🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 996.8

Radius: 14.1

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.97 AU - 1.29 AU

Year: 801 Days

Day: 8.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 68,891,804 km

• M1: 175,329 km (0.075 R)
• M2: 848,968 km (0.09 R)
• M3: 1,292,974 km (0.098 R)
• M4: 1,771,987 km (0.103 R)
• M5: 2,471,207 km (0.077 R)
• M6: 2,937,055 km (0.058 R)
• M7: 4,065,472 km (0.082 R)
• M8: 4,598,190 km (0.108 R)
• M9: 5,446,260 km (0.106 R)
• M10: 5,970,301 km (0.062 R)
• M11: 6,549,993 km (0.073 R)
• M12: 8,545,330 km (0.099 R)
• M13: 9,060,395 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.6

Radius: 8.5

Gravity: 10.35 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.12 AU - 1.78 AU

Year: 1164 Days

Day: 14.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 115.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,891,804 km

• M1: 105,766 km (0.085 R)
• M2: 487,839 km (0.088 R)
• M3: 1,052,421 km (0.046 R)
• M4: 1,324,240 km (0.05 R)
• M5: 1,707,959 km (0.083 R)
• M6: 2,464,475 km (0.098 R)
• M7: 3,581,822 km (0.119 R)
• M8: 4,226,888 km (0.097 R)
• M9: 4,869,710 km (0.115 R)
• M10: 5,725,410 km (0.068 R)
• M11: 7,141,802 km (0.027 R)
• M12: 7,679,607 km (0.083 R)
• M13: 9,822,746 km (0.099 R)
• M14: 10,848,090 km (0.114 R)
• M15: 11,489,715 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853

Radius: 9

Gravity: 10.53 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.03 AU - 2.21 AU

Year: 2058 Days

Day: 5.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,891,804 km

• M1: 114,592 km (0.057 R)
• M2: 440,715 km (0.093 R)
• M3: 1,388,867 km (0.076 R)
• M4: 1,862,344 km (0.117 R)
• M5: 2,188,168 km (0.073 R)
• M6: 2,524,015 km (0.111 R)
• M7: 2,817,227 km (0.086 R)
• M8: 3,334,237 km (0.068 R)
• M9: 4,643,368 km (0.104 R)
• M10: 5,271,679 km (0.106 R)
• M11: 6,780,374 km (0.083 R)
• M12: 7,381,159 km (0.091 R)
• M13: 7,709,676 km (0.101 R)
• M14: 8,590,359 km (0.063 R)
• M15: 9,819,305 km (0.058 R)
• M16: 10,588,238 km (0.025 R)
• M17: 11,876,874 km (0.111 R)
• M18: 13,798,459 km (0.028 R)
• M19: 14,762,617 km (0.113 R)
• M20: 15,237,142 km (0.066 R)
• M21: 15,918,709 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.1

Radius: 9.7

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.96 AU - 3.38 AU

Year: 3764 Days

Day: 8.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 68,891,804 km

• M1: 120,576 km (0.115 R)
• M2: 450,439 km (0.083 R)
• M3: 889,060 km (0.062 R)
• M4: 1,905,428 km (0.09 R)
• M5: 3,011,555 km (0.102 R)
• M6: 6,852,031 km (0.036 R)
• M7: 7,626,051 km (0.042 R)
• M8: 8,346,813 km (0.047 R)
• M9: 8,738,012 km (0.065 R)
• M10: 10,555,177 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.7

Radius: 8.2

Gravity: 14.69 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.92 AU - 5.5 AU

Year: 7930 Days

Day: 7.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 132.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,891,804 km

• M1: 102,026 km (0.088 R)
• M2: 381,026 km (0.113 R)
• M3: 791,074 km (0.112 R)
• M4: 1,481,019 km (0.114 R)
• M5: 1,858,006 km (0.111 R)
• M6: 2,138,202 km (0.088 R)
• M7: 2,408,975 km (0.105 R)
• M8: 2,826,951 km (0.102 R)
• M9: 4,578,592 km (0.081 R)
• M10: 6,315,274 km (0.079 R)
• M11: 7,762,035 km (0.119 R)
• M12: 8,145,006 km (0.103 R)
• M13: 8,675,031 km (0.06 R)
• M14: 10,870,080 km (0.09 R)
• M15: 13,051,217 km (0.028 R)
• M16: 13,350,563 km (0.099 R)
• M17: 14,529,843 km (0.048 R)
• M18: 17,380,729 km (0.107 R)
• M19: 20,343,366 km (0.088 R)
• M20: 22,495,481 km (0.115 R)
• M21: 38,921,327 km (0.092 R)
• M22: 42,482,953 km (0.097 R)
• M23: 43,672,406 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438.8

Radius: 7.3

Gravity: 8.23 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.84 AU - 8.92 AU

Year: 13369 Days

Day: 18.9 Hours

Environment

Temp: -239 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,891,804 km

• M1: 95,294 km (0.094 R)
• M2: 392,545 km (0.109 R)
• M3: 748,737 km (0.105 R)
• M4: 1,225,356 km (0.11 R)
• M5: 1,469,500 km (0.09 R)
• M6: 1,761,964 km (0.084 R)
• M7: 2,200,285 km (0.105 R)
• M8: 4,868,214 km (0.1 R)
• M9: 5,591,968 km (0.076 R)
• M10: 6,614,171 km (0.116 R)
• M11: 7,007,763 km (0.086 R)
• M12: 7,712,817 km (0.098 R)
• M13: 8,060,483 km (0.089 R)
• M14: 9,311,869 km (0.119 R)
• M15: 11,848,002 km (0.117 R)
• M16: 12,488,131 km (0.054 R)
• M17: 13,028,778 km (0.119 R)
• M18: 15,011,099 km (0.099 R)
• M19: 15,691,171 km (0.105 R)
• M20: 16,391,738 km (0.075 R)
• M21: 18,234,036 km (0.041 R)
• M22: 19,804,065 km (0.032 R)
• M23: 21,804,638 km (0.061 R)
• M24: 23,571,538 km (0.058 R)
• M25: 24,211,817 km (0.069 R)
• M26: 25,241,499 km (0.032 R)
• M27: 28,299,878 km (0.052 R)
• M28: 31,157,497 km (0.089 R)
• M29: 37,438,962 km (0.111 R)
• M30: 39,578,660 km (0.077 R)
• M31: 42,332,607 km (0.096 R)
• M32: 43,824,995 km (0.119 R)
• M33: 45,774,704 km (0.115 R)
• M34: 47,491,190 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 420.7

Radius: 5.3

Gravity: 14.98 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 6.75 AU - 8.11 AU

Year: 13506 Days

Day: 16.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,891,804 km

• M1: 66,272 km (0.082 R)
• M2: 254,616 km (0.117 R)
• M3: 1,303,745 km (0.115 R)
• M4: 1,820,307 km (0.116 R)
• M5: 2,215,844 km (0.093 R)
• M6: 2,604,649 km (0.075 R)
• M7: 3,106,699 km (0.072 R)
• M8: 3,295,641 km (0.037 R)
• M9: 3,749,222 km (0.103 R)
• M10: 6,317,668 km (0.058 R)
• M11: 7,016,140 km (0.091 R)
• M12: 8,113,889 km (0.088 R)
• M13: 10,485,614 km (0.109 R)
• M14: 12,438,016 km (0.111 R)
• M15: 13,530,978 km (0.043 R)
• M16: 15,423,840 km (0.117 R)
• M17: 16,045,568 km (0.108 R)
• M18: 16,611,946 km (0.077 R)
• M19: 17,191,638 km (0.07 R)
• M20: 17,934,990 km (0.089 R)
• M21: 18,468,007 km (0.114 R)
• M22: 29,955,627 km (0.068 R)
• M23: 34,643,576 km (0.117 R)
• M24: 38,026,432 km (0.108 R)
• M25: 40,573,336 km (0.072 R)
• M26: 41,096,031 km (0.101 R)
• M27: 41,888,451 km (0.116 R)
• M28: 48,305,003 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 554.1

Radius: 5.9

Gravity: 15.92 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 8.74 AU - 8.82 AU

Year: 17349 Days

Day: 20.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 68,891,804 km

• M1: 73,303 km (0.088 R)
• M2: 424,559 km (0.047 R)
• M3: 687,103 km (0.104 R)
• M4: 920,027 km (0.11 R)
• M5: 1,502,561 km (0.105 R)
• M6: 1,710,203 km (0.101 R)
• M7: 2,223,772 km (0.113 R)
• M8: 2,882,601 km (0.083 R)
• M9: 3,777,795 km (0.028 R)
• M10: 4,982,955 km (0.075 R)
• M11: 6,549,395 km (0.079 R)
• M12: 7,331,044 km (0.094 R)
• M13: 8,368,505 km (0.105 R)
• M14: 9,393,699 km (0.07 R)
• M15: 9,662,526 km (0.084 R)
• M16: 10,673,060 km (0.107 R)
• M17: 12,318,337 km (0.098 R)
• M18: 14,265,952 km (0.093 R)
• M19: 18,339,652 km (0.066 R)
• M20: 18,844,545 km (0.091 R)
• M21: 21,049,168 km (0.096 R)
• M22: 23,321,710 km (0.058 R)
• M23: 24,720,300 km (0.056 R)
• M24: 30,756,873 km (0.069 R)
• M25: 33,924,459 km (0.11 R)
• M26: 34,685,164 km (0.085 R)
• M27: 38,385,916 km (0.115 R)
• M28: 39,908,972 km (0.102 R)
• M29: 46,404,960 km (0.067 R)
• M30: 50,065,171 km (0.113 R)
• M31: 53,400,606 km (0.041 R)
• M32: 54,085,016 km (0.118 R)
• M33: 55,997,325 km (0.103 R)
• M34: 56,881,150 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 813.3

Radius: 6.7

Gravity: 18.12 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 7.86 AU - 10.3 AU

Year: 18246 Days

Day: 25 Hours

Environment

Temp: -231 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,891,804 km

• M1: 84,074 km (0.085 R)
• M2: 300,093 km (0.088 R)
• M3: 754,721 km (0.028 R)
• M4: 1,383,481 km (0.074 R)
• M5: 2,231,252 km (0.113 R)
• M6: 2,449,516 km (0.074 R)
• M7: 2,828,746 km (0.106 R)
• M8: 3,586,011 km (0.102 R)
• M9: 5,075,108 km (0.108 R)
• M10: 5,732,142 km (0.095 R)
• M11: 6,709,465 km (0.069 R)
• M12: 7,597,029 km (0.111 R)
• M13: 8,403,212 km (0.09 R)
• M14: 9,376,944 km (0.068 R)
• M15: 10,244,013 km (0.106 R)
• M16: 11,481,936 km (0.054 R)
• M17: 13,095,199 km (0.096 R)
• M18: 13,520,955 km (0.065 R)
• M19: 17,521,351 km (0.042 R)
• M20: 27,292,935 km (0.072 R)
• M21: 33,184,248 km (0.088 R)
• M22: 48,909,827 km (0.088 R)
• M23: 53,631,884 km (0.087 R)
• M24: 55,455,183 km (0.077 R)
• M25: 62,161,954 km (0.102 R)
• M26: 67,690,643 km (0.098 R)
• M27: 72,430,801 km (0.122 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 512.1

Radius: 4.7

Gravity: 23.18 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.23 AU - 12.03 AU

Year: 19928 Days

Day: 22.7 Hours

Environment

Temp: -239 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 68,891,804 km

• M1: 58,493 km (0.084 R)
• M2: 216,767 km (0.034 R)
• M3: 466,596 km (0.071 R)
• M4: 752,178 km (0.083 R)
• M5: 998,117 km (0.043 R)
• M6: 1,159,982 km (0.098 R)
• M7: 1,505,703 km (0.082 R)
• M8: 2,189,514 km (0.042 R)
• M9: 2,378,008 km (0.095 R)
• M10: 3,243,282 km (0.103 R)
• M11: 4,365,415 km (0.035 R)
• M12: 4,597,292 km (0.068 R)
• M13: 4,942,714 km (0.101 R)
• M14: 5,685,317 km (0.044 R)
• M15: 7,623,358 km (0.119 R)
• M16: 8,008,722 km (0.094 R)
• M17: 9,681,226 km (0.117 R)
• M18: 10,422,633 km (0.088 R)
• M19: 10,777,180 km (0.098 R)
• M20: 12,211,525 km (0.058 R)
• M21: 13,212,783 km (0.086 R)
• M22: 14,484,814 km (0.096 R)
• M23: 14,631,121 km (0.094 R)
• M24: 15,682,345 km (0.119 R)
• M25: 24,177,858 km (0.087 R)
• M26: 26,835,764 km (0.075 R)
• M27: 37,458,260 km (0.115 R)
• M28: 39,844,794 km (0.046 R)
• M29: 42,330,662 km (0.034 R)
• M30: 45,541,930 km (0.104 R)
• M31: 47,286,989 km (0.091 R)
• M32: 47,447,807 km (0.084 R)
• M33: 51,417,985 km (0.053 R)
• M34: 58,702,504 km (0.043 R)
• M35: 61,339,166 km (0.099 R)
• M36: 63,465,550 km (0.11 R)
• M37: 63,661,224 km (0.103 R)
• M38: 67,049,915 km (0.099 R)
• M39: 68,069,126 km (0.046 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: 202 - 18,980 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit