6,573,929 km (0.101 R)
• M12: 8,619,680 km (0.077 R)
• M13: 9,475,529 km (0.115 R)
• M14: 10,077,212 km (0.071 R)
• M15: 10,704,176 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.3

Radius: 11.2

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.64 AU - 2.78 AU

Year: 2881 Days

Day: 9.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,278,928 km

• M1: 142,417 km (0.095 R)
• M2: 563,535 km (0.039 R)
• M3: 1,099,844 km (0.073 R)
• M4: 1,495,829 km (0.093 R)
• M5: 1,951,953 km (0.117 R)
• M6: 2,333,727 km (0.052 R)
• M7: 3,661,109 km (0.084 R)
• M8: 5,127,317 km (0.111 R)
• M9: 6,392,317 km (0.107 R)
• M10: 7,185,934 km (0.1 R)
• M11: 8,564,478 km (0.051 R)
• M12: 9,211,489 km (0.118 R)
• M13: 11,921,305 km (0.052 R)
• M14: 14,450,855 km (0.064 R)
• M15: 15,123,148 km (0.081 R)
• M16: 16,738,057 km (0.088 R)
• M17: 17,106,068 km (0.096 R)
• M18: 17,967,751 km (0.106 R)
• M19: 18,688,963 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.3

Radius: 14.7

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.22 AU - 3.5 AU

Year: 3123 Days

Day: 13.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,278,928 km

• M1: 182,809 km (0.114 R)
• M2: 653,144 km (0.07 R)
• M3: 1,111,662 km (0.111 R)
• M4: 1,752,689 km (0.072 R)
• M5: 2,528,204 km (0.086 R)
• M6: 3,681,005 km (0.109 R)
• M7: 4,332,803 km (0.088 R)
• M8: 4,889,606 km (0.086 R)
• M9: 6,823,458 km (0.114 R)
• M10: 7,418,259 km (0.095 R)
• M11: 8,498,505 km (0.078 R)
• M12: 10,762,370 km (0.038 R)
• M13: 11,701,695 km (0.118 R)
• M14: 12,464,345 km (0.095 R)
• M15: 13,989,944 km (0.055 R)
• M16: 17,815,012 km (0.112 R)
• M17: 19,560,969 km (0.101 R)
• M18: 21,951,094 km (0.071 R)
• M19: 23,531,446 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807

Radius: 12

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.52 AU - 3.28 AU

Year: 3189 Days

Day: 10.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,278,928 km

• M1: 149,299 km (0.045 R)
• M2: 566,677 km (0.115 R)
• M3: 1,008,439 km (0.07 R)
• M4: 1,478,775 km (0.114 R)
• M5: 1,863,989 km (0.107 R)
• M6: 3,101,762 km (0.095 R)
• M7: 3,625,056 km (0.076 R)
• M8: 4,228,533 km (0.066 R)
• M9: 5,854,064 km (0.068 R)
• M10: 6,275,331 km (0.108 R)
• M11: 7,116,520 km (0.081 R)
• M12: 8,411,439 km (0.075 R)
• M13: 9,022,846 km (0.077 R)
• M14: 9,510,086 km (0.079 R)
• M15: 10,455,994 km (0.093 R)
• M16: 10,868,285 km (0.114 R)
• M17: 11,420,451 km (0.047 R)
• M18: 13,094,900 km (0.053 R)
• M19: 13,574,361 km (0.112 R)
• M20: 14,015,825 km (0.027 R)
• M21: 14,670,465 km (0.041 R)
• M22: 16,645,605 km (0.119 R)
• M23: 17,094,997 km (0.1 R)
• M24: 17,610,213 km (0.113 R)
• M25: 19,402,844 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.2

Radius: 14.6

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.62 AU - 3.34 AU

Year: 3322 Days

Day: 10.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,278,928 km

• M1: 191,934 km (0.029 R)
• M2: 689,197 km (0.11 R)
• M3: 1,181,225 km (0.059 R)
• M4: 2,191,908 km (0.12 R)
• M5: 3,208,276 km (0.119 R)
• M6: 4,124,712 km (0.12 R)
• M7: 4,591,159 km (0.101 R)
• M8: 6,409,222 km (0.095 R)
• M9: 6,990,559 km (0.088 R)
• M10: 7,683,347 km (0.041 R)
• M11: 8,696,573 km (0.096 R)
• M12: 9,410,454 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.8

Radius: 9.5

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.55 AU - 3.61 AU

Year: 3490 Days

Day: 5 Hours

Environment

Temp: -205 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,278,928 km

• M1: 119,828 km (0.077 R)
• M2: 667,356 km (0.112 R)
• M3: 1,549,535 km (0.045 R)
• M4: 1,895,255 km (0.048 R)
• M5: 2,867,043 km (0.097 R)
• M6: 3,773,157 km (0.106 R)
• M7: 4,748,685 km (0.083 R)
• M8: 5,271,979 km (0.065 R)
• M9: 9,820,502 km (0.079 R)
• M10: 11,690,026 km (0.099 R)
• M11: 15,919,757 km (0.095 R)
• M12: 16,220,149 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.5

Radius: 13

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.67 AU - 3.51 AU

Year: 3507 Days

Day: 10.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 102 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,278,928 km

• M1: 161,715 km (0.109 R)
• M2: 746,793 km (0.084 R)
• M3: 1,206,656 km (0.049 R)
• M4: 1,668,166 km (0.086 R)
• M5: 2,927,481 km (0.072 R)
• M6: 3,597,679 km (0.092 R)
• M7: 4,530,272 km (0.052 R)
• M8: 5,350,517 km (0.076 R)
• M9: 6,748,659 km (0.108 R)
• M10: 9,226,897 km (0.084 R)
• M11: 12,167,543 km (0.041 R)
• M12: 17,497,266 km (0.047 R)
• M13: 19,827,552 km (0.076 R)
• M14: 24,208,675 km (0.076 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.7

Radius: 12.8

Gravity: 5.16 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.83 AU - 3.45 AU

Year: 3593 Days

Day: 8.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,278,928 km

• M1: 161,267 km (0.106 R)
• M2: 628,760 km (0.098 R)
• M3: 1,070,223 km (0.058 R)
• M4: 1,564,644 km (0.069 R)
• M5: 2,255,038 km (0.064 R)
• M6: 3,644,653 km (0.084 R)
• M7: 4,112,595 km (0.049 R)
• M8: 5,735,732 km (0.074 R)
• M9: 8,169,989 km (0.115 R)
• M10: 9,090,614 km (0.117 R)
• M11: 12,269,868 km (0.045 R)
• M12: 12,695,623 km (0.106 R)
• M13: 14,498,278 km (0.089 R)
• M14: 20,858,431 km (0.116 R)
• M15: 21,397,881 km (0.027 R)
• M16: 21,946,456 km (0.118 R)
• M17: 22,858,106 km (0.089 R)
• M18: 23,503,770 km (0.085 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.4

Radius: 9.7

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.01 AU - 6.59 AU

Year: 9019 Days

Day: 14.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,278,928 km

• M1: 120,576 km (0.097 R)
• M2: 476,320 km (0.112 R)
• M3: 930,349 km (0.047 R)
• M4: 1,441,226 km (0.097 R)
• M5: 1,925,325 km (0.096 R)
• M6: 4,425,703 km (0.099 R)
• M7: 4,935,982 km (0.085 R)
• M8: 10,685,178 km (0.11 R)
• M9: 11,292,545 km (0.039 R)
• M10: 13,718,424 km (0.074 R)
• M11: 15,687,431 km (0.101 R)
• M12: 16,011,311 km (0.088 R)
• M13: 17,420,522 km (0.099 R)
• M14: 20,407,244 km (0.038 R)
• M15: 26,358,696 km (0.087 R)
• M16: 27,373,568 km (0.049 R)
• M17: 33,480,003 km (0.094 R)
• M18: 33,801,788 km (0.082 R)
• M19: 36,112,328 km (0.071 R)
• M20: 37,248,972 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 551.1

Radius: 6.5

Gravity: 13.04 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.45 AU - 7.45 AU

Year: 10577 Days

Day: 18.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 46,278,928 km

• M1: 90,806 km (0.055 R)
• M2: 315,951 km (0.086 R)
• M3: 711,487 km (0.116 R)
• M4: 950,395 km (0.082 R)
• M5: 2,884,995 km (0.12 R)
• M6: 3,627,300 km (0.085 R)
• M7: 3,857,381 km (0.117 R)
• M8: 4,179,316 km (0.096 R)
• M9: 4,519,202 km (0.068 R)
• M10: 5,254,176 km (0.113 R)
• M11: 6,317,817 km (0.095 R)
• M12: 6,539,222 km (0.097 R)
• M13: 7,274,795 km (0.115 R)
• M14: 7,559,330 km (0.081 R)
• M15: 8,150,541 km (0.101 R)
• M16: 8,501,946 km (0.114 R)
• M17: 10,566,995 km (0.096 R)
• M18: 14,225,860 km (0.096 R)
• M19: 16,062,922 km (0.106 R)
• M20: 18,499,422 km (0.118 R)
• M21: 20,763,586 km (0.102 R)
• M22: 21,752,278 km (0.108 R)
• M23: 23,206,070 km (0.061 R)
• M24: 24,632,337 km (0.065 R)
• M25: 32,648,987 km (0.096 R)
• M26: 32,869,046 km (0.12 R)
• M27: 33,759,303 km (0.116 R)
• M28: 34,097,095 km (0.055 R)
• M29: 35,820,612 km (0.064 R)
• M30: 39,440,282 km (0.051 R)
• M31: 42,114,344 km (0.105 R)
• M32: 45,179,006 km (0.075 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: 176 - 11,640 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit