🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.43 AU - 0.63 AU

Year: 137 Days

Day: 32.4 Hours

Environment

Temp: 278 °C

Axial Tilt: 44.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 59,547,629 km

• M1: 196,721 km (0.081 R)
• M2: 250,576 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.9 AU - 2.8 AU

Year: 1278 Days

Day: 32.9 Hours

Environment

Temp: -62 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.02 AU - 3.94 AU

Year: 2303 Days

Day: 30.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,547,629 km

• M1: 1,415,196 km (0.029 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.4 AU - 5.64 AU

Year: 3409 Days

Day: 16.9 Hours

Environment

Temp: -115 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,547,629 km

• M1: 2,383,393 km (0.053 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.5

Radius: 8.5

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.73 AU - 6.83 AU

Year: 4930 Days

Day: 13.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 59,547,629 km

• M1: 109,356 km (0.101 R)
• M2: 553,213 km (0.113 R)
• M3: 911,350 km (0.059 R)
• M4: 1,126,771 km (0.112 R)
• M5: 1,371,364 km (0.119 R)
• M6: 1,435,092 km (0.045 R)
• M7: 1,605,784 km (0.082 R)
• M8: 1,783,356 km (0.11 R)
• M9: 1,895,704 km (0.08 R)
• M10: 2,157,500 km (0.111 R)
• M11: 2,247,259 km (0.081 R)
• M12: 2,415,258 km (0.116 R)
• M13: 2,524,464 km (0.076 R)
• M14: 2,683,187 km (0.04 R)
• M15: 3,213,213 km (0.055 R)
• M16: 3,437,759 km (0.103 R)
• M17: 3,543,226 km (0.103 R)
• M18: 3,631,937 km (0.071 R)
• M19: 3,775,252 km (0.076 R)
• M20: 4,443,805 km (0.117 R)
• M21: 4,578,144 km (0.093 R)
• M22: 4,909,802 km (0.106 R)
• M23: 5,289,781 km (0.084 R)
• M24: 5,432,048 km (0.119 R)
• M25: 5,575,812 km (0.058 R)
• M26: 5,720,772 km (0.103 R)
• M27: 6,078,012 km (0.046 R)
• M28: 6,163,133 km (0.086 R)
• M29: 6,399,199 km (0.087 R)
• M30: 6,572,732 km (0.066 R)
• M31: 6,858,314 km (0.045 R)
• M32: 7,305,313 km (0.099 R)
• M33: 7,808,111 km (0.07 R)
• M34: 7,993,613 km (0.113 R)
• M35: 8,086,962 km (0.105 R)
• M36: 8,251,220 km (0.069 R)
• M37: 8,416,526 km (0.09 R)
• M38: 8,487,734 km (0.118 R)
• M39: 8,559,242 km (0.116 R)
• M40: 8,678,621 km (0.117 R)
• M41: 8,822,684 km (0.119 R)
• M42: 9,040,349 km (0.104 R)
• M43: 9,308,728 km (0.077 R)
• M44: 9,407,013 km (0.075 R)
• M45: 9,554,966 km (0.055 R)
• M46: 9,903,379 km (0.094 R)
• M47: 10,154,853 km (0.113 R)
• M48: 10,689,815 km (0.046 R)
• M49: 10,818,469 km (0.045 R)
• M50: 11,207,723 km (0.077 R)
• M51: 11,338,471 km (0.111 R)
• M52: 11,893,180 km (0.115 R)
• M53: 12,080,028 km (0.065 R)
• M54: 12,321,778 km (0.097 R)
• M55: 13,470,839 km (0.045 R)
• M56: 13,861,440 km (0.098 R)
• M57: 14,539,716 km (0.109 R)
• M58: 15,606,648 km (0.072 R)
• M59: 16,193,670 km (0.07 R)
• M60: 16,371,243 km (0.1 R)
• M61: 16,638,724 km (0.066 R)
• M62: 16,788,023 km (0.063 R)
• M63: 16,937,770 km (0.06 R)
• M64: 17,148,105 km (0.104 R)
• M65: 17,936,934 km (0.034 R)
• M66: 18,089,973 km (0.066 R)
• M67: 18,582,599 km (0.112 R)
• M68: 19,142,244 km (0.117 R)
• M69: 19,236,042 km (0.04 R)
• M70: 20,023,675 km (0.08 R)
• M71: 20,087,104 km (0.098 R)
• M72: 20,182,398 km (0.099 R)
• M73: 20,277,991 km (0.081 R)
• M74: 20,565,219 km (0.111 R)
• M75: 21,047,224 km (0.073 R)
• M76: 21,500,356 km (0.098 R)
• M77: 21,695,431 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162

Radius: 8.7

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 8.46 AU - 8.86 AU

Year: 9041 Days

Day: 7.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 59,547,629 km

• M1: 158,873 km (0.071 R)
• M2: 217,366 km (0.113 R)
• M3: 345,870 km (0.107 R)
• M4: 426,204 km (0.117 R)
• M5: 597,793 km (0.096 R)
• M6: 780,302 km (0.096 R)
• M7: 942,167 km (0.068 R)
• M8: 1,417,141 km (0.089 R)
• M9: 1,679,984 km (0.107 R)
• M10: 1,744,162 km (0.092 R)
• M11: 2,394,613 km (0.116 R)
• M12: 2,633,222 km (0.119 R)
• M13: 2,803,015 km (0.05 R)
• M14: 3,233,109 km (0.095 R)
• M15: 3,313,593 km (0.044 R)
• M16: 3,394,824 km (0.052 R)
• M17: 3,874,286 km (0.059 R)
• M18: 4,046,024 km (0.11 R)
• M19: 4,554,058 km (0.114 R)
• M20: 5,035,464 km (0.047 R)
• M21: 5,152,450 km (0.056 R)
• M22: 5,317,905 km (0.066 R)
• M23: 5,629,667 km (0.091 R)
• M24: 6,021,613 km (0.075 R)
• M25: 6,195,895 km (0.105 R)
• M26: 6,600,557 km (0.072 R)
• M27: 6,703,181 km (0.101 R)
• M28: 7,329,248 km (0.116 R)
• M29: 7,595,682 km (0.067 R)
• M30: 7,838,330 km (0.044 R)
• M31: 8,275,754 km (0.101 R)
• M32: 9,288,981 km (0.104 R)
• M33: 9,432,894 km (0.108 R)
• M34: 9,519,511 km (0.106 R)
• M35: 9,577,405 km (0.072 R)
• M36: 9,751,836 km (0.089 R)
• M37: 9,868,672 km (0.113 R)
• M38: 10,971,957 km (0.105 R)
• M39: 11,246,170 km (0.054 R)
• M40: 11,926,092 km (0.074 R)
• M41: 12,524,035 km (0.114 R)
• M42: 13,067,224 km (0.064 R)
• M43: 13,325,580 km (0.052 R)
• M44: 13,455,431 km (0.108 R)
• M45: 13,716,180 km (0.027 R)
• M46: 14,011,636 km (0.12 R)
• M47: 14,508,899 km (0.093 R)
• M48: 14,575,620 km (0.071 R)
• M49: 15,079,166 km (0.11 R)
• M50: 15,214,552 km (0.111 R)
• M51: 15,282,320 km (0.033 R)
• M52: 15,554,439 km (0.08 R)
• M53: 15,862,610 km (0.099 R)
• M54: 16,974,422 km (0.093 R)
• M55: 17,753,378 km (0.037 R)
• M56: 17,860,490 km (0.103 R)
• M57: 18,943,429 km (0.092 R)
• M58: 19,603,455 km (0.078 R)
• M59: 19,825,159 km (0.09 R)
• M60: 20,345,610 km (0.116 R)
• M61: 20,420,259 km (0.11 R)
• M62: 21,324,129 km (0.108 R)
• M63: 21,857,296 km (0.096 R)
• M64: 22,704,170 km (0.058 R)
• M65: 23,092,675 km (0.089 R)
• M66: 23,170,616 km (0.113 R)
• M67: 23,405,036 km (0.045 R)
• M68: 23,640,204 km (0.094 R)
• M69: 23,994,451 km (0.083 R)
• M70: 24,073,439 km (0.065 R)
• M71: 24,350,494 km (0.063 R)
• M72: 24,708,183 km (0.093 R)
• M73: 24,987,632 km (0.102 R)
• M74: 26,891,115 km (0.118 R)
• M75: 27,014,234 km (0.088 R)
• M76: 27,219,781 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.7

Radius: 12.6

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 9.5 AU - 14.62 AU

Year: 14858 Days

Day: 10.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 59,547,629 km

• M1: 158,275 km (0.099 R)
• M2: 246,388 km (0.096 R)
• M3: 576,849 km (0.064 R)
• M4: 702,362 km (0.082 R)
• M5: 820,844 km (0.055 R)
• M6: 1,366,128 km (0.046 R)
• M7: 1,452,595 km (0.076 R)
• M8: 1,700,030 km (0.098 R)
• M9: 1,793,529 km (0.042 R)
• M10: 2,059,963 km (0.115 R)
• M11: 2,470,758 km (0.113 R)
• M12: 2,823,660 km (0.106 R)
• M13: 3,134,973 km (0.111 R)
• M14: 3,577,483 km (0.096 R)
• M15: 4,587,568 km (0.12 R)
• M16: 4,988,191 km (0.11 R)
• M17: 5,400,184 km (0.11 R)
• M18: 5,681,129 km (0.104 R)
• M19: 6,367,484 km (0.104 R)
• M20: 7,080,018 km (0.091 R)
• M21: 7,233,356 km (0.03 R)
• M22: 7,543,173 km (0.095 R)
• M23: 8,662,016 km (0.114 R)
• M24: 8,908,553 km (0.083 R)
• M25: 9,324,585 km (0.071 R)
• M26: 9,619,741 km (0.078 R)
• M27: 9,747,049 km (0.057 R)
• M28: 11,274,593 km (0.034 R)
• M29: 11,724,733 km (0.112 R)
• M30: 12,180,707 km (0.116 R)
• M31: 13,016,212 km (0.103 R)
• M32: 13,726,502 km (0.055 R)
• M33: 14,158,840 km (0.09 R)
• M34: 14,498,128 km (0.037 R)
• M35: 15,234,449 km (0.084 R)
• M36: 15,482,482 km (0.047 R)
• M37: 16,133,981 km (0.072 R)
• M38: 17,153,640 km (0.069 R)
• M39: 17,360,085 km (0.116 R)
• M40: 17,463,607 km (0.104 R)
• M41: 18,194,093 km (0.082 R)
• M42: 18,404,577 km (0.113 R)
• M43: 20,718,707 km (0.113 R)
• M44: 21,436,328 km (0.117 R)
• M45: 22,556,068 km (0.088 R)
• M46: 22,895,805 km (0.11 R)
• M47: 23,237,187 km (0.045 R)
• M48: 24,097,973 km (0.06 R)
• M49: 24,213,463 km (0.068 R)
• M50: 24,619,471 km (0.058 R)
• M51: 25,496,863 km (0.097 R)
• M52: 25,850,811 km (0.098 R)
• M53: 26,265,646 km (0.103 R)
• M54: 26,742,564 km (0.095 R)
• M55: 28,617,325 km (0.104 R)
• M56: 28,985,036 km (0.084 R)
• M57: 30,035,512 km (0.109 R)
• M58: 31,539,719 km (0.037 R)
• M59: 31,919,698 km (0.105 R)
• M60: 32,301,023 km (0.095 R)
• M61: 33,196,964 km (0.08 R)
• M62: 33,389,946 km (0.087 R)
• M63: 34,555,911 km (0.105 R)
• M64: 35,143,981 km (0.076 R)
• M65: 35,472,049 km (0.095 R)
• M66: 35,867,137 km (0.072 R)
• M67: 36,329,992 km (0.092 R)
• M68: 36,794,643 km (0.091 R)
• M69: 37,596,039 km (0.1 R)
• M70: 39,897,453 km (0.037 R)
• M71: 40,034,185 km (0.104 R)
• M72: 40,789,505 km (0.095 R)
• M73: 42,802,943 km (0.097 R)
• M74: 44,848,544 km (0.1 R)
• M75: 45,418,512 km (0.092 R)
• M76: 48,012,838 km (0.114 R)
• M77: 48,376,810 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.1

Radius: 11.4

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 10.45 AU - 13.93 AU

Year: 15099 Days

Day: 13.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 59,547,629 km

• M1: 143,614 km (0.111 R)
• M2: 261,946 km (0.092 R)
• M3: 420,071 km (0.09 R)
• M4: 825,930 km (0.05 R)
• M5: 993,180 km (0.08 R)
• M6: 1,826,590 km (0.078 R)
• M7: 2,020,319 km (0.088 R)
• M8: 2,221,080 km (0.059 R)
• M9: 2,642,198 km (0.103 R)
• M10: 2,767,112 km (0.069 R)
• M11: 3,287,114 km (0.079 R)
• M12: 3,524,077 km (0.076 R)
• M13: 4,269,074 km (0.104 R)
• M14: 4,342,527 km (0.111 R)
• M15: 4,453,529 km (0.052 R)
• M16: 4,907,109 km (0.111 R)
• M17: 5,100,539 km (0.068 R)
• M18: 5,981,521 km (0.07 R)
• M19: 6,481,926 km (0.107 R)
• M20: 7,345,854 km (0.097 R)
• M21: 7,746,477 km (0.085 R)
• M22: 9,132,800 km (0.094 R)
• M23: 10,000,917 km (0.119 R)
• M24: 10,099,053 km (0.072 R)
• M25: 10,246,856 km (0.049 R)
• M26: 10,644,337 km (0.088 R)
• M27: 10,996,341 km (0.045 R)
• M28: 11,250,209 km (0.114 R)
• M29: 11,919,061 km (0.113 R)
• M30: 12,973,427 km (0.085 R)
• M31: 13,893,005 km (0.043 R)
• M32: 14,777,577 km (0.063 R)
• M33: 15,794,543 km (0.109 R)
• M34: 16,485,087 km (0.068 R)
• M35: 17,185,504 km (0.089 R)
• M36: 17,480,212 km (0.108 R)
• M37: 17,955,185 km (0.042 R)
• M38: 18,917,848 km (0.118 R)
• M39: 20,082,916 km (0.043 R)
• M40: 20,517,946 km (0.091 R)
• M41: 21,018,950 km (0.112 R)
• M42: 21,207,892 km (0.11 R)
• M43: 21,397,432 km (0.106 R)
• M44: 23,977,397 km (0.09 R)
• M45: 24,372,934 km (0.095 R)
• M46: 26,246,647 km (0.096 R)
• M47: 27,337,964 km (0.043 R)
• M48: 27,544,259 km (0.081 R)
• M49: 28,027,610 km (0.045 R)
• M50: 29,565,027 km (0.119 R)
• M51: 29,776,858 km (0.083 R)
• M52: 30,130,806 km (0.12 R)
• M53: 31,417,049 km (0.112 R)
• M54: 31,849,686 km (0.108 R)
• M55: 32,211,862 km (0.101 R)
• M56: 32,940,105 km (0.096 R)
• M57: 33,159,714 km (0.101 R)
• M58: 33,821,236 km (0.097 R)
• M59: 34,338,845 km (0.1 R)
• M60: 34,412,896 km (0.096 R)
• M61: 34,635,797 km (0.078 R)
• M62: 35,157,444 km (0.074 R)
• M63: 35,232,094 km (0.086 R)
• M64: 35,756,883 km (0.077 R)
• M65: 36,208,669 km (0.094 R)
• M66: 36,510,856 km (0.071 R)
• M67: 37,270,066 km (0.096 R)
• M68: 42,330,662 km (0.115 R)
• M69: 44,414,561 km (0.088 R)
• M70: 44,576,276 km (0.102 R)
• M71: 45,387,545 km (0.091 R)
• M72: 46,121,921 km (0.102 R)
• M73: 47,354,608 km (0.093 R)
• M74: 47,767,946 km (0.047 R)
• M75: 48,931,519 km (0.053 R)
• M76: 49,014,994 km (0.114 R)
• M77: 50,104,516 km (0.107 R)
• M78: 50,441,260 km (0.036 R)
• M79: 52,820,016 km (0.034 R)
• M80: 53,162,895 km (0.103 R)
• M81: 54,109,400 km (0.1 R)
• M82: 54,454,971 km (0.113 R)
• M83: 55,757,370 km (0.116 R)
• M84: 56,806,799 km (0.101 R)
• M85: 56,982,278 km (0.061 R)
• M86: 57,333,833 km (0.111 R)
• M87: 58,216,011 km (0.025 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 14,009 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit