🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.11 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.95 AU - 2.49 AU

Year: 1208 Days

Day: 40 Hours

Environment

Temp: -82 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.8 AU - 3.18 AU

Year: 1888 Days

Day: 33.7 Hours

Environment

Temp: -104 °C

Axial Tilt: 31.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,230,698 km

• M1: 489,484 km (0.08 R)

Asteroid Belt

Center: 4.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.4

Radius: 8.3

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.79 AU - 8.09 AU

Year: 6678 Days

Day: 9.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 66,230,698 km

• M1: 219,310 km (0.111 R)
• M2: 377,286 km (0.103 R)
• M3: 513,121 km (0.031 R)
• M4: 679,474 km (0.079 R)
• M5: 748,289 km (0.102 R)
• M6: 819,647 km (0.111 R)
• M7: 878,588 km (0.07 R)
• M8: 1,545,944 km (0.115 R)
• M9: 2,088,835 km (0.117 R)
• M10: 3,215,307 km (0.025 R)
• M11: 3,334,537 km (0.116 R)
• M12: 3,431,027 km (0.048 R)
• M13: 3,826,115 km (0.079 R)
• M14: 4,080,432 km (0.068 R)
• M15: 4,209,684 km (0.052 R)
• M16: 4,472,378 km (0.087 R)
• M17: 4,659,375 km (0.049 R)
• M18: 4,931,195 km (0.109 R)
• M19: 5,180,125 km (0.068 R)
• M20: 5,575,662 km (0.116 R)
• M21: 5,864,087 km (0.083 R)
• M22: 5,980,923 km (0.1 R)
• M23: 6,395,608 km (0.094 R)
• M24: 6,455,747 km (0.083 R)
• M25: 6,667,278 km (0.06 R)
• M26: 6,850,386 km (0.082 R)
• M27: 7,190,571 km (0.034 R)
• M28: 7,536,292 km (0.119 R)
• M29: 9,825,738 km (0.118 R)
• M30: 9,999,421 km (0.109 R)
• M31: 10,279,468 km (0.103 R)
• M32: 10,526,604 km (0.074 R)
• M33: 10,918,999 km (0.076 R)
• M34: 11,098,965 km (0.052 R)
• M35: 11,171,221 km (0.119 R)
• M36: 11,425,388 km (0.091 R)
• M37: 11,571,545 km (0.11 R)
• M38: 12,386,105 km (0.082 R)
• M39: 13,142,622 km (0.041 R)
• M40: 13,836,307 km (0.1 R)
• M41: 14,383,985 km (0.101 R)
• M42: 14,779,522 km (0.113 R)
• M43: 15,218,891 km (0.105 R)
• M44: 15,500,583 km (0.087 R)
• M45: 16,110,195 km (0.047 R)
• M46: 17,101,879 km (0.077 R)
• M47: 17,352,904 km (0.099 R)
• M48: 17,478,866 km (0.113 R)
• M49: 18,113,161 km (0.111 R)
• M50: 18,241,067 km (0.085 R)
• M51: 18,369,123 km (0.079 R)
• M52: 18,798,169 km (0.085 R)
• M53: 19,491,555 km (0.094 R)
• M54: 19,753,800 km (0.03 R)
• M55: 20,948,190 km (0.094 R)
• M56: 21,531,472 km (0.104 R)
• M57: 21,757,365 km (0.092 R)
• M58: 21,983,856 km (0.084 R)
• M59: 22,393,754 km (0.101 R)
• M60: 22,485,158 km (0.103 R)
• M61: 23,036,277 km (0.078 R)
• M62: 23,267,256 km (0.072 R)
• M63: 25,237,310 km (0.1 R)
• M64: 25,475,321 km (0.111 R)
• M65: 26,676,891 km (0.056 R)
• M66: 26,773,830 km (0.115 R)
• M67: 26,919,538 km (0.114 R)
• M68: 27,065,396 km (0.071 R)
• M69: 27,406,779 km (0.04 R)
• M70: 28,588,003 km (0.064 R)
• M71: 29,135,083 km (0.105 R)
• M72: 30,037,607 km (0.107 R)
• M73: 30,745,803 km (0.074 R)
• M74: 30,949,256 km (0.071 R)
• M75: 31,408,522 km (0.089 R)
• M76: 32,799,632 km (0.109 R)
• M77: 32,851,543 km (0.06 R)
• M78: 32,903,603 km (0.095 R)
• M79: 33,320,083 km (0.065 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 176.9

Radius: 5.5

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 18.78 AU - 20.64 AU

Year: 31961 Days

Day: 15.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 66,230,698 km

• M1: 74,350 km (0.088 R)
• M2: 115,789 km (0.083 R)
• M3: 202,256 km (0.11 R)
• M4: 637,885 km (0.116 R)
• M5: 699,968 km (0.047 R)
• M6: 808,128 km (0.094 R)
• M7: 992,582 km (0.096 R)
• M8: 1,593,666 km (0.062 R)
• M9: 1,707,959 km (0.042 R)
• M10: 2,005,659 km (0.101 R)
• M11: 2,614,971 km (0.117 R)
• M12: 2,887,688 km (0.107 R)
• M13: 3,027,562 km (0.088 R)
• M14: 3,062,867 km (0.109 R)
• M15: 3,608,749 km (0.08 R)
• M16: 3,759,394 km (0.104 R)
• M17: 4,066,818 km (0.099 R)
• M18: 4,422,412 km (0.094 R)
• M19: 4,788,029 km (0.109 R)
• M20: 5,333,014 km (0.092 R)
• M21: 5,418,584 km (0.106 R)
• M22: 6,895,564 km (0.107 R)
• M23: 6,988,913 km (0.084 R)
• M24: 7,605,705 km (0.065 R)
• M25: 7,798,836 km (0.067 R)
• M26: 7,944,844 km (0.108 R)
• M27: 8,091,749 km (0.076 R)
• M28: 8,388,401 km (0.119 R)
• M29: 8,488,034 km (0.072 R)
• M30: 9,043,042 km (0.111 R)
• M31: 9,299,153 km (0.074 R)
• M32: 9,923,724 km (0.09 R)
• M33: 10,561,759 km (0.099 R)
• M34: 10,994,396 km (0.037 R)
• M35: 11,488,069 km (0.09 R)
• M36: 12,610,801 km (0.115 R)
• M37: 13,243,152 km (0.107 R)
• M38: 13,592,463 km (0.115 R)
• M39: 13,768,090 km (0.042 R)
• M40: 15,750,711 km (0.034 R)
• M41: 16,431,082 km (0.105 R)
• M42: 16,869,105 km (0.099 R)
• M43: 17,121,028 km (0.094 R)
• M44: 17,310,867 km (0.09 R)
• M45: 17,756,519 km (0.12 R)
• M46: 19,116,065 km (0.077 R)
• M47: 19,576,527 km (0.041 R)
• M48: 19,907,737 km (0.113 R)
• M49: 20,508,522 km (0.086 R)
• M50: 22,346,481 km (0.075 R)
• M51: 23,530,548 km (0.089 R)
• M52: 23,882,552 km (0.034 R)
• M53: 24,949,334 km (0.102 R)
• M54: 26,468,800 km (0.111 R)
• M55: 26,688,260 km (0.06 R)
• M56: 27,350,380 km (0.097 R)
• M57: 27,498,183 km (0.077 R)
• M58: 29,142,264 km (0.094 R)
• M59: 29,293,208 km (0.075 R)
• M60: 30,817,909 km (0.115 R)
• M61: 32,602,762 km (0.103 R)
• M62: 34,580,595 km (0.081 R)
• M63: 34,740,515 km (0.077 R)
• M64: 35,705,122 km (0.119 R)
• M65: 36,434,262 km (0.104 R)
• M66: 37,004,828 km (0.084 R)
• M67: 37,907,352 km (0.105 R)
• M68: 38,568,276 km (0.057 R)
• M69: 38,651,153 km (0.069 R)
• M70: 43,645,179 km (0.092 R)
• M71: 43,817,964 km (0.074 R)
• M72: 45,121,261 km (0.096 R)
• M73: 46,085,120 km (0.116 R)
• M74: 46,173,084 km (0.052 R)
• M75: 48,837,571 km (0.059 R)
• M76: 49,017,089 km (0.079 R)
• M77: 52,192,004 km (0.107 R)
• M78: 61,331,088 km (0.098 R)
• M79: 64,747,604 km (0.117 R)
• M80: 64,944,774 km (0.092 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 20,328 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit