🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.79 AU - 1.07 AU

Year: 315 Days

Day: 35.3 Hours

Environment

Temp: 138 °C

Axial Tilt: 57.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,543,623 km

• M1: 138,228 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.36 AU - 1.38 AU

Year: 564 Days

Day: 29.7 Hours

Environment

Temp: 17 °C

Axial Tilt: 9.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.46 AU - 1.78 AU

Year: 725 Days

Day: 13.9 Hours

Environment

Temp: -39 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.01 AU - 2.75 AU

Year: 1290 Days

Day: 24.7 Hours

Environment

Temp: -74 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.71 AU - 6.15 AU

Year: 3847 Days

Day: 44.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.7

Radius: 14.9

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 5.16 AU - 6.16 AU

Year: 4733 Days

Day: 13 Hours

Environment

Temp: -148 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 45,543,623 km

• M1: 186,249 km (0.098 R)
• M2: 300,243 km (0.117 R)
• M3: 490,531 km (0.074 R)
• M4: 595,250 km (0.115 R)
• M5: 898,335 km (0.116 R)
• M6: 1,267,992 km (0.081 R)
• M7: 1,668,764 km (0.106 R)
• M8: 1,875,509 km (0.109 R)
• M9: 2,054,577 km (0.094 R)
• M10: 2,277,328 km (0.114 R)
• M11: 2,449,665 km (0.09 R)
• M12: 2,828,297 km (0.109 R)
• M13: 3,225,928 km (0.064 R)
• M14: 3,508,519 km (0.107 R)
• M15: 3,664,101 km (0.096 R)
• M16: 4,074,896 km (0.082 R)
• M17: 4,191,732 km (0.094 R)
• M18: 4,842,034 km (0.118 R)
• M19: 5,242,508 km (0.08 R)
• M20: 5,732,142 km (0.067 R)
• M21: 5,969,254 km (0.109 R)
• M22: 7,034,241 km (0.088 R)
• M23: 7,574,439 km (0.116 R)
• M24: 7,776,845 km (0.079 R)
• M25: 8,010,368 km (0.084 R)
• M26: 8,335,444 km (0.085 R)
• M27: 8,484,593 km (0.036 R)
• M28: 8,876,689 km (0.11 R)
• M29: 9,336,403 km (0.095 R)
• M30: 9,835,611 km (0.096 R)
• M31: 10,025,002 km (0.069 R)
• M32: 10,120,146 km (0.039 R)
• M33: 10,697,594 km (0.114 R)
• M34: 12,630,399 km (0.114 R)
• M35: 12,733,172 km (0.101 R)
• M36: 13,217,121 km (0.093 R)
• M37: 13,883,580 km (0.066 R)
• M38: 14,560,959 km (0.077 R)
• M39: 14,705,022 km (0.112 R)
• M40: 15,763,128 km (0.113 R)
• M41: 17,377,139 km (0.038 R)
• M42: 17,568,176 km (0.094 R)
• M43: 17,913,896 km (0.116 R)
• M44: 18,534,129 km (0.063 R)
• M45: 19,003,866 km (0.12 R)
• M46: 19,676,159 km (0.047 R)
• M47: 20,275,897 km (0.079 R)
• M48: 20,517,498 km (0.096 R)
• M49: 20,679,063 km (0.115 R)
• M50: 21,044,232 km (0.116 R)
• M51: 21,329,664 km (0.087 R)
• M52: 21,616,444 km (0.085 R)
• M53: 22,110,864 km (0.094 R)
• M54: 23,321,560 km (0.07 R)
• M55: 23,701,539 km (0.092 R)
• M56: 23,998,640 km (0.099 R)
• M57: 24,126,247 km (0.092 R)
• M58: 24,296,938 km (0.103 R)
• M59: 24,553,648 km (0.064 R)
• M60: 24,768,171 km (0.036 R)
• M61: 25,329,014 km (0.053 R)
• M62: 26,024,943 km (0.057 R)
• M63: 26,331,469 km (0.074 R)
• M64: 26,463,115 km (0.118 R)
• M65: 27,036,524 km (0.116 R)
• M66: 27,747,712 km (0.08 R)
• M67: 28,735,806 km (0.087 R)
• M68: 28,871,491 km (0.113 R)
• M69: 29,325,072 km (0.087 R)
• M70: 30,469,496 km (0.106 R)
• M71: 30,746,402 km (0.102 R)
• M72: 30,931,454 km (0.103 R)
• M73: 31,070,431 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.2

Radius: 8.3

Gravity: 9.1 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 9.01 AU - 9.59 AU

Year: 9968 Days

Day: 14.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 45,543,623 km

• M1: 164,109 km (0.111 R)
• M2: 320,289 km (0.11 R)
• M3: 419,772 km (0.098 R)
• M4: 502,050 km (0.07 R)
• M5: 590,612 km (0.057 R)
• M6: 652,696 km (0.108 R)
• M7: 767,287 km (0.093 R)
• M8: 924,964 km (0.088 R)
• M9: 1,375,403 km (0.073 R)
• M10: 1,525,001 km (0.079 R)
• M11: 1,725,163 km (0.027 R)
• M12: 2,102,299 km (0.049 R)
• M13: 2,175,901 km (0.097 R)
• M14: 2,376,362 km (0.044 R)
• M15: 2,822,463 km (0.066 R)
• M16: 3,642,259 km (0.109 R)
• M17: 3,731,120 km (0.096 R)
• M18: 4,002,042 km (0.098 R)
• M19: 4,983,404 km (0.102 R)
• M20: 5,148,411 km (0.11 R)
• M21: 5,348,872 km (0.054 R)
• M22: 5,861,245 km (0.032 R)
• M23: 6,070,682 km (0.106 R)
• M24: 6,859,212 km (0.1 R)
• M25: 7,154,069 km (0.081 R)
• M26: 8,335,145 km (0.102 R)
• M27: 9,290,626 km (0.103 R)
• M28: 9,698,879 km (0.109 R)
• M29: 10,490,850 km (0.094 R)
• M30: 10,915,857 km (0.079 R)
• M31: 11,044,512 km (0.113 R)
• M32: 11,651,430 km (0.09 R)
• M33: 11,914,872 km (0.089 R)
• M34: 12,224,839 km (0.09 R)
• M35: 12,492,469 km (0.064 R)
• M36: 12,807,223 km (0.098 R)
• M37: 13,490,586 km (0.087 R)
• M38: 13,582,589 km (0.11 R)
• M39: 15,083,056 km (0.087 R)
• M40: 15,226,370 km (0.106 R)
• M41: 15,659,157 km (0.1 R)
• M42: 16,585,916 km (0.059 R)
• M43: 17,430,246 km (0.115 R)
• M44: 18,390,365 km (0.098 R)
• M45: 18,697,191 km (0.092 R)
• M46: 18,851,276 km (0.079 R)
• M47: 18,954,200 km (0.058 R)
• M48: 19,212,256 km (0.049 R)
• M49: 19,367,688 km (0.085 R)
• M50: 19,419,599 km (0.036 R)
• M51: 20,256,300 km (0.085 R)
• M52: 22,399,140 km (0.088 R)
• M53: 22,891,167 km (0.04 R)
• M54: 23,111,076 km (0.05 R)
• M55: 23,719,191 km (0.117 R)
• M56: 23,774,692 km (0.069 R)
• M57: 23,941,643 km (0.108 R)
• M58: 24,951,130 km (0.102 R)
• M59: 27,418,597 km (0.119 R)
• M60: 27,827,598 km (0.091 R)
• M61: 29,126,107 km (0.117 R)
• M62: 29,304,727 km (0.104 R)
• M63: 29,483,646 km (0.092 R)
• M64: 30,263,350 km (0.063 R)
• M65: 30,928,462 km (0.089 R)
• M66: 32,952,372 km (0.115 R)
• M67: 33,387,253 km (0.088 R)
• M68: 33,636,632 km (0.11 R)
• M69: 34,074,356 km (0.106 R)
• M70: 34,514,024 km (0.102 R)
• M71: 36,291,546 km (0.099 R)
• M72: 36,355,574 km (0.11 R)
• M73: 36,419,602 km (0.027 R)
• M74: 36,740,489 km (0.107 R)
• M75: 38,163,614 km (0.079 R)
• M76: 38,881,983 km (0.097 R)
• M77: 40,398,307 km (0.102 R)
• M78: 41,330,750 km (0.033 R)
• M79: 41,799,590 km (0.09 R)
• M80: 41,933,929 km (0.117 R)
• M81: 42,068,268 km (0.097 R)
• M82: 42,877,891 km (0.078 R)
• M83: 42,945,659 km (0.047 R)
• M84: 43,284,648 km (0.087 R)
• M85: 43,897,102 km (0.102 R)
• M86: 44,512,547 km (0.118 R)
• M87: 44,718,244 km (0.067 R)
• M88: 44,786,910 km (0.081 R)
• M89: 45,130,686 km (0.101 R)
• M90: 45,544,473 km (0.104 R)
• M91: 46,236,812 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.5

Radius: 12.8

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 9.93 AU - 15.31 AU

Year: 15757 Days

Day: 14.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 45,543,623 km

• M1: 200,461 km (0.066 R)
• M2: 334,650 km (0.118 R)
• M3: 784,641 km (0.118 R)
• M4: 1,071,121 km (0.094 R)
• M5: 1,250,189 km (0.083 R)
• M6: 1,343,688 km (0.036 R)
• M7: 1,742,366 km (0.086 R)
• M8: 2,065,498 km (0.108 R)
• M9: 3,476,056 km (0.109 R)
• M10: 7,281,527 km (0.097 R)
• M11: 7,629,043 km (0.09 R)
• M12: 8,430,438 km (0.108 R)
• M13: 8,566,722 km (0.051 R)
• M14: 9,873,160 km (0.102 R)
• M15: 10,500,873 km (0.03 R)
• M16: 11,191,267 km (0.113 R)
• M17: 11,794,745 km (0.095 R)
• M18: 12,049,360 km (0.086 R)
• M19: 12,876,338 km (0.102 R)
• M20: 12,980,906 km (0.064 R)
• M21: 13,455,431 km (0.1 R)
• M22: 13,561,645 km (0.047 R)
• M23: 13,774,972 km (0.103 R)
• M24: 17,163,364 km (0.084 R)
• M25: 18,979,033 km (0.04 R)
• M26: 19,457,447 km (0.064 R)
• M27: 19,638,012 km (0.093 R)
• M28: 19,758,588 km (0.091 R)
• M29: 20,121,961 km (0.115 R)
• M30: 21,348,963 km (0.098 R)
• M31: 21,472,979 km (0.063 R)
• M32: 21,721,760 km (0.105 R)
• M33: 22,284,996 km (0.102 R)
• M34: 22,726,460 km (0.104 R)
• M35: 23,618,063 km (0.067 R)
• M36: 24,456,260 km (0.077 R)
• M37: 25,172,983 km (0.115 R)
• M38: 25,304,181 km (0.073 R)
• M39: 27,499,529 km (0.067 R)
• M40: 28,040,924 km (0.068 R)
• M41: 28,381,110 km (0.113 R)
• M42: 28,585,909 km (0.105 R)
• M43: 28,722,642 km (0.092 R)
• M44: 29,409,745 km (0.12 R)
• M45: 31,081,052 km (0.088 R)
• M46: 31,715,646 km (0.105 R)
• M47: 31,928,075 km (0.096 R)
• M48: 32,141,103 km (0.068 R)
• M49: 32,568,504 km (0.1 R)
• M50: 32,926,043 km (0.11 R)
• M51: 33,284,928 km (0.077 R)
• M52: 34,151,548 km (0.102 R)
• M53: 34,369,363 km (0.111 R)
• M54: 35,980,831 km (0.102 R)
• M55: 36,498,739 km (0.098 R)
• M56: 38,217,768 km (0.119 R)
• M57: 38,670,601 km (0.055 R)
• M58: 38,897,690 km (0.084 R)
• M59: 40,192,610 km (0.094 R)
• M60: 40,576,178 km (0.087 R)
• M61: 41,347,056 km (0.118 R)
• M62: 41,656,724 km (0.099 R)
• M63: 42,122,721 km (0.088 R)
• M64: 42,668,454 km (0.027 R)
• M65: 43,138,192 km (0.117 R)
• M66: 43,452,347 km (0.097 R)
• M67: 44,795,736 km (0.117 R)
• M68: 45,193,367 km (0.115 R)
• M69: 45,273,103 km (0.102 R)
• M70: 45,352,838 km (0.085 R)
• M71: 46,957,276 km (0.105 R)
• M72: 47,604,286 km (0.081 R)
• M73: 47,685,368 km (0.05 R)
• M74: 48,825,304 km (0.098 R)
• M75: 49,316,584 km (0.088 R)
• M76: 50,551,963 km (0.111 R)
• M77: 51,214,981 km (0.08 R)
• M78: 52,382,293 km (0.093 R)
• M79: 53,389,834 km (0.079 R)
• M80: 53,642,655 km (0.12 R)
• M81: 54,149,642 km (0.114 R)
• M82: 54,658,125 km (0.04 R)
• M83: 56,364,738 km (0.116 R)
• M84: 56,880,102 km (0.042 R)
• M85: 57,483,431 km (0.056 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 105.7

Radius: 7

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 16.08 AU - 16.94 AU

Year: 23578 Days

Day: 17.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 45,543,623 km

• M1: 139,425 km (0.113 R)
• M2: 946,955 km (0.104 R)
• M3: 1,077,254 km (0.107 R)
• M4: 1,233,434 km (0.112 R)
• M5: 1,611,618 km (0.098 R)
• M6: 3,051,049 km (0.032 R)
• M7: 3,911,386 km (0.066 R)
• M8: 4,777,707 km (0.082 R)
• M9: 9,098,991 km (0.1 R)
• M10: 9,539,856 km (0.094 R)
• M11: 10,777,180 km (0.104 R)
• M12: 10,861,553 km (0.106 R)
• M13: 12,904,462 km (0.107 R)
• M14: 13,444,660 km (0.051 R)
• M15: 13,717,676 km (0.077 R)
• M16: 13,854,708 km (0.114 R)
• M17: 14,454,296 km (0.058 R)
• M18: 15,583,311 km (0.104 R)
• M19: 15,869,941 km (0.098 R)
• M20: 16,400,115 km (0.116 R)
• M21: 17,428,152 km (0.081 R)
• M22: 18,074,864 km (0.068 R)
• M23: 19,443,235 km (0.104 R)
• M24: 19,700,394 km (0.105 R)
• M25: 19,803,467 km (0.038 R)
• M26: 20,949,835 km (0.082 R)
• M27: 21,797,008 km (0.076 R)
• M28: 22,493,536 km (0.083 R)
• M29: 22,547,391 km (0.114 R)
• M30: 22,817,415 km (0.105 R)
• M31: 24,515,650 km (0.094 R)
• M32: 25,183,904 km (0.082 R)
• M33: 28,789,063 km (0.063 R)
• M34: 28,906,198 km (0.101 R)
• M35: 31,100,500 km (0.084 R)
• M36: 32,187,179 km (0.109 R)
• M37: 32,979,748 km (0.108 R)
• M38: 33,532,213 km (0.108 R)
• M39: 36,276,885 km (0.096 R)
• M40: 37,228,926 km (0.066 R)
• M41: 38,833,812 km (0.101 R)
• M42: 38,963,214 km (0.109 R)
• M43: 43,245,154 km (0.116 R)

Kuiper Belt

Range: 31.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 19,762 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit