🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.54 AU - 0.58 AU

Year: 154 Days

Day: 22.6 Hours

Environment

Temp: 177 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,791,003 km

• M1: 100,979 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.18 AU - 1.5 AU

Year: 569 Days

Day: 34.7 Hours

Environment

Temp: -13 °C

Axial Tilt: 43.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.36 AU - 1.52 AU

Year: 634 Days

Day: 34.6 Hours

Environment

Temp: -35 °C

Axial Tilt: 3.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.8

Radius: 13.4

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.36 AU - 6.24 AU

Year: 4479 Days

Day: 10.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 64,791,003 km

• M1: 217,067 km (0.103 R)
• M2: 351,705 km (0.025 R)
• M3: 460,163 km (0.114 R)
• M4: 548,127 km (0.07 R)
• M5: 658,829 km (0.038 R)
• M6: 803,640 km (0.084 R)
• M7: 889,210 km (0.083 R)
• M8: 1,295,966 km (0.054 R)
• M9: 1,602,642 km (0.117 R)
• M10: 1,770,640 km (0.055 R)
• M11: 1,944,623 km (0.12 R)
• M12: 2,210,458 km (0.032 R)
• M13: 2,373,221 km (0.113 R)
• M14: 2,913,119 km (0.111 R)
• M15: 3,092,338 km (0.056 R)
• M16: 3,232,810 km (0.114 R)
• M17: 3,622,662 km (0.059 R)
• M18: 3,786,023 km (0.082 R)
• M19: 4,259,351 km (0.112 R)
• M20: 4,767,983 km (0.059 R)
• M21: 4,898,133 km (0.07 R)
• M22: 5,062,691 km (0.059 R)
• M23: 5,825,491 km (0.098 R)
• M24: 5,947,413 km (0.106 R)
• M25: 6,158,496 km (0.084 R)
• M26: 6,318,416 km (0.099 R)
• M27: 6,443,779 km (0.092 R)
• M28: 6,843,205 km (0.059 R)
• M29: 6,972,009 km (0.072 R)
• M30: 7,213,460 km (0.101 R)
• M31: 7,325,808 km (0.092 R)
• M32: 7,590,147 km (0.094 R)
• M33: 7,781,034 km (0.077 R)
• M34: 7,992,865 km (0.07 R)
• M35: 8,128,550 km (0.092 R)
• M36: 8,343,522 km (0.039 R)
• M37: 8,441,808 km (0.093 R)
• M38: 8,540,542 km (0.097 R)
• M39: 8,799,048 km (0.113 R)
• M40: 9,161,074 km (0.079 R)
• M41: 9,262,651 km (0.079 R)
• M42: 9,548,832 km (0.081 R)
• M43: 9,651,755 km (0.077 R)
• M44: 9,900,237 km (0.057 R)
• M45: 10,255,832 km (0.056 R)
• M46: 10,786,605 km (0.104 R)
• M47: 11,044,661 km (0.093 R)
• M48: 11,370,037 km (0.088 R)
• M49: 11,500,935 km (0.08 R)
• M50: 11,632,581 km (0.069 R)
• M51: 11,720,544 km (0.115 R)
• M52: 12,230,673 km (0.102 R)
• M53: 12,477,210 km (0.032 R)
• M54: 12,748,132 km (0.113 R)
• M55: 13,387,813 km (0.068 R)
• M56: 13,827,930 km (0.11 R)
• M57: 14,108,276 km (0.055 R)
• M58: 14,556,022 km (0.071 R)
• M59: 14,769,798 km (0.114 R)
• M60: 14,865,092 km (0.084 R)
• M61: 15,128,384 km (0.116 R)
• M62: 15,296,681 km (0.088 R)
• M63: 15,610,987 km (0.118 R)
• M64: 15,708,225 km (0.112 R)
• M65: 16,467,734 km (0.085 R)
• M66: 16,591,451 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.2

Radius: 14

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 8.37 AU - 11.77 AU

Year: 11731 Days

Day: 13.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 64,791,003 km

• M1: 646,412 km (0.106 R)
• M2: 912,098 km (0.103 R)
• M3: 1,352,814 km (0.062 R)
• M4: 1,563,597 km (0.114 R)
• M5: 1,729,202 km (0.118 R)
• M6: 1,871,769 km (0.116 R)
• M7: 3,292,948 km (0.039 R)
• M8: 3,399,911 km (0.058 R)
• M9: 3,709,279 km (0.118 R)
• M10: 3,802,030 km (0.072 R)
• M11: 3,895,678 km (0.109 R)
• M12: 4,692,287 km (0.103 R)
• M13: 5,475,132 km (0.088 R)
• M14: 5,645,225 km (0.041 R)
• M15: 6,298,818 km (0.088 R)
• M16: 6,387,829 km (0.092 R)
• M17: 6,612,076 km (0.105 R)
• M18: 7,394,324 km (0.103 R)
• M19: 7,653,726 km (0.115 R)
• M20: 8,376,434 km (0.048 R)
• M21: 9,475,828 km (0.04 R)
• M22: 9,835,312 km (0.117 R)
• M23: 10,016,625 km (0.079 R)
• M24: 10,172,954 km (0.074 R)
• M25: 10,277,673 km (0.115 R)
• M26: 10,806,651 km (0.092 R)
• M27: 11,398,759 km (0.062 R)
• M28: 11,698,703 km (0.08 R)
• M29: 12,223,193 km (0.095 R)
• M30: 13,553,417 km (0.117 R)
• M31: 14,485,263 km (0.102 R)
• M32: 15,437,902 km (0.101 R)
• M33: 16,073,992 km (0.106 R)
• M34: 16,441,404 km (0.115 R)
• M35: 16,533,706 km (0.089 R)
• M36: 16,811,510 km (0.072 R)
• M37: 17,122,075 km (0.112 R)
• M38: 17,371,903 km (0.119 R)
• M39: 17,749,039 km (0.12 R)
• M40: 18,928,619 km (0.089 R)
• M41: 19,674,663 km (0.114 R)
• M42: 20,298,187 km (0.102 R)
• M43: 20,430,282 km (0.117 R)
• M44: 21,128,455 km (0.093 R)
• M45: 22,651,062 km (0.111 R)
• M46: 23,097,462 km (0.058 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 838.4

Radius: 3.6

Gravity: 64.69 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 9.69 AU - 15.15 AU

Year: 16068 Days

Day: 24.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 64,791,003 km

• M1: 214,523 km (0.116 R)
• M2: 258,655 km (0.109 R)
• M3: 410,048 km (0.084 R)
• M4: 607,068 km (0.111 R)
• M5: 784,042 km (0.026 R)
• M6: 807,230 km (0.101 R)
• M7: 951,442 km (0.079 R)
• M8: 1,263,803 km (0.061 R)
• M9: 1,346,680 km (0.086 R)
• M10: 1,402,779 km (0.064 R)
• M11: 1,911,113 km (0.052 R)
• M12: 2,436,351 km (0.06 R)
• M13: 2,679,597 km (0.09 R)
• M14: 2,894,120 km (0.11 R)
• M15: 3,003,476 km (0.104 R)
• M16: 3,188,679 km (0.086 R)
• M17: 3,925,897 km (0.112 R)
• M18: 4,210,432 km (0.093 R)
• M19: 4,928,352 km (0.082 R)
• M20: 5,323,739 km (0.038 R)
• M21: 5,547,687 km (0.084 R)
• M22: 6,097,759 km (0.12 R)
• M23: 6,144,284 km (0.115 R)
• M24: 6,237,932 km (0.097 R)
• M25: 6,664,884 km (0.032 R)
• M26: 9,363,929 km (0.094 R)
• M27: 11,136,215 km (0.057 R)
• M28: 11,595,181 km (0.104 R)
• M29: 12,118,774 km (0.089 R)
• M30: 14,103,788 km (0.101 R)
• M31: 14,787,450 km (0.105 R)
• M32: 15,418,305 km (0.078 R)
• M33: 15,800,976 km (0.092 R)
• M34: 15,993,508 km (0.06 R)
• M35: 16,902,315 km (0.098 R)
• M36: 17,894,448 km (0.03 R)
• M37: 18,498,674 km (0.101 R)
• M38: 19,041,415 km (0.079 R)
• M39: 19,246,364 km (0.044 R)
• M40: 19,314,880 km (0.102 R)
• M41: 20,700,755 km (0.096 R)
• M42: 20,770,916 km (0.115 R)
• M43: 21,405,810 km (0.084 R)
• M44: 22,477,828 km (0.064 R)
• M45: 23,860,711 km (0.094 R)
• M46: 24,229,170 km (0.048 R)
• M47: 24,897,274 km (0.102 R)
• M48: 24,971,774 km (0.12 R)
• M49: 25,797,255 km (0.113 R)
• M50: 27,706,274 km (0.063 R)
• M51: 28,951,676 km (0.055 R)
• M52: 29,030,065 km (0.118 R)
• M53: 29,187,293 km (0.115 R)
• M54: 29,660,171 km (0.116 R)
• M55: 30,056,307 km (0.067 R)
• M56: 31,174,700 km (0.066 R)
• M57: 33,123,362 km (0.115 R)
• M58: 34,943,968 km (0.062 R)
• M59: 35,027,444 km (0.116 R)
• M60: 35,529,943 km (0.074 R)
• M61: 35,782,165 km (0.11 R)
• M62: 36,203,732 km (0.046 R)
• M63: 37,051,952 km (0.077 R)
• M64: 37,307,615 km (0.087 R)
• M65: 40,860,564 km (0.038 R)
• M66: 41,831,903 km (0.06 R)
• M67: 42,454,081 km (0.11 R)
• M68: 43,348,077 km (0.083 R)
• M69: 43,797,469 km (0.039 R)
• M70: 43,977,735 km (0.067 R)
• M71: 44,067,793 km (0.058 R)
• M72: 44,973,009 km (0.06 R)
• M73: 45,063,965 km (0.113 R)
• M74: 47,539,959 km (0.056 R)
• M75: 47,632,560 km (0.116 R)
• M76: 47,725,162 km (0.112 R)
• M77: 49,965,838 km (0.066 R)
• M78: 50,059,935 km (0.106 R)
• M79: 50,154,033 km (0.064 R)
• M80: 50,531,318 km (0.037 R)
• M81: 51,193,738 km (0.101 R)
• M82: 53,390,433 km (0.079 R)
• M83: 54,161,610 km (0.108 R)
• M84: 57,184,833 km (0.09 R)
• M85: 57,283,269 km (0.107 R)
• M86: 57,973,962 km (0.084 R)
• M87: 59,263,795 km (0.088 R)
• M88: 59,463,059 km (0.102 R)
• M89: 66,162,949 km (0.111 R)
• M90: 67,406,557 km (0.067 R)
• M91: 67,510,527 km (0.118 R)
• M92: 68,135,547 km (0.044 R)
• M93: 68,867,081 km (0.063 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 470.5

Radius: 4.6

Gravity: 22.24 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 13.08 AU - 14.66 AU

Year: 18962 Days

Day: 22.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 64,791,003 km

• M1: 188,194 km (0.069 R)
• M2: 445,203 km (0.053 R)
• M3: 938,128 km (0.114 R)
• M4: 1,129,913 km (0.116 R)
• M5: 1,360,293 km (0.065 R)
• M6: 1,863,541 km (0.065 R)
• M7: 2,104,244 km (0.063 R)
• M8: 3,339,772 km (0.063 R)
• M9: 3,557,737 km (0.113 R)
• M10: 3,631,488 km (0.078 R)
• M11: 3,969,280 km (0.087 R)
• M12: 5,847,182 km (0.042 R)
• M13: 6,331,281 km (0.119 R)
• M14: 6,691,513 km (0.041 R)
• M15: 7,573,392 km (0.092 R)
• M16: 8,197,515 km (0.094 R)
• M17: 8,246,283 km (0.106 R)
• M18: 8,738,460 km (0.106 R)
• M19: 8,838,093 km (0.117 R)
• M20: 9,341,639 km (0.082 R)
• M21: 9,906,371 km (0.115 R)
• M22: 10,747,261 km (0.085 R)
• M23: 11,610,889 km (0.103 R)
• M24: 11,830,200 km (0.087 R)
• M25: 12,384,609 km (0.054 R)
• M26: 12,890,849 km (0.089 R)
• M27: 13,061,091 km (0.094 R)
• M28: 13,403,820 km (0.098 R)
• M29: 14,982,227 km (0.087 R)
• M30: 15,220,985 km (0.05 R)
• M31: 15,280,824 km (0.081 R)
• M32: 15,460,940 km (0.107 R)
• M33: 15,581,516 km (0.077 R)
• M34: 15,762,828 km (0.062 R)
• M35: 19,794,042 km (0.108 R)
• M36: 21,584,729 km (0.055 R)
• M37: 22,465,112 km (0.088 R)
• M38: 23,634,070 km (0.051 R)
• M39: 25,246,885 km (0.11 R)
• M40: 25,887,612 km (0.099 R)
• M41: 26,461,470 km (0.116 R)
• M42: 26,533,576 km (0.12 R)
• M43: 30,822,248 km (0.051 R)
• M44: 31,812,586 km (0.11 R)
• M45: 33,123,213 km (0.048 R)
• M46: 33,668,048 km (0.085 R)
• M47: 34,215,875 km (0.077 R)
• M48: 36,918,062 km (0.071 R)
• M49: 36,998,695 km (0.1 R)
• M50: 40,681,645 km (0.065 R)
• M51: 41,683,352 km (0.116 R)
• M52: 44,308,197 km (0.106 R)
• M53: 46,550,818 km (0.05 R)
• M54: 47,773,482 km (0.108 R)
• M55: 48,653,267 km (0.057 R)
• M56: 49,538,437 km (0.068 R)
• M57: 50,607,613 km (0.083 R)
• M58: 50,786,532 km (0.109 R)
• M59: 51,145,118 km (0.073 R)
• M60: 51,954,742 km (0.075 R)
• M61: 52,678,048 km (0.095 R)
• M62: 53,040,972 km (0.107 R)
• M63: 55,143,720 km (0.09 R)
• M64: 56,901,196 km (0.087 R)
• M65: 57,087,295 km (0.111 R)
• M66: 59,241,654 km (0.079 R)
• M67: 59,524,544 km (0.09 R)
• M68: 59,902,578 km (0.102 R)
• M69: 60,851,028 km (0.082 R)
• M70: 64,209,201 km (0.118 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 16,828 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit