🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.76 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.7

Radius: 11.4

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.32 AU - 1.72 AU

Year: 1250 Days

Day: 7.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 61,437,595 km

• M1: 144,063 km (0.1 R)
• M2: 538,852 km (0.101 R)
• M3: 1,003,503 km (0.102 R)
• M4: 1,403,677 km (0.103 R)
• M5: 1,832,125 km (0.053 R)
• M6: 2,359,757 km (0.12 R)
• M7: 2,918,355 km (0.067 R)
• M8: 3,887,151 km (0.09 R)
• M9: 7,392,080 km (0.073 R)
• M10: 8,852,903 km (0.095 R)
• M11: 9,329,522 km (0.069 R)
• M12: 9,729,397 km (0.111 R)
• M13: 10,269,595 km (0.086 R)
• M14: 10,863,349 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.2

Radius: 12.7

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.67 AU - 2.63 AU

Year: 2102 Days

Day: 8.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,437,595 km

• M1: 160,818 km (0.062 R)
• M2: 753,076 km (0.077 R)
• M3: 1,527,095 km (0.069 R)
• M4: 2,081,954 km (0.078 R)
• M5: 2,488,411 km (0.115 R)
• M6: 3,380,762 km (0.082 R)
• M7: 3,911,087 km (0.098 R)
• M8: 4,516,958 km (0.084 R)
• M9: 5,770,738 km (0.077 R)
• M10: 6,936,554 km (0.114 R)
• M11: 7,917,318 km (0.081 R)
• M12: 9,186,955 km (0.115 R)
• M13: 9,905,773 km (0.054 R)
• M14: 11,340,117 km (0.082 R)
• M15: 12,087,059 km (0.077 R)
• M16: 15,265,864 km (0.07 R)
• M17: 15,837,179 km (0.029 R)
• M18: 16,422,555 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.5

Radius: 13.3

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.98 AU - 2.88 AU

Year: 2526 Days

Day: 5 Hours

Environment

Temp: -210 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 61,437,595 km

• M1: 165,455 km (0.11 R)
• M2: 617,540 km (0.112 R)
• M3: 1,294,470 km (0.12 R)
• M4: 1,860,100 km (0.071 R)
• M5: 2,982,084 km (0.105 R)
• M6: 3,966,588 km (0.108 R)
• M7: 4,807,028 km (0.087 R)
• M8: 11,154,915 km (0.082 R)
• M9: 12,010,914 km (0.089 R)
• M10: 16,711,578 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.7

Radius: 12.9

Gravity: 3.74 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.16 AU - 2.78 AU

Year: 2589 Days

Day: 9.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,437,595 km

• M1: 160,369 km (0.064 R)
• M2: 626,067 km (0.1 R)
• M3: 1,710,352 km (0.079 R)
• M4: 2,414,809 km (0.055 R)
• M5: 3,023,971 km (0.118 R)
• M6: 3,660,062 km (0.115 R)
• M7: 4,467,890 km (0.078 R)
• M8: 5,131,656 km (0.119 R)
• M9: 6,144,583 km (0.102 R)
• M10: 7,198,350 km (0.113 R)
• M11: 8,532,315 km (0.092 R)
• M12: 9,842,792 km (0.039 R)
• M13: 10,358,157 km (0.07 R)
• M14: 10,930,219 km (0.105 R)
• M15: 11,766,471 km (0.086 R)
• M16: 12,602,125 km (0.039 R)
• M17: 13,838,102 km (0.112 R)
• M18: 14,912,514 km (0.091 R)
• M19: 16,092,093 km (0.102 R)
• M20: 18,140,387 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.3

Radius: 12.7

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 2.38 AU - 2.78 AU

Year: 2763 Days

Day: 7.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 61,437,595 km

• M1: 157,975 km (0.045 R)
• M2: 603,478 km (0.07 R)
• M3: 1,138,141 km (0.092 R)
• M4: 1,601,296 km (0.075 R)
• M5: 2,531,645 km (0.099 R)
• M6: 3,047,159 km (0.104 R)
• M7: 4,371,848 km (0.115 R)
• M8: 6,436,748 km (0.096 R)
• M9: 6,867,739 km (0.071 R)
• M10: 7,550,653 km (0.083 R)
• M11: 8,756,412 km (0.114 R)
• M12: 9,663,723 km (0.071 R)
• M13: 12,514,011 km (0.077 R)
• M14: 15,260,628 km (0.066 R)
• M15: 16,674,179 km (0.098 R)
• M16: 17,232,478 km (0.032 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.1

Radius: 9.5

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.38 AU - 6.26 AU

Year: 8183 Days

Day: 8.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,437,595 km

• M1: 118,182 km (0.086 R)
• M2: 413,788 km (0.094 R)
• M3: 746,493 km (0.095 R)
• M4: 1,072,318 km (0.112 R)
• M5: 1,399,638 km (0.073 R)
• M6: 1,893,759 km (0.094 R)
• M7: 2,500,678 km (0.118 R)
• M8: 3,128,391 km (0.112 R)
• M9: 4,002,042 km (0.063 R)
• M10: 4,562,137 km (0.081 R)
• M11: 5,870,370 km (0.084 R)
• M12: 6,458,140 km (0.069 R)
• M13: 8,099,977 km (0.11 R)
• M14: 8,745,791 km (0.093 R)
• M15: 10,510,597 km (0.056 R)
• M16: 11,377,516 km (0.104 R)
• M17: 12,343,620 km (0.086 R)
• M18: 15,146,336 km (0.044 R)
• M19: 15,569,997 km (0.041 R)
• M20: 17,278,255 km (0.085 R)
• M21: 21,213,576 km (0.063 R)
• M22: 23,630,480 km (0.077 R)
• M23: 24,118,618 km (0.109 R)
• M24: 25,031,015 km (0.119 R)
• M25: 25,538,301 km (0.102 R)
• M26: 26,486,004 km (0.061 R)
• M27: 29,189,985 km (0.051 R)
• M28: 30,225,951 km (0.087 R)
• M29: 33,890,500 km (0.025 R)
• M30: 34,303,689 km (0.073 R)
• M31: 35,457,089 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350

Radius: 3.8

Gravity: 24.24 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 6.38 AU - 10.58 AU

Year: 16467 Days

Day: 23.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 61,437,595 km

• M1: 47,273 km (0.03 R)
• M2: 270,024 km (0.119 R)
• M3: 396,434 km (0.105 R)
• M4: 563,236 km (0.099 R)
• M5: 861,684 km (0.105 R)
• M6: 1,121,685 km (0.098 R)
• M7: 1,460,075 km (0.096 R)
• M8: 2,220,631 km (0.113 R)
• M9: 2,643,394 km (0.064 R)
• M10: 3,214,260 km (0.117 R)
• M11: 4,145,806 km (0.079 R)
• M12: 7,046,509 km (0.116 R)
• M13: 7,425,141 km (0.092 R)
• M14: 11,350,290 km (0.056 R)
• M15: 12,345,415 km (0.054 R)
• M16: 13,588,872 km (0.07 R)
• M17: 13,977,527 km (0.049 R)
• M18: 14,845,195 km (0.1 R)
• M19: 18,047,786 km (0.075 R)
• M20: 20,646,451 km (0.111 R)
• M21: 21,420,022 km (0.087 R)
• M22: 23,207,566 km (0.093 R)
• M23: 23,669,525 km (0.107 R)
• M24: 23,856,073 km (0.113 R)
• M25: 27,076,467 km (0.063 R)
• M26: 27,794,836 km (0.103 R)
• M27: 28,737,153 km (0.099 R)
• M28: 35,814,179 km (0.034 R)
• M29: 36,929,282 km (0.051 R)
• M30: 38,195,029 km (0.111 R)
• M31: 38,451,739 km (0.113 R)
• M32: 39,228,451 km (0.11 R)
• M33: 40,015,486 km (0.077 R)
• M34: 43,548,090 km (0.098 R)
• M35: 44,109,381 km (0.04 R)
• M36: 46,402,866 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 581.3

Radius: 5.5

Gravity: 19.22 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 7.73 AU - 12.63 AU

Year: 21660 Days

Day: 24.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 61,437,595 km

• M1: 68,366 km (0.119 R)
• M2: 263,591 km (0.084 R)
• M3: 461,360 km (0.056 R)
• M4: 1,104,631 km (0.066 R)
• M5: 1,843,943 km (0.102 R)
• M6: 2,117,707 km (0.088 R)
• M7: 2,307,697 km (0.112 R)
• M8: 3,131,233 km (0.074 R)
• M9: 4,135,334 km (0.102 R)
• M10: 4,467,591 km (0.084 R)
• M11: 4,817,500 km (0.104 R)
• M12: 5,376,547 km (0.044 R)
• M13: 5,691,750 km (0.114 R)
• M14: 6,316,022 km (0.093 R)
• M15: 6,802,066 km (0.07 R)
• M16: 7,749,170 km (0.116 R)
• M17: 13,469,343 km (0.05 R)
• M18: 15,420,249 km (0.095 R)
• M19: 16,876,285 km (0.093 R)
• M20: 19,594,628 km (0.037 R)
• M21: 21,790,575 km (0.065 R)
• M22: 21,988,942 km (0.08 R)
• M23: 28,162,846 km (0.116 R)
• M24: 31,833,529 km (0.113 R)
• M25: 38,783,996 km (0.086 R)
• M26: 39,075,562 km (0.098 R)
• M27: 41,308,161 km (0.104 R)
• M28: 42,998,617 km (0.078 R)
• M29: 44,894,620 km (0.117 R)
• M30: 45,700,803 km (0.051 R)
• M31: 53,036,784 km (0.052 R)
• M32: 59,557,755 km (0.116 R)
• M33: 74,162,097 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.7

Radius: 4.1

Gravity: 14.5 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 10.49 AU - 11.51 AU

Year: 24329 Days

Day: 21.2 Hours

Environment

Temp: -244 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 61,437,595 km

• M1: 51,013 km (0.105 R)
• M2: 212,279 km (0.096 R)
• M3: 471,981 km (0.082 R)
• M4: 669,600 km (0.088 R)
• M5: 857,944 km (0.077 R)
• M6: 1,384,229 km (0.12 R)
• M7: 2,379,504 km (0.115 R)
• M8: 3,834,193 km (0.097 R)
• M9: 4,159,120 km (0.118 R)
• M10: 4,598,938 km (0.062 R)
• M11: 6,143,835 km (0.058 R)
• M12: 6,671,616 km (0.118 R)
• M13: 7,097,671 km (0.106 R)
• M14: 8,632,695 km (0.073 R)
• M15: 8,984,699 km (0.092 R)
• M16: 11,122,751 km (0.117 R)
• M17: 13,178,376 km (0.056 R)
• M18: 13,916,192 km (0.063 R)
• M19: 14,823,204 km (0.115 R)
• M20: 15,473,805 km (0.059 R)
• M21: 15,992,760 km (0.067 R)
• M22: 16,446,790 km (0.06 R)
• M23: 17,380,430 km (0.092 R)
• M24: 19,955,159 km (0.069 R)
• M25: 27,641,498 km (0.105 R)
• M26: 28,075,930 km (0.11 R)
• M27: 28,736,255 km (0.074 R)
• M28: 29,406,753 km (0.106 R)
• M29: 37,352,344 km (0.114 R)
• M30: 38,960,222 km (0.115 R)
• M31: 39,643,735 km (0.091 R)
• M32: 40,335,027 km (0.097 R)
• M33: 42,170,144 km (0.03 R)
• M34: 43,180,977 km (0.051 R)
• M35: 48,321,159 km (0.094 R)
• M36: 48,478,237 km (0.102 R)
• M37: 56,076,911 km (0.096 R)
• M38: 56,772,841 km (0.113 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: 186 - 11,113 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit