🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.65 AU - 0.87 AU

Year: 232 Days

Day: 42.9 Hours

Environment

Temp: 203 °C

Axial Tilt: 13.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,842,769 km

• M1: 503,846 km (0.032 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.76 AU - 0.98 AU

Year: 284 Days

Day: 20.7 Hours

Environment

Temp: 137 °C

Axial Tilt: 13.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,842,769 km

• M1: 143,315 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.45 AU - 1.67 AU

Year: 682 Days

Day: 17.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 4.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.83 AU - 2.75 AU

Year: 1212 Days

Day: 20.9 Hours

Environment

Temp: -58 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.2

Radius: 13.5

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.51 AU - 6.97 AU

Year: 4811 Days

Day: 10.4 Hours

Environment

Temp: -143 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 66,842,769 km

• M1: 170,691 km (0.086 R)
• M2: 278,102 km (0.062 R)
• M3: 598,092 km (0.09 R)
• M4: 740,809 km (0.063 R)
• M5: 1,078,900 km (0.096 R)
• M6: 1,274,275 km (0.074 R)
• M7: 1,449,155 km (0.116 R)
• M8: 1,581,549 km (0.08 R)
• M9: 1,701,077 km (0.067 R)
• M10: 1,823,598 km (0.11 R)
• M11: 2,344,498 km (0.086 R)
• M12: 2,541,668 km (0.089 R)
• M13: 2,827,101 km (0.099 R)
• M14: 2,931,669 km (0.114 R)
• M15: 3,037,585 km (0.115 R)
• M16: 3,474,111 km (0.101 R)
• M17: 3,722,893 km (0.113 R)
• M18: 3,861,121 km (0.104 R)
• M19: 4,406,854 km (0.101 R)
• M20: 4,926,557 km (0.083 R)
• M21: 5,027,685 km (0.106 R)
• M22: 5,129,711 km (0.116 R)
• M23: 5,361,737 km (0.092 R)
• M24: 5,465,857 km (0.094 R)
• M25: 5,623,534 km (0.062 R)
• M26: 6,214,445 km (0.085 R)
• M27: 6,379,152 km (0.117 R)
• M28: 6,628,831 km (0.06 R)
• M29: 7,023,770 km (0.115 R)
• M30: 7,601,367 km (0.088 R)
• M31: 7,836,684 km (0.113 R)
• M32: 7,925,546 km (0.062 R)
• M33: 8,104,315 km (0.082 R)
• M34: 9,205,206 km (0.107 R)
• M35: 9,677,636 km (0.118 R)
• M36: 11,578,576 km (0.067 R)
• M37: 11,986,081 km (0.07 R)
• M38: 12,294,851 km (0.117 R)
• M39: 12,641,020 km (0.101 R)
• M40: 13,449,297 km (0.112 R)
• M41: 14,528,796 km (0.094 R)
• M42: 14,784,758 km (0.118 R)
• M43: 15,226,969 km (0.117 R)
• M44: 15,673,519 km (0.061 R)
• M45: 15,785,717 km (0.096 R)
• M46: 16,351,346 km (0.092 R)
• M47: 17,270,177 km (0.074 R)
• M48: 17,463,756 km (0.097 R)
• M49: 17,657,934 km (0.062 R)
• M50: 18,048,684 km (0.117 R)
• M51: 18,284,450 km (0.11 R)
• M52: 18,560,757 km (0.082 R)
• M53: 19,037,825 km (0.051 R)
• M54: 19,157,803 km (0.061 R)
• M55: 19,478,690 km (0.096 R)
• M56: 19,720,590 km (0.071 R)
• M57: 20,411,433 km (0.089 R)
• M58: 20,739,202 km (0.112 R)
• M59: 22,404,376 km (0.067 R)
• M60: 22,573,272 km (0.076 R)
• M61: 23,039,867 km (0.067 R)
• M62: 23,509,754 km (0.07 R)
• M63: 24,807,067 km (0.112 R)
• M64: 25,025,629 km (0.028 R)
• M65: 25,332,604 km (0.115 R)
• M66: 25,420,568 km (0.086 R)
• M67: 25,906,013 km (0.07 R)
• M68: 27,200,633 km (0.107 R)
• M69: 27,290,691 km (0.047 R)
• M70: 27,516,135 km (0.119 R)
• M71: 28,607,601 km (0.053 R)
• M72: 29,296,948 km (0.096 R)
• M73: 30,224,604 km (0.084 R)
• M74: 30,598,300 km (0.099 R)
• M75: 31,303,354 km (0.092 R)
• M76: 31,634,115 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.6

Radius: 13.2

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 10.23 AU - 14.55 AU

Year: 15258 Days

Day: 5.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 66,842,769 km

• M1: 309,219 km (0.116 R)
• M2: 590,912 km (0.075 R)
• M3: 783,594 km (0.092 R)
• M4: 878,887 km (0.058 R)
• M5: 1,082,341 km (0.041 R)
• M6: 1,302,249 km (0.081 R)
• M7: 1,537,268 km (0.117 R)
• M8: 2,158,099 km (0.072 R)
• M9: 2,410,171 km (0.053 R)
• M10: 3,129,139 km (0.112 R)
• M11: 3,255,250 km (0.086 R)
• M12: 3,480,245 km (0.056 R)
• M13: 3,810,557 km (0.114 R)
• M14: 4,047,969 km (0.115 R)
• M15: 4,185,898 km (0.069 R)
• M16: 4,753,173 km (0.081 R)
• M17: 4,862,230 km (0.091 R)
• M18: 6,038,518 km (0.056 R)
• M19: 6,156,850 km (0.114 R)
• M20: 6,719,787 km (0.11 R)
• M21: 7,131,929 km (0.057 R)
• M22: 7,467,776 km (0.065 R)
• M23: 7,937,962 km (0.079 R)
• M24: 8,024,430 km (0.088 R)
• M25: 8,111,346 km (0.111 R)
• M26: 8,461,854 km (0.099 R)
• M27: 9,405,817 km (0.12 R)
• M28: 9,635,449 km (0.095 R)
• M29: 9,960,226 km (0.069 R)
• M30: 10,525,257 km (0.11 R)
• M31: 11,588,300 km (0.118 R)
• M32: 11,983,388 km (0.06 R)
• M33: 13,815,513 km (0.094 R)
• M34: 14,234,387 km (0.069 R)
• M35: 14,924,183 km (0.057 R)
• M36: 16,834,847 km (0.076 R)
• M37: 17,451,340 km (0.085 R)
• M38: 17,847,325 km (0.038 R)
• M39: 18,189,306 km (0.072 R)
• M40: 18,533,381 km (0.069 R)
• M41: 18,937,445 km (0.11 R)
• M42: 19,227,964 km (0.037 R)
• M43: 20,761,940 km (0.066 R)
• M44: 21,302,138 km (0.115 R)
• M45: 21,604,326 km (0.112 R)
• M46: 22,457,782 km (0.076 R)
• M47: 22,703,721 km (0.099 R)
• M48: 23,322,308 km (0.053 R)
• M49: 24,134,774 km (0.03 R)
• M50: 24,449,827 km (0.106 R)
• M51: 24,829,656 km (0.1 R)
• M52: 25,659,176 km (0.059 R)
• M53: 27,083,797 km (0.076 R)
• M54: 28,069,796 km (0.063 R)
• M55: 29,335,544 km (0.105 R)
• M56: 29,469,883 km (0.081 R)
• M57: 29,874,096 km (0.091 R)
• M58: 30,348,022 km (0.099 R)
• M59: 30,688,058 km (0.077 R)
• M60: 30,892,708 km (0.03 R)
• M61: 31,097,807 km (0.106 R)
• M62: 32,476,501 km (0.107 R)
• M63: 34,016,162 km (0.12 R)
• M64: 34,581,941 km (0.105 R)
• M65: 35,579,460 km (0.119 R)
• M66: 36,803,619 km (0.094 R)
• M67: 37,821,932 km (0.102 R)
• M68: 38,187,998 km (0.036 R)
• M69: 38,408,057 km (0.069 R)
• M70: 38,628,713 km (0.104 R)
• M71: 39,515,081 km (0.069 R)
• M72: 40,109,882 km (0.095 R)
• M73: 41,082,567 km (0.073 R)
• M74: 42,214,574 km (0.112 R)
• M75: 43,280,459 km (0.118 R)
• M76: 46,687,551 km (0.068 R)
• M77: 49,298,931 km (0.095 R)
• M78: 52,608,784 km (0.115 R)
• M79: 54,910,347 km (0.097 R)
• M80: 55,407,760 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 315

Radius: 8

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 16.13 AU - 17.65 AU

Year: 24284 Days

Day: 15.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 66,842,769 km

• M1: 317,297 km (0.11 R)
• M2: 779,555 km (0.105 R)
• M3: 2,468,365 km (0.039 R)
• M4: 2,668,527 km (0.059 R)
• M5: 2,943,637 km (0.089 R)
• M6: 3,300,428 km (0.05 R)
• M7: 3,976,910 km (0.074 R)
• M8: 4,054,701 km (0.112 R)
• M9: 4,172,434 km (0.092 R)
• M10: 4,491,826 km (0.033 R)
• M11: 4,654,439 km (0.098 R)
• M12: 5,239,067 km (0.119 R)
• M13: 5,367,422 km (0.11 R)
• M14: 5,979,876 km (0.101 R)
• M15: 7,222,735 km (0.084 R)
• M16: 7,996,006 km (0.058 R)
• M17: 8,492,522 km (0.111 R)
• M18: 8,999,060 km (0.106 R)
• M19: 9,463,262 km (0.088 R)
• M20: 9,567,532 km (0.045 R)
• M21: 9,988,351 km (0.041 R)
• M22: 10,739,182 km (0.089 R)
• M23: 10,902,394 km (0.081 R)
• M24: 11,286,561 km (0.088 R)
• M25: 11,843,065 km (0.085 R)
• M26: 12,181,306 km (0.084 R)
• M27: 12,351,548 km (0.083 R)
• M28: 12,465,542 km (0.073 R)
• M29: 14,157,194 km (0.117 R)
• M30: 14,276,424 km (0.064 R)
• M31: 16,105,707 km (0.102 R)
• M32: 17,557,404 km (0.041 R)
• M33: 17,685,610 km (0.094 R)
• M34: 18,461,424 km (0.069 R)
• M35: 19,182,337 km (0.104 R)
• M36: 20,719,155 km (0.094 R)
• M37: 21,331,310 km (0.065 R)
• M38: 21,468,042 km (0.069 R)
• M39: 23,767,661 km (0.12 R)
• M40: 25,054,502 km (0.117 R)
• M41: 25,998,016 km (0.098 R)
• M42: 26,217,326 km (0.054 R)
• M43: 26,363,932 km (0.1 R)
• M44: 26,879,147 km (0.053 R)
• M45: 28,520,086 km (0.098 R)
• M46: 29,276,602 km (0.098 R)
• M47: 29,963,107 km (0.044 R)
• M48: 30,116,295 km (0.082 R)
• M49: 32,132,575 km (0.113 R)
• M50: 32,761,634 km (0.105 R)
• M51: 32,840,622 km (0.107 R)
• M52: 33,394,882 km (0.119 R)
• M53: 34,271,975 km (0.072 R)
• M54: 34,753,680 km (0.059 R)
• M55: 35,642,590 km (0.065 R)
• M56: 36,702,790 km (0.076 R)
• M57: 37,360,273 km (0.041 R)
• M58: 37,773,163 km (0.087 R)
• M59: 40,029,099 km (0.097 R)
• M60: 40,282,368 km (0.057 R)
• M61: 40,451,563 km (0.085 R)
• M62: 41,899,222 km (0.055 R)
• M63: 42,672,493 km (0.077 R)
• M64: 42,758,811 km (0.102 R)
• M65: 43,884,685 km (0.113 R)
• M66: 44,320,464 km (0.092 R)
• M67: 44,582,559 km (0.03 R)
• M68: 44,669,924 km (0.095 R)
• M69: 49,568,506 km (0.042 R)
• M70: 51,942,774 km (0.107 R)
• M71: 52,588,289 km (0.089 R)
• M72: 55,290,924 km (0.063 R)
• M73: 55,573,066 km (0.098 R)
• M74: 55,855,656 km (0.118 R)
• M75: 57,180,944 km (0.085 R)
• M76: 58,708,188 km (0.103 R)
• M77: 59,284,290 km (0.115 R)
• M78: 59,765,845 km (0.074 R)
• M79: 61,315,530 km (0.097 R)
• M80: 61,900,158 km (0.083 R)
• M81: 62,388,595 km (0.112 R)
• M82: 63,074,801 km (0.045 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 16,365 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit