🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.5

Radius: 8.9

Gravity: 11.23 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.74 AU - 1.12 AU

Year: 598 Days

Day: 12.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,316,619 km

• M1: 111,151 km (0.096 R)
• M2: 520,002 km (0.094 R)
• M3: 858,542 km (0.096 R)
• M4: 1,311,674 km (0.115 R)
• M5: 1,641,537 km (0.072 R)
• M6: 1,927,419 km (0.102 R)
• M7: 2,792,693 km (0.114 R)
• M8: 3,153,673 km (0.03 R)
• M9: 3,725,286 km (0.069 R)
• M10: 4,073,550 km (0.107 R)
• M11: 4,801,942 km (0.028 R)
• M12: 5,412,301 km (0.041 R)
• M13: 6,192,155 km (0.096 R)
• M14: 7,264,323 km (0.096 R)
• M15: 7,809,757 km (0.038 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.8

Radius: 10.2

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.92 AU - 1.28 AU

Year: 769 Days

Day: 6.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,316,619 km

• M1: 126,859 km (0.066 R)
• M2: 539,151 km (0.092 R)
• M3: 1,086,230 km (0.072 R)
• M4: 1,488,200 km (0.069 R)
• M5: 1,952,551 km (0.096 R)
• M6: 2,300,666 km (0.082 R)
• M7: 2,622,451 km (0.068 R)
• M8: 2,962,337 km (0.091 R)
• M9: 3,411,879 km (0.11 R)
• M10: 3,746,230 km (0.106 R)
• M11: 4,164,057 km (0.12 R)
• M12: 4,953,036 km (0.109 R)
• M13: 5,645,824 km (0.107 R)
• M14: 5,975,986 km (0.078 R)
• M15: 6,804,609 km (0.12 R)
• M16: 8,411,290 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.6

Radius: 13.6

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.58 AU - 2.08 AU

Year: 1651 Days

Day: 6.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,316,619 km

• M1: 192,532 km (0.097 R)
• M2: 709,094 km (0.115 R)
• M3: 1,199,177 km (0.039 R)
• M4: 1,726,359 km (0.092 R)
• M5: 2,166,476 km (0.081 R)
• M6: 2,834,580 km (0.067 R)
• M7: 3,375,227 km (0.102 R)
• M8: 4,147,900 km (0.116 R)
• M9: 4,848,467 km (0.063 R)
• M10: 6,239,727 km (0.115 R)
• M11: 7,882,611 km (0.097 R)
• M12: 8,866,815 km (0.066 R)
• M13: 9,632,906 km (0.108 R)
• M14: 10,133,760 km (0.047 R)
• M15: 13,105,970 km (0.093 R)
• M16: 13,680,276 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.1

Radius: 12.1

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.01 AU - 2.39 AU

Year: 2176 Days

Day: 8.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,316,619 km

• M1: 150,495 km (0.043 R)
• M2: 579,542 km (0.091 R)
• M3: 971,937 km (0.101 R)
• M4: 1,696,589 km (0.08 R)
• M5: 2,404,636 km (0.093 R)
• M6: 3,237,298 km (0.066 R)
• M7: 3,827,312 km (0.047 R)
• M8: 5,113,704 km (0.099 R)
• M9: 5,820,704 km (0.116 R)
• M10: 8,614,444 km (0.073 R)
• M11: 8,993,375 km (0.076 R)
• M12: 9,582,791 km (0.051 R)
• M13: 10,197,788 km (0.119 R)
• M14: 11,132,326 km (0.12 R)
• M15: 12,005,977 km (0.099 R)
• M16: 12,965,647 km (0.072 R)
• M17: 14,192,799 km (0.074 R)
• M18: 15,311,492 km (0.119 R)
• M19: 15,728,271 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.7

Radius: 10.7

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.69 AU - 3.67 AU

Year: 3782 Days

Day: 10.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,316,619 km

• M1: 134,788 km (0.101 R)
• M2: 552,615 km (0.08 R)
• M3: 1,112,709 km (0.089 R)
• M4: 1,595,461 km (0.054 R)
• M5: 2,085,095 km (0.103 R)
• M6: 2,673,464 km (0.034 R)
• M7: 3,330,049 km (0.087 R)
• M8: 4,001,145 km (0.106 R)
• M9: 7,480,492 km (0.094 R)
• M10: 9,248,888 km (0.113 R)
• M11: 10,358,157 km (0.069 R)
• M12: 11,416,562 km (0.105 R)
• M13: 14,861,202 km (0.087 R)
• M14: 15,805,763 km (0.101 R)
• M15: 16,613,292 km (0.037 R)
• M16: 17,630,558 km (0.117 R)
• M17: 19,007,905 km (0.054 R)
• M18: 19,722,983 km (0.116 R)
• M19: 22,260,313 km (0.106 R)
• M20: 22,836,265 km (0.093 R)
• M21: 25,007,827 km (0.115 R)
• M22: 25,551,915 km (0.047 R)
• M23: 26,744,509 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272

Radius: 14

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.69 AU - 4.07 AU

Year: 4144 Days

Day: 14.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 78,316,619 km

• M1: 196,572 km (0.076 R)
• M2: 677,379 km (0.073 R)
• M3: 1,264,551 km (0.084 R)
• M4: 4,000,247 km (0.117 R)
• M5: 4,666,556 km (0.041 R)
• M6: 5,261,806 km (0.098 R)
• M7: 5,985,261 km (0.113 R)
• M8: 9,526,692 km (0.087 R)
• M9: 11,072,038 km (0.115 R)
• M10: 12,051,156 km (0.116 R)
• M11: 13,265,442 km (0.069 R)
• M12: 14,181,579 km (0.108 R)
• M13: 15,090,685 km (0.114 R)
• M14: 17,025,285 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.1

Radius: 13.3

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.1 AU - 5.62 AU

Year: 7145 Days

Day: 13.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,316,619 km

• M1: 165,455 km (0.06 R)
• M2: 595,699 km (0.107 R)
• M3: 1,261,409 km (0.117 R)
• M4: 2,157,201 km (0.097 R)
• M5: 2,856,871 km (0.082 R)
• M6: 3,703,744 km (0.11 R)
• M7: 5,438,032 km (0.086 R)
• M8: 7,542,725 km (0.099 R)
• M9: 8,451,831 km (0.071 R)
• M10: 8,933,237 km (0.068 R)
• M11: 9,619,143 km (0.05 R)
• M12: 10,587,939 km (0.115 R)
• M13: 11,096,272 km (0.041 R)
• M14: 14,128,771 km (0.034 R)
• M15: 14,997,486 km (0.109 R)
• M16: 16,636,779 km (0.109 R)
• M17: 19,277,930 km (0.098 R)
• M18: 20,580,628 km (0.086 R)
• M19: 21,454,279 km (0.112 R)
• M20: 29,060,134 km (0.078 R)
• M21: 30,159,828 km (0.085 R)
• M22: 37,817,594 km (0.038 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91.9

Radius: 7

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 8.63 AU - 9.75 AU

Year: 18578 Days

Day: 23.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 134.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 78,316,619 km

• M1: 87,216 km (0.073 R)
• M2: 391,946 km (0.116 R)
• M3: 611,406 km (0.039 R)
• M4: 989,291 km (0.084 R)
• M5: 1,416,542 km (0.101 R)
• M6: 2,332,680 km (0.113 R)
• M7: 2,693,210 km (0.031 R)
• M8: 3,217,102 km (0.093 R)
• M9: 5,052,518 km (0.12 R)
• M10: 6,275,930 km (0.096 R)
• M11: 7,998,549 km (0.097 R)
• M12: 8,904,215 km (0.109 R)
• M13: 9,337,899 km (0.113 R)
• M14: 13,105,821 km (0.112 R)
• M15: 20,785,577 km (0.108 R)
• M16: 22,171,751 km (0.114 R)
• M17: 22,887,577 km (0.073 R)
• M18: 23,700,791 km (0.102 R)
• M19: 32,209,020 km (0.09 R)
• M20: 33,126,653 km (0.103 R)
• M21: 35,443,176 km (0.111 R)
• M22: 36,093,179 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.2

Radius: 7.1

Gravity: 10.5 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 7.9 AU - 11.9 AU

Year: 20772 Days

Day: 15.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 78,316,619 km

• M1: 88,562 km (0.093 R)
• M2: 409,599 km (0.089 R)
• M3: 1,076,955 km (0.088 R)
• M4: 1,419,085 km (0.076 R)
• M5: 1,850,526 km (0.082 R)
• M6: 2,658,354 km (0.085 R)
• M7: 3,180,900 km (0.101 R)
• M8: 4,909,802 km (0.114 R)
• M9: 5,934,398 km (0.101 R)
• M10: 6,180,187 km (0.067 R)
• M11: 6,561,662 km (0.051 R)
• M12: 8,920,820 km (0.086 R)
• M13: 9,463,561 km (0.088 R)
• M14: 11,601,464 km (0.066 R)
• M15: 13,402,174 km (0.095 R)
• M16: 15,612,782 km (0.118 R)
• M17: 17,464,205 km (0.081 R)
• M18: 21,405,211 km (0.063 R)
• M19: 24,096,028 km (0.095 R)
• M20: 25,576,150 km (0.12 R)
• M21: 31,605,692 km (0.115 R)
• M22: 32,610,092 km (0.08 R)
• M23: 39,087,979 km (0.107 R)
• M24: 39,519,270 km (0.09 R)
• M25: 40,099,111 km (0.103 R)
• M26: 43,543,901 km (0.083 R)
• M27: 44,007,355 km (0.099 R)
• M28: 45,259,041 km (0.066 R)
• M29: 49,659,013 km (0.063 R)
• M30: 49,995,908 km (0.108 R)
• M31: 53,802,276 km (0.079 R)
• M32: 55,594,608 km (0.108 R)
• M33: 56,322,551 km (0.103 R)
• M34: 59,297,903 km (0.109 R)
• M35: 67,810,321 km (0.117 R)
• M36: 69,059,314 km (0.04 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 585.4

Radius: 5

Gravity: 23.42 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 8.44 AU - 12.5 AU

Year: 22592 Days

Day: 19.2 Hours

Environment

Temp: -244 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 78,316,619 km

• M1: 62,382 km (0.113 R)
• M2: 365,019 km (0.098 R)
• M3: 624,721 km (0.12 R)
• M4: 1,039,406 km (0.119 R)
• M5: 1,375,104 km (0.1 R)
• M6: 1,743,414 km (0.081 R)
• M7: 1,951,055 km (0.038 R)
• M8: 3,331,844 km (0.069 R)
• M9: 3,563,122 km (0.111 R)
• M10: 4,493,172 km (0.08 R)
• M11: 5,260,609 km (0.097 R)
• M12: 5,777,470 km (0.104 R)
• M13: 5,984,962 km (0.062 R)
• M14: 7,336,728 km (0.113 R)
• M15: 12,384,460 km (0.084 R)
• M16: 12,729,881 km (0.099 R)
• M17: 12,940,216 km (0.041 R)
• M18: 13,731,439 km (0.088 R)
• M19: 17,391,201 km (0.072 R)
• M20: 17,563,688 km (0.112 R)
• M21: 20,099,072 km (0.062 R)
• M22: 20,576,140 km (0.085 R)
• M23: 21,453,831 km (0.087 R)
• M24: 22,052,521 km (0.114 R)
• M25: 23,492,999 km (0.035 R)
• M26: 25,435,677 km (0.055 R)
• M27: 26,445,912 km (0.087 R)
• M28: 27,018,722 km (0.111 R)
• M29: 27,599,610 km (0.062 R)
• M30: 29,148,996 km (0.083 R)
• M31: 30,881,339 km (0.066 R)
• M32: 31,388,625 km (0.104 R)
• M33: 39,381,939 km (0.119 R)
• M34: 44,484,423 km (0.037 R)
• M35: 46,942,615 km (0.117 R)
• M36: 72,593,115 km (0.145 R)
• M37: 78,316,580 km (0.115 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 10,542 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit