🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.57 AU - 0.77 AU

Year: 202 Days

Day: 21.5 Hours

Environment

Temp: 125 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.72 AU - 0.86 AU

Year: 259 Days

Day: 17 Hours

Environment

Temp: 88 °C

Axial Tilt: 25.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.09 AU - 1.19 AU

Year: 449 Days

Day: 13.1 Hours

Environment

Temp: -2 °C

Axial Tilt: 46.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 111,686,164 km

• M1: 255,663 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.37 AU - 1.57 AU

Year: 658 Days

Day: 46.8 Hours

Environment

Temp: -46 °C

Axial Tilt: 47.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 111,686,164 km

• M1: 267,631 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.79 AU - 2.89 AU

Year: 1321 Days

Day: 24.5 Hours

Environment

Temp: -95 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 111,686,164 km

• M1: 467,942 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 492

Radius: 4.6

Gravity: 23.25 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 13.7 AU - 16.58 AU

Year: 21735 Days

Day: 15.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 111,686,164 km

• M1: 276,158 km (0.117 R)
• M2: 632,949 km (0.094 R)
• M3: 676,631 km (0.069 R)
• M4: 721,511 km (0.101 R)
• M5: 790,475 km (0.052 R)
• M6: 910,602 km (0.064 R)
• M7: 1,010,982 km (0.116 R)
• M8: 1,625,082 km (0.098 R)
• M9: 1,904,082 km (0.099 R)
• M10: 2,401,794 km (0.066 R)
• M11: 2,505,914 km (0.11 R)
• M12: 2,647,134 km (0.098 R)
• M13: 3,786,920 km (0.096 R)
• M14: 3,949,085 km (0.115 R)
• M15: 4,534,461 km (0.101 R)
• M16: 4,706,648 km (0.096 R)
• M17: 4,793,565 km (0.097 R)
• M18: 6,591,282 km (0.112 R)
• M19: 6,786,358 km (0.108 R)
• M20: 7,332,390 km (0.12 R)
• M21: 7,841,023 km (0.067 R)
• M22: 8,203,947 km (0.107 R)
• M23: 8,361,025 km (0.043 R)
• M24: 8,413,683 km (0.099 R)
• M25: 9,215,977 km (0.107 R)
• M26: 10,042,505 km (0.09 R)
• M27: 10,606,489 km (0.091 R)
• M28: 11,706,333 km (0.093 R)
• M29: 11,883,307 km (0.08 R)
• M30: 12,479,454 km (0.105 R)
• M31: 13,024,290 km (0.106 R)
• M32: 13,207,697 km (0.116 R)
• M33: 13,576,904 km (0.064 R)
• M34: 14,388,622 km (0.116 R)
• M35: 15,667,684 km (0.089 R)
• M36: 15,927,984 km (0.035 R)
• M37: 16,058,583 km (0.103 R)
• M38: 16,916,228 km (0.084 R)
• M39: 17,317,150 km (0.088 R)
• M40: 18,264,554 km (0.03 R)
• M41: 20,138,865 km (0.117 R)
• M42: 23,991,459 km (0.081 R)
• M43: 24,592,244 km (0.078 R)
• M44: 25,122,120 km (0.039 R)
• M45: 25,426,552 km (0.058 R)
• M46: 25,808,774 km (0.047 R)
• M47: 26,424,369 km (0.108 R)
• M48: 27,984,226 km (0.094 R)
• M49: 28,616,577 km (0.094 R)
• M50: 28,695,864 km (0.027 R)
• M51: 29,173,679 km (0.064 R)
• M52: 30,056,307 km (0.119 R)
• M53: 30,217,723 km (0.051 R)
• M54: 30,298,655 km (0.073 R)
• M55: 32,094,877 km (0.073 R)
• M56: 33,172,281 km (0.082 R)
• M57: 35,107,628 km (0.065 R)
• M58: 36,906,393 km (0.045 R)
• M59: 38,034,810 km (0.079 R)
• M60: 38,910,406 km (0.056 R)
• M61: 40,770,955 km (0.088 R)
• M62: 41,667,046 km (0.116 R)
• M63: 43,478,676 km (0.107 R)
• M64: 44,762,076 km (0.042 R)
• M65: 45,223,436 km (0.094 R)
• M66: 45,500,940 km (0.069 R)
• M67: 45,779,043 km (0.057 R)
• M68: 48,307,546 km (0.057 R)
• M69: 49,065,409 km (0.071 R)
• M70: 50,977,120 km (0.115 R)
• M71: 51,169,652 km (0.086 R)
• M72: 51,458,825 km (0.094 R)
• M73: 52,718,439 km (0.088 R)
• M74: 54,282,635 km (0.116 R)
• M75: 56,756,983 km (0.094 R)
• M76: 57,456,353 km (0.065 R)
• M77: 57,857,276 km (0.085 R)
• M78: 58,058,036 km (0.119 R)
• M79: 58,158,566 km (0.064 R)
• M80: 58,561,134 km (0.096 R)
• M81: 59,977,227 km (0.051 R)
• M82: 62,637,077 km (0.079 R)
• M83: 62,843,223 km (0.114 R)
• M84: 63,256,412 km (0.088 R)
• M85: 63,877,692 km (0.087 R)
• M86: 66,488,026 km (0.077 R)
• M87: 66,908,994 km (0.076 R)
• M88: 67,225,244 km (0.115 R)
• M89: 67,647,559 km (0.062 R)
• M90: 68,070,921 km (0.109 R)
• M91: 68,813,824 km (0.037 R)
• M92: 69,773,045 km (0.074 R)
• M93: 71,058,689 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 762.6

Radius: 6.9

Gravity: 16.02 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 19.19 AU - 19.27 AU

Year: 31113 Days

Day: 23.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 111,686,164 km

• M1: 95,294 km (0.064 R)
• M2: 503,995 km (0.095 R)
• M3: 996,471 km (0.089 R)
• M4: 1,879,548 km (0.097 R)
• M5: 2,479,585 km (0.053 R)
• M6: 3,633,882 km (0.036 R)
• M7: 4,051,110 km (0.116 R)
• M8: 4,930,447 km (0.11 R)
• M9: 5,987,505 km (0.066 R)
• M10: 6,048,242 km (0.11 R)
• M11: 6,856,370 km (0.117 R)
• M12: 7,047,705 km (0.082 R)
• M13: 7,305,612 km (0.046 R)
• M14: 7,566,511 km (0.109 R)
• M15: 8,164,753 km (0.086 R)
• M16: 8,232,221 km (0.11 R)
• M17: 8,503,741 km (0.104 R)
• M18: 11,983,986 km (0.054 R)
• M19: 12,601,975 km (0.115 R)
• M20: 13,389,009 km (0.072 R)
• M21: 13,788,585 km (0.118 R)
• M22: 14,354,364 km (0.043 R)
• M23: 15,592,287 km (0.091 R)
• M24: 15,928,284 km (0.079 R)
• M25: 16,181,702 km (0.114 R)
• M26: 16,351,346 km (0.113 R)
• M27: 17,382,225 km (0.071 R)
• M28: 17,556,058 km (0.114 R)
• M29: 18,080,997 km (0.092 R)
• M30: 19,958,600 km (0.084 R)
• M31: 20,782,136 km (0.079 R)
• M32: 23,414,311 km (0.073 R)
• M33: 24,185,488 km (0.038 R)
• M34: 24,574,143 km (0.062 R)
• M35: 24,769,219 km (0.084 R)
• M36: 25,259,301 km (0.112 R)
• M37: 25,554,907 km (0.098 R)
• M38: 28,266,218 km (0.087 R)
• M39: 29,190,135 km (0.1 R)
• M40: 31,914,312 km (0.076 R)
• M41: 32,340,666 km (0.105 R)
• M42: 32,447,479 km (0.065 R)
• M43: 34,064,482 km (0.087 R)
• M44: 34,282,147 km (0.114 R)
• M45: 34,500,111 km (0.11 R)
• M46: 36,261,028 km (0.108 R)
• M47: 37,264,231 km (0.056 R)
• M48: 37,825,672 km (0.114 R)
• M49: 38,843,087 km (0.056 R)
• M50: 41,599,877 km (0.099 R)
• M51: 41,948,889 km (0.08 R)
• M52: 42,884,324 km (0.074 R)
• M53: 43,708,459 km (0.083 R)
• M54: 46,573,707 km (0.044 R)
• M55: 46,936,033 km (0.09 R)
• M56: 47,057,057 km (0.08 R)
• M57: 47,785,300 km (0.029 R)
• M58: 48,272,839 km (0.071 R)
• M59: 49,992,168 km (0.07 R)
• M60: 50,239,453 km (0.112 R)
• M61: 50,487,187 km (0.077 R)
• M62: 50,735,220 km (0.095 R)
• M63: 51,357,248 km (0.053 R)
• M64: 51,856,606 km (0.094 R)
• M65: 53,617,074 km (0.095 R)
• M66: 55,269,382 km (0.068 R)
• M67: 57,973,513 km (0.081 R)
• M68: 58,363,365 km (0.112 R)
• M69: 60,720,429 km (0.063 R)
• M70: 63,509,532 km (0.106 R)
• M71: 63,643,422 km (0.092 R)
• M72: 65,527,159 km (0.097 R)
• M73: 65,662,395 km (0.098 R)
• M74: 68,661,533 km (0.086 R)
• M75: 68,798,864 km (0.09 R)
• M76: 69,763,172 km (0.105 R)
• M77: 69,901,251 km (0.087 R)
• M78: 73,945,928 km (0.064 R)
• M79: 76,921,729 km (0.103 R)
• M80: 78,065,704 km (0.1 R)
• M81: 80,660,180 km (0.052 R)
• M82: 81,095,211 km (0.081 R)
• M83: 82,405,389 km (0.087 R)
• M84: 82,697,404 km (0.118 R)
• M85: 83,575,842 km (0.073 R)
• M86: 85,046,539 km (0.087 R)
• M87: 87,119,816 km (0.063 R)
• M88: 87,417,366 km (0.054 R)
• M89: 90,110,577 km (0.118 R)
• M90: 91,618,523 km (0.104 R)
• M91: 93,286,839 km (0.08 R)
• M92: 93,743,561 km (0.06 R)
• M93: 100,683,257 km (0.078 R)
• M94: 101,621,086 km (0.026 R)
• M95: 102,247,751 km (0.114 R)
• M96: 102,875,913 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 848

Radius: 5

Gravity: 33.92 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 16.11 AU - 23.05 AU

Year: 31967 Days

Day: 15.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (99)

Outer Limit: 111,686,164 km

• M1: 65,673 km (0.048 R)
• M2: 190,887 km (0.074 R)
• M3: 530,175 km (0.068 R)
• M4: 731,384 km (0.065 R)
• M5: 793,018 km (0.041 R)
• M6: 921,822 km (0.045 R)
• M7: 1,199,625 km (0.033 R)
• M8: 1,661,883 km (0.061 R)
• M9: 2,877,365 km (0.065 R)
• M10: 3,025,916 km (0.045 R)
• M11: 3,228,023 km (0.046 R)
• M12: 4,472,228 km (0.08 R)
• M13: 4,644,415 km (0.097 R)
• M14: 4,995,372 km (0.067 R)
• M15: 5,972,097 km (0.05 R)
• M16: 9,748,096 km (0.089 R)
• M17: 10,574,924 km (0.108 R)
• M18: 11,112,579 km (0.119 R)
• M19: 12,859,732 km (0.065 R)
• M20: 13,022,644 km (0.081 R)
• M21: 14,690,212 km (0.109 R)
• M22: 16,335,489 km (0.108 R)
• M23: 18,587,535 km (0.041 R)
• M24: 19,515,341 km (0.099 R)
• M25: 20,363,113 km (0.111 R)
• M26: 21,996,871 km (0.1 R)
• M27: 22,485,458 km (0.044 R)
• M28: 22,878,750 km (0.104 R)
• M29: 24,677,066 km (0.104 R)
• M30: 25,082,776 km (0.081 R)
• M31: 26,831,575 km (0.113 R)
• M32: 27,248,803 km (0.108 R)
• M33: 27,563,108 km (0.093 R)
• M34: 28,406,990 km (0.095 R)
• M35: 30,445,261 km (0.06 R)
• M36: 30,880,292 km (0.112 R)
• M37: 36,489,314 km (0.059 R)
• M38: 37,881,322 km (0.119 R)
• M39: 38,232,129 km (0.069 R)
• M40: 38,936,735 km (0.044 R)
• M41: 39,882,942 km (0.117 R)
• M42: 40,597,571 km (0.066 R)
• M43: 40,717,100 km (0.088 R)
• M44: 40,956,456 km (0.111 R)
• M45: 43,131,759 km (0.107 R)
• M46: 44,233,547 km (0.058 R)
• M47: 46,839,991 km (0.085 R)
• M48: 46,965,354 km (0.114 R)
• M49: 47,342,041 km (0.119 R)
• M50: 48,224,968 km (0.059 R)
• M51: 48,858,964 km (0.066 R)
• M52: 49,368,195 km (0.085 R)
• M53: 50,135,183 km (0.086 R)
• M54: 51,164,117 km (0.09 R)
• M55: 52,720,384 km (0.03 R)
• M56: 55,083,881 km (0.107 R)
• M57: 57,347,596 km (0.112 R)
• M58: 58,828,615 km (0.101 R)
• M59: 58,963,851 km (0.08 R)
• M60: 62,930,887 km (0.084 R)
• M61: 63,069,116 km (0.066 R)
• M62: 63,346,171 km (0.117 R)
• M63: 65,856,872 km (0.093 R)
• M64: 66,983,045 km (0.11 R)
• M65: 68,257,768 km (0.086 R)
• M66: 68,969,406 km (0.025 R)
• M67: 69,397,555 km (0.071 R)
• M68: 70,400,010 km (0.067 R)
• M69: 70,543,474 km (0.09 R)
• M70: 72,709,203 km (0.118 R)
• M71: 73,873,074 km (0.099 R)
• M72: 75,630,400 km (0.09 R)
• M73: 75,777,455 km (0.055 R)
• M74: 76,661,878 km (0.106 R)
• M75: 79,036,893 km (0.093 R)
• M76: 79,484,939 km (0.074 R)
• M77: 79,634,537 km (0.081 R)
• M78: 79,784,135 km (0.101 R)
• M79: 82,947,681 km (0.091 R)
• M80: 83,859,031 km (0.064 R)
• M81: 84,315,903 km (0.067 R)
• M82: 84,621,083 km (0.117 R)
• M83: 87,383,258 km (0.031 R)
• M84: 88,620,432 km (0.105 R)
• M85: 88,775,416 km (0.097 R)
• M86: 89,707,560 km (0.097 R)
• M87: 94,892,323 km (0.082 R)
• M88: 96,004,434 km (0.044 R)
• M89: 96,163,755 km (0.11 R)
• M90: 96,482,548 km (0.113 R)
• M91: 97,600,792 km (0.11 R)
• M92: 98,884,193 km (0.104 R)
• M93: 102,279,615 km (0.089 R)
• M94: 103,093,727 km (0.055 R)
• M95: 103,746,423 km (0.026 R)
• M96: 107,196,000 km (0.104 R)
• M97: 109,350,359 km (0.069 R)
• M98: 109,682,915 km (0.111 R)
• M99: 109,849,417 km (0.119 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 12,099 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit