🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.6

Radius: 9.1

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.46 AU - 0.64 AU

Year: 272 Days

Day: 5.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 145.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 92,955,348 km

• M1: 113,096 km (0.101 R)
• M2: 407,953 km (0.091 R)
• M3: 740,061 km (0.088 R)
• M4: 1,341,444 km (0.111 R)
• M5: 2,562,462 km (0.106 R)
• M6: 3,231,464 km (0.037 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.4

Radius: 9

Gravity: 11.75 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.04 AU - 1.74 AU

Year: 1093 Days

Day: 13.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 92,955,348 km

• M1: 111,899 km (0.115 R)
• M2: 429,196 km (0.112 R)
• M3: 745,596 km (0.089 R)
• M4: 1,260,362 km (0.07 R)
• M5: 1,747,154 km (0.112 R)
• M6: 2,239,031 km (0.085 R)
• M7: 2,767,710 km (0.115 R)
• M8: 3,228,023 km (0.089 R)
• M9: 5,221,863 km (0.079 R)
• M10: 6,197,989 km (0.074 R)
• M11: 6,525,160 km (0.12 R)
• M12: 7,445,935 km (0.107 R)
• M13: 7,951,276 km (0.03 R)
• M14: 8,708,541 km (0.084 R)
• M15: 9,360,339 km (0.027 R)
• M16: 9,949,156 km (0.081 R)
• M17: 10,464,072 km (0.109 R)
• M18: 10,929,022 km (0.069 R)
• M19: 11,971,719 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63

Radius: 9.2

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.39 AU - 1.69 AU

Year: 1274 Days

Day: 12.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 92,955,348 km

• M1: 115,639 km (0.104 R)
• M2: 478,713 km (0.09 R)
• M3: 788,979 km (0.095 R)
• M4: 1,302,399 km (0.116 R)
• M5: 1,601,445 km (0.115 R)
• M6: 2,018,374 km (0.047 R)
• M7: 2,544,660 km (0.089 R)
• M8: 3,845,712 km (0.068 R)
• M9: 4,485,543 km (0.115 R)
• M10: 5,272,727 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.1

Radius: 9.4

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.92 AU - 3.14 AU

Year: 3517 Days

Day: 11.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,955,348 km

• M1: 116,836 km (0.074 R)
• M2: 454,179 km (0.079 R)
• M3: 793,018 km (0.078 R)
• M4: 1,296,266 km (0.103 R)
• M5: 1,649,167 km (0.042 R)
• M6: 2,537,629 km (0.116 R)
• M7: 3,677,864 km (0.114 R)
• M8: 6,551,489 km (0.054 R)
• M9: 7,730,620 km (0.096 R)
• M10: 8,219,954 km (0.108 R)
• M11: 8,591,855 km (0.092 R)
• M12: 10,425,775 km (0.093 R)
• M13: 10,942,486 km (0.113 R)
• M14: 11,476,101 km (0.096 R)
• M15: 12,462,699 km (0.094 R)
• M16: 14,850,730 km (0.12 R)
• M17: 16,602,521 km (0.12 R)
• M18: 17,472,882 km (0.102 R)
• M19: 20,205,586 km (0.106 R)
• M20: 20,759,547 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.5

Radius: 8.9

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 5.55 AU - 5.63 AU

Year: 8813 Days

Day: 11.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 92,955,348 km

• M1: 110,702 km (0.09 R)
• M2: 466,446 km (0.12 R)
• M3: 746,493 km (0.073 R)
• M4: 1,257,520 km (0.086 R)
• M5: 2,329,837 km (0.104 R)
• M6: 3,094,282 km (0.102 R)
• M7: 3,736,356 km (0.035 R)
• M8: 4,040,938 km (0.101 R)
• M9: 4,944,658 km (0.075 R)
• M10: 5,945,917 km (0.089 R)
• M11: 7,041,572 km (0.117 R)
• M12: 7,805,718 km (0.099 R)
• M13: 8,583,776 km (0.105 R)
• M14: 9,033,168 km (0.089 R)
• M15: 10,476,189 km (0.077 R)
• M16: 11,037,331 km (0.12 R)
• M17: 14,091,521 km (0.069 R)
• M18: 15,361,757 km (0.109 R)
• M19: 17,472,583 km (0.112 R)
• M20: 17,929,903 km (0.058 R)
• M21: 20,990,526 km (0.095 R)
• M22: 21,582,036 km (0.098 R)
• M23: 24,790,013 km (0.075 R)
• M24: 25,201,706 km (0.099 R)
• M25: 28,481,789 km (0.074 R)
• M26: 29,944,258 km (0.096 R)
• M27: 31,168,866 km (0.117 R)
• M28: 31,745,267 km (0.12 R)
• M29: 33,018,344 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986.6

Radius: 5.3

Gravity: 35.12 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.64 AU - 7.44 AU

Year: 11153 Days

Day: 22.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 92,955,348 km

• M1: 69,413 km (0.108 R)
• M2: 627,862 km (0.075 R)
• M3: 1,683,574 km (0.118 R)
• M4: 2,232,599 km (0.107 R)
• M5: 4,754,071 km (0.095 R)
• M6: 7,291,251 km (0.093 R)
• M7: 7,554,992 km (0.11 R)
• M8: 8,008,722 km (0.103 R)
• M9: 8,289,667 km (0.054 R)
• M10: 9,583,240 km (0.052 R)
• M11: 10,835,075 km (0.094 R)
• M12: 13,526,340 km (0.036 R)
• M13: 17,712,687 km (0.107 R)
• M14: 18,593,519 km (0.119 R)
• M15: 19,587,298 km (0.072 R)
• M16: 21,410,896 km (0.085 R)
• M17: 24,014,198 km (0.075 R)
• M18: 27,874,272 km (0.098 R)
• M19: 29,505,487 km (0.108 R)
• M20: 31,894,416 km (0.102 R)
• M21: 39,290,086 km (0.102 R)
• M22: 40,922,348 km (0.07 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.8

Radius: 5.1

Gravity: 11.68 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 5.8 AU - 7.78 AU

Year: 11799 Days

Day: 17.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 92,955,348 km

• M1: 63,579 km (0.106 R)
• M2: 274,362 km (0.06 R)
• M3: 585,526 km (0.119 R)
• M4: 1,398,740 km (0.089 R)
• M5: 2,335,073 km (0.1 R)
• M6: 3,213,961 km (0.097 R)
• M7: 3,927,393 km (0.111 R)
• M8: 4,187,244 km (0.109 R)
• M9: 4,741,355 km (0.105 R)
• M10: 5,157,387 km (0.105 R)
• M11: 5,629,817 km (0.089 R)
• M12: 7,973,567 km (0.035 R)
• M13: 9,222,559 km (0.101 R)
• M14: 13,047,477 km (0.099 R)
• M15: 13,392,600 km (0.111 R)
• M16: 15,786,615 km (0.107 R)
• M17: 19,626,193 km (0.109 R)
• M18: 20,385,403 km (0.053 R)
• M19: 22,368,622 km (0.111 R)
• M20: 23,959,296 km (0.12 R)
• M21: 25,983,804 km (0.111 R)
• M22: 26,898,595 km (0.064 R)
• M23: 27,740,083 km (0.108 R)
• M24: 28,310,649 km (0.041 R)
• M25: 32,948,333 km (0.056 R)
• M26: 35,335,017 km (0.064 R)
• M27: 37,371,642 km (0.114 R)
• M28: 40,206,971 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.4

Radius: 7.6

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.3 AU - 8.46 AU

Year: 12034 Days

Day: 18 Hours

Environment

Temp: -223 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 92,955,348 km

• M1: 96,491 km (0.084 R)
• M2: 335,698 km (0.081 R)
• M3: 633,697 km (0.062 R)
• M4: 1,443,171 km (0.034 R)
• M5: 1,685,818 km (0.076 R)
• M6: 1,939,088 km (0.103 R)
• M7: 2,181,586 km (0.047 R)
• M8: 4,496,463 km (0.099 R)
• M9: 4,738,064 km (0.111 R)
• M10: 5,550,081 km (0.101 R)
• M11: 6,263,962 km (0.055 R)
• M12: 8,092,048 km (0.104 R)
• M13: 8,360,127 km (0.051 R)
• M14: 8,634,191 km (0.073 R)
• M15: 10,198,087 km (0.107 R)
• M16: 10,938,297 km (0.106 R)
• M17: 11,377,217 km (0.052 R)
• M18: 11,942,099 km (0.118 R)
• M19: 12,945,302 km (0.105 R)
• M20: 14,586,690 km (0.106 R)
• M21: 15,118,361 km (0.118 R)
• M22: 17,897,740 km (0.086 R)
• M23: 20,172,824 km (0.116 R)
• M24: 24,350,943 km (0.094 R)
• M25: 26,641,436 km (0.057 R)
• M26: 30,126,618 km (0.106 R)
• M27: 32,649,436 km (0.115 R)
• M28: 32,988,574 km (0.105 R)
• M29: 33,673,733 km (0.044 R)
• M30: 34,485,152 km (0.075 R)
• M31: 35,906,481 km (0.104 R)
• M32: 47,253,629 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 945

Radius: 7.9

Gravity: 15.14 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 6.95 AU - 7.73 AU

Year: 13261 Days

Day: 23.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 92,955,348 km

• M1: 98,286 km (0.102 R)
• M2: 1,055,563 km (0.116 R)
• M3: 1,817,315 km (0.102 R)
• M4: 2,831,888 km (0.113 R)
• M5: 3,123,753 km (0.092 R)
• M6: 3,711,224 km (0.111 R)
• M7: 4,122,020 km (0.077 R)
• M8: 5,501,910 km (0.076 R)
• M9: 7,898,020 km (0.1 R)
• M10: 8,984,848 km (0.081 R)
• M11: 16,956,320 km (0.103 R)
• M12: 18,335,613 km (0.106 R)
• M13: 20,497,751 km (0.112 R)
• M14: 22,728,105 km (0.101 R)
• M15: 23,703,334 km (0.09 R)
• M16: 24,503,383 km (0.061 R)
• M17: 28,888,845 km (0.108 R)
• M18: 30,851,270 km (0.081 R)
• M19: 31,564,552 km (0.116 R)
• M20: 36,208,369 km (0.094 R)
• M21: 43,922,533 km (0.069 R)
• M22: 48,081,354 km (0.093 R)
• M23: 50,174,378 km (0.068 R)
• M24: 62,685,697 km (0.03 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.4

Radius: 5.7

Gravity: 27.99 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 9.1 AU - 12.36 AU

Year: 23438 Days

Day: 22.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 92,955,348 km

• M1: 72,106 km (0.077 R)
• M2: 630,854 km (0.047 R)
• M3: 1,215,782 km (0.098 R)
• M4: 2,654,764 km (0.093 R)
• M5: 3,786,472 km (0.117 R)
• M6: 4,156,577 km (0.103 R)
• M7: 4,737,765 km (0.082 R)
• M8: 7,663,899 km (0.045 R)
• M9: 8,256,007 km (0.08 R)
• M10: 8,936,079 km (0.056 R)
• M11: 9,652,952 km (0.071 R)
• M12: 13,434,936 km (0.103 R)
• M13: 14,860,005 km (0.075 R)
• M14: 15,440,445 km (0.109 R)
• M15: 15,864,106 km (0.082 R)
• M16: 21,153,887 km (0.028 R)
• M17: 23,407,130 km (0.067 R)
• M18: 23,741,631 km (0.04 R)
• M19: 25,579,291 km (0.11 R)
• M20: 25,815,506 km (0.108 R)
• M21: 27,386,284 km (0.075 R)
• M22: 32,479,493 km (0.066 R)
• M23: 34,451,791 km (0.11 R)
• M24: 35,174,947 km (0.066 R)
• M25: 38,788,185 km (0.096 R)
• M26: 45,866,558 km (0.104 R)
• M27: 47,627,773 km (0.073 R)
• M28: 49,433,569 km (0.105 R)
• M29: 59,150,549 km (0.047 R)
• M30: 64,018,614 km (0.039 R)
• M31: 64,891,667 km (0.053 R)
• M32: 67,108,857 km (0.109 R)
• M33: 69,835,428 km (0.075 R)
• M34: 75,751,275 km (0.085 R)
• M35: 81,226,109 km (0.115 R)
• M36: 83,021,882 km (0.107 R)
• M37: 83,539,789 km (0.096 R)
• M38: 84,320,690 km (0.054 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: 288 - 14,023 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit