🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.54 AU - 0.76 AU

Year: 338 Days

Day: 35 Hours

Environment

Temp: -127 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.3

Radius: 12.3

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.62 AU - 1 AU

Year: 471 Days

Day: 13.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 19,540,869 km

• M1: 183,108 km (0.107 R)
• M2: 296,802 km (0.073 R)
• M3: 460,462 km (0.089 R)
• M4: 559,945 km (0.057 R)
• M5: 695,929 km (0.111 R)
• M6: 797,656 km (0.106 R)
• M7: 922,869 km (0.105 R)
• M8: 1,078,601 km (0.092 R)
• M9: 1,169,855 km (0.077 R)
• M10: 1,253,780 km (0.033 R)
• M11: 1,355,357 km (0.107 R)
• M12: 1,465,162 km (0.046 R)
• M13: 1,611,019 km (0.095 R)
• M14: 1,917,546 km (0.081 R)
• M15: 2,096,165 km (0.1 R)
• M16: 2,305,303 km (0.066 R)
• M17: 2,515,039 km (0.059 R)
• M18: 2,632,175 km (0.103 R)
• M19: 2,757,837 km (0.079 R)
• M20: 2,838,320 km (0.11 R)
• M21: 2,967,274 km (0.118 R)
• M22: 3,077,378 km (0.076 R)
• M23: 3,316,136 km (0.07 R)
• M24: 3,488,473 km (0.116 R)
• M25: 3,797,093 km (0.114 R)
• M26: 3,879,522 km (0.095 R)
• M27: 4,030,765 km (0.111 R)
• M28: 4,122,469 km (0.041 R)
• M29: 4,245,887 km (0.117 R)
• M30: 4,417,625 km (0.05 R)
• M31: 4,559,743 km (0.095 R)
• M32: 4,719,663 km (0.067 R)
• M33: 4,938,375 km (0.057 R)
• M34: 5,252,082 km (0.103 R)
• M35: 5,419,781 km (0.092 R)
• M36: 5,683,373 km (0.111 R)
• M37: 5,838,356 km (0.083 R)
• M38: 5,933,650 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.4

Radius: 11.8

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.97 AU - 1.15 AU

Year: 705 Days

Day: 8.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 19,540,869 km

• M1: 153,338 km (0.103 R)
• M2: 250,726 km (0.108 R)
• M3: 368,908 km (0.116 R)
• M4: 513,420 km (0.05 R)
• M5: 597,643 km (0.098 R)
• M6: 687,402 km (0.077 R)
• M7: 820,395 km (0.092 R)
• M8: 922,271 km (0.103 R)
• M9: 1,003,802 km (0.038 R)
• M10: 1,083,837 km (0.116 R)
• M11: 1,282,503 km (0.094 R)
• M12: 1,360,892 km (0.086 R)
• M13: 1,537,268 km (0.072 R)
• M14: 1,645,726 km (0.047 R)
• M15: 1,736,532 km (0.115 R)
• M16: 1,907,672 km (0.104 R)
• M17: 2,014,186 km (0.102 R)
• M18: 2,161,240 km (0.093 R)
• M19: 2,250,102 km (0.104 R)
• M20: 2,345,844 km (0.103 R)
• M21: 2,483,624 km (0.117 R)
• M22: 2,576,823 km (0.07 R)
• M23: 2,749,010 km (0.098 R)
• M24: 2,827,549 km (0.114 R)
• M25: 2,906,687 km (0.11 R)
• M26: 2,993,005 km (0.076 R)
• M27: 3,167,885 km (0.063 R)
• M28: 3,250,313 km (0.108 R)
• M29: 3,561,028 km (0.118 R)
• M30: 3,666,793 km (0.088 R)
• M31: 3,813,848 km (0.08 R)
• M32: 3,894,930 km (0.081 R)
• M33: 4,003,987 km (0.044 R)
• M34: 4,120,973 km (0.111 R)
• M35: 4,528,776 km (0.066 R)
• M36: 4,614,795 km (0.115 R)
• M37: 4,773,818 km (0.086 R)
• M38: 4,920,124 km (0.114 R)
• M39: 5,075,407 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 435.9

Radius: 13.6

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.93 AU - 1.29 AU

Year: 755 Days

Day: 14.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 19,540,869 km

• M1: 170,990 km (0.074 R)
• M2: 277,504 km (0.081 R)
• M3: 369,956 km (0.083 R)
• M4: 502,499 km (0.092 R)
• M5: 718,668 km (0.07 R)
• M6: 812,765 km (0.042 R)
• M7: 921,822 km (0.066 R)
• M8: 1,417,290 km (0.1 R)
• M9: 1,640,041 km (0.082 R)
• M10: 1,755,980 km (0.088 R)
• M11: 1,848,132 km (0.084 R)
• M12: 1,996,533 km (0.107 R)
• M13: 2,276,580 km (0.052 R)
• M14: 2,385,039 km (0.106 R)
• M15: 2,675,408 km (0.118 R)
• M16: 2,774,741 km (0.07 R)
• M17: 2,953,660 km (0.087 R)
• M18: 3,176,711 km (0.115 R)
• M19: 3,274,099 km (0.027 R)
• M20: 3,438,657 km (0.104 R)
• M21: 3,538,738 km (0.113 R)
• M22: 3,699,256 km (0.075 R)
• M23: 3,914,228 km (0.093 R)
• M24: 4,213,274 km (0.091 R)
• M25: 4,302,734 km (0.097 R)
• M26: 4,474,323 km (0.083 R)
• M27: 4,620,779 km (0.107 R)
• M28: 4,759,456 km (0.118 R)
• M29: 5,069,423 km (0.106 R)
• M30: 5,241,311 km (0.052 R)
• M31: 5,395,846 km (0.069 R)
• M32: 5,542,003 km (0.062 R)
• M33: 5,679,782 km (0.047 R)
• M34: 5,818,609 km (0.071 R)
• M35: 5,958,483 km (0.108 R)
• M36: 6,323,652 km (0.083 R)
• M37: 6,467,714 km (0.066 R)
• M38: 6,571,236 km (0.106 R)
• M39: 6,727,566 km (0.117 R)
• M40: 6,864,149 km (0.098 R)
• M41: 6,969,765 km (0.101 R)
• M42: 7,086,601 km (0.1 R)
• M43: 7,214,806 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.1

Radius: 14

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.71 AU - 2.19 AU

Year: 1758 Days

Day: 10.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 19,540,869 km

• M1: 182,509 km (0.079 R)
• M2: 302,337 km (0.118 R)
• M3: 402,418 km (0.042 R)
• M4: 547,827 km (0.101 R)
• M5: 734,526 km (0.107 R)
• M6: 909,405 km (0.109 R)
• M7: 1,076,656 km (0.065 R)
• M8: 1,223,262 km (0.088 R)
• M9: 1,435,541 km (0.113 R)
• M10: 1,529,189 km (0.099 R)
• M11: 1,813,874 km (0.058 R)
• M12: 1,934,600 km (0.119 R)
• M13: 2,096,764 km (0.077 R)
• M14: 2,214,048 km (0.039 R)
• M15: 2,475,994 km (0.111 R)
• M16: 2,737,641 km (0.103 R)
• M17: 2,844,903 km (0.096 R)
• M18: 2,942,740 km (0.073 R)
• M19: 3,197,804 km (0.086 R)
• M20: 3,333,938 km (0.103 R)
• M21: 3,437,161 km (0.043 R)
• M22: 3,706,287 km (0.11 R)
• M23: 3,909,740 km (0.11 R)
• M24: 4,067,716 km (0.064 R)
• M25: 4,377,832 km (0.113 R)
• M26: 4,618,834 km (0.102 R)
• M27: 4,877,190 km (0.12 R)
• M28: 5,034,417 km (0.086 R)
• M29: 5,206,903 km (0.107 R)
• M30: 5,327,330 km (0.07 R)
• M31: 5,832,671 km (0.109 R)
• M32: 5,958,034 km (0.041 R)
• M33: 6,353,571 km (0.071 R)
• M34: 6,453,802 km (0.114 R)
• M35: 6,597,864 km (0.05 R)
• M36: 6,830,788 km (0.089 R)
• M37: 7,096,025 km (0.107 R)
• M38: 7,200,146 km (0.094 R)
• M39: 7,500,388 km (0.109 R)
• M40: 7,606,453 km (0.081 R)
• M41: 7,804,820 km (0.107 R)
• M42: 8,082,175 km (0.109 R)
• M43: 8,394,385 km (0.092 R)
• M44: 8,488,782 km (0.092 R)
• M45: 8,982,305 km (0.085 R)
• M46: 9,781,606 km (0.074 R)
• M47: 10,299,065 km (0.085 R)
• M48: 10,450,907 km (0.099 R)
• M49: 10,620,551 km (0.11 R)
• M50: 10,859,758 km (0.118 R)
• M51: 11,014,442 km (0.074 R)
• M52: 11,117,815 km (0.059 R)
• M53: 11,308,552 km (0.056 R)
• M54: 11,922,352 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.4

Radius: 13.9

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.44 AU - 2.82 AU

Year: 2754 Days

Day: 7.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 19,540,869 km

• M1: 215,571 km (0.094 R)
• M2: 329,415 km (0.053 R)
• M3: 423,362 km (0.047 R)
• M4: 525,687 km (0.1 R)
• M5: 854,353 km (0.112 R)
• M6: 1,000,211 km (0.092 R)
• M7: 1,170,603 km (0.079 R)
• M8: 1,327,232 km (0.1 R)
• M9: 1,610,271 km (0.118 R)
• M10: 1,931,608 km (0.108 R)
• M11: 2,119,203 km (0.029 R)
• M12: 2,283,761 km (0.108 R)
• M13: 2,402,392 km (0.095 R)
• M14: 2,666,881 km (0.106 R)
• M15: 2,941,244 km (0.116 R)
• M16: 3,049,104 km (0.099 R)
• M17: 3,213,661 km (0.039 R)
• M18: 3,347,552 km (0.104 R)
• M19: 4,092,848 km (0.114 R)
• M20: 4,360,778 km (0.037 R)
• M21: 4,596,993 km (0.105 R)
• M22: 4,723,104 km (0.114 R)
• M23: 4,940,021 km (0.114 R)
• M24: 5,160,379 km (0.051 R)
• M25: 5,610,818 km (0.106 R)
• M26: 5,813,523 km (0.104 R)
• M27: 5,963,869 km (0.088 R)
• M28: 6,240,475 km (0.084 R)
• M29: 6,408,474 km (0.119 R)
• M30: 6,950,616 km (0.116 R)
• M31: 7,081,066 km (0.068 R)
• M32: 7,183,241 km (0.095 R)
• M33: 7,300,526 km (0.1 R)
• M34: 7,821,425 km (0.036 R)
• M35: 8,093,993 km (0.091 R)
• M36: 8,262,141 km (0.047 R)
• M37: 8,586,469 km (0.105 R)
• M38: 8,711,084 km (0.118 R)
• M39: 9,391,455 km (0.032 R)
• M40: 9,616,750 km (0.113 R)
• M41: 9,827,383 km (0.076 R)
• M42: 10,072,574 km (0.095 R)
• M43: 10,270,043 km (0.089 R)
• M44: 10,853,625 km (0.088 R)
• M45: 10,954,753 km (0.098 R)
• M46: 11,209,069 km (0.107 R)
• M47: 11,413,869 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144

Radius: 11.2

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.49 AU - 5.03 AU

Year: 5677 Days

Day: 5.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 19,540,869 km

• M1: 150,645 km (0.075 R)
• M2: 235,168 km (0.03 R)
• M3: 337,044 km (0.076 R)
• M4: 498,610 km (0.098 R)
• M5: 895,942 km (0.108 R)
• M6: 1,123,181 km (0.066 R)
• M7: 1,511,238 km (0.12 R)
• M8: 1,708,258 km (0.093 R)
• M9: 2,006,407 km (0.116 R)
• M10: 2,100,504 km (0.103 R)
• M11: 2,223,772 km (0.104 R)
• M12: 2,535,385 km (0.118 R)
• M13: 2,711,461 km (0.066 R)
• M14: 2,800,921 km (0.07 R)
• M15: 3,091,141 km (0.091 R)
• M16: 3,667,841 km (0.11 R)
• M17: 3,800,534 km (0.083 R)
• M18: 3,951,777 km (0.109 R)
• M19: 4,122,319 km (0.029 R)
• M20: 4,208,338 km (0.115 R)
• M21: 4,630,353 km (0.113 R)
• M22: 4,756,016 km (0.083 R)
• M23: 4,882,874 km (0.094 R)
• M24: 5,195,534 km (0.043 R)
• M25: 5,326,133 km (0.066 R)
• M26: 5,401,381 km (0.098 R)
• M27: 5,571,773 km (0.106 R)
• M28: 5,686,514 km (0.061 R)
• M29: 5,782,556 km (0.104 R)
• M30: 6,093,869 km (0.105 R)
• M31: 6,410,718 km (0.076 R)
• M32: 6,611,478 km (0.092 R)
• M33: 7,205,531 km (0.077 R)
• M34: 7,330,595 km (0.096 R)
• M35: 7,498,593 km (0.091 R)
• M36: 7,625,303 km (0.11 R)
• M37: 8,357,135 km (0.116 R)
• M38: 8,532,614 km (0.079 R)
• M39: 8,820,290 km (0.07 R)
• M40: 8,976,620 km (0.098 R)
• M41: 9,201,466 km (0.106 R)
• M42: 9,450,995 km (0.082 R)
• M43: 9,702,768 km (0.059 R)
• M44: 10,119,548 km (0.101 R)
• M45: 10,330,032 km (0.039 R)
• M46: 10,424,129 km (0.091 R)
• M47: 10,755,638 km (0.064 R)
• M48: 11,259,484 km (0.106 R)
• M49: 11,380,508 km (0.111 R)
• M50: 11,795,493 km (0.104 R)
• M51: 11,943,146 km (0.108 R)
• M52: 12,816,648 km (0.084 R)
• M53: 13,814,167 km (0.056 R)
• M54: 14,152,258 km (0.081 R)
• M55: 14,783,561 km (0.048 R)
• M56: 15,049,396 km (0.082 R)
• M57: 15,263,172 km (0.109 R)
• M58: 15,504,772 km (0.045 R)
• M59: 15,774,796 km (0.082 R)
• M60: 16,237,502 km (0.082 R)
• M61: 16,484,339 km (0.104 R)
• M62: 16,594,293 km (0.096 R)
• M63: 17,037,103 km (0.108 R)
• M64: 17,204,054 km (0.112 R)
• M65: 17,343,629 km (0.111 R)
• M66: 18,160,882 km (0.091 R)
• M67: 18,645,729 km (0.08 R)
• M68: 18,932,957 km (0.103 R)
• M69: 19,279,575 km (0.117 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 13,898 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit