🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.95 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.3

Radius: 10.3

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.43 AU - 2.35 AU

Year: 1794 Days

Day: 14.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,249,097 km

• M1: 128,056 km (0.108 R)
• M2: 491,130 km (0.044 R)
• M3: 1,038,808 km (0.104 R)
• M4: 1,365,380 km (0.085 R)
• M5: 1,801,906 km (0.051 R)
• M6: 2,177,846 km (0.053 R)
• M7: 3,393,329 km (0.087 R)
• M8: 3,716,460 km (0.093 R)
• M9: 5,327,479 km (0.059 R)
• M10: 6,765,713 km (0.079 R)
• M11: 7,386,844 km (0.11 R)
• M12: 7,711,471 km (0.116 R)
• M13: 8,244,937 km (0.088 R)
• M14: 8,594,398 km (0.111 R)
• M15: 8,923,363 km (0.117 R)
• M16: 9,354,355 km (0.109 R)
• M17: 9,928,811 km (0.115 R)
• M18: 10,662,738 km (0.074 R)
• M19: 11,008,159 km (0.119 R)
• M20: 12,579,386 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.6

Radius: 13.3

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.35 AU - 2.45 AU

Year: 2566 Days

Day: 13.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 84,249,097 km

• M1: 166,203 km (0.074 R)
• M2: 688,150 km (0.098 R)
• M3: 1,583,942 km (0.12 R)
• M4: 2,027,799 km (0.09 R)
• M5: 2,511,000 km (0.1 R)
• M6: 3,570,303 km (0.105 R)
• M7: 4,596,694 km (0.091 R)
• M8: 5,692,498 km (0.104 R)
• M9: 7,068,649 km (0.042 R)
• M10: 8,169,241 km (0.06 R)

Asteroid Belt

Center: 2.68 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763

Radius: 12

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.31 AU - 3.61 AU

Year: 3515 Days

Day: 8.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,249,097 km

• M1: 149,299 km (0.111 R)
• M2: 538,253 km (0.101 R)
• M3: 1,107,623 km (0.106 R)
• M4: 1,711,848 km (0.092 R)
• M5: 3,832,249 km (0.115 R)
• M6: 5,462,566 km (0.047 R)
• M7: 6,212,650 km (0.049 R)
• M8: 6,750,006 km (0.084 R)
• M9: 7,547,661 km (0.113 R)
• M10: 9,407,462 km (0.097 R)
• M11: 10,735,891 km (0.061 R)
• M12: 12,139,867 km (0.087 R)
• M13: 12,933,783 km (0.12 R)
• M14: 14,938,395 km (0.105 R)
• M15: 15,470,365 km (0.083 R)
• M16: 16,855,641 km (0.066 R)
• M17: 17,784,644 km (0.095 R)
• M18: 19,935,562 km (0.106 R)
• M19: 20,385,702 km (0.077 R)
• M20: 23,586,199 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.1

Radius: 11.4

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 2.51 AU - 3.91 AU

Year: 3970 Days

Day: 8.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,249,097 km

• M1: 141,819 km (0.103 R)
• M2: 521,797 km (0.111 R)
• M3: 1,108,520 km (0.083 R)
• M4: 1,678,937 km (0.06 R)
• M5: 2,068,041 km (0.113 R)
• M6: 2,978,344 km (0.064 R)
• M7: 3,555,642 km (0.109 R)
• M8: 4,160,616 km (0.12 R)
• M9: 5,302,796 km (0.109 R)
• M10: 6,005,607 km (0.089 R)
• M11: 7,426,487 km (0.104 R)
• M12: 8,453,776 km (0.111 R)
• M13: 10,572,979 km (0.057 R)
• M14: 12,535,554 km (0.097 R)
• M15: 14,622,593 km (0.097 R)
• M16: 15,109,983 km (0.078 R)
• M17: 16,347,457 km (0.11 R)
• M18: 18,705,119 km (0.103 R)
• M19: 19,866,448 km (0.065 R)
• M20: 23,638,558 km (0.082 R)
• M21: 24,689,333 km (0.077 R)
• M22: 25,928,153 km (0.096 R)
• M23: 26,483,012 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 279.4

Radius: 6.7

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.62 AU - 6.66 AU

Year: 10502 Days

Day: 16.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 84,249,097 km

• M1: 83,326 km (0.044 R)
• M2: 311,612 km (0.087 R)
• M3: 577,298 km (0.069 R)
• M4: 1,123,031 km (0.101 R)
• M5: 1,821,653 km (0.083 R)
• M6: 2,031,240 km (0.105 R)
• M7: 2,481,679 km (0.111 R)
• M8: 3,269,013 km (0.064 R)
• M9: 3,767,622 km (0.032 R)
• M10: 4,135,783 km (0.094 R)
• M11: 4,581,884 km (0.103 R)
• M12: 5,295,465 km (0.103 R)
• M13: 5,663,177 km (0.113 R)
• M14: 6,280,268 km (0.046 R)
• M15: 7,609,146 km (0.04 R)
• M16: 9,377,543 km (0.11 R)
• M17: 9,599,546 km (0.103 R)
• M18: 10,666,179 km (0.083 R)
• M19: 11,503,927 km (0.117 R)
• M20: 11,809,854 km (0.09 R)
• M21: 12,121,167 km (0.091 R)
• M22: 12,384,759 km (0.084 R)
• M23: 12,760,250 km (0.09 R)
• M24: 14,279,865 km (0.073 R)
• M25: 19,270,300 km (0.027 R)
• M26: 19,485,422 km (0.042 R)
• M27: 20,140,062 km (0.037 R)
• M28: 20,734,414 km (0.102 R)
• M29: 25,569,418 km (0.059 R)
• M30: 25,916,186 km (0.116 R)
• M31: 27,064,798 km (0.078 R)
• M32: 30,519,162 km (0.087 R)
• M33: 31,699,789 km (0.091 R)
• M34: 32,402,300 km (0.044 R)
• M35: 36,289,302 km (0.089 R)
• M36: 36,617,370 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 987.1

Radius: 6.8

Gravity: 21.35 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.65 AU - 9.19 AU

Year: 13951 Days

Day: 16.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 84,249,097 km

• M1: 84,523 km (0.081 R)
• M2: 326,423 km (0.111 R)
• M3: 540,348 km (0.066 R)
• M4: 874,250 km (0.111 R)
• M5: 1,598,603 km (0.104 R)
• M6: 2,467,018 km (0.112 R)
• M7: 4,245,438 km (0.063 R)
• M8: 5,527,641 km (0.09 R)
• M9: 6,828,993 km (0.113 R)
• M10: 8,987,690 km (0.069 R)
• M11: 12,919,571 km (0.078 R)
• M12: 15,183,885 km (0.099 R)
• M13: 17,865,875 km (0.094 R)
• M14: 18,969,908 km (0.103 R)
• M15: 19,760,383 km (0.07 R)
• M16: 20,664,103 km (0.106 R)
• M17: 22,167,113 km (0.059 R)
• M18: 29,488,134 km (0.089 R)
• M19: 29,721,357 km (0.063 R)
• M20: 30,073,810 km (0.085 R)
• M21: 30,310,174 km (0.065 R)
• M22: 34,007,486 km (0.116 R)
• M23: 36,767,267 km (0.115 R)
• M24: 37,445,843 km (0.103 R)
• M25: 41,254,455 km (0.093 R)
• M26: 42,430,594 km (0.12 R)
• M27: 46,881,878 km (0.12 R)
• M28: 53,691,873 km (0.081 R)
• M29: 55,270,280 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 765.1

Radius: 7

Gravity: 15.61 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 8.01 AU - 10.35 AU

Year: 19199 Days

Day: 17.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 84,249,097 km

• M1: 87,216 km (0.032 R)
• M2: 419,323 km (0.103 R)
• M3: 710,141 km (0.107 R)
• M4: 1,359,396 km (0.087 R)
• M5: 1,614,311 km (0.093 R)
• M6: 1,901,090 km (0.074 R)
• M7: 2,329,089 km (0.095 R)
• M8: 4,364,518 km (0.105 R)
• M9: 5,072,265 km (0.113 R)
• M10: 6,273,686 km (0.067 R)
• M11: 6,758,383 km (0.071 R)
• M12: 7,459,249 km (0.057 R)
• M13: 9,911,158 km (0.116 R)
• M14: 12,715,221 km (0.068 R)
• M15: 13,635,547 km (0.109 R)
• M16: 19,092,578 km (0.039 R)
• M17: 19,735,250 km (0.054 R)
• M18: 20,870,249 km (0.103 R)
• M19: 21,650,851 km (0.117 R)
• M20: 24,428,883 km (0.058 R)
• M21: 28,253,951 km (0.098 R)
• M22: 33,772,467 km (0.041 R)
• M23: 38,353,603 km (0.088 R)
• M24: 40,566,455 km (0.09 R)
• M25: 43,489,747 km (0.065 R)
• M26: 54,732,625 km (0.102 R)
• M27: 56,588,985 km (0.095 R)
• M28: 60,427,068 km (0.074 R)
• M29: 62,811,209 km (0.1 R)
• M30: 64,026,542 km (0.081 R)
• M31: 65,671,221 km (0.07 R)
• M32: 67,978,320 km (0.096 R)
• M33: 71,869,360 km (0.074 R)
• M34: 73,869,334 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 896.3

Radius: 3.7

Gravity: 65.47 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 9.24 AU - 9.86 AU

Year: 20371 Days

Day: 21.7 Hours

Environment

Temp: -243 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 84,249,097 km

• M1: 46,974 km (0.107 R)
• M2: 164,258 km (0.03 R)
• M3: 459,714 km (0.105 R)
• M4: 837,000 km (0.092 R)
• M5: 1,409,661 km (0.105 R)
• M6: 1,560,455 km (0.054 R)
• M7: 1,835,715 km (0.091 R)
• M8: 2,482,427 km (0.088 R)
• M9: 3,974,666 km (0.095 R)
• M10: 4,380,674 km (0.11 R)
• M11: 5,002,553 km (0.071 R)
• M12: 5,475,581 km (0.065 R)
• M13: 5,681,129 km (0.088 R)
• M14: 6,834,528 km (0.107 R)
• M15: 11,215,652 km (0.104 R)
• M16: 11,413,869 km (0.108 R)
• M17: 11,885,700 km (0.033 R)
• M18: 13,903,028 km (0.035 R)
• M19: 15,394,967 km (0.096 R)
• M20: 19,158,551 km (0.071 R)
• M21: 19,632,327 km (0.064 R)
• M22: 21,707,997 km (0.089 R)
• M23: 22,119,392 km (0.08 R)
• M24: 22,431,154 km (0.084 R)
• M25: 23,170,317 km (0.11 R)
• M26: 23,816,579 km (0.084 R)
• M27: 24,474,810 km (0.072 R)
• M28: 27,827,897 km (0.118 R)
• M29: 39,089,774 km (0.064 R)
• M30: 49,597,828 km (0.113 R)
• M31: 49,953,571 km (0.034 R)
• M32: 52,675,205 km (0.116 R)
• M33: 52,860,108 km (0.057 R)
• M34: 62,873,591 km (0.085 R)
• M35: 71,105,663 km (0.096 R)
• M36: 82,493,203 km (0.062 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 18,335 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit