🌌 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: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.5 AU - 0.56 AU

Year: 140 Days

Day: 40.8 Hours

Environment

Temp: 216 °C

Axial Tilt: 15.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 108,764,399 km

• M1: 138,228 km (0.089 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.61 AU - 0.69 AU

Year: 190 Days

Day: 45.6 Hours

Environment

Temp: 185 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 108,764,399 km

• M1: 67,469 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.59 AU - 0.79 AU

Year: 208 Days

Day: 25.9 Hours

Environment

Temp: 133 °C

Axial Tilt: 10.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 108,764,399 km

• M1: 119,977 km (0.067 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.19 AU - 1.19 AU

Year: 472 Days

Day: 39 Hours

Environment

Temp: -4 °C

Axial Tilt: 6.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.35 AU - 2.09 AU

Year: 820 Days

Day: 18.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.02 AU - 4.22 AU

Year: 2503 Days

Day: 14.5 Hours

Environment

Temp: -109 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.87 AU - 5.89 AU

Year: 3918 Days

Day: 12 Hours

Environment

Temp: -128 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 108,764,399 km

• M1: 241,301 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 1000

Radius: 11.1

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.58 AU - 6.96 AU

Year: 5037 Days

Day: 13.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 60.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 108,764,399 km

• M1: 141,071 km (0.087 R)
• M2: 220,806 km (0.069 R)
• M3: 746,045 km (0.082 R)
• M4: 856,448 km (0.094 R)
• M5: 943,065 km (0.082 R)
• M6: 1,206,058 km (0.078 R)
• M7: 1,288,038 km (0.11 R)
• M8: 1,689,858 km (0.119 R)
• M9: 2,230,355 km (0.078 R)
• M10: 2,932,866 km (0.112 R)
• M11: 3,390,486 km (0.095 R)
• M12: 3,651,983 km (0.067 R)
• M13: 4,169,293 km (0.099 R)
• M14: 4,321,434 km (0.119 R)
• M15: 4,921,620 km (0.114 R)
• M16: 5,109,515 km (0.119 R)
• M17: 5,828,333 km (0.116 R)
• M18: 5,941,728 km (0.107 R)
• M19: 6,286,402 km (0.092 R)
• M20: 6,519,924 km (0.108 R)
• M21: 6,726,519 km (0.077 R)
• M22: 7,146,440 km (0.116 R)
• M23: 7,390,135 km (0.108 R)
• M24: 7,760,988 km (0.113 R)
• M25: 8,328,562 km (0.117 R)
• M26: 9,304,240 km (0.106 R)
• M27: 9,403,872 km (0.103 R)
• M28: 9,570,673 km (0.085 R)
• M29: 9,839,501 km (0.077 R)
• M30: 10,110,871 km (0.078 R)
• M31: 10,453,600 km (0.099 R)
• M32: 11,150,427 km (0.085 R)
• M33: 11,291,498 km (0.064 R)
• M34: 11,862,214 km (0.096 R)
• M35: 11,970,373 km (0.101 R)
• M36: 13,554,913 km (0.057 R)
• M37: 13,856,952 km (0.071 R)
• M38: 14,737,784 km (0.03 R)
• M39: 14,854,021 km (0.116 R)
• M40: 15,048,349 km (0.088 R)
• M41: 15,518,386 km (0.103 R)
• M42: 16,152,680 km (0.088 R)
• M43: 16,232,416 km (0.058 R)
• M44: 16,472,820 km (0.087 R)
• M45: 17,898,787 km (0.078 R)
• M46: 18,105,681 km (0.062 R)
• M47: 18,438,386 km (0.053 R)
• M48: 18,521,862 km (0.1 R)
• M49: 19,491,256 km (0.042 R)
• M50: 19,704,134 km (0.12 R)
• M51: 19,789,405 km (0.111 R)
• M52: 20,132,283 km (0.045 R)
• M53: 21,041,240 km (0.038 R)
• M54: 21,610,759 km (0.047 R)
• M55: 21,875,248 km (0.042 R)
• M56: 22,989,154 km (0.064 R)
• M57: 23,394,713 km (0.105 R)
• M58: 24,030,205 km (0.085 R)
• M59: 24,395,822 km (0.109 R)
• M60: 24,579,379 km (0.091 R)
• M61: 25,271,718 km (0.082 R)
• M62: 27,054,326 km (0.04 R)
• M63: 28,104,802 km (0.059 R)
• M64: 28,249,015 km (0.105 R)
• M65: 28,345,356 km (0.119 R)
• M66: 29,022,735 km (0.098 R)
• M67: 29,217,212 km (0.092 R)
• M68: 29,509,826 km (0.119 R)
• M69: 29,607,513 km (0.114 R)
• M70: 29,705,350 km (0.088 R)
• M71: 29,950,541 km (0.063 R)
• M72: 30,048,677 km (0.118 R)
• M73: 30,640,337 km (0.088 R)
• M74: 30,937,588 km (0.094 R)
• M75: 31,136,403 km (0.117 R)
• M76: 31,235,886 km (0.091 R)
• M77: 31,535,082 km (0.115 R)
• M78: 32,186,580 km (0.116 R)
• M79: 32,387,789 km (0.106 R)
• M80: 33,146,699 km (0.08 R)
• M81: 33,451,879 km (0.109 R)
• M82: 34,116,243 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.3

Radius: 7.4

Gravity: 16.51 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 12.58 AU - 19.28 AU

Year: 23108 Days

Day: 16.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 108,764,399 km

• M1: 145,858 km (0.099 R)
• M2: 277,803 km (0.118 R)
• M3: 522,246 km (0.085 R)
• M4: 642,373 km (0.085 R)
• M5: 854,204 km (0.036 R)
• M6: 1,684,322 km (0.108 R)
• M7: 2,407,628 km (0.064 R)
• M8: 2,780,426 km (0.07 R)
• M9: 3,441,649 km (0.1 R)
• M10: 3,533,352 km (0.044 R)
• M11: 4,198,464 km (0.103 R)
• M12: 4,901,574 km (0.1 R)
• M13: 5,694,892 km (0.086 R)
• M14: 6,078,610 km (0.078 R)
• M15: 6,987,118 km (0.091 R)
• M16: 7,220,790 km (0.052 R)
• M17: 7,998,101 km (0.101 R)
• M18: 8,427,596 km (0.117 R)
• M19: 8,551,762 km (0.081 R)
• M20: 9,825,738 km (0.09 R)
• M21: 9,890,962 km (0.106 R)
• M22: 10,418,295 km (0.091 R)
• M23: 10,887,135 km (0.045 R)
• M24: 11,362,856 km (0.117 R)
• M25: 12,973,127 km (0.118 R)
• M26: 15,028,004 km (0.052 R)
• M27: 16,246,927 km (0.095 R)
• M28: 16,324,120 km (0.085 R)
• M29: 16,478,953 km (0.087 R)
• M30: 17,024,686 km (0.075 R)
• M31: 19,758,737 km (0.038 R)
• M32: 20,255,252 km (0.08 R)
• M33: 21,854,454 km (0.04 R)
• M34: 22,712,248 km (0.086 R)
• M35: 22,971,800 km (0.094 R)
• M36: 23,145,334 km (0.076 R)
• M37: 23,493,747 km (0.075 R)
• M38: 23,581,112 km (0.1 R)
• M39: 23,668,627 km (0.067 R)
• M40: 25,710,339 km (0.104 R)
• M41: 26,161,526 km (0.102 R)
• M42: 26,889,020 km (0.052 R)
• M43: 28,085,355 km (0.075 R)
• M44: 28,363,906 km (0.08 R)
• M45: 29,581,483 km (0.049 R)
• M46: 30,054,362 km (0.108 R)
• M47: 30,149,207 km (0.101 R)
• M48: 30,911,707 km (0.12 R)
• M49: 31,007,450 km (0.057 R)
• M50: 33,041,233 km (0.116 R)
• M51: 36,121,303 km (0.095 R)
• M52: 36,424,239 km (0.084 R)
• M53: 37,236,107 km (0.101 R)
• M54: 38,567,977 km (0.095 R)
• M55: 39,291,731 km (0.087 R)
• M56: 42,018,601 km (0.067 R)
• M57: 42,656,636 km (0.09 R)
• M58: 43,941,981 km (0.053 R)
• M59: 44,589,590 km (0.076 R)
• M60: 45,348,949 km (0.092 R)
• M61: 45,784,728 km (0.057 R)
• M62: 47,100,740 km (0.1 R)
• M63: 47,542,054 km (0.118 R)
• M64: 47,763,309 km (0.04 R)
• M65: 48,317,868 km (0.115 R)
• M66: 53,518,489 km (0.079 R)
• M67: 53,863,910 km (0.07 R)
• M68: 54,904,214 km (0.09 R)
• M69: 55,834,563 km (0.092 R)
• M70: 57,475,053 km (0.118 R)
• M71: 57,946,735 km (0.078 R)
• M72: 60,803,456 km (0.099 R)
• M73: 61,886,545 km (0.115 R)
• M74: 65,419,448 km (0.115 R)
• M75: 65,788,656 km (0.067 R)
• M76: 66,405,448 km (0.112 R)
• M77: 66,529,015 km (0.117 R)
• M78: 67,520,700 km (0.069 R)
• M79: 68,642,085 km (0.116 R)
• M80: 72,806,142 km (0.085 R)
• M81: 73,316,420 km (0.099 R)
• M82: 74,854,287 km (0.051 R)
• M83: 76,532,326 km (0.117 R)
• M84: 76,921,430 km (0.108 R)
• M85: 79,269,219 km (0.09 R)
• M86: 79,662,811 km (0.109 R)
• M87: 79,925,505 km (0.062 R)
• M88: 81,111,517 km (0.098 R)
• M89: 81,375,856 km (0.076 R)
• M90: 82,436,056 km (0.093 R)
• M91: 85,106,528 km (0.1 R)
• M92: 87,534,202 km (0.119 R)
• M93: 88,484,448 km (0.108 R)
• M94: 89,847,733 km (0.106 R)
• M95: 89,984,466 km (0.05 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 861.4

Radius: 5.6

Gravity: 27.47 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 17.7 AU - 20.62 AU

Year: 30481 Days

Day: 20.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 108,764,399 km

• M1: 212,579 km (0.083 R)
• M2: 424,260 km (0.076 R)
• M3: 751,131 km (0.12 R)
• M4: 1,072,916 km (0.104 R)
• M5: 2,213,450 km (0.099 R)
• M6: 2,715,800 km (0.077 R)
• M7: 2,763,222 km (0.066 R)
• M8: 2,810,944 km (0.081 R)
• M9: 3,252,258 km (0.082 R)
• M10: 3,302,672 km (0.112 R)
• M11: 3,353,386 km (0.045 R)
• M12: 4,089,407 km (0.107 R)
• M13: 5,164,418 km (0.12 R)
• M14: 5,581,347 km (0.115 R)
• M15: 5,702,521 km (0.084 R)
• M16: 5,824,593 km (0.066 R)
• M17: 6,447,519 km (0.086 R)
• M18: 6,638,555 km (0.095 R)
• M19: 7,091,388 km (0.097 R)
• M20: 7,688,433 km (0.105 R)
• M21: 8,509,127 km (0.102 R)
• M22: 9,357,347 km (0.105 R)
• M23: 9,791,629 km (0.091 R)
• M24: 11,209,368 km (0.039 R)
• M25: 11,515,894 km (0.072 R)
• M26: 12,137,474 km (0.066 R)
• M27: 13,331,713 km (0.099 R)
• M28: 13,656,490 km (0.109 R)
• M29: 14,066,089 km (0.112 R)
• M30: 14,646,380 km (0.096 R)
• M31: 15,234,449 km (0.099 R)
• M32: 15,319,121 km (0.081 R)
• M33: 15,488,915 km (0.065 R)
• M34: 17,308,623 km (0.111 R)
• M35: 20,115,528 km (0.096 R)
• M36: 20,487,877 km (0.12 R)
• M37: 21,145,061 km (0.045 R)
• M38: 21,334,003 km (0.091 R)
• M39: 22,191,498 km (0.099 R)
• M40: 22,383,581 km (0.082 R)
• M41: 26,440,975 km (0.071 R)
• M42: 26,848,779 km (0.075 R)
• M43: 27,774,041 km (0.068 R)
• M44: 28,605,058 km (0.103 R)
• M45: 31,577,567 km (0.031 R)
• M46: 32,771,957 km (0.055 R)
• M47: 33,539,693 km (0.098 R)
• M48: 33,870,454 km (0.093 R)
• M49: 34,424,265 km (0.064 R)
• M50: 38,961,120 km (0.07 R)
• M51: 39,890,721 km (0.119 R)
• M52: 41,181,003 km (0.103 R)
• M53: 43,081,793 km (0.038 R)
• M54: 43,201,621 km (0.068 R)
• M55: 43,802,107 km (0.046 R)
• M56: 44,647,335 km (0.096 R)
• M57: 45,132,780 km (0.102 R)
• M58: 45,619,871 km (0.115 R)
• M59: 45,864,164 km (0.103 R)
• M60: 46,722,407 km (0.114 R)
• M61: 49,579,427 km (0.099 R)
• M62: 50,965,751 km (0.112 R)
• M63: 51,981,969 km (0.064 R)
• M64: 52,620,453 km (0.039 R)
• M65: 53,647,592 km (0.075 R)
• M66: 57,821,223 km (0.092 R)
• M67: 58,482,744 km (0.11 R)
• M68: 59,146,809 km (0.116 R)
• M69: 59,947,008 km (0.082 R)
• M70: 61,019,326 km (0.101 R)
• M71: 61,962,989 km (0.088 R)
• M72: 62,233,462 km (0.086 R)
• M73: 62,639,920 km (0.064 R)
• M74: 65,097,065 km (0.109 R)
• M75: 67,168,546 km (0.072 R)
• M76: 69,402,043 km (0.119 R)
• M77: 70,386,696 km (0.1 R)
• M78: 71,517,805 km (0.11 R)
• M79: 73,225,764 km (0.066 R)
• M80: 75,235,163 km (0.095 R)
• M81: 77,262,663 km (0.078 R)
• M82: 78,137,062 km (0.104 R)
• M83: 80,780,008 km (0.077 R)
• M84: 81,964,075 km (0.102 R)
• M85: 83,601,424 km (0.087 R)
• M86: 91,178,705 km (0.102 R)
• M87: 91,486,279 km (0.07 R)
• M88: 91,948,386 km (0.104 R)
• M89: 96,455,022 km (0.032 R)
• M90: 96,611,651 km (0.109 R)
• M91: 96,768,430 km (0.1 R)
• M92: 101,033,016 km (0.077 R)
• M93: 103,749,414 km (0.109 R)
• M94: 104,552,905 km (0.073 R)
• M95: 107,950,272 km (0.06 R)

Kuiper Belt

Range: 30.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 448 - 14,110 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit