🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.39 AU - 0.63 AU

Year: 132 Days

Day: 17.8 Hours

Environment

Temp: 179 °C

Axial Tilt: 30 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.41 AU - 0.67 AU

Year: 144 Days

Day: 39.5 Hours

Environment

Temp: 252 °C

Axial Tilt: 18.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.49 AU - 0.81 AU

Year: 190 Days

Day: 26 Hours

Environment

Temp: 183 °C

Axial Tilt: 23.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 99,812,845 km

• M1: 175,478 km (0.078 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.15 AU - 1.47 AU

Year: 545 Days

Day: 15.7 Hours

Environment

Temp: -8 °C

Axial Tilt: 25.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.56 AU - 2.76 AU

Year: 1577 Days

Day: 29.7 Hours

Environment

Temp: -87 °C

Axial Tilt: 155.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.39 AU - 5.45 AU

Year: 3377 Days

Day: 41.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 4.3 AU - 5.36 AU

Year: 3858 Days

Day: 36.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 99,812,845 km

• M1: 2,140,446 km (0.073 R)
• M2: 2,734,200 km (0.098 R)

Asteroid Belt

Center: 6.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.1

Radius: 9.1

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 6.85 AU - 9.59 AU

Year: 8565 Days

Day: 7.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 99,812,845 km

• M1: 128,505 km (0.054 R)
• M2: 192,832 km (0.116 R)
• M3: 1,057,059 km (0.072 R)
• M4: 1,149,211 km (0.088 R)
• M5: 1,566,439 km (0.107 R)
• M6: 2,074,174 km (0.055 R)
• M7: 2,480,781 km (0.095 R)
• M8: 2,555,281 km (0.069 R)
• M9: 3,177,010 km (0.095 R)
• M10: 3,285,169 km (0.107 R)
• M11: 3,959,556 km (0.11 R)
• M12: 4,372,596 km (0.111 R)
• M13: 4,432,735 km (0.072 R)
• M14: 4,553,759 km (0.065 R)
• M15: 4,830,366 km (0.12 R)
• M16: 4,923,715 km (0.048 R)
• M17: 5,080,792 km (0.079 R)
• M18: 6,024,007 km (0.088 R)
• M19: 6,430,016 km (0.113 R)
• M20: 6,950,018 km (0.07 R)
• M21: 8,067,065 km (0.057 R)
• M22: 8,141,116 km (0.106 R)
• M23: 8,552,061 km (0.101 R)
• M24: 8,703,155 km (0.112 R)
• M25: 9,277,910 km (0.103 R)
• M26: 9,550,328 km (0.119 R)
• M27: 10,182,828 km (0.073 R)
• M28: 10,544,556 km (0.068 R)
• M29: 10,828,941 km (0.091 R)
• M30: 11,198,149 km (0.059 R)
• M31: 11,780,832 km (0.044 R)
• M32: 11,864,757 km (0.103 R)
• M33: 12,630,099 km (0.095 R)
• M34: 13,367,617 km (0.087 R)
• M35: 13,807,883 km (0.119 R)
• M36: 14,029,887 km (0.105 R)
• M37: 14,208,357 km (0.099 R)
• M38: 14,342,546 km (0.063 R)
• M39: 14,477,334 km (0.061 R)
• M40: 15,478,293 km (0.09 R)
• M41: 15,570,296 km (0.106 R)
• M42: 16,313,648 km (0.104 R)
• M43: 16,595,490 km (0.064 R)
• M44: 18,319,456 km (0.079 R)
• M45: 18,808,491 km (0.112 R)
• M46: 19,450,566 km (0.086 R)
• M47: 19,549,899 km (0.103 R)
• M48: 19,649,531 km (0.106 R)
• M49: 20,301,029 km (0.1 R)
• M50: 21,625,120 km (0.078 R)
• M51: 21,986,399 km (0.111 R)
• M52: 22,245,652 km (0.053 R)
• M53: 23,345,496 km (0.078 R)
• M54: 23,451,261 km (0.099 R)
• M55: 23,609,985 km (0.107 R)
• M56: 23,822,414 km (0.111 R)
• M57: 24,409,585 km (0.041 R)
• M58: 24,624,258 km (0.115 R)
• M59: 25,055,549 km (0.09 R)
• M60: 25,217,863 km (0.081 R)
• M61: 25,652,594 km (0.102 R)
• M62: 25,925,461 km (0.06 R)
• M63: 26,309,329 km (0.093 R)
• M64: 26,584,589 km (0.1 R)
• M65: 27,026,950 km (0.069 R)
• M66: 27,360,403 km (0.096 R)
• M67: 27,583,454 km (0.117 R)
• M68: 28,199,797 km (0.065 R)
• M69: 30,133,798 km (0.093 R)
• M70: 30,942,524 km (0.059 R)
• M71: 31,058,762 km (0.107 R)
• M72: 31,582,953 km (0.118 R)
• M73: 31,992,851 km (0.09 R)
• M74: 34,068,372 km (0.104 R)
• M75: 35,759,875 km (0.047 R)
• M76: 35,881,797 km (0.114 R)
• M77: 37,416,821 km (0.096 R)
• M78: 37,540,538 km (0.075 R)
• M79: 37,726,339 km (0.059 R)
• M80: 37,788,273 km (0.039 R)
• M81: 38,098,987 km (0.067 R)
• M82: 38,285,685 km (0.104 R)
• M83: 39,161,282 km (0.089 R)
• M84: 39,601,548 km (0.105 R)
• M85: 40,995,950 km (0.103 R)
• M86: 41,763,238 km (0.089 R)
• M87: 42,923,219 km (0.097 R)
• M88: 42,987,846 km (0.064 R)
• M89: 43,377,099 km (0.104 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528

Radius: 14.4

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 8.69 AU - 9.89 AU

Year: 10291 Days

Day: 5.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 99,812,845 km

• M1: 186,399 km (0.068 R)
• M2: 277,953 km (0.097 R)
• M3: 376,987 km (0.107 R)
• M4: 677,978 km (0.045 R)
• M5: 1,041,052 km (0.109 R)
• M6: 1,383,780 km (0.029 R)
• M7: 1,632,562 km (0.094 R)
• M8: 1,806,843 km (0.116 R)
• M9: 1,964,669 km (0.116 R)
• M10: 2,693,809 km (0.053 R)
• M11: 2,797,181 km (0.094 R)
• M12: 3,088,298 km (0.054 R)
• M13: 3,224,133 km (0.101 R)
• M14: 3,529,762 km (0.104 R)
• M15: 3,758,198 km (0.102 R)
• M16: 3,903,457 km (0.06 R)
• M17: 4,381,123 km (0.076 R)
• M18: 4,627,062 km (0.069 R)
• M19: 4,877,639 km (0.057 R)
• M20: 5,229,642 km (0.107 R)
• M21: 6,026,101 km (0.1 R)
• M22: 6,473,698 km (0.113 R)
• M23: 6,860,708 km (0.106 R)
• M24: 7,075,082 km (0.1 R)
• M25: 7,694,566 km (0.085 R)
• M26: 7,805,718 km (0.066 R)
• M27: 7,954,867 km (0.107 R)
• M28: 8,407,700 km (0.086 R)
• M29: 9,102,881 km (0.116 R)
• M30: 9,378,291 km (0.047 R)
• M31: 9,536,864 km (0.082 R)
• M32: 9,896,946 km (0.052 R)
• M33: 10,548,295 km (0.049 R)
• M34: 10,672,013 km (0.093 R)
• M35: 11,339,967 km (0.083 R)
• M36: 11,466,677 km (0.044 R)
• M37: 14,190,256 km (0.096 R)
• M38: 15,765,072 km (0.101 R)
• M39: 16,286,421 km (0.058 R)
• M40: 16,909,795 km (0.055 R)
• M41: 17,248,784 km (0.097 R)
• M42: 17,835,058 km (0.109 R)
• M43: 18,130,813 km (0.052 R)
• M44: 19,228,712 km (0.068 R)
• M45: 19,531,797 km (0.111 R)
• M46: 19,683,938 km (0.115 R)
• M47: 20,040,580 km (0.109 R)
• M48: 20,348,003 km (0.12 R)
• M49: 20,812,056 km (0.042 R)
• M50: 21,331,759 km (0.027 R)
• M51: 22,809,636 km (0.099 R)
• M52: 24,703,246 km (0.09 R)
• M53: 26,759,469 km (0.101 R)
• M54: 27,836,573 km (0.107 R)
• M55: 28,007,863 km (0.105 R)
• M56: 28,985,635 km (0.077 R)
• M57: 29,275,406 km (0.099 R)
• M58: 30,679,232 km (0.115 R)
• M59: 32,946,837 km (0.085 R)
• M60: 34,161,871 km (0.111 R)
• M61: 35,329,781 km (0.074 R)
• M62: 35,453,499 km (0.044 R)
• M63: 35,639,299 km (0.091 R)
• M64: 35,825,399 km (0.038 R)
• M65: 36,011,947 km (0.104 R)
• M66: 36,198,646 km (0.089 R)
• M67: 36,886,347 km (0.098 R)
• M68: 38,147,756 km (0.078 R)
• M69: 38,783,697 km (0.083 R)
• M70: 38,911,304 km (0.082 R)
• M71: 40,259,779 km (0.096 R)
• M72: 40,389,032 km (0.108 R)
• M73: 40,777,537 km (0.08 R)
• M74: 41,362,614 km (0.071 R)
• M75: 42,146,956 km (0.114 R)
• M76: 42,870,411 km (0.07 R)
• M77: 43,002,357 km (0.115 R)
• M78: 43,863,442 km (0.077 R)
• M79: 43,996,435 km (0.042 R)
• M80: 44,262,719 km (0.078 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 695.8

Radius: 4.3

Gravity: 37.63 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 17.65 AU - 20.11 AU

Year: 29815 Days

Day: 16.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 99,812,845 km

• M1: 56,698 km (0.093 R)
• M2: 88,712 km (0.104 R)
• M3: 168,597 km (0.086 R)
• M4: 378,931 km (0.114 R)
• M5: 1,069,924 km (0.112 R)
• M6: 1,556,416 km (0.116 R)
• M7: 2,061,608 km (0.113 R)
• M8: 2,226,615 km (0.066 R)
• M9: 2,395,959 km (0.113 R)
• M10: 2,746,916 km (0.026 R)
• M11: 3,020,830 km (0.098 R)
• M12: 3,255,549 km (0.098 R)
• M13: 3,842,870 km (0.075 R)
• M14: 4,045,874 km (0.085 R)
• M15: 4,304,529 km (0.106 R)
• M16: 5,504,753 km (0.052 R)
• M17: 8,446,296 km (0.027 R)
• M18: 9,585,184 km (0.116 R)
• M19: 10,985,720 km (0.082 R)
• M20: 11,856,080 km (0.088 R)
• M21: 12,523,436 km (0.118 R)
• M22: 14,992,699 km (0.066 R)
• M23: 15,794,244 km (0.106 R)
• M24: 16,363,763 km (0.091 R)
• M25: 16,527,573 km (0.082 R)
• M26: 16,692,130 km (0.053 R)
• M27: 18,196,636 km (0.119 R)
• M28: 18,366,430 km (0.096 R)
• M29: 20,356,829 km (0.052 R)
• M30: 20,444,943 km (0.089 R)
• M31: 21,243,346 km (0.12 R)
• M32: 23,606,544 km (0.103 R)
• M33: 24,163,646 km (0.118 R)
• M34: 24,350,345 km (0.114 R)
• M35: 25,290,866 km (0.071 R)
• M36: 25,480,407 km (0.05 R)
• M37: 25,956,128 km (0.105 R)
• M38: 26,531,033 km (0.04 R)
• M39: 27,791,096 km (0.105 R)
• M40: 27,986,620 km (0.094 R)
• M41: 30,268,137 km (0.063 R)
• M42: 30,974,389 km (0.107 R)
• M43: 32,918,263 km (0.114 R)
• M44: 35,960,486 km (0.115 R)
• M45: 37,893,440 km (0.059 R)
• M46: 38,654,145 km (0.098 R)
• M47: 38,763,351 km (0.087 R)
• M48: 40,190,814 km (0.075 R)
• M49: 40,301,367 km (0.045 R)
• M50: 41,189,081 km (0.117 R)
• M51: 41,300,531 km (0.101 R)
• M52: 41,859,130 km (0.034 R)
• M53: 45,033,447 km (0.059 R)
• M54: 45,493,311 km (0.09 R)
• M55: 45,954,521 km (0.094 R)
• M56: 46,301,588 km (0.082 R)
• M57: 49,108,792 km (0.092 R)
• M58: 51,010,630 km (0.077 R)
• M59: 51,730,046 km (0.054 R)
• M60: 52,211,452 km (0.105 R)
• M61: 52,573,479 km (0.092 R)
• M62: 52,694,354 km (0.088 R)
• M63: 54,274,107 km (0.112 R)
• M64: 55,499,912 km (0.05 R)
• M65: 55,623,031 km (0.08 R)
• M66: 55,746,151 km (0.029 R)
• M67: 57,231,209 km (0.053 R)
• M68: 57,479,990 km (0.099 R)
• M69: 58,103,514 km (0.076 R)
• M70: 58,729,282 km (0.045 R)
• M71: 59,105,820 km (0.089 R)
• M72: 62,019,088 km (0.09 R)
• M73: 64,978,733 km (0.091 R)
• M74: 66,279,785 km (0.077 R)
• M75: 67,589,515 km (0.115 R)
• M76: 69,304,804 km (0.073 R)
• M77: 72,374,403 km (0.092 R)
• M78: 75,079,431 km (0.075 R)
• M79: 75,897,433 km (0.116 R)
• M80: 77,542,261 km (0.029 R)
• M81: 77,817,521 km (0.104 R)
• M82: 78,645,246 km (0.095 R)
• M83: 79,337,286 km (0.119 R)
• M84: 80,170,396 km (0.119 R)
• M85: 81,006,349 km (0.056 R)
• M86: 81,146,074 km (0.117 R)
• M87: 83,249,869 km (0.041 R)
• M88: 84,237,663 km (0.07 R)
• M89: 85,655,702 km (0.085 R)
• M90: 89,091,067 km (0.115 R)
• M91: 89,956,940 km (0.101 R)
• M92: 90,101,451 km (0.099 R)
• M93: 96,390,994 km (0.067 R)
• M94: 96,538,947 km (0.04 R)
• M95: 97,873,809 km (0.084 R)
• M96: 98,171,359 km (0.065 R)

Kuiper Belt

Range: 30.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 15,635 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit