🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 796.9

Radius: 14.8

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.68 AU - 0.68 AU

Year: 374 Days

Day: 9.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,349,514 km

• M1: 184,005 km (0.118 R)
• M2: 1,304,045 km (0.069 R)
• M3: 1,831,527 km (0.082 R)
• M4: 2,420,793 km (0.036 R)
• M5: 3,358,771 km (0.111 R)
• M6: 3,887,600 km (0.078 R)
• M7: 4,641,424 km (0.057 R)
• M8: 5,115,050 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.7

Radius: 13.1

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.71 AU - 0.73 AU

Year: 407 Days

Day: 5.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 83.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 69,349,514 km

• M1: 162,912 km (0.079 R)
• M2: 605,423 km (0.075 R)
• M3: 1,038,359 km (0.064 R)
• M4: 1,643,632 km (0.088 R)
• M5: 2,136,108 km (0.103 R)
• M6: 2,573,981 km (0.053 R)
• M7: 3,214,559 km (0.081 R)
• M8: 3,912,134 km (0.09 R)
• M9: 4,341,929 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521

Radius: 8.6

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.86 AU - 1.38 AU

Year: 790 Days

Day: 14.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,349,514 km

• M1: 106,962 km (0.107 R)
• M2: 377,435 km (0.098 R)
• M3: 651,050 km (0.031 R)
• M4: 991,834 km (0.117 R)
• M5: 1,270,834 km (0.028 R)
• M6: 1,815,969 km (0.112 R)
• M7: 2,191,459 km (0.109 R)
• M8: 2,905,041 km (0.064 R)
• M9: 3,212,913 km (0.119 R)
• M10: 3,625,056 km (0.098 R)
• M11: 4,132,492 km (0.06 R)
• M12: 5,470,495 km (0.083 R)
• M13: 6,000,819 km (0.063 R)
• M14: 6,753,596 km (0.075 R)
• M15: 7,098,120 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.8

Radius: 12.1

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.54 AU - 1.68 AU

Year: 1362 Days

Day: 9.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,349,514 km

• M1: 151,842 km (0.115 R)
• M2: 627,862 km (0.086 R)
• M3: 1,016,518 km (0.085 R)
• M4: 1,933,104 km (0.115 R)
• M5: 2,582,807 km (0.096 R)
• M6: 3,002,878 km (0.11 R)
• M7: 3,432,822 km (0.075 R)
• M8: 4,474,921 km (0.11 R)
• M9: 4,946,902 km (0.081 R)
• M10: 5,583,441 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.3

Radius: 9.1

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.61 AU - 3.43 AU

Year: 3500 Days

Day: 12.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 69,349,514 km

• M1: 113,096 km (0.097 R)
• M2: 631,303 km (0.11 R)
• M3: 959,072 km (0.071 R)
• M4: 1,307,186 km (0.119 R)
• M5: 1,728,304 km (0.071 R)
• M6: 2,197,742 km (0.106 R)
• M7: 2,551,691 km (0.096 R)
• M8: 2,878,113 km (0.1 R)
• M9: 3,250,014 km (0.085 R)
• M10: 3,828,658 km (0.102 R)
• M11: 4,674,933 km (0.066 R)
• M12: 5,094,406 km (0.1 R)
• M13: 6,008,748 km (0.045 R)
• M14: 6,619,107 km (0.085 R)
• M15: 7,239,789 km (0.111 R)
• M16: 7,834,291 km (0.104 R)
• M17: 8,226,237 km (0.108 R)
• M18: 10,269,894 km (0.084 R)
• M19: 10,980,035 km (0.074 R)
• M20: 11,892,133 km (0.118 R)
• M21: 14,881,847 km (0.11 R)
• M22: 15,534,841 km (0.1 R)
• M23: 16,576,491 km (0.047 R)
• M24: 18,798,468 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851

Radius: 14.6

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.61 AU - 5.71 AU

Year: 7816 Days

Day: 7.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,349,514 km

• M1: 181,761 km (0.087 R)
• M2: 684,111 km (0.103 R)
• M3: 1,147,715 km (0.091 R)
• M4: 2,885,444 km (0.073 R)
• M5: 3,890,592 km (0.059 R)
• M6: 5,027,087 km (0.057 R)
• M7: 5,822,648 km (0.109 R)
• M8: 6,663,987 km (0.118 R)
• M9: 9,124,124 km (0.098 R)
• M10: 16,569,311 km (0.082 R)
• M11: 17,259,705 km (0.053 R)
• M12: 18,624,486 km (0.084 R)
• M13: 20,449,730 km (0.114 R)
• M14: 24,277,191 km (0.084 R)
• M15: 27,683,984 km (0.069 R)
• M16: 30,877,300 km (0.115 R)
• M17: 39,921,239 km (0.115 R)
• M18: 40,912,624 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 922.2

Radius: 5.3

Gravity: 32.83 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.99 AU - 7.59 AU

Year: 10520 Days

Day: 23.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,349,514 km

• M1: 65,973 km (0.113 R)
• M2: 320,588 km (0.11 R)
• M3: 543,938 km (0.06 R)
• M4: 748,737 km (0.048 R)
• M5: 1,060,649 km (0.06 R)
• M6: 1,498,372 km (0.102 R)
• M7: 1,824,196 km (0.071 R)
• M8: 2,177,397 km (0.09 R)
• M9: 2,390,275 km (0.091 R)
• M10: 2,880,806 km (0.088 R)
• M11: 3,090,094 km (0.093 R)
• M12: 4,322,930 km (0.109 R)
• M13: 5,963,121 km (0.096 R)
• M14: 6,617,761 km (0.053 R)
• M15: 6,819,120 km (0.081 R)
• M16: 7,319,225 km (0.113 R)
• M17: 8,023,532 km (0.086 R)
• M18: 12,847,016 km (0.048 R)
• M19: 13,034,612 km (0.109 R)
• M20: 15,221,284 km (0.105 R)
• M21: 18,263,955 km (0.093 R)
• M22: 18,660,689 km (0.111 R)
• M23: 18,901,541 km (0.071 R)
• M24: 19,719,094 km (0.093 R)
• M25: 23,318,867 km (0.106 R)
• M26: 25,617,139 km (0.076 R)
• M27: 25,914,540 km (0.059 R)
• M28: 36,571,593 km (0.106 R)
• M29: 40,729,965 km (0.105 R)
• M30: 41,270,911 km (0.075 R)
• M31: 41,953,825 km (0.057 R)
• M32: 45,481,941 km (0.106 R)
• M33: 47,095,055 km (0.117 R)
• M34: 48,141,193 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 824

Radius: 6.5

Gravity: 19.5 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.22 AU - 7.04 AU

Year: 11384 Days

Day: 22.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 69,349,514 km

• M1: 80,783 km (0.066 R)
• M2: 388,655 km (0.105 R)
• M3: 640,129 km (0.067 R)
• M4: 887,115 km (0.071 R)
• M5: 1,149,061 km (0.114 R)
• M6: 1,406,519 km (0.063 R)
• M7: 2,320,413 km (0.086 R)
• M8: 3,322,569 km (0.114 R)
• M9: 3,905,851 km (0.118 R)
• M10: 5,589,276 km (0.09 R)
• M11: 6,028,645 km (0.087 R)
• M12: 6,570,338 km (0.094 R)
• M13: 6,935,208 km (0.069 R)
• M14: 7,839,377 km (0.1 R)
• M15: 9,775,174 km (0.12 R)
• M16: 10,197,339 km (0.114 R)
• M17: 11,948,980 km (0.099 R)
• M18: 14,224,065 km (0.091 R)
• M19: 17,454,481 km (0.082 R)
• M20: 17,841,042 km (0.069 R)
• M21: 19,280,473 km (0.05 R)
• M22: 21,230,032 km (0.062 R)
• M23: 24,927,344 km (0.116 R)
• M24: 28,283,422 km (0.1 R)
• M25: 34,163,815 km (0.109 R)
• M26: 44,577,473 km (0.063 R)
• M27: 45,737,006 km (0.071 R)
• M28: 46,767,885 km (0.085 R)
• M29: 54,094,141 km (0.11 R)
• M30: 55,081,188 km (0.062 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 256

Radius: 5.3

Gravity: 9.11 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 7.04 AU - 8.24 AU

Year: 14082 Days

Day: 18.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 48.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,349,514 km

• M1: 70,461 km (0.112 R)
• M2: 1,166,564 km (0.109 R)
• M3: 1,907,074 km (0.07 R)
• M4: 2,120,550 km (0.077 R)
• M5: 2,735,247 km (0.099 R)
• M6: 3,229,220 km (0.028 R)
• M7: 4,092,100 km (0.098 R)
• M8: 4,477,015 km (0.107 R)
• M9: 5,643,879 km (0.061 R)
• M10: 6,624,044 km (0.093 R)
• M11: 9,800,456 km (0.096 R)
• M12: 11,473,109 km (0.1 R)
• M13: 12,404,955 km (0.109 R)
• M14: 13,865,479 km (0.062 R)
• M15: 18,779,918 km (0.081 R)
• M16: 19,078,665 km (0.07 R)
• M17: 19,762,028 km (0.116 R)
• M18: 21,017,304 km (0.093 R)
• M19: 29,081,228 km (0.032 R)
• M20: 37,908,100 km (0.11 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 542.4

Radius: 5.9

Gravity: 15.58 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 7.94 AU - 11.08 AU

Year: 19557 Days

Day: 18.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 69,349,514 km

• M1: 73,453 km (0.112 R)
• M2: 357,090 km (0.093 R)
• M3: 587,022 km (0.077 R)
• M4: 883,675 km (0.027 R)
• M5: 2,918,056 km (0.112 R)
• M6: 3,120,612 km (0.073 R)
• M7: 3,755,954 km (0.049 R)
• M8: 4,182,756 km (0.118 R)
• M9: 4,375,289 km (0.106 R)
• M10: 4,848,018 km (0.06 R)
• M11: 5,242,657 km (0.071 R)
• M12: 7,927,939 km (0.102 R)
• M13: 9,101,684 km (0.076 R)
• M14: 10,981,830 km (0.106 R)
• M15: 11,349,542 km (0.112 R)
• M16: 16,109,148 km (0.103 R)
• M17: 18,148,765 km (0.113 R)
• M18: 19,719,692 km (0.049 R)
• M19: 29,182,505 km (0.102 R)
• M20: 30,125,271 km (0.105 R)
• M21: 31,209,856 km (0.072 R)
• M22: 32,320,321 km (0.055 R)
• M23: 33,075,042 km (0.1 R)
• M24: 45,534,749 km (0.062 R)
• M25: 47,767,647 km (0.089 R)
• M26: 48,255,336 km (0.11 R)
• M27: 50,072,352 km (0.06 R)
• M28: 56,518,225 km (0.04 R)
• M29: 56,881,598 km (0.08 R)
• M30: 62,520,840 km (0.066 R)
• M31: 62,715,018 km (0.099 R)
• M32: 69,349,534 km (0.099 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 287 - 11,065 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit