🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.81 AU - 1.01 AU

Year: 334 Days

Day: 44.7 Hours

Environment

Temp: 3 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 59,538,620 km

• M1: 61,036 km (0.106 R)
• M2: 149,149 km (0.032 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1 AU - 1.52 AU

Year: 545 Days

Day: 14.3 Hours

Environment

Temp: -33 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,538,620 km

• M1: 656,884 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.39 AU - 3.51 AU

Year: 1951 Days

Day: 41 Hours

Environment

Temp: -118 °C

Axial Tilt: 47.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.64 AU - 4.08 AU

Year: 2371 Days

Day: 31.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,538,620 km

• M1: 1,656,796 km (0.117 R)

Asteroid Belt

Center: 4.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.5

Radius: 9

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.66 AU - 5.42 AU

Year: 4356 Days

Day: 13.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 59,538,620 km

• M1: 122,670 km (0.036 R)
• M2: 219,909 km (0.074 R)
• M3: 303,235 km (0.119 R)
• M4: 361,728 km (0.098 R)
• M5: 425,456 km (0.079 R)
• M6: 585,077 km (0.112 R)
• M7: 829,520 km (0.117 R)
• M8: 1,022,053 km (0.112 R)
• M9: 1,129,913 km (0.048 R)
• M10: 1,726,509 km (0.111 R)
• M11: 1,959,732 km (0.115 R)
• M12: 2,249,952 km (0.113 R)
• M13: 2,619,758 km (0.111 R)
• M14: 2,752,900 km (0.103 R)
• M15: 2,991,359 km (0.115 R)
• M16: 3,579,877 km (0.107 R)
• M17: 3,765,378 km (0.1 R)
• M18: 4,049,465 km (0.088 R)
• M19: 4,439,167 km (0.108 R)
• M20: 4,538,500 km (0.049 R)
• M21: 5,129,113 km (0.094 R)
• M22: 5,636,249 km (0.12 R)
• M23: 6,159,393 km (0.083 R)
• M24: 6,426,725 km (0.107 R)
• M25: 6,629,878 km (0.1 R)
• M26: 6,973,056 km (0.049 R)
• M27: 7,088,845 km (0.117 R)
• M28: 7,322,068 km (0.117 R)
• M29: 7,796,443 km (0.106 R)
• M30: 7,964,740 km (0.111 R)
• M31: 8,183,004 km (0.096 R)
• M32: 8,256,157 km (0.095 R)
• M33: 8,378,678 km (0.078 R)
• M34: 8,476,963 km (0.058 R)
• M35: 8,650,198 km (0.105 R)
• M36: 8,949,693 km (0.046 R)
• M37: 9,278,210 km (0.107 R)
• M38: 9,687,809 km (0.078 R)
• M39: 9,765,300 km (0.076 R)
• M40: 10,155,751 km (0.079 R)
• M41: 10,234,439 km (0.062 R)
• M42: 10,684,280 km (0.111 R)
• M43: 10,764,315 km (0.036 R)
• M44: 10,924,983 km (0.081 R)
• M45: 11,493,904 km (0.036 R)
• M46: 11,685,538 km (0.119 R)
• M47: 12,100,074 km (0.063 R)
• M48: 12,407,049 km (0.116 R)
• M49: 12,575,646 km (0.044 R)
• M50: 12,688,443 km (0.106 R)
• M51: 12,829,813 km (0.12 R)
• M52: 13,000,354 km (0.095 R)
• M53: 13,257,513 km (0.105 R)
• M54: 14,302,604 km (0.084 R)
• M55: 14,954,252 km (0.097 R)
• M56: 15,193,609 km (0.12 R)
• M57: 15,253,747 km (0.081 R)
• M58: 15,615,624 km (0.095 R)
• M59: 15,949,975 km (0.073 R)
• M60: 16,011,011 km (0.05 R)
• M61: 16,440,357 km (0.087 R)
• M62: 16,625,559 km (0.102 R)
• M63: 16,998,058 km (0.12 R)
• M64: 17,216,621 km (0.116 R)
• M65: 17,341,984 km (0.104 R)
• M66: 17,782,848 km (0.062 R)
• M67: 18,451,252 km (0.091 R)
• M68: 18,836,915 km (0.099 R)
• M69: 19,127,883 km (0.052 R)
• M70: 19,290,197 km (0.117 R)
• M71: 19,355,272 km (0.027 R)
• M72: 19,681,545 km (0.11 R)
• M73: 19,845,504 km (0.089 R)
• M74: 20,207,531 km (0.095 R)
• M75: 20,804,725 km (0.113 R)
• M76: 20,871,446 km (0.118 R)
• M77: 21,982,510 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.8

Radius: 12

Gravity: 5.76 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.12 AU - 6.66 AU

Year: 5504 Days

Day: 13.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 154.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 59,538,620 km

• M1: 154,834 km (0.114 R)
• M2: 284,236 km (0.119 R)
• M3: 363,373 km (0.061 R)
• M4: 542,741 km (0.048 R)
• M5: 663,915 km (0.067 R)
• M6: 823,087 km (0.091 R)
• M7: 966,253 km (0.079 R)
• M8: 1,213,538 km (0.074 R)
• M9: 1,605,185 km (0.076 R)
• M10: 1,919,789 km (0.094 R)
• M11: 2,094,520 km (0.053 R)
• M12: 2,254,440 km (0.112 R)
• M13: 2,335,821 km (0.115 R)
• M14: 2,607,640 km (0.106 R)
• M15: 2,736,743 km (0.1 R)
• M16: 2,934,213 km (0.118 R)
• M17: 3,274,099 km (0.082 R)
• M18: 3,460,648 km (0.05 R)
• M19: 3,771,362 km (0.074 R)
• M20: 3,893,285 km (0.037 R)
• M21: 4,216,715 km (0.085 R)
• M22: 4,292,561 km (0.072 R)
• M23: 4,522,942 km (0.101 R)
• M24: 4,600,583 km (0.087 R)
• M25: 4,757,362 km (0.096 R)
• M26: 4,915,936 km (0.119 R)
• M27: 5,130,160 km (0.066 R)
• M28: 5,457,330 km (0.09 R)
• M29: 5,568,033 km (0.076 R)
• M30: 6,333,974 km (0.069 R)
• M31: 7,375,923 km (0.1 R)
• M32: 8,631,049 km (0.106 R)
• M33: 8,987,840 km (0.038 R)
• M34: 9,151,650 km (0.106 R)
• M35: 9,316,357 km (0.095 R)
• M36: 9,884,081 km (0.108 R)
• M37: 10,704,476 km (0.113 R)
• M38: 11,511,257 km (0.106 R)
• M39: 11,868,197 km (0.073 R)
• M40: 12,192,526 km (0.096 R)
• M41: 12,702,954 km (0.048 R)
• M42: 12,923,760 km (0.064 R)
• M43: 13,519,160 km (0.047 R)
• M44: 15,632,977 km (0.11 R)
• M45: 15,988,572 km (0.083 R)
• M46: 16,227,180 km (0.05 R)
• M47: 16,667,596 km (0.103 R)
• M48: 16,909,496 km (0.055 R)
• M49: 17,233,974 km (0.08 R)
• M50: 17,930,053 km (0.095 R)
• M51: 18,136,647 km (0.105 R)
• M52: 18,677,294 km (0.109 R)
• M53: 18,886,582 km (0.11 R)
• M54: 19,646,688 km (0.051 R)
• M55: 19,774,445 km (0.111 R)
• M56: 20,287,865 km (0.112 R)
• M57: 20,589,305 km (0.111 R)
• M58: 21,066,223 km (0.05 R)
• M59: 21,459,067 km (0.116 R)
• M60: 21,546,731 km (0.102 R)
• M61: 21,898,436 km (0.106 R)
• M62: 21,986,698 km (0.109 R)
• M63: 22,920,339 km (0.038 R)
• M64: 23,821,516 km (0.086 R)
• M65: 24,048,606 km (0.093 R)
• M66: 25,194,825 km (0.069 R)
• M67: 26,452,793 km (0.066 R)
• M68: 26,782,357 km (0.094 R)
• M69: 26,923,877 km (0.066 R)
• M70: 27,874,422 km (0.079 R)
• M71: 28,018,036 km (0.062 R)
• M72: 28,450,074 km (0.041 R)
• M73: 28,691,076 km (0.062 R)
• M74: 28,981,147 km (0.075 R)
• M75: 29,710,586 km (0.119 R)
• M76: 29,906,260 km (0.075 R)
• M77: 32,789,460 km (0.069 R)
• M78: 34,212,883 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.4

Radius: 10.7

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 8.12 AU - 10.3 AU

Year: 10761 Days

Day: 9.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 59,538,620 km

• M1: 384,018 km (0.072 R)
• M2: 910,303 km (0.088 R)
• M3: 1,181,075 km (0.077 R)
• M4: 2,046,948 km (0.062 R)
• M5: 2,453,704 km (0.089 R)
• M6: 2,528,204 km (0.114 R)
• M7: 2,679,447 km (0.061 R)
• M8: 2,756,191 km (0.111 R)
• M9: 3,341,717 km (0.047 R)
• M10: 3,452,420 km (0.094 R)
• M11: 3,762,985 km (0.097 R)
• M12: 4,502,597 km (0.095 R)
• M13: 5,743,810 km (0.084 R)
• M14: 5,910,313 km (0.105 R)
• M15: 6,696,749 km (0.099 R)
• M16: 6,766,760 km (0.107 R)
• M17: 6,907,382 km (0.094 R)
• M18: 7,443,392 km (0.06 R)
• M19: 8,404,259 km (0.11 R)
• M20: 8,631,498 km (0.048 R)
• M21: 9,325,632 km (0.112 R)
• M22: 9,877,947 km (0.098 R)
• M23: 9,957,683 km (0.102 R)
• M24: 10,440,735 km (0.078 R)
• M25: 11,262,924 km (0.105 R)
• M26: 12,148,544 km (0.097 R)
• M27: 12,362,768 km (0.07 R)
• M28: 12,621,423 km (0.115 R)
• M29: 13,100,286 km (0.116 R)
• M30: 13,540,851 km (0.062 R)
• M31: 14,891,570 km (0.116 R)
• M32: 15,305,059 km (0.119 R)
• M33: 16,663,408 km (0.111 R)
• M34: 16,901,418 km (0.111 R)
• M35: 17,622,330 km (0.113 R)
• M36: 18,995,040 km (0.117 R)
• M37: 19,493,500 km (0.085 R)
• M38: 20,249,418 km (0.111 R)
• M39: 20,707,636 km (0.097 R)
• M40: 21,117,684 km (0.073 R)
• M41: 21,272,219 km (0.089 R)
• M42: 21,893,948 km (0.108 R)
• M43: 22,521,660 km (0.067 R)
• M44: 22,679,486 km (0.098 R)
• M45: 23,527,556 km (0.066 R)
• M46: 23,687,776 km (0.102 R)
• M47: 24,385,949 km (0.103 R)
• M48: 24,764,731 km (0.109 R)
• M49: 25,473,525 km (0.077 R)
• M50: 26,465,659 km (0.062 R)
• M51: 26,576,660 km (0.048 R)
• M52: 28,658,614 km (0.058 R)
• M53: 29,517,455 km (0.087 R)
• M54: 30,734,135 km (0.116 R)
• M55: 31,730,905 km (0.092 R)
• M56: 33,335,941 km (0.116 R)
• M57: 34,359,938 km (0.12 R)
• M58: 34,784,646 km (0.109 R)
• M59: 34,967,156 km (0.079 R)
• M60: 35,700,485 km (0.097 R)
• M61: 37,244,634 km (0.081 R)
• M62: 37,930,839 km (0.069 R)
• M63: 38,432,591 km (0.049 R)
• M64: 39,126,126 km (0.064 R)
• M65: 39,442,675 km (0.11 R)
• M66: 39,632,964 km (0.068 R)
• M67: 41,231,268 km (0.055 R)
• M68: 41,488,875 km (0.114 R)
• M69: 41,876,483 km (0.069 R)
• M70: 42,980,815 km (0.065 R)
• M71: 43,307,536 km (0.114 R)
• M72: 43,438,435 km (0.11 R)
• M73: 43,831,877 km (0.046 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.8

Radius: 12

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 9.66 AU - 10.82 AU

Year: 12616 Days

Day: 11.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 59,538,620 km

• M1: 154,535 km (0.051 R)
• M2: 356,342 km (0.071 R)
• M3: 716,125 km (0.052 R)
• M4: 853,456 km (0.105 R)
• M5: 1,225,655 km (0.119 R)
• M6: 1,569,431 km (0.039 R)
• M7: 1,779,616 km (0.106 R)
• M8: 1,943,426 km (0.087 R)
• M9: 2,083,898 km (0.113 R)
• M10: 2,169,917 km (0.093 R)
• M11: 2,556,478 km (0.053 R)
• M12: 2,965,179 km (0.064 R)
• M13: 3,127,942 km (0.08 R)
• M14: 3,327,206 km (0.115 R)
• M15: 3,428,334 km (0.088 R)
• M16: 3,808,463 km (0.084 R)
• M17: 4,275,358 km (0.101 R)
• M18: 4,646,959 km (0.067 R)
• M19: 4,836,649 km (0.084 R)
• M20: 5,223,958 km (0.111 R)
• M21: 5,421,427 km (0.118 R)
• M22: 5,541,105 km (0.072 R)
• M23: 5,702,072 km (0.082 R)
• M24: 5,864,536 km (0.094 R)
• M25: 6,028,645 km (0.08 R)
• M26: 6,277,575 km (0.119 R)
• M27: 6,700,189 km (0.104 R)
• M28: 8,296,848 km (0.078 R)
• M29: 9,042,892 km (0.056 R)
• M30: 9,185,160 km (0.109 R)
• M31: 9,328,325 km (0.077 R)
• M32: 9,472,088 km (0.114 R)
• M33: 10,648,825 km (0.1 R)
• M34: 10,749,056 km (0.102 R)
• M35: 11,254,547 km (0.119 R)
• M36: 11,510,210 km (0.094 R)
• M37: 12,131,639 km (0.115 R)
• M38: 13,191,690 km (0.109 R)
• M39: 13,407,260 km (0.115 R)
• M40: 14,836,967 km (0.087 R)
• M41: 15,513,000 km (0.079 R)
• M42: 16,953,627 km (0.081 R)
• M43: 21,462,358 km (0.061 R)
• M44: 21,652,497 km (0.069 R)
• M45: 22,870,074 km (0.048 R)
• M46: 25,841,536 km (0.11 R)
• M47: 27,750,854 km (0.104 R)
• M48: 28,583,067 km (0.116 R)
• M49: 28,932,228 km (0.08 R)
• M50: 29,212,575 km (0.084 R)
• M51: 29,493,819 km (0.089 R)
• M52: 31,559,765 km (0.119 R)
• M53: 33,231,222 km (0.094 R)
• M54: 33,671,938 km (0.072 R)
• M55: 34,188,649 km (0.07 R)
• M56: 34,485,152 km (0.119 R)
• M57: 35,155,200 km (0.1 R)
• M58: 35,454,396 km (0.08 R)
• M59: 35,754,489 km (0.116 R)
• M60: 36,055,331 km (0.069 R)
• M61: 37,115,082 km (0.057 R)
• M62: 37,572,403 km (0.103 R)
• M63: 38,261,750 km (0.072 R)
• M64: 38,800,901 km (0.102 R)
• M65: 39,187,611 km (0.09 R)
• M66: 40,982,636 km (0.115 R)
• M67: 41,771,316 km (0.097 R)
• M68: 45,545,371 km (0.044 R)
• M69: 46,034,855 km (0.098 R)
• M70: 46,362,325 km (0.117 R)
• M71: 46,526,284 km (0.08 R)
• M72: 46,608,264 km (0.112 R)
• M73: 47,266,494 km (0.068 R)
• M74: 48,010,594 km (0.062 R)
• M75: 48,842,059 km (0.116 R)
• M76: 49,510,612 km (0.09 R)
• M77: 50,350,604 km (0.101 R)
• M78: 52,385,584 km (0.074 R)
• M79: 53,757,247 km (0.074 R)
• M80: 54,361,024 km (0.089 R)
• M81: 54,620,427 km (0.058 R)
• M82: 55,227,345 km (0.081 R)
• M83: 57,589,645 km (0.072 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 539 - 17,376 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit