🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 283.6

Radius: 11.9

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.58 AU - 0.86 AU

Year: 422 Days

Day: 11.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,519,919 km

• M1: 147,952 km (0.064 R)
• M2: 590,313 km (0.101 R)
• M3: 1,078,301 km (0.103 R)
• M4: 1,551,330 km (0.097 R)
• M5: 2,034,232 km (0.068 R)
• M6: 2,546,904 km (0.117 R)
• M7: 3,124,800 km (0.11 R)
• M8: 4,142,963 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.2

Radius: 13.9

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.7 AU - 1.12 AU

Year: 599 Days

Day: 9.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 83,519,919 km

• M1: 172,935 km (0.053 R)
• M2: 614,249 km (0.06 R)
• M3: 1,440,029 km (0.083 R)
• M4: 1,965,866 km (0.088 R)
• M5: 2,680,794 km (0.099 R)
• M6: 3,261,682 km (0.073 R)
• M7: 3,833,296 km (0.086 R)
• M8: 4,940,619 km (0.06 R)
• M9: 5,426,364 km (0.084 R)
• M10: 5,890,566 km (0.063 R)
• M11: 6,437,645 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.6

Radius: 12.4

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.23 AU - 1.23 AU

Year: 942 Days

Day: 9.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,519,919 km

• M1: 154,235 km (0.12 R)
• M2: 647,011 km (0.067 R)
• M3: 1,142,928 km (0.116 R)
• M4: 1,579,754 km (0.112 R)
• M5: 1,966,614 km (0.082 R)
• M6: 2,385,787 km (0.056 R)
• M7: 3,748,923 km (0.035 R)
• M8: 4,600,883 km (0.098 R)
• M9: 5,293,371 km (0.103 R)
• M10: 6,864,597 km (0.083 R)
• M11: 7,412,724 km (0.104 R)
• M12: 8,163,855 km (0.062 R)
• M13: 9,018,657 km (0.101 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.9

Radius: 14.6

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.09 AU - 1.61 AU

Year: 1083 Days

Day: 9.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 83,519,919 km

• M1: 182,210 km (0.079 R)
• M2: 789,578 km (0.111 R)
• M3: 1,564,046 km (0.088 R)
• M4: 2,029,146 km (0.103 R)
• M5: 2,629,033 km (0.096 R)
• M6: 3,346,654 km (0.088 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.8

Radius: 9.3

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.94 AU - 2.52 AU

Year: 2299 Days

Day: 9.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 83,519,919 km

• M1: 115,639 km (0.081 R)
• M2: 469,139 km (0.099 R)
• M3: 818,899 km (0.081 R)
• M4: 1,741,768 km (0.075 R)
• M5: 2,299,618 km (0.086 R)
• M6: 2,785,812 km (0.111 R)
• M7: 3,198,253 km (0.092 R)
• M8: 3,788,117 km (0.046 R)
• M9: 4,091,053 km (0.103 R)
• M10: 4,546,279 km (0.053 R)
• M11: 5,270,782 km (0.079 R)
• M12: 6,022,361 km (0.093 R)
• M13: 6,562,111 km (0.101 R)
• M14: 7,404,197 km (0.053 R)
• M15: 8,465,744 km (0.078 R)
• M16: 8,986,194 km (0.047 R)
• M17: 9,724,161 km (0.084 R)
• M18: 10,023,656 km (0.106 R)
• M19: 10,363,692 km (0.114 R)
• M20: 10,817,272 km (0.082 R)
• M21: 12,765,486 km (0.068 R)
• M22: 14,415,400 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.7

Radius: 11.2

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.44 AU - 4.32 AU

Year: 5275 Days

Day: 7 Hours

Environment

Temp: -223 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,519,919 km

• M1: 144,661 km (0.094 R)
• M2: 1,405,771 km (0.106 R)
• M3: 1,899,444 km (0.099 R)
• M4: 2,473,750 km (0.064 R)
• M5: 3,300,877 km (0.049 R)
• M6: 3,857,531 km (0.09 R)
• M7: 5,498,021 km (0.046 R)
• M8: 6,441,684 km (0.033 R)
• M9: 8,224,741 km (0.055 R)
• M10: 8,648,851 km (0.088 R)
• M11: 10,315,671 km (0.101 R)
• M12: 10,900,898 km (0.081 R)
• M13: 11,460,693 km (0.106 R)
• M14: 16,836,044 km (0.114 R)
• M15: 26,416,890 km (0.055 R)
• M16: 29,436,223 km (0.119 R)
• M17: 29,885,466 km (0.032 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.5

Radius: 4.5

Gravity: 21.85 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 6.14 AU - 9.44 AU

Year: 15008 Days

Day: 15.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 83,519,919 km

• M1: 55,950 km (0.117 R)
• M2: 250,277 km (0.084 R)
• M3: 1,077,105 km (0.116 R)
• M4: 1,550,432 km (0.105 R)
• M5: 3,200,796 km (0.069 R)
• M6: 3,374,629 km (0.103 R)
• M7: 5,761,463 km (0.047 R)
• M8: 5,907,770 km (0.095 R)
• M9: 6,439,440 km (0.071 R)
• M10: 6,838,268 km (0.114 R)
• M11: 8,364,615 km (0.073 R)
• M12: 9,738,672 km (0.116 R)
• M13: 10,210,503 km (0.077 R)
• M14: 10,587,939 km (0.052 R)
• M15: 11,543,121 km (0.092 R)
• M16: 12,554,253 km (0.11 R)
• M17: 16,669,092 km (0.054 R)
• M18: 18,270,837 km (0.048 R)
• M19: 22,042,947 km (0.09 R)
• M20: 27,216,191 km (0.11 R)
• M21: 28,150,280 km (0.049 R)
• M22: 29,320,734 km (0.093 R)
• M23: 35,662,636 km (0.075 R)
• M24: 37,793,359 km (0.107 R)
• M25: 45,410,882 km (0.107 R)
• M26: 50,501,249 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.9

Radius: 5.8

Gravity: 13.85 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 7.7 AU - 9.74 AU

Year: 17774 Days

Day: 19.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,519,919 km

• M1: 72,106 km (0.067 R)
• M2: 775,815 km (0.093 R)
• M3: 969,544 km (0.073 R)
• M4: 1,502,262 km (0.046 R)
• M5: 2,653,417 km (0.082 R)
• M6: 4,237,360 km (0.116 R)
• M7: 5,018,410 km (0.104 R)
• M8: 5,516,272 km (0.086 R)
• M9: 6,527,404 km (0.107 R)
• M10: 7,565,314 km (0.025 R)
• M11: 11,333,684 km (0.088 R)
• M12: 14,026,296 km (0.09 R)
• M13: 24,007,167 km (0.117 R)
• M14: 25,107,011 km (0.059 R)
• M15: 31,585,346 km (0.112 R)
• M16: 35,525,306 km (0.091 R)
• M17: 36,559,027 km (0.119 R)
• M18: 36,951,871 km (0.115 R)
• M19: 39,918,845 km (0.115 R)
• M20: 59,836,156 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 562.7

Radius: 3.6

Gravity: 43.42 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 7.87 AU - 10.43 AU

Year: 19105 Days

Day: 20.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 83,519,919 km

• M1: 111,750 km (0.043 R)
• M2: 268,678 km (0.119 R)
• M3: 475,123 km (0.082 R)
• M4: 874,250 km (0.101 R)
• M5: 1,111,213 km (0.119 R)
• M6: 1,561,054 km (0.118 R)
• M7: 1,694,794 km (0.093 R)
• M8: 2,572,485 km (0.058 R)
• M9: 2,688,423 km (0.06 R)
• M10: 2,881,105 km (0.082 R)
• M11: 3,865,011 km (0.082 R)
• M12: 4,017,301 km (0.067 R)
• M13: 4,633,345 km (0.038 R)
• M14: 5,053,416 km (0.052 R)
• M15: 5,235,776 km (0.072 R)
• M16: 6,989,661 km (0.115 R)
• M17: 7,588,651 km (0.093 R)
• M18: 7,779,538 km (0.096 R)
• M19: 8,221,001 km (0.058 R)
• M20: 11,103,603 km (0.106 R)
• M21: 11,349,841 km (0.096 R)
• M22: 12,240,247 km (0.101 R)
• M23: 14,594,619 km (0.085 R)
• M24: 19,101,703 km (0.098 R)
• M25: 23,033,135 km (0.057 R)
• M26: 25,292,811 km (0.118 R)
• M27: 25,718,866 km (0.108 R)
• M28: 26,149,857 km (0.112 R)
• M29: 27,359,506 km (0.038 R)
• M30: 29,418,720 km (0.099 R)
• M31: 29,536,155 km (0.11 R)
• M32: 31,333,872 km (0.095 R)
• M33: 35,013,830 km (0.06 R)
• M34: 51,753,832 km (0.027 R)
• M35: 55,425,263 km (0.118 R)
• M36: 56,143,632 km (0.092 R)
• M37: 57,966,931 km (0.106 R)
• M38: 60,206,411 km (0.063 R)
• M39: 62,309,308 km (0.076 R)
• M40: 63,476,770 km (0.048 R)

Asteroid Belt

Center: 9.8 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 668.4

Radius: 4.1

Gravity: 39.76 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 9.77 AU - 11.11 AU

Year: 23284 Days

Day: 24.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 167.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 83,519,919 km

• M1: 51,013 km (0.079 R)
• M2: 222,003 km (0.119 R)
• M3: 506,090 km (0.084 R)
• M4: 749,186 km (0.048 R)
• M5: 880,533 km (0.092 R)
• M6: 1,825,094 km (0.119 R)
• M7: 2,129,077 km (0.04 R)
• M8: 2,561,714 km (0.071 R)
• M9: 2,996,445 km (0.073 R)
• M10: 4,595,048 km (0.053 R)
• M11: 5,353,061 km (0.106 R)
• M12: 5,973,742 km (0.067 R)
• M13: 7,016,739 km (0.118 R)
• M14: 7,606,453 km (0.091 R)
• M15: 16,002,185 km (0.103 R)
• M16: 17,368,612 km (0.108 R)
• M17: 17,633,251 km (0.04 R)
• M18: 18,718,733 km (0.06 R)
• M19: 19,466,573 km (0.092 R)
• M20: 22,137,643 km (0.084 R)
• M21: 22,448,656 km (0.101 R)
• M22: 23,079,660 km (0.101 R)
• M23: 24,931,233 km (0.119 R)
• M24: 30,305,686 km (0.095 R)
• M25: 41,204,490 km (0.043 R)
• M26: 47,090,717 km (0.095 R)
• M27: 47,433,296 km (0.117 R)
• M28: 48,470,757 km (0.118 R)
• M29: 60,899,797 km (0.038 R)
• M30: 70,044,865 km (0.047 R)
• M31: 74,825,863 km (0.178 R)
• M32: 75,058,787 km (0.112 R)
• M33: 78,371,033 km (0.046 R)
• M34: 83,519,893 km (0.077 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 10,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit