🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683

Radius: 12

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.96 AU - 1.1 AU

Year: 697 Days

Day: 11.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,914,571 km

• M1: 163,211 km (0.047 R)
• M2: 470,934 km (0.072 R)
• M3: 704,157 km (0.068 R)
• M4: 939,175 km (0.114 R)
• M5: 1,181,075 km (0.119 R)
• M6: 1,621,342 km (0.039 R)
• M7: 2,045,302 km (0.107 R)
• M8: 2,277,328 km (0.102 R)
• M9: 2,522,669 km (0.065 R)
• M10: 3,209,622 km (0.09 R)
• M11: 3,638,370 km (0.06 R)
• M12: 4,017,002 km (0.054 R)
• M13: 4,276,554 km (0.084 R)
• M14: 4,980,712 km (0.078 R)
• M15: 5,476,479 km (0.051 R)
• M16: 6,092,523 km (0.069 R)
• M17: 6,413,261 km (0.064 R)
• M18: 6,655,609 km (0.106 R)
• M19: 7,274,196 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.7

Radius: 13.6

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.47 AU - 1.49 AU

Year: 1201 Days

Day: 10.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,914,571 km

• M1: 179,667 km (0.09 R)
• M2: 855,550 km (0.117 R)
• M3: 1,144,873 km (0.104 R)
• M4: 1,434,943 km (0.109 R)
• M5: 1,831,377 km (0.113 R)
• M6: 2,434,107 km (0.074 R)
• M7: 2,715,351 km (0.064 R)
• M8: 3,214,858 km (0.089 R)
• M9: 3,593,939 km (0.057 R)
• M10: 4,654,139 km (0.112 R)
• M11: 5,254,326 km (0.046 R)
• M12: 6,105,388 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.9

Radius: 10.2

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.4 AU - 2.1 AU

Year: 1544 Days

Day: 9.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,914,571 km

• M1: 182,061 km (0.072 R)
• M2: 493,075 km (0.101 R)
• M3: 797,057 km (0.073 R)
• M4: 1,003,203 km (0.118 R)
• M5: 1,498,223 km (0.078 R)
• M6: 2,469,562 km (0.113 R)
• M7: 2,889,932 km (0.098 R)
• M8: 3,383,605 km (0.086 R)
• M9: 4,057,693 km (0.049 R)
• M10: 4,537,154 km (0.051 R)
• M11: 5,463,464 km (0.063 R)
• M12: 6,370,625 km (0.099 R)
• M13: 6,585,897 km (0.055 R)
• M14: 7,387,292 km (0.113 R)
• M15: 8,771,222 km (0.086 R)
• M16: 9,367,220 km (0.049 R)
• M17: 12,369,500 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.7

Radius: 10.1

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.04 AU - 3.7 AU

Year: 4125 Days

Day: 11.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 73,914,571 km

• M1: 139,425 km (0.108 R)
• M2: 468,241 km (0.068 R)
• M3: 767,886 km (0.073 R)
• M4: 1,098,048 km (0.11 R)
• M5: 1,628,074 km (0.042 R)
• M6: 1,909,916 km (0.116 R)
• M7: 2,137,155 km (0.118 R)
• M8: 2,449,216 km (0.055 R)
• M9: 4,203,551 km (0.092 R)
• M10: 5,018,111 km (0.089 R)
• M11: 5,444,016 km (0.04 R)
• M12: 5,963,570 km (0.117 R)
• M13: 6,972,009 km (0.075 R)
• M14: 10,835,823 km (0.041 R)
• M15: 12,851,355 km (0.071 R)
• M16: 13,048,375 km (0.107 R)
• M17: 13,332,312 km (0.048 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.6

Radius: 12

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.47 AU - 4.07 AU

Year: 4881 Days

Day: 10.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,914,571 km

• M1: 186,100 km (0.116 R)
• M2: 883,375 km (0.089 R)
• M3: 1,823,897 km (0.094 R)
• M4: 2,835,328 km (0.106 R)
• M5: 3,110,140 km (0.09 R)
• M6: 3,527,667 km (0.044 R)
• M7: 4,042,583 km (0.088 R)
• M8: 4,549,122 km (0.091 R)
• M9: 4,914,290 km (0.063 R)
• M10: 5,245,799 km (0.084 R)
• M11: 5,555,317 km (0.088 R)
• M12: 5,891,015 km (0.12 R)
• M13: 6,132,017 km (0.028 R)
• M14: 7,033,344 km (0.091 R)
• M15: 7,740,792 km (0.081 R)
• M16: 8,441,957 km (0.114 R)
• M17: 11,081,163 km (0.086 R)
• M18: 11,412,822 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.9

Radius: 8.5

Gravity: 8.41 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.64 AU - 5.02 AU

Year: 7079 Days

Day: 7.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,914,571 km

• M1: 106,364 km (0.114 R)
• M2: 622,327 km (0.115 R)
• M3: 893,997 km (0.072 R)
• M4: 1,159,982 km (0.074 R)
• M5: 1,579,604 km (0.056 R)
• M6: 1,776,325 km (0.118 R)
• M7: 2,277,628 km (0.04 R)
• M8: 3,216,205 km (0.072 R)
• M9: 6,850,834 km (0.046 R)
• M10: 7,104,253 km (0.061 R)
• M11: 7,591,793 km (0.079 R)
• M12: 7,858,526 km (0.082 R)
• M13: 8,900,325 km (0.093 R)
• M14: 9,080,441 km (0.079 R)
• M15: 9,668,810 km (0.05 R)
• M16: 10,045,946 km (0.109 R)
• M17: 12,377,728 km (0.118 R)
• M18: 13,948,356 km (0.032 R)
• M19: 16,044,671 km (0.114 R)
• M20: 17,423,664 km (0.074 R)
• M21: 17,675,886 km (0.033 R)
• M22: 17,930,053 km (0.057 R)
• M23: 18,859,804 km (0.112 R)
• M24: 19,069,689 km (0.076 R)
• M25: 20,190,477 km (0.112 R)
• M26: 21,010,722 km (0.091 R)
• M27: 23,278,326 km (0.102 R)
• M28: 23,453,057 km (0.107 R)
• M29: 24,158,710 km (0.042 R)
• M30: 28,613,435 km (0.104 R)
• M31: 28,936,866 km (0.03 R)
• M32: 30,314,961 km (0.11 R)
• M33: 30,581,096 km (0.118 R)
• M34: 31,386,680 km (0.104 R)
• M35: 32,821,474 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819

Radius: 11.1

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.69 AU - 5.97 AU

Year: 7079 Days

Day: 11.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 73,914,571 km

• M1: 149,747 km (0.119 R)
• M2: 457,021 km (0.064 R)
• M3: 698,772 km (0.047 R)
• M4: 916,137 km (0.056 R)
• M5: 1,221,167 km (0.06 R)
• M6: 1,781,262 km (0.089 R)
• M7: 2,176,649 km (0.099 R)
• M8: 3,073,638 km (0.039 R)
• M9: 3,454,963 km (0.104 R)
• M10: 4,033,009 km (0.11 R)
• M11: 4,391,595 km (0.107 R)
• M12: 4,848,168 km (0.101 R)
• M13: 6,294,480 km (0.117 R)
• M14: 6,516,932 km (0.089 R)
• M15: 7,207,775 km (0.041 R)
• M16: 7,514,750 km (0.081 R)
• M17: 8,585,123 km (0.108 R)
• M18: 9,649,661 km (0.035 R)
• M19: 11,237,343 km (0.107 R)
• M20: 12,099,177 km (0.118 R)
• M21: 12,319,684 km (0.097 R)
• M22: 13,130,056 km (0.116 R)
• M23: 15,171,618 km (0.115 R)
• M24: 17,999,915 km (0.074 R)
• M25: 18,758,825 km (0.106 R)
• M26: 19,645,342 km (0.1 R)
• M27: 22,189,703 km (0.084 R)
• M28: 23,153,562 km (0.063 R)
• M29: 24,575,340 km (0.047 R)
• M30: 25,653,641 km (0.111 R)
• M31: 30,268,885 km (0.119 R)
• M32: 31,749,605 km (0.113 R)
• M33: 37,327,960 km (0.082 R)
• M34: 39,129,417 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.4

Radius: 12.4

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.71 AU - 6.33 AU

Year: 8648 Days

Day: 13.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 73,914,571 km

• M1: 249,380 km (0.081 R)
• M2: 625,768 km (0.102 R)
• M3: 988,992 km (0.046 R)
• M4: 1,389,615 km (0.085 R)
• M5: 1,853,368 km (0.1 R)
• M6: 2,532,393 km (0.089 R)
• M7: 3,263,328 km (0.071 R)
• M8: 3,932,030 km (0.04 R)
• M9: 4,941,816 km (0.073 R)
• M10: 5,173,842 km (0.101 R)
• M11: 6,242,270 km (0.114 R)
• M12: 6,860,259 km (0.111 R)
• M13: 7,288,857 km (0.096 R)
• M14: 7,859,423 km (0.117 R)
• M15: 8,120,023 km (0.097 R)
• M16: 8,451,980 km (0.049 R)
• M17: 8,859,186 km (0.105 R)
• M18: 10,249,848 km (0.067 R)
• M19: 11,272,948 km (0.111 R)
• M20: 14,374,111 km (0.077 R)
• M21: 15,538,132 km (0.06 R)
• M22: 16,511,715 km (0.104 R)
• M23: 18,151,308 km (0.117 R)
• M24: 20,757,602 km (0.089 R)
• M25: 21,936,134 km (0.083 R)
• M26: 22,537,817 km (0.107 R)
• M27: 22,924,826 km (0.05 R)
• M28: 24,736,756 km (0.096 R)
• M29: 26,022,699 km (0.113 R)
• M30: 29,380,872 km (0.067 R)
• M31: 30,652,903 km (0.051 R)
• M32: 32,744,431 km (0.11 R)
• M33: 33,951,386 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 916.5

Radius: 3.7

Gravity: 66.95 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 7.15 AU - 9.87 AU

Year: 16555 Days

Day: 17.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 73,914,571 km

• M1: 182,659 km (0.025 R)
• M2: 450,589 km (0.118 R)
• M3: 860,487 km (0.089 R)
• M4: 972,685 km (0.049 R)
• M5: 1,057,208 km (0.03 R)
• M6: 2,601,507 km (0.082 R)
• M7: 2,769,057 km (0.077 R)
• M8: 3,588,853 km (0.061 R)
• M9: 4,336,393 km (0.074 R)
• M10: 4,516,210 km (0.059 R)
• M11: 4,774,266 km (0.108 R)
• M12: 5,233,382 km (0.114 R)
• M13: 8,685,952 km (0.082 R)
• M14: 9,198,623 km (0.082 R)
• M15: 11,052,141 km (0.063 R)
• M16: 11,339,070 km (0.026 R)
• M17: 17,350,211 km (0.093 R)
• M18: 19,183,982 km (0.118 R)
• M19: 19,790,302 km (0.098 R)
• M20: 22,391,211 km (0.063 R)
• M21: 26,373,506 km (0.095 R)
• M22: 28,532,802 km (0.059 R)
• M23: 28,716,508 km (0.107 R)
• M24: 30,019,655 km (0.12 R)
• M25: 33,602,674 km (0.072 R)
• M26: 37,178,362 km (0.065 R)
• M27: 37,493,266 km (0.097 R)
• M28: 39,087,680 km (0.094 R)
• M29: 44,527,956 km (0.072 R)
• M30: 45,449,778 km (0.115 R)
• M31: 46,030,816 km (0.07 R)
• M32: 50,934,036 km (0.094 R)
• M33: 61,620,560 km (0.11 R)
• M34: 62,025,820 km (0.118 R)
• M35: 63,249,830 km (0.101 R)
• M36: 64,209,949 km (0.088 R)
• M37: 64,900,343 km (0.102 R)
• M38: 69,979,490 km (0.072 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 13,054 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit