🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168

Radius: 14.8

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.47 AU - 0.69 AU

Year: 295 Days

Day: 8.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 51,395,013 km

• M1: 184,005 km (0.082 R)
• M2: 762,351 km (0.106 R)
• M3: 1,300,155 km (0.103 R)
• M4: 1,822,700 km (0.068 R)
• M5: 2,303,209 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.2

Radius: 10.1

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.77 AU - 2.69 AU

Year: 2221 Days

Day: 6 Hours

Environment

Temp: -206 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 51,395,013 km

• M1: 125,662 km (0.089 R)
• M2: 440,865 km (0.118 R)
• M3: 1,103,284 km (0.087 R)
• M4: 1,450,052 km (0.111 R)
• M5: 1,814,921 km (0.12 R)
• M6: 2,153,461 km (0.084 R)
• M7: 2,548,400 km (0.092 R)
• M8: 2,883,499 km (0.117 R)
• M9: 3,331,694 km (0.091 R)
• M10: 4,429,743 km (0.049 R)
• M11: 6,001,717 km (0.117 R)
• M12: 6,573,330 km (0.062 R)
• M13: 6,983,528 km (0.105 R)
• M14: 8,962,857 km (0.048 R)
• M15: 9,605,829 km (0.089 R)
• M16: 11,251,705 km (0.081 R)
• M17: 11,760,337 km (0.054 R)
• M18: 13,465,604 km (0.119 R)
• M19: 14,128,771 km (0.069 R)
• M20: 14,582,950 km (0.096 R)
• M21: 15,906,442 km (0.087 R)
• M22: 16,547,469 km (0.04 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.2

Radius: 8.5

Gravity: 8.04 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.35 AU - 2.91 AU

Year: 2844 Days

Day: 5 Hours

Environment

Temp: -211 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,395,013 km

• M1: 105,766 km (0.091 R)
• M2: 436,975 km (0.094 R)
• M3: 704,307 km (0.033 R)
• M4: 1,023,997 km (0.098 R)
• M5: 1,668,465 km (0.036 R)
• M6: 2,106,488 km (0.055 R)
• M7: 2,374,118 km (0.077 R)
• M8: 2,756,490 km (0.063 R)
• M9: 3,111,636 km (0.109 R)
• M10: 3,406,792 km (0.075 R)
• M11: 4,238,257 km (0.111 R)
• M12: 4,917,132 km (0.041 R)
• M13: 6,216,390 km (0.109 R)
• M14: 6,602,203 km (0.072 R)
• M15: 8,112,244 km (0.092 R)
• M16: 8,539,794 km (0.114 R)
• M17: 8,844,675 km (0.084 R)
• M18: 9,802,999 km (0.074 R)
• M19: 10,212,747 km (0.086 R)
• M20: 10,789,746 km (0.082 R)
• M21: 13,407,859 km (0.096 R)
• M22: 14,006,250 km (0.075 R)
• M23: 14,383,087 km (0.055 R)
• M24: 17,267,783 km (0.06 R)
• M25: 18,590,228 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.3

Radius: 8.3

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.45 AU - 3.09 AU

Year: 3074 Days

Day: 7.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,395,013 km

• M1: 103,821 km (0.089 R)
• M2: 486,043 km (0.096 R)
• M3: 915,090 km (0.055 R)
• M4: 1,446,761 km (0.073 R)
• M5: 2,672,416 km (0.083 R)
• M6: 3,215,606 km (0.118 R)
• M7: 4,176,324 km (0.085 R)
• M8: 4,974,728 km (0.115 R)
• M9: 6,305,700 km (0.105 R)
• M10: 7,124,449 km (0.1 R)
• M11: 7,383,403 km (0.111 R)
• M12: 7,889,792 km (0.059 R)
• M13: 8,229,528 km (0.115 R)
• M14: 8,676,228 km (0.069 R)
• M15: 9,899,190 km (0.088 R)
• M16: 10,813,682 km (0.1 R)
• M17: 12,268,671 km (0.108 R)
• M18: 13,584,683 km (0.091 R)
• M19: 14,620,200 km (0.113 R)
• M20: 15,039,373 km (0.092 R)
• M21: 16,544,777 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.3

Radius: 12.8

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.5 AU - 3.56 AU

Year: 3517 Days

Day: 8.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,395,013 km

• M1: 159,322 km (0.101 R)
• M2: 642,224 km (0.105 R)
• M3: 1,322,744 km (0.115 R)
• M4: 1,910,215 km (0.057 R)
• M5: 2,652,370 km (0.106 R)
• M6: 3,407,839 km (0.114 R)
• M7: 3,877,876 km (0.096 R)
• M8: 5,399,137 km (0.112 R)
• M9: 5,930,658 km (0.115 R)
• M10: 6,884,344 km (0.035 R)
• M11: 7,971,323 km (0.114 R)
• M12: 8,556,101 km (0.099 R)
• M13: 9,850,571 km (0.034 R)
• M14: 12,142,859 km (0.075 R)
• M15: 14,872,871 km (0.101 R)
• M16: 15,443,437 km (0.075 R)
• M17: 16,794,455 km (0.063 R)
• M18: 19,300,369 km (0.035 R)
• M19: 21,450,988 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.7

Radius: 8.5

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.51 AU - 3.85 AU

Year: 3782 Days

Day: 5.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,395,013 km

• M1: 129,253 km (0.108 R)
• M2: 838,795 km (0.081 R)
• M3: 1,675,795 km (0.117 R)
• M4: 2,236,189 km (0.071 R)
• M5: 3,964,493 km (0.098 R)
• M6: 4,303,332 km (0.11 R)
• M7: 6,062,005 km (0.049 R)
• M8: 10,120,745 km (0.081 R)
• M9: 12,364,862 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.8

Radius: 11

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.66 AU - 5.12 AU

Year: 7211 Days

Day: 12.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 51,395,013 km

• M1: 139,126 km (0.04 R)
• M2: 812,915 km (0.1 R)
• M3: 1,565,542 km (0.074 R)
• M4: 2,085,694 km (0.118 R)
• M5: 2,752,900 km (0.078 R)
• M6: 3,557,288 km (0.086 R)
• M7: 5,299,804 km (0.109 R)
• M8: 6,921,445 km (0.115 R)
• M9: 8,513,316 km (0.069 R)
• M10: 13,237,616 km (0.107 R)
• M11: 22,818,163 km (0.117 R)
• M12: 25,978,867 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 610.9

Radius: 3.2

Gravity: 59.66 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 7.2 AU - 7.66 AU

Year: 13506 Days

Day: 20.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 51,395,013 km

• M1: 46,824 km (0.117 R)
• M2: 283,787 km (0.104 R)
• M3: 639,680 km (0.091 R)
• M4: 770,878 km (0.113 R)
• M5: 1,148,612 km (0.054 R)
• M6: 1,276,369 km (0.089 R)
• M7: 1,576,014 km (0.093 R)
• M8: 2,496,639 km (0.052 R)
• M9: 3,279,634 km (0.097 R)
• M10: 3,699,406 km (0.06 R)
• M11: 3,837,784 km (0.11 R)
• M12: 4,124,563 km (0.086 R)
• M13: 4,425,554 km (0.089 R)
• M14: 4,644,864 km (0.117 R)
• M15: 4,838,444 km (0.06 R)
• M16: 6,115,262 km (0.093 R)
• M17: 8,521,693 km (0.117 R)
• M18: 9,108,715 km (0.062 R)
• M19: 9,722,216 km (0.095 R)
• M20: 9,827,084 km (0.097 R)
• M21: 10,637,905 km (0.083 R)
• M22: 11,965,885 km (0.096 R)
• M23: 16,161,806 km (0.069 R)
• M24: 16,982,649 km (0.052 R)
• M25: 25,458,117 km (0.066 R)
• M26: 25,557,749 km (0.091 R)
• M27: 28,882,263 km (0.069 R)
• M28: 32,953,868 km (0.113 R)
• M29: 33,428,542 km (0.09 R)
• M30: 34,879,940 km (0.1 R)
• M31: 42,211,283 km (0.063 R)
• M32: 45,351,492 km (0.116 R)
• M33: 46,086,317 km (0.074 R)
• M34: 46,234,269 km (0.049 R)
• M35: 48,950,817 km (0.085 R)
• M36: 51,612,462 km (0.029 R)
• M37: 53,222,285 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 142.8

Radius: 4.7

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 7.4 AU - 11.44 AU

Year: 19280 Days

Day: 17.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,395,013 km

• M1: 58,792 km (0.058 R)
• M2: 206,894 km (0.08 R)
• M3: 448,494 km (0.106 R)
• M4: 621,878 km (0.102 R)
• M5: 953,088 km (0.119 R)
• M6: 1,381,088 km (0.097 R)
• M7: 1,911,412 km (0.077 R)
• M8: 3,246,723 km (0.043 R)
• M9: 6,312,282 km (0.117 R)
• M10: 6,943,436 km (0.106 R)
• M11: 8,504,789 km (0.068 R)
• M12: 9,366,921 km (0.062 R)
• M13: 10,844,499 km (0.106 R)
• M14: 12,756,659 km (0.111 R)
• M15: 13,520,805 km (0.096 R)
• M16: 32,540,678 km (0.108 R)
• M17: 40,560,620 km (0.077 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.7

Radius: 5.8

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.73 AU - 11.35 AU

Year: 19650 Days

Day: 22.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 51,395,013 km

• M1: 72,555 km (0.104 R)
• M2: 874,100 km (0.082 R)
• M3: 1,223,112 km (0.118 R)
• M4: 1,416,692 km (0.1 R)
• M5: 2,822,164 km (0.088 R)
• M6: 6,960,639 km (0.114 R)
• M7: 10,452,852 km (0.114 R)
• M8: 11,213,408 km (0.037 R)
• M9: 15,716,453 km (0.09 R)
• M10: 19,228,263 km (0.04 R)
• M11: 21,810,622 km (0.117 R)
• M12: 25,762,698 km (0.072 R)
• M13: 27,549,794 km (0.087 R)
• M14: 37,361,919 km (0.087 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 13,988 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit