🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.9

Radius: 9

Gravity: 11.15 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.62 AU - 0.92 AU

Year: 466 Days

Day: 13.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,910,299 km

• M1: 112,049 km (0.11 R)
• M2: 399,127 km (0.03 R)
• M3: 807,230 km (0.035 R)
• M4: 1,097,749 km (0.108 R)
• M5: 1,378,544 km (0.106 R)
• M6: 1,739,225 km (0.086 R)
• M7: 2,389,527 km (0.06 R)
• M8: 2,825,904 km (0.076 R)
• M9: 3,145,894 km (0.074 R)
• M10: 3,592,742 km (0.078 R)
• M11: 4,152,837 km (0.085 R)
• M12: 4,897,385 km (0.076 R)
• M13: 5,464,511 km (0.043 R)
• M14: 5,800,059 km (0.088 R)
• M15: 6,149,370 km (0.117 R)
• M16: 6,789,350 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.8

Radius: 12.7

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.13 AU - 1.79 AU

Year: 1218 Days

Day: 8.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,910,299 km

• M1: 157,975 km (0.052 R)
• M2: 819,796 km (0.035 R)
• M3: 1,409,362 km (0.08 R)
• M4: 1,924,427 km (0.116 R)
• M5: 2,551,541 km (0.053 R)
• M6: 3,019,184 km (0.081 R)
• M7: 3,738,002 km (0.092 R)
• M8: 6,004,859 km (0.06 R)
• M9: 6,472,950 km (0.075 R)
• M10: 6,965,426 km (0.117 R)
• M11: 7,778,341 km (0.08 R)
• M12: 8,364,316 km (0.06 R)
• M13: 9,100,188 km (0.032 R)
• M14: 10,701,184 km (0.11 R)
• M15: 11,216,100 km (0.088 R)
• M16: 12,633,241 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.6

Radius: 14.2

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.66 AU - 2.04 AU

Year: 1737 Days

Day: 5.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 58,910,299 km

• M1: 177,872 km (0.087 R)
• M2: 655,837 km (0.112 R)
• M3: 1,384,977 km (0.037 R)
• M4: 1,855,163 km (0.046 R)
• M5: 2,422,289 km (0.101 R)
• M6: 3,705,988 km (0.05 R)
• M7: 4,160,915 km (0.102 R)
• M8: 4,745,244 km (0.039 R)
• M9: 5,485,904 km (0.114 R)
• M10: 6,058,115 km (0.049 R)
• M11: 8,232,520 km (0.057 R)
• M12: 10,658,699 km (0.115 R)
• M13: 11,116,319 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.7

Radius: 14.4

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.66 AU - 2.68 AU

Year: 3011 Days

Day: 8.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 58,910,299 km

• M1: 180,265 km (0.098 R)
• M2: 649,704 km (0.101 R)
• M3: 1,106,127 km (0.075 R)
• M4: 1,824,196 km (0.054 R)
• M5: 2,537,778 km (0.117 R)
• M6: 3,290,405 km (0.104 R)
• M7: 4,085,368 km (0.12 R)
• M8: 4,595,198 km (0.029 R)
• M9: 5,123,727 km (0.089 R)
• M10: 5,900,439 km (0.116 R)
• M11: 6,697,048 km (0.082 R)
• M12: 7,848,503 km (0.075 R)
• M13: 9,057,403 km (0.061 R)
• M14: 11,180,047 km (0.103 R)
• M15: 11,758,991 km (0.115 R)
• M16: 14,086,435 km (0.079 R)
• M17: 15,971,517 km (0.054 R)
• M18: 16,441,554 km (0.083 R)
• M19: 16,920,866 km (0.112 R)
• M20: 18,874,464 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.1

Radius: 10

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.97 AU - 3.03 AU

Year: 3587 Days

Day: 12.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,910,299 km

• M1: 157,826 km (0.095 R)
• M2: 1,134,550 km (0.072 R)
• M3: 1,859,801 km (0.057 R)
• M4: 2,773,694 km (0.077 R)
• M5: 3,408,288 km (0.054 R)
• M6: 3,877,577 km (0.056 R)
• M7: 4,652,494 km (0.077 R)
• M8: 5,210,344 km (0.057 R)
• M9: 7,232,608 km (0.067 R)
• M10: 8,490,726 km (0.1 R)
• M11: 9,889,167 km (0.062 R)
• M12: 10,983,027 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320

Radius: 13.3

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.25 AU - 3.69 AU

Year: 4462 Days

Day: 10.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 58,910,299 km

• M1: 165,455 km (0.058 R)
• M2: 680,222 km (0.084 R)
• M3: 1,204,712 km (0.071 R)
• M4: 2,155,556 km (0.09 R)
• M5: 3,410,383 km (0.034 R)
• M6: 4,073,101 km (0.055 R)
• M7: 4,546,728 km (0.075 R)
• M8: 5,301,599 km (0.116 R)
• M9: 5,867,976 km (0.113 R)
• M10: 6,305,101 km (0.099 R)
• M11: 7,684,843 km (0.101 R)
• M12: 8,344,120 km (0.097 R)
• M13: 10,511,046 km (0.096 R)
• M14: 14,952,307 km (0.112 R)
• M15: 16,620,772 km (0.116 R)
• M16: 17,056,700 km (0.114 R)
• M17: 17,894,598 km (0.11 R)
• M18: 19,172,912 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 137

Radius: 4.7

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 7 AU - 7.74 AU

Year: 13811 Days

Day: 20.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,910,299 km

• M1: 62,083 km (0.093 R)
• M2: 278,252 km (0.099 R)
• M3: 503,098 km (0.093 R)
• M4: 1,471,145 km (0.09 R)
• M5: 1,874,013 km (0.119 R)
• M6: 4,854,301 km (0.114 R)
• M7: 6,153,110 km (0.086 R)
• M8: 8,170,437 km (0.095 R)
• M9: 12,797,200 km (0.059 R)
• M10: 15,053,735 km (0.078 R)
• M11: 15,474,105 km (0.086 R)
• M12: 16,088,204 km (0.106 R)
• M13: 21,597,893 km (0.062 R)
• M14: 22,832,824 km (0.083 R)
• M15: 23,307,797 km (0.032 R)
• M16: 23,708,719 km (0.074 R)
• M17: 25,105,963 km (0.108 R)
• M18: 28,608,498 km (0.104 R)
• M19: 33,528,623 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.3

Radius: 8

Gravity: 5.61 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 7.99 AU - 8.57 AU

Year: 16446 Days

Day: 19.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 58,910,299 km

• M1: 99,483 km (0.114 R)
• M2: 363,672 km (0.089 R)
• M3: 626,366 km (0.108 R)
• M4: 1,077,404 km (0.053 R)
• M5: 1,383,631 km (0.088 R)
• M6: 1,701,077 km (0.108 R)
• M7: 2,464,176 km (0.083 R)
• M8: 2,800,622 km (0.087 R)
• M9: 3,591,994 km (0.107 R)
• M10: 4,082,376 km (0.077 R)
• M11: 4,494,219 km (0.079 R)
• M12: 4,933,289 km (0.058 R)
• M13: 6,007,850 km (0.087 R)
• M14: 7,878,721 km (0.044 R)
• M15: 9,693,044 km (0.051 R)
• M16: 11,538,334 km (0.059 R)
• M17: 14,391,465 km (0.094 R)
• M18: 16,706,791 km (0.109 R)
• M19: 17,991,388 km (0.031 R)
• M20: 19,750,060 km (0.117 R)
• M21: 20,248,969 km (0.09 R)
• M22: 20,841,527 km (0.086 R)
• M23: 21,620,333 km (0.08 R)
• M24: 24,930,635 km (0.098 R)
• M25: 29,201,953 km (0.074 R)
• M26: 31,735,991 km (0.061 R)
• M27: 38,126,364 km (0.075 R)
• M28: 41,013,303 km (0.051 R)
• M29: 41,553,352 km (0.084 R)
• M30: 45,756,454 km (0.053 R)
• M31: 47,365,977 km (0.079 R)
• M32: 49,316,434 km (0.108 R)
• M33: 50,697,671 km (0.059 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628.2

Radius: 4.1

Gravity: 37.37 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 7.03 AU - 9.67 AU

Year: 16655 Days

Day: 19 Hours

Environment

Temp: -224 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 58,910,299 km

• M1: 51,013 km (0.096 R)
• M2: 303,983 km (0.113 R)
• M3: 432,338 km (0.046 R)
• M4: 566,228 km (0.118 R)
• M5: 1,410,708 km (0.091 R)
• M6: 1,887,925 km (0.095 R)
• M7: 2,153,461 km (0.086 R)
• M8: 3,389,738 km (0.077 R)
• M9: 4,524,288 km (0.073 R)
• M10: 4,999,561 km (0.074 R)
• M11: 5,177,134 km (0.057 R)
• M12: 5,812,476 km (0.092 R)
• M13: 6,969,914 km (0.08 R)
• M14: 7,147,038 km (0.11 R)
• M15: 9,033,767 km (0.056 R)
• M16: 9,191,293 km (0.097 R)
• M17: 9,512,031 km (0.083 R)
• M18: 10,751,898 km (0.111 R)
• M19: 11,228,218 km (0.115 R)
• M20: 12,223,044 km (0.086 R)
• M21: 14,457,886 km (0.078 R)
• M22: 16,399,517 km (0.048 R)
• M23: 18,256,326 km (0.118 R)
• M24: 19,191,911 km (0.115 R)
• M25: 23,949,722 km (0.104 R)
• M26: 26,331,020 km (0.101 R)
• M27: 28,413,572 km (0.032 R)
• M28: 28,979,352 km (0.098 R)
• M29: 31,317,417 km (0.109 R)
• M30: 37,706,443 km (0.081 R)
• M31: 38,664,916 km (0.108 R)
• M32: 42,661,423 km (0.09 R)
• M33: 42,956,879 km (0.118 R)
• M34: 43,105,280 km (0.096 R)
• M35: 46,767,586 km (0.115 R)
• M36: 47,714,390 km (0.082 R)
• M37: 52,811,190 km (0.062 R)
• M38: 54,703,603 km (0.087 R)
• M39: 57,356,123 km (0.108 R)
• M40: 61,024,562 km (0.104 R)
• M41: 63,299,048 km (0.114 R)

Asteroid Belt

Center: 8.75 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 9.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 348.4

Radius: 6.3

Gravity: 8.78 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 8.21 AU - 10.09 AU

Year: 19105 Days

Day: 19.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 58,910,299 km

• M1: 78,389 km (0.119 R)
• M2: 347,516 km (0.089 R)
• M3: 803,490 km (0.117 R)
• M4: 1,275,322 km (0.116 R)
• M5: 1,917,246 km (0.103 R)
• M6: 2,473,302 km (0.041 R)
• M7: 3,843,618 km (0.039 R)
• M8: 4,344,322 km (0.049 R)
• M9: 5,583,591 km (0.119 R)
• M10: 6,748,659 km (0.103 R)
• M11: 7,610,193 km (0.11 R)
• M12: 7,882,461 km (0.06 R)
• M13: 10,190,308 km (0.109 R)
• M14: 14,649,371 km (0.115 R)
• M15: 16,086,409 km (0.04 R)
• M16: 16,535,202 km (0.109 R)
• M17: 19,913,721 km (0.086 R)
• M18: 21,402,967 km (0.09 R)
• M19: 21,854,753 km (0.097 R)
• M20: 23,059,165 km (0.117 R)
• M21: 27,569,840 km (0.09 R)
• M22: 33,233,616 km (0.111 R)
• M23: 35,574,673 km (0.054 R)
• M24: 36,336,126 km (0.108 R)
• M25: 37,498,801 km (0.091 R)
• M26: 38,420,024 km (0.112 R)
• M27: 40,034,185 km (0.111 R)
• M28: 45,890,044 km (0.119 R)
• M29: 48,476,891 km (0.11 R)
• M30: 49,099,368 km (0.087 R)
• M31: 53,772,655 km (0.081 R)
• M32: 54,272,462 km (0.082 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 18,631 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit