🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.7

Radius: 13.8

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.87 AU - 1.33 AU

Year: 796 Days

Day: 14.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,072,792 km

• M1: 171,888 km (0.114 R)
• M2: 681,418 km (0.068 R)
• M3: 1,646,325 km (0.117 R)
• M4: 2,244,866 km (0.102 R)
• M5: 2,821,865 km (0.114 R)
• M6: 3,901,064 km (0.088 R)
• M7: 4,634,392 km (0.06 R)
• M8: 6,005,307 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 787.4

Radius: 11.8

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.92 AU - 1.44 AU

Year: 885 Days

Day: 14.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,072,792 km

• M1: 147,803 km (0.097 R)
• M2: 733,927 km (0.039 R)
• M3: 1,128,118 km (0.048 R)
• M4: 1,617,452 km (0.065 R)
• M5: 2,043,657 km (0.097 R)
• M6: 2,568,147 km (0.119 R)
• M7: 3,035,490 km (0.075 R)
• M8: 4,015,356 km (0.036 R)
• M9: 4,510,077 km (0.035 R)
• M10: 5,026,788 km (0.091 R)
• M11: 5,425,466 km (0.1 R)
• M12: 7,118,615 km (0.107 R)
• M13: 7,746,178 km (0.108 R)
• M14: 8,227,883 km (0.088 R)
• M15: 8,675,779 km (0.094 R)
• M16: 9,251,432 km (0.102 R)
• M17: 9,794,173 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.9

Radius: 12.7

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.55 AU - 1.81 AU

Year: 1503 Days

Day: 13.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 83,072,792 km

• M1: 158,125 km (0.032 R)
• M2: 593,754 km (0.076 R)
• M3: 1,364,033 km (0.118 R)
• M4: 2,377,110 km (0.091 R)
• M5: 2,893,672 km (0.048 R)
• M6: 3,357,425 km (0.109 R)
• M7: 4,123,067 km (0.111 R)
• M8: 4,539,248 km (0.11 R)
• M9: 6,494,642 km (0.104 R)
• M10: 7,883,509 km (0.098 R)
• M11: 9,180,373 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.5

Radius: 9.7

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.11 AU - 4.15 AU

Year: 4774 Days

Day: 13.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 83,072,792 km

• M1: 120,725 km (0.097 R)
• M2: 463,903 km (0.084 R)
• M3: 829,520 km (0.118 R)
• M4: 1,192,893 km (0.044 R)
• M5: 1,805,497 km (0.107 R)
• M6: 2,685,731 km (0.071 R)
• M7: 3,739,348 km (0.081 R)
• M8: 4,886,315 km (0.073 R)
• M9: 5,297,709 km (0.097 R)
• M10: 6,004,111 km (0.119 R)
• M11: 8,857,241 km (0.117 R)
• M12: 9,981,020 km (0.041 R)
• M13: 10,331,678 km (0.084 R)
• M14: 11,528,162 km (0.101 R)
• M15: 12,209,580 km (0.084 R)
• M16: 13,921,727 km (0.112 R)
• M17: 14,807,048 km (0.089 R)
• M18: 17,498,463 km (0.068 R)
• M19: 19,668,380 km (0.071 R)
• M20: 20,012,156 km (0.076 R)
• M21: 20,711,676 km (0.115 R)
• M22: 21,938,079 km (0.094 R)
• M23: 25,094,295 km (0.096 R)
• M24: 25,580,338 km (0.099 R)
• M25: 27,587,194 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.6

Radius: 10.9

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.3 AU - 5.06 AU

Year: 5899 Days

Day: 6.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,072,792 km

• M1: 139,575 km (0.112 R)
• M2: 769,681 km (0.101 R)
• M3: 1,121,386 km (0.09 R)
• M4: 1,510,490 km (0.119 R)
• M5: 3,117,919 km (0.118 R)
• M6: 3,718,554 km (0.045 R)
• M7: 4,682,114 km (0.114 R)
• M8: 6,887,486 km (0.044 R)
• M9: 10,708,216 km (0.103 R)
• M10: 11,772,754 km (0.111 R)
• M11: 12,125,955 km (0.112 R)
• M12: 12,800,641 km (0.064 R)
• M13: 15,510,158 km (0.117 R)
• M14: 16,807,919 km (0.114 R)
• M15: 21,507,387 km (0.114 R)
• M16: 25,982,158 km (0.108 R)
• M17: 26,581,896 km (0.049 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.8

Radius: 9.2

Gravity: 8.27 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 4.31 AU - 4.47 AU

Year: 6349 Days

Day: 12.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,072,792 km

• M1: 114,442 km (0.109 R)
• M2: 519,254 km (0.075 R)
• M3: 1,113,158 km (0.108 R)
• M4: 1,718,281 km (0.064 R)
• M5: 2,190,711 km (0.061 R)
• M6: 3,000,185 km (0.102 R)
• M7: 3,805,022 km (0.082 R)
• M8: 4,270,870 km (0.066 R)
• M9: 5,112,657 km (0.083 R)
• M10: 7,158,258 km (0.092 R)
• M11: 7,792,553 km (0.096 R)
• M12: 8,423,407 km (0.094 R)
• M13: 8,751,326 km (0.116 R)
• M14: 9,345,828 km (0.094 R)
• M15: 10,568,042 km (0.05 R)
• M16: 11,440,198 km (0.057 R)
• M17: 12,254,908 km (0.118 R)
• M18: 12,623,368 km (0.059 R)
• M19: 12,945,003 km (0.082 R)
• M20: 13,773,027 km (0.096 R)
• M21: 18,042,850 km (0.118 R)
• M22: 19,857,771 km (0.099 R)
• M23: 20,439,856 km (0.047 R)
• M24: 22,021,854 km (0.101 R)
• M25: 27,435,053 km (0.103 R)
• M26: 28,984,587 km (0.118 R)
• M27: 31,662,539 km (0.085 R)
• M28: 32,257,190 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321

Radius: 8.8

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 3.65 AU - 5.29 AU

Year: 6523 Days

Day: 5.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,072,792 km

• M1: 111,151 km (0.05 R)
• M2: 1,378,694 km (0.115 R)
• M3: 1,713,793 km (0.081 R)
• M4: 2,668,377 km (0.071 R)
• M5: 4,238,856 km (0.088 R)
• M6: 5,357,249 km (0.046 R)
• M7: 5,780,312 km (0.086 R)
• M8: 6,534,884 km (0.028 R)
• M9: 12,500,099 km (0.049 R)
• M10: 13,245,246 km (0.094 R)
• M11: 13,551,622 km (0.05 R)
• M12: 15,715,705 km (0.059 R)
• M13: 17,300,695 km (0.046 R)
• M14: 18,225,957 km (0.117 R)
• M15: 22,837,312 km (0.106 R)
• M16: 23,950,021 km (0.081 R)
• M17: 26,203,114 km (0.06 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 850.7

Radius: 5.3

Gravity: 30.28 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 5.73 AU - 7.67 AU

Year: 11971 Days

Day: 20.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 83,072,792 km

• M1: 65,973 km (0.07 R)
• M2: 371,601 km (0.097 R)
• M3: 565,779 km (0.062 R)
• M4: 888,163 km (0.092 R)
• M5: 1,380,938 km (0.112 R)
• M6: 2,427,824 km (0.085 R)
• M7: 3,028,758 km (0.117 R)
• M8: 3,377,022 km (0.114 R)
• M9: 5,495,328 km (0.096 R)
• M10: 6,167,023 km (0.093 R)
• M11: 6,402,639 km (0.102 R)
• M12: 6,767,359 km (0.117 R)
• M13: 7,944,993 km (0.079 R)
• M14: 9,100,936 km (0.108 R)
• M15: 10,309,986 km (0.118 R)
• M16: 11,269,806 km (0.067 R)
• M17: 12,042,928 km (0.093 R)
• M18: 13,235,522 km (0.113 R)
• M19: 13,760,461 km (0.094 R)
• M20: 13,960,922 km (0.098 R)
• M21: 15,275,738 km (0.09 R)
• M22: 16,520,242 km (0.079 R)
• M23: 23,387,234 km (0.091 R)
• M24: 30,672,799 km (0.067 R)
• M25: 33,121,717 km (0.088 R)
• M26: 38,802,247 km (0.042 R)
• M27: 39,875,761 km (0.068 R)
• M28: 41,662,109 km (0.104 R)
• M29: 43,357,801 km (0.033 R)
• M30: 43,933,155 km (0.107 R)
• M31: 47,797,268 km (0.116 R)
• M32: 48,874,971 km (0.107 R)
• M33: 55,009,830 km (0.055 R)
• M34: 56,876,961 km (0.045 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 122.8

Radius: 7.4

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 7.85 AU - 9.27 AU

Year: 17287 Days

Day: 23.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,072,792 km

• M1: 92,003 km (0.054 R)
• M2: 341,981 km (0.083 R)
• M3: 806,632 km (0.11 R)
• M4: 1,059,003 km (0.069 R)
• M5: 1,352,814 km (0.041 R)
• M6: 1,672,953 km (0.068 R)
• M7: 1,934,450 km (0.096 R)
• M8: 2,652,969 km (0.095 R)
• M9: 2,887,987 km (0.07 R)
• M10: 3,514,503 km (0.03 R)
• M11: 3,774,653 km (0.12 R)
• M12: 4,888,709 km (0.117 R)
• M13: 7,171,572 km (0.083 R)
• M14: 8,778,104 km (0.099 R)
• M15: 11,877,921 km (0.117 R)
• M16: 12,740,054 km (0.058 R)
• M17: 20,051,650 km (0.067 R)
• M18: 22,621,741 km (0.027 R)
• M19: 24,366,800 km (0.111 R)
• M20: 25,755,218 km (0.078 R)
• M21: 30,039,701 km (0.099 R)
• M22: 31,331,628 km (0.096 R)
• M23: 32,971,819 km (0.111 R)
• M24: 34,668,559 km (0.035 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 864.7

Radius: 7

Gravity: 17.65 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 8.29 AU - 10.77 AU

Year: 20307 Days

Day: 24.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 83,072,792 km

• M1: 105,915 km (0.055 R)
• M2: 466,596 km (0.073 R)
• M3: 692,937 km (0.102 R)
• M4: 1,205,759 km (0.052 R)
• M5: 1,720,525 km (0.051 R)
• M6: 2,680,794 km (0.087 R)
• M7: 3,494,756 km (0.086 R)
• M8: 4,859,836 km (0.117 R)
• M9: 5,599,747 km (0.096 R)
• M10: 5,975,537 km (0.114 R)
• M11: 6,593,377 km (0.062 R)
• M12: 7,750,366 km (0.1 R)
• M13: 8,813,409 km (0.072 R)
• M14: 11,160,001 km (0.081 R)
• M15: 14,044,996 km (0.038 R)
• M16: 16,028,664 km (0.034 R)
• M17: 18,555,073 km (0.102 R)
• M18: 24,271,955 km (0.055 R)
• M19: 26,994,637 km (0.033 R)
• M20: 27,230,253 km (0.072 R)
• M21: 28,066,057 km (0.095 R)
• M22: 28,795,795 km (0.105 R)
• M23: 32,502,830 km (0.113 R)
• M24: 37,972,727 km (0.119 R)
• M25: 48,573,681 km (0.107 R)
• M26: 49,801,879 km (0.104 R)
• M27: 51,411,253 km (0.115 R)
• M28: 51,773,579 km (0.038 R)
• M29: 58,195,965 km (0.109 R)
• M30: 58,984,645 km (0.082 R)
• M31: 64,496,579 km (0.116 R)
• M32: 71,913,192 km (0.11 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 11,371 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit