🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.7

Radius: 12.3

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.44 AU - 1.66 AU

Year: 1287 Days

Day: 11.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,195,490 km

• M1: 153,039 km (0.079 R)
• M2: 863,030 km (0.083 R)
• M3: 1,762,562 km (0.096 R)
• M4: 2,237,535 km (0.117 R)
• M5: 3,979,453 km (0.118 R)
• M6: 4,433,931 km (0.082 R)
• M7: 5,021,253 km (0.081 R)
• M8: 6,077,862 km (0.048 R)
• M9: 6,611,179 km (0.112 R)
• M10: 7,482,885 km (0.117 R)
• M11: 8,014,407 km (0.079 R)
• M12: 8,743,098 km (0.038 R)
• M13: 9,393,849 km (0.056 R)
• M14: 11,026,709 km (0.085 R)
• M15: 11,541,177 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.1

Radius: 13.6

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.03 AU - 2.75 AU

Year: 2464 Days

Day: 9.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,195,490 km

• M1: 169,195 km (0.104 R)
• M2: 681,269 km (0.078 R)
• M3: 1,813,425 km (0.115 R)
• M4: 2,415,557 km (0.081 R)
• M5: 3,282,476 km (0.116 R)
• M6: 4,027,623 km (0.077 R)
• M7: 5,248,492 km (0.107 R)
• M8: 5,932,453 km (0.07 R)
• M9: 6,983,677 km (0.092 R)
• M10: 8,187,192 km (0.117 R)
• M11: 9,349,867 km (0.104 R)
• M12: 11,475,353 km (0.086 R)
• M13: 12,084,516 km (0.049 R)
• M14: 12,800,940 km (0.114 R)
• M15: 14,458,335 km (0.027 R)
• M16: 17,978,523 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.8

Radius: 11.5

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.71 AU - 4.99 AU

Year: 6050 Days

Day: 12 Hours

Environment

Temp: -211 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 86,195,490 km

• M1: 143,764 km (0.054 R)
• M2: 769,232 km (0.046 R)
• M3: 1,263,653 km (0.104 R)
• M4: 2,170,067 km (0.108 R)
• M5: 3,031,152 km (0.068 R)
• M6: 3,448,979 km (0.119 R)
• M7: 4,733,127 km (0.076 R)
• M8: 5,105,027 km (0.113 R)
• M9: 5,496,675 km (0.087 R)
• M10: 7,990,172 km (0.098 R)
• M11: 9,107,967 km (0.119 R)
• M12: 10,717,341 km (0.084 R)
• M13: 11,904,849 km (0.066 R)
• M14: 12,377,578 km (0.117 R)
• M15: 13,684,166 km (0.112 R)
• M16: 17,268,381 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48

Radius: 10.5

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.38 AU - 5.26 AU

Year: 7057 Days

Day: 11.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 86,195,490 km

• M1: 130,749 km (0.076 R)
• M2: 796,609 km (0.076 R)
• M3: 1,957,937 km (0.112 R)
• M4: 2,932,118 km (0.09 R)
• M5: 6,501,673 km (0.093 R)
• M6: 7,221,837 km (0.106 R)
• M7: 11,835,585 km (0.11 R)
• M8: 12,949,640 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 669.7

Radius: 6.8

Gravity: 14.48 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.75 AU - 6.95 AU

Year: 10671 Days

Day: 17.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 89.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 86,195,490 km

• M1: 89,011 km (0.111 R)
• M2: 378,632 km (0.095 R)
• M3: 1,664,276 km (0.088 R)
• M4: 2,515,937 km (0.1 R)
• M5: 2,981,336 km (0.102 R)
• M6: 3,282,327 km (0.116 R)
• M7: 4,251,721 km (0.083 R)
• M8: 5,299,355 km (0.114 R)
• M9: 6,819,120 km (0.053 R)
• M10: 7,057,728 km (0.067 R)
• M11: 7,678,709 km (0.096 R)
• M12: 8,471,279 km (0.032 R)
• M13: 8,887,460 km (0.111 R)
• M14: 9,124,573 km (0.092 R)
• M15: 9,810,778 km (0.095 R)
• M16: 14,212,994 km (0.099 R)
• M17: 14,734,642 km (0.1 R)
• M18: 15,954,912 km (0.088 R)
• M19: 17,094,848 km (0.045 R)
• M20: 17,610,213 km (0.082 R)
• M21: 17,834,310 km (0.098 R)
• M22: 18,060,203 km (0.11 R)
• M23: 19,695,756 km (0.088 R)
• M24: 21,342,979 km (0.03 R)
• M25: 22,902,088 km (0.11 R)
• M26: 25,380,924 km (0.06 R)
• M27: 37,703,002 km (0.077 R)
• M28: 40,882,256 km (0.058 R)
• M29: 44,098,161 km (0.105 R)
• M30: 47,768,096 km (0.079 R)
• M31: 49,380,163 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 185.5

Radius: 5.2

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 4.94 AU - 7.98 AU

Year: 10949 Days

Day: 24.1 Hours

Environment

Temp: -239 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 86,195,490 km

• M1: 64,626 km (0.053 R)
• M2: 524,939 km (0.094 R)
• M3: 874,848 km (0.108 R)
• M4: 1,311,824 km (0.112 R)
• M5: 2,232,748 km (0.074 R)
• M6: 2,500,528 km (0.096 R)
• M7: 2,715,351 km (0.073 R)
• M8: 4,100,926 km (0.112 R)
• M9: 4,822,287 km (0.11 R)
• M10: 6,250,199 km (0.038 R)
• M11: 6,920,846 km (0.056 R)
• M12: 17,929,006 km (0.109 R)
• M13: 26,853,715 km (0.112 R)
• M14: 31,870,480 km (0.084 R)
• M15: 32,648,538 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 964.4

Radius: 4

Gravity: 60.28 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.66 AU - 8.66 AU

Year: 14138 Days

Day: 21.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 86,195,490 km

• M1: 79,436 km (0.092 R)
• M2: 247,435 km (0.072 R)
• M3: 399,875 km (0.114 R)
• M4: 623,823 km (0.118 R)
• M5: 916,137 km (0.072 R)
• M6: 1,251,985 km (0.115 R)
• M7: 1,582,446 km (0.12 R)
• M8: 2,392,519 km (0.099 R)
• M9: 2,614,821 km (0.108 R)
• M10: 3,419,658 km (0.105 R)
• M11: 3,673,077 km (0.12 R)
• M12: 4,154,333 km (0.109 R)
• M13: 4,917,880 km (0.053 R)
• M14: 5,204,211 km (0.091 R)
• M15: 5,654,351 km (0.11 R)
• M16: 6,631,823 km (0.064 R)
• M17: 7,435,014 km (0.094 R)
• M18: 7,575,038 km (0.103 R)
• M19: 10,231,447 km (0.084 R)
• M20: 10,521,218 km (0.101 R)
• M21: 13,726,951 km (0.119 R)
• M22: 16,088,054 km (0.081 R)
• M23: 16,243,935 km (0.098 R)
• M24: 18,534,727 km (0.113 R)
• M25: 21,500,206 km (0.105 R)
• M26: 22,457,782 km (0.04 R)
• M27: 23,845,452 km (0.069 R)
• M28: 25,394,687 km (0.12 R)
• M29: 32,263,174 km (0.119 R)
• M30: 33,263,386 km (0.092 R)
• M31: 37,061,975 km (0.098 R)
• M32: 38,854,756 km (0.068 R)
• M33: 41,724,492 km (0.061 R)
• M34: 43,663,729 km (0.104 R)
• M35: 45,975,016 km (0.092 R)
• M36: 47,400,085 km (0.077 R)
• M37: 49,840,475 km (0.077 R)
• M38: 51,007,339 km (0.098 R)
• M39: 51,175,487 km (0.078 R)
• M40: 53,916,868 km (0.097 R)
• M41: 54,091,448 km (0.077 R)
• M42: 63,305,630 km (0.117 R)
• M43: 64,477,131 km (0.086 R)
• M44: 65,265,961 km (0.056 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 968.7

Radius: 7.4

Gravity: 17.69 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.82 AU - 9.86 AU

Year: 19035 Days

Day: 17.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 86,195,490 km

• M1: 92,152 km (0.082 R)
• M2: 323,431 km (0.042 R)
• M3: 581,487 km (0.077 R)
• M4: 1,335,909 km (0.053 R)
• M5: 1,610,870 km (0.079 R)
• M6: 1,904,082 km (0.098 R)
• M7: 2,168,272 km (0.083 R)
• M8: 3,223,086 km (0.054 R)
• M9: 4,172,285 km (0.078 R)
• M10: 4,621,377 km (0.119 R)
• M11: 5,374,752 km (0.091 R)
• M12: 5,657,043 km (0.081 R)
• M13: 6,518,428 km (0.063 R)
• M14: 7,027,958 km (0.096 R)
• M15: 8,607,413 km (0.07 R)
• M16: 9,107,070 km (0.042 R)
• M17: 9,508,889 km (0.106 R)
• M18: 10,722,577 km (0.115 R)
• M19: 11,564,813 km (0.076 R)
• M20: 14,822,157 km (0.069 R)
• M21: 18,644,083 km (0.041 R)
• M22: 19,669,427 km (0.107 R)
• M23: 22,344,536 km (0.111 R)
• M24: 26,160,928 km (0.104 R)
• M25: 28,647,843 km (0.073 R)
• M26: 33,948,993 km (0.044 R)
• M27: 35,899,151 km (0.04 R)
• M28: 47,118,841 km (0.057 R)
• M29: 48,493,496 km (0.034 R)
• M30: 49,015,892 km (0.061 R)
• M31: 55,011,326 km (0.068 R)
• M32: 68,214,535 km (0.098 R)
• M33: 73,121,195 km (0.073 R)
• M34: 76,598,149 km (0.151 R)
• M35: 81,894,811 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 686

Radius: 4.2

Gravity: 38.89 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 8.21 AU - 13.65 AU

Year: 24097 Days

Day: 18 Hours

Environment

Temp: -244 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 86,195,490 km

• M1: 60,587 km (0.081 R)
• M2: 554,559 km (0.088 R)
• M3: 1,430,754 km (0.089 R)
• M4: 1,566,290 km (0.107 R)
• M5: 2,218,985 km (0.096 R)
• M6: 2,401,495 km (0.113 R)
• M7: 2,668,527 km (0.098 R)
• M8: 3,528,415 km (0.092 R)
• M9: 3,809,360 km (0.095 R)
• M10: 4,380,375 km (0.091 R)
• M11: 5,361,288 km (0.074 R)
• M12: 7,340,319 km (0.025 R)
• M13: 9,940,779 km (0.11 R)
• M14: 13,692,244 km (0.029 R)
• M15: 19,223,027 km (0.103 R)
• M16: 20,187,784 km (0.119 R)
• M17: 21,387,559 km (0.079 R)
• M18: 25,043,880 km (0.061 R)
• M19: 25,614,447 km (0.102 R)
• M20: 26,077,153 km (0.11 R)
• M21: 29,221,102 km (0.118 R)
• M22: 34,677,235 km (0.092 R)
• M23: 39,686,670 km (0.057 R)
• M24: 41,563,824 km (0.091 R)
• M25: 62,850,703 km (0.115 R)
• M26: 70,465,833 km (0.116 R)
• M27: 70,918,516 km (0.102 R)
• M28: 72,749,295 km (0.12 R)
• M29: 73,676,353 km (0.096 R)
• M30: 84,144,614 km (0.091 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 16,803 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit