🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.6

Radius: 9.7

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.83 AU - 1.07 AU

Year: 639 Days

Day: 5.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,747,096 km

• M1: 120,576 km (0.095 R)
• M2: 492,775 km (0.091 R)
• M3: 863,928 km (0.119 R)
• M4: 1,210,097 km (0.118 R)
• M5: 1,544,897 km (0.088 R)
• M6: 2,447,571 km (0.111 R)
• M7: 3,074,087 km (0.066 R)
• M8: 3,393,927 km (0.103 R)
• M9: 3,943,549 km (0.062 R)
• M10: 4,614,197 km (0.072 R)
• M11: 5,306,835 km (0.118 R)
• M12: 5,991,844 km (0.106 R)
• M13: 6,513,641 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.1

Radius: 13.5

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.01 AU - 1.29 AU

Year: 851 Days

Day: 5.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 54,747,096 km

• M1: 167,849 km (0.098 R)
• M2: 650,152 km (0.084 R)
• M3: 1,502,860 km (0.114 R)
• M4: 2,128,479 km (0.091 R)
• M5: 2,961,739 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917

Radius: 12.3

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.93 AU - 1.55 AU

Year: 953 Days

Day: 6.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,747,096 km

• M1: 153,039 km (0.069 R)
• M2: 685,906 km (0.038 R)
• M3: 1,163,423 km (0.092 R)
• M4: 1,569,581 km (0.092 R)
• M5: 2,011,194 km (0.094 R)
• M6: 2,536,282 km (0.057 R)
• M7: 2,922,993 km (0.091 R)
• M8: 4,346,865 km (0.065 R)
• M9: 5,000,309 km (0.103 R)
• M10: 5,471,542 km (0.114 R)
• M11: 6,301,062 km (0.109 R)
• M12: 7,286,015 km (0.086 R)
• M13: 7,919,562 km (0.077 R)
• M14: 10,383,439 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656

Radius: 13.6

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.3 AU - 1.34 AU

Year: 1047 Days

Day: 12.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,747,096 km

• M1: 169,195 km (0.053 R)
• M2: 631,004 km (0.079 R)
• M3: 1,085,183 km (0.055 R)
• M4: 1,831,377 km (0.118 R)
• M5: 2,726,421 km (0.097 R)
• M6: 3,316,435 km (0.102 R)
• M7: 3,818,037 km (0.098 R)
• M8: 4,336,244 km (0.102 R)
• M9: 5,106,673 km (0.105 R)
• M10: 5,595,559 km (0.045 R)
• M11: 6,599,959 km (0.101 R)
• M12: 8,420,715 km (0.099 R)
• M13: 10,187,615 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.5

Radius: 9.4

Gravity: 10.27 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.02 AU - 3.46 AU

Year: 4026 Days

Day: 14.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 54,747,096 km

• M1: 116,986 km (0.054 R)
• M2: 438,172 km (0.114 R)
• M3: 873,352 km (0.029 R)
• M4: 1,600,248 km (0.042 R)
• M5: 1,905,428 km (0.112 R)
• M6: 2,295,729 km (0.034 R)
• M7: 3,161,003 km (0.096 R)
• M8: 4,396,681 km (0.091 R)
• M9: 6,017,425 km (0.078 R)
• M10: 6,733,550 km (0.086 R)
• M11: 8,076,191 km (0.072 R)
• M12: 8,869,059 km (0.087 R)
• M13: 9,385,322 km (0.106 R)
• M14: 9,963,517 km (0.089 R)
• M15: 10,477,835 km (0.079 R)
• M16: 13,577,652 km (0.087 R)
• M17: 13,944,317 km (0.102 R)
• M18: 15,420,698 km (0.113 R)
• M19: 16,167,640 km (0.119 R)
• M20: 17,795,564 km (0.101 R)
• M21: 18,745,960 km (0.119 R)
• M22: 25,170,440 km (0.093 R)
• M23: 26,124,725 km (0.1 R)
• M24: 27,185,523 km (0.059 R)
• M25: 27,852,580 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 822.8

Radius: 4.3

Gravity: 44.5 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.93 AU - 6.91 AU

Year: 9942 Days

Day: 17.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,747,096 km

• M1: 53,706 km (0.084 R)
• M2: 198,666 km (0.077 R)
• M3: 385,065 km (0.094 R)
• M4: 826,827 km (0.083 R)
• M5: 1,252,134 km (0.105 R)
• M6: 1,925,773 km (0.064 R)
• M7: 2,379,953 km (0.097 R)
• M8: 2,559,769 km (0.111 R)
• M9: 4,612,551 km (0.118 R)
• M10: 6,583,503 km (0.078 R)
• M11: 7,774,302 km (0.104 R)
• M12: 8,489,230 km (0.106 R)
• M13: 10,787,951 km (0.069 R)
• M14: 11,790,107 km (0.082 R)
• M15: 12,254,908 km (0.11 R)
• M16: 16,782,637 km (0.112 R)
• M17: 20,104,159 km (0.088 R)
• M18: 29,466,293 km (0.084 R)
• M19: 34,371,607 km (0.077 R)
• M20: 35,798,022 km (0.103 R)
• M21: 46,186,398 km (0.099 R)
• M22: 47,921,584 km (0.11 R)
• M23: 48,509,503 km (0.028 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 487

Radius: 4.8

Gravity: 21.14 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5 AU - 7.7 AU

Year: 11045 Days

Day: 21.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 54,747,096 km

• M1: 62,831 km (0.041 R)
• M2: 220,058 km (0.109 R)
• M3: 637,137 km (0.115 R)
• M4: 909,256 km (0.047 R)
• M5: 2,584,602 km (0.053 R)
• M6: 2,746,916 km (0.107 R)
• M7: 3,539,486 km (0.089 R)
• M8: 3,869,499 km (0.088 R)
• M9: 4,055,598 km (0.111 R)
• M10: 4,416,877 km (0.088 R)
• M11: 5,698,033 km (0.103 R)
• M12: 6,331,730 km (0.075 R)
• M13: 6,515,885 km (0.105 R)
• M14: 7,490,515 km (0.067 R)
• M15: 8,076,939 km (0.072 R)
• M16: 9,969,950 km (0.079 R)
• M17: 11,098,516 km (0.083 R)
• M18: 11,529,358 km (0.118 R)
• M19: 16,746,734 km (0.082 R)
• M20: 18,860,552 km (0.095 R)
• M21: 19,473,604 km (0.113 R)
• M22: 20,020,833 km (0.086 R)
• M23: 20,497,900 km (0.105 R)
• M24: 22,739,325 km (0.114 R)
• M25: 24,141,805 km (0.106 R)
• M26: 24,773,108 km (0.106 R)
• M27: 26,068,626 km (0.103 R)
• M28: 26,257,418 km (0.094 R)
• M29: 27,021,265 km (0.082 R)
• M30: 29,299,940 km (0.112 R)
• M31: 30,538,311 km (0.092 R)
• M32: 34,348,419 km (0.042 R)
• M33: 41,725,090 km (0.097 R)
• M34: 42,764,496 km (0.043 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 699.7

Radius: 6.7

Gravity: 15.59 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 5.98 AU - 6.94 AU

Year: 11333 Days

Day: 18.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,747,096 km

• M1: 86,468 km (0.114 R)
• M2: 420,520 km (0.116 R)
• M3: 816,655 km (0.059 R)
• M4: 1,025,493 km (0.101 R)
• M5: 2,197,443 km (0.091 R)
• M6: 3,049,852 km (0.098 R)
• M7: 3,827,910 km (0.104 R)
• M8: 4,219,857 km (0.112 R)
• M9: 4,515,911 km (0.068 R)
• M10: 4,985,947 km (0.073 R)
• M11: 6,399,199 km (0.107 R)
• M12: 6,632,272 km (0.062 R)
• M13: 6,992,204 km (0.113 R)
• M14: 8,105,961 km (0.102 R)
• M15: 11,119,161 km (0.12 R)
• M16: 12,997,362 km (0.092 R)
• M17: 17,294,262 km (0.096 R)
• M18: 20,380,616 km (0.076 R)
• M19: 21,399,676 km (0.087 R)
• M20: 23,081,755 km (0.119 R)
• M21: 24,850,151 km (0.081 R)
• M22: 26,308,581 km (0.111 R)
• M23: 27,008,250 km (0.08 R)
• M24: 30,365,825 km (0.091 R)
• M25: 34,941,126 km (0.09 R)
• M26: 35,786,354 km (0.102 R)
• M27: 45,286,417 km (0.085 R)
• M28: 48,047,246 km (0.077 R)
• M29: 51,226,948 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 965

Radius: 8

Gravity: 15.08 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 5.67 AU - 8.89 AU

Year: 13558 Days

Day: 24.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,747,096 km

• M1: 104,719 km (0.099 R)
• M2: 353,799 km (0.076 R)
• M3: 761,902 km (0.108 R)
• M4: 1,838,857 km (0.117 R)
• M5: 2,751,703 km (0.108 R)
• M6: 3,321,821 km (0.105 R)
• M7: 3,792,007 km (0.066 R)
• M8: 4,274,460 km (0.115 R)
• M9: 6,455,298 km (0.107 R)
• M10: 6,793,389 km (0.105 R)
• M11: 9,076,851 km (0.032 R)
• M12: 9,664,471 km (0.108 R)
• M13: 17,328,819 km (0.035 R)
• M14: 23,031,639 km (0.069 R)
• M15: 24,836,089 km (0.077 R)
• M16: 31,529,696 km (0.12 R)
• M17: 38,500,807 km (0.037 R)
• M18: 39,754,437 km (0.051 R)
• M19: 44,432,363 km (0.108 R)
• M20: 46,433,234 km (0.064 R)
• M21: 48,012,689 km (0.092 R)
• M22: 48,654,314 km (0.091 R)
• M23: 49,791,108 km (0.11 R)
• M24: 56,985,569 km (0.057 R)
• M25: 57,344,454 km (0.089 R)
• M26: 60,456,389 km (0.113 R)
• M27: 62,338,480 km (0.089 R)
• M28: 65,627,090 km (0.032 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 276.9

Radius: 5.5

Gravity: 9.15 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.56 AU - 9.8 AU

Year: 19199 Days

Day: 18.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,747,096 km

• M1: 68,366 km (0.114 R)
• M2: 366,515 km (0.079 R)
• M3: 1,268,740 km (0.099 R)
• M4: 1,486,404 km (0.106 R)
• M5: 1,729,052 km (0.087 R)
• M6: 1,980,227 km (0.12 R)
• M7: 2,494,096 km (0.084 R)
• M8: 4,236,313 km (0.119 R)
• M9: 4,726,096 km (0.111 R)
• M10: 5,151,253 km (0.094 R)
• M11: 5,601,543 km (0.077 R)
• M12: 8,162,808 km (0.051 R)
• M13: 9,826,037 km (0.102 R)
• M14: 11,470,417 km (0.106 R)
• M15: 12,849,260 km (0.101 R)
• M16: 21,514,717 km (0.112 R)
• M17: 22,315,514 km (0.051 R)
• M18: 22,860,200 km (0.094 R)
• M19: 25,323,928 km (0.037 R)
• M20: 25,817,152 km (0.079 R)
• M21: 26,216,428 km (0.065 R)
• M22: 29,019,444 km (0.064 R)
• M23: 33,058,885 km (0.073 R)
• M24: 38,485,399 km (0.107 R)
• M25: 41,137,021 km (0.047 R)
• M26: 42,093,101 km (0.116 R)
• M27: 47,692,699 km (0.105 R)
• M28: 49,051,795 km (0.116 R)
• M29: 49,818,036 km (0.083 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 17,666 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit