🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.1

Radius: 10

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.53 AU - 0.69 AU

Year: 329 Days

Day: 6.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 82,627,897 km

• M1: 124,914 km (0.105 R)
• M2: 558,449 km (0.096 R)
• M3: 901,626 km (0.107 R)
• M4: 1,315,564 km (0.114 R)
• M5: 1,815,370 km (0.081 R)
• M6: 2,303,508 km (0.092 R)
• M7: 2,814,086 km (0.038 R)
• M8: 3,419,508 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.4

Radius: 10

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.67 AU - 0.69 AU

Year: 387 Days

Day: 10.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,627,897 km

• M1: 124,316 km (0.088 R)
• M2: 592,258 km (0.092 R)
• M3: 928,704 km (0.109 R)
• M4: 1,385,875 km (0.044 R)
• M5: 1,697,038 km (0.107 R)
• M6: 2,523,716 km (0.104 R)
• M7: 2,937,354 km (0.088 R)
• M8: 3,416,965 km (0.114 R)
• M9: 4,041,835 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.3

Radius: 10.5

Gravity: 8.9 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1 AU - 1.66 AU

Year: 1059 Days

Day: 13.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,627,897 km

• M1: 130,599 km (0.052 R)
• M2: 617,540 km (0.109 R)
• M3: 1,095,056 km (0.093 R)
• M4: 1,590,225 km (0.117 R)
• M5: 1,952,103 km (0.069 R)
• M6: 2,311,138 km (0.095 R)
• M7: 3,107,447 km (0.111 R)
• M8: 3,476,804 km (0.108 R)
• M9: 4,340,133 km (0.113 R)
• M10: 4,707,995 km (0.06 R)
• M11: 5,057,006 km (0.083 R)
• M12: 5,465,109 km (0.098 R)
• M13: 6,417,449 km (0.099 R)
• M14: 7,348,098 km (0.09 R)
• M15: 7,712,817 km (0.071 R)
• M16: 9,056,206 km (0.093 R)
• M17: 10,615,166 km (0.111 R)
• M18: 11,115,870 km (0.073 R)
• M19: 11,702,443 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.6

Radius: 9.6

Gravity: 6.86 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.5 AU - 3.28 AU

Year: 3391 Days

Day: 10.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,627,897 km

• M1: 119,379 km (0.115 R)
• M2: 636,689 km (0.096 R)
• M3: 1,087,577 km (0.078 R)
• M4: 1,619,397 km (0.066 R)
• M5: 3,368,196 km (0.039 R)
• M6: 4,457,119 km (0.099 R)
• M7: 5,119,688 km (0.089 R)
• M8: 5,765,502 km (0.04 R)
• M9: 6,178,542 km (0.104 R)
• M10: 6,522,916 km (0.093 R)
• M11: 8,831,510 km (0.119 R)
• M12: 9,158,531 km (0.081 R)
• M13: 10,031,584 km (0.095 R)
• M14: 10,347,834 km (0.087 R)
• M15: 11,084,005 km (0.118 R)
• M16: 11,465,031 km (0.027 R)
• M17: 11,811,051 km (0.113 R)
• M18: 14,481,672 km (0.103 R)
• M19: 18,874,165 km (0.096 R)
• M20: 19,540,324 km (0.082 R)
• M21: 20,222,042 km (0.086 R)
• M22: 22,228,748 km (0.085 R)
• M23: 22,631,914 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.5

Radius: 11

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 3.43 AU - 3.93 AU

Year: 4873 Days

Day: 11.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,627,897 km

• M1: 143,016 km (0.115 R)
• M2: 498,161 km (0.117 R)
• M3: 864,526 km (0.099 R)
• M4: 1,335,311 km (0.079 R)
• M5: 1,919,939 km (0.079 R)
• M6: 2,280,320 km (0.097 R)
• M7: 2,738,389 km (0.066 R)
• M8: 3,102,510 km (0.109 R)
• M9: 3,582,570 km (0.108 R)
• M10: 5,752,786 km (0.094 R)
• M11: 6,386,333 km (0.093 R)
• M12: 7,166,636 km (0.063 R)
• M13: 7,972,968 km (0.057 R)
• M14: 9,355,252 km (0.053 R)
• M15: 9,724,460 km (0.088 R)
• M16: 10,188,961 km (0.094 R)
• M17: 12,737,660 km (0.089 R)
• M18: 13,709,149 km (0.107 R)
• M19: 16,383,061 km (0.109 R)
• M20: 16,920,566 km (0.056 R)
• M21: 17,780,156 km (0.096 R)
• M22: 18,475,636 km (0.088 R)
• M23: 20,671,434 km (0.087 R)
• M24: 22,519,865 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 448.2

Radius: 12.8

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.01 AU - 4.25 AU

Year: 5793 Days

Day: 9.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 177.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,627,897 km

• M1: 159,471 km (0.117 R)
• M2: 571,913 km (0.092 R)
• M3: 975,229 km (0.051 R)
• M4: 1,381,686 km (0.066 R)
• M5: 1,839,007 km (0.105 R)
• M6: 2,526,558 km (0.087 R)
• M7: 4,416,728 km (0.107 R)
• M8: 4,866,269 km (0.102 R)
• M9: 5,346,329 km (0.067 R)
• M10: 5,799,610 km (0.111 R)
• M11: 6,751,502 km (0.098 R)
• M12: 7,627,995 km (0.112 R)
• M13: 8,886,862 km (0.119 R)
• M14: 9,525,196 km (0.12 R)
• M15: 10,539,918 km (0.115 R)
• M16: 11,301,371 km (0.098 R)
• M17: 12,984,497 km (0.1 R)
• M18: 15,900,758 km (0.108 R)
• M19: 17,023,340 km (0.099 R)
• M20: 19,959,348 km (0.028 R)
• M21: 21,405,959 km (0.096 R)
• M22: 22,335,860 km (0.091 R)
• M23: 28,489,867 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 411

Radius: 4.2

Gravity: 23.3 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 5.58 AU - 7.38 AU

Year: 11386 Days

Day: 21.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 82,627,897 km

• M1: 56,249 km (0.102 R)
• M2: 232,625 km (0.102 R)
• M3: 527,482 km (0.116 R)
• M4: 765,343 km (0.097 R)
• M5: 928,554 km (0.103 R)
• M6: 1,389,465 km (0.084 R)
• M7: 1,678,039 km (0.052 R)
• M8: 2,022,114 km (0.073 R)
• M9: 2,411,518 km (0.107 R)
• M10: 2,545,408 km (0.064 R)
• M11: 2,849,091 km (0.107 R)
• M12: 3,958,509 km (0.103 R)
• M13: 4,770,975 km (0.114 R)
• M14: 5,655,697 km (0.113 R)
• M15: 6,172,109 km (0.084 R)
• M16: 6,756,887 km (0.08 R)
• M17: 7,743,335 km (0.06 R)
• M18: 7,993,613 km (0.062 R)
• M19: 9,899,489 km (0.12 R)
• M20: 11,812,248 km (0.062 R)
• M21: 12,884,117 km (0.066 R)
• M22: 13,593,659 km (0.052 R)
• M23: 14,142,534 km (0.106 R)
• M24: 15,284,414 km (0.087 R)
• M25: 15,415,013 km (0.12 R)
• M26: 18,112,263 km (0.07 R)
• M27: 20,468,429 km (0.119 R)
• M28: 22,259,266 km (0.052 R)
• M29: 23,975,602 km (0.103 R)
• M30: 26,242,458 km (0.084 R)
• M31: 29,347,213 km (0.077 R)
• M32: 30,159,978 km (0.114 R)
• M33: 36,974,311 km (0.096 R)
• M34: 40,361,954 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421

Radius: 5.4

Gravity: 14.44 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 6 AU - 7.28 AU

Year: 11810 Days

Day: 17.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,627,897 km

• M1: 68,665 km (0.063 R)
• M2: 260,450 km (0.115 R)
• M3: 606,021 km (0.07 R)
• M4: 1,282,503 km (0.08 R)
• M5: 1,529,339 km (0.096 R)
• M6: 1,869,973 km (0.047 R)
• M7: 2,464,775 km (0.117 R)
• M8: 3,835,540 km (0.066 R)
• M9: 4,073,849 km (0.115 R)
• M10: 4,321,882 km (0.09 R)
• M11: 5,383,579 km (0.101 R)
• M12: 5,888,023 km (0.073 R)
• M13: 8,009,171 km (0.053 R)
• M14: 11,490,313 km (0.105 R)
• M15: 11,764,077 km (0.104 R)
• M16: 12,098,279 km (0.05 R)
• M17: 12,267,624 km (0.088 R)
• M18: 14,050,531 km (0.097 R)
• M19: 20,905,405 km (0.055 R)
• M20: 21,231,379 km (0.106 R)
• M21: 25,044,778 km (0.108 R)
• M22: 25,877,290 km (0.107 R)
• M23: 27,499,829 km (0.073 R)
• M24: 34,330,019 km (0.104 R)
• M25: 37,112,988 km (0.113 R)
• M26: 43,254,728 km (0.038 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 388.3

Radius: 4.4

Gravity: 20.06 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.74 AU - 8.6 AU

Year: 14662 Days

Day: 17.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,627,897 km

• M1: 55,202 km (0.079 R)
• M2: 241,451 km (0.099 R)
• M3: 1,165,517 km (0.056 R)
• M4: 1,463,366 km (0.103 R)
• M5: 2,100,653 km (0.075 R)
• M6: 2,501,127 km (0.119 R)
• M7: 3,042,073 km (0.092 R)
• M8: 4,178,119 km (0.088 R)
• M9: 5,467,054 km (0.115 R)
• M10: 9,084,630 km (0.056 R)
• M11: 9,676,589 km (0.026 R)
• M12: 18,749,251 km (0.076 R)
• M13: 25,270,820 km (0.056 R)
• M14: 27,034,130 km (0.109 R)
• M15: 34,317,452 km (0.055 R)
• M16: 39,620,996 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 658.5

Radius: 5.6

Gravity: 21 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 8.84 AU - 11.92 AU

Year: 23084 Days

Day: 19.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 82,627,897 km

• M1: 69,713 km (0.044 R)
• M2: 301,141 km (0.114 R)
• M3: 948,750 km (0.074 R)
• M4: 1,730,997 km (0.061 R)
• M5: 2,276,431 km (0.116 R)
• M6: 4,018,648 km (0.093 R)
• M7: 4,564,081 km (0.098 R)
• M8: 5,157,686 km (0.109 R)
• M9: 5,393,153 km (0.08 R)
• M10: 5,594,661 km (0.087 R)
• M11: 7,198,650 km (0.099 R)
• M12: 8,641,072 km (0.051 R)
• M13: 11,544,617 km (0.097 R)
• M14: 12,084,516 km (0.095 R)
• M15: 12,711,780 km (0.053 R)
• M16: 13,507,790 km (0.078 R)
• M17: 13,880,289 km (0.114 R)
• M18: 14,413,456 km (0.072 R)
• M19: 16,177,813 km (0.07 R)
• M20: 18,081,147 km (0.11 R)
• M21: 18,442,575 km (0.073 R)
• M22: 19,461,337 km (0.096 R)
• M23: 21,408,802 km (0.045 R)
• M24: 30,120,334 km (0.107 R)
• M25: 32,450,920 km (0.057 R)
• M26: 36,025,411 km (0.106 R)
• M27: 38,947,207 km (0.114 R)
• M28: 49,881,316 km (0.116 R)
• M29: 60,054,270 km (0.035 R)
• M30: 65,622,752 km (0.097 R)
• M31: 65,835,330 km (0.059 R)
• M32: 69,079,809 km (0.108 R)
• M33: 69,299,867 km (0.068 R)
• M34: 72,202,664 km (0.085 R)
• M35: 72,429,305 km (0.054 R)
• M36: 73,111,920 km (0.118 R)
• M37: 75,418,271 km (0.047 R)
• M38: 77,535,230 km (0.118 R)
• M39: 81,150,711 km (0.116 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 16,634 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit