🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.44 AU - 0.7 AU

Year: 161 Days

Day: 19.7 Hours

Environment

Temp: 184 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,213,726 km

• M1: 284,386 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.56 AU - 1.96 AU

Year: 875 Days

Day: 17.7 Hours

Environment

Temp: -58 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.95 AU - 2.37 AU

Year: 1190 Days

Day: 18.2 Hours

Environment

Temp: -90 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,213,726 km

• M1: 1,033,272 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.17 AU - 2.75 AU

Year: 1446 Days

Day: 25.5 Hours

Environment

Temp: -103 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,213,726 km

• M1: 159,471 km (0.058 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.01 AU - 4.31 AU

Year: 3180 Days

Day: 19.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.7

Radius: 11

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 7.27 AU - 7.45 AU

Year: 7482 Days

Day: 10.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 67,213,726 km

• M1: 181,462 km (0.103 R)
• M2: 277,953 km (0.049 R)
• M3: 368,759 km (0.094 R)
• M4: 453,581 km (0.062 R)
• M5: 536,009 km (0.061 R)
• M6: 624,422 km (0.094 R)
• M7: 694,583 km (0.078 R)
• M8: 805,585 km (0.072 R)
• M9: 1,296,116 km (0.042 R)
• M10: 1,581,249 km (0.093 R)
• M11: 1,765,554 km (0.053 R)
• M12: 1,834,369 km (0.051 R)
• M13: 1,957,039 km (0.119 R)
• M14: 2,322,806 km (0.093 R)
• M15: 2,871,232 km (0.119 R)
• M16: 2,973,407 km (0.076 R)
• M17: 3,722,444 km (0.106 R)
• M18: 3,834,044 km (0.096 R)
• M19: 4,106,761 km (0.058 R)
• M20: 4,268,775 km (0.107 R)
• M21: 4,647,258 km (0.096 R)
• M22: 4,791,919 km (0.063 R)
• M23: 4,913,692 km (0.115 R)
• M24: 4,987,144 km (0.078 R)
• M25: 5,461,669 km (0.068 R)
• M26: 5,924,524 km (0.114 R)
• M27: 6,346,690 km (0.111 R)
• M28: 6,669,671 km (0.108 R)
• M29: 6,915,461 km (0.05 R)
• M30: 7,303,817 km (0.055 R)
• M31: 7,784,924 km (0.076 R)
• M32: 7,899,665 km (0.095 R)
• M33: 7,986,133 km (0.103 R)
• M34: 8,159,816 km (0.117 R)
• M35: 8,422,959 km (0.118 R)
• M36: 8,599,783 km (0.065 R)
• M37: 8,897,483 km (0.103 R)
• M38: 9,533,573 km (0.071 R)
• M39: 9,687,210 km (0.083 R)
• M40: 9,841,595 km (0.118 R)
• M41: 10,404,382 km (0.114 R)
• M42: 10,499,227 km (0.113 R)
• M43: 10,626,086 km (0.089 R)
• M44: 11,138,758 km (0.087 R)
• M45: 11,889,889 km (0.096 R)
• M46: 12,522,688 km (0.053 R)
• M47: 12,826,372 km (0.096 R)
• M48: 13,509,735 km (0.098 R)
• M49: 13,613,257 km (0.115 R)
• M50: 13,682,371 km (0.077 R)
• M51: 14,064,893 km (0.112 R)
• M52: 15,161,894 km (0.026 R)
• M53: 16,212,819 km (0.079 R)
• M54: 17,100,383 km (0.064 R)
• M55: 17,927,809 km (0.084 R)
• M56: 18,155,646 km (0.051 R)
• M57: 18,768,250 km (0.093 R)
• M58: 19,348,689 km (0.083 R)
• M59: 19,738,841 km (0.097 R)
• M60: 20,171,029 km (0.112 R)
• M61: 20,885,060 km (0.09 R)
• M62: 20,964,945 km (0.109 R)
• M63: 21,245,291 km (0.117 R)
• M64: 22,012,279 km (0.066 R)
• M65: 23,698,247 km (0.075 R)
• M66: 23,865,049 km (0.108 R)
• M67: 23,948,525 km (0.105 R)
• M68: 24,283,474 km (0.086 R)
• M69: 25,127,655 km (0.063 R)
• M70: 25,468,140 km (0.101 R)
• M71: 25,724,401 km (0.089 R)
• M72: 26,455,187 km (0.071 R)
• M73: 26,975,189 km (0.088 R)
• M74: 27,236,536 km (0.097 R)
• M75: 27,586,147 km (0.087 R)
• M76: 27,717,643 km (0.116 R)
• M77: 28,555,541 km (0.095 R)
• M78: 28,732,964 km (0.069 R)
• M79: 29,088,857 km (0.097 R)
• M80: 29,222,747 km (0.087 R)
• M81: 29,312,057 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.7

Radius: 11

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 7.74 AU - 11.78 AU

Year: 11426 Days

Day: 7.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 67,213,726 km

• M1: 248,183 km (0.039 R)
• M2: 345,272 km (0.11 R)
• M3: 469,588 km (0.101 R)
• M4: 1,065,586 km (0.105 R)
• M5: 1,789,490 km (0.103 R)
• M6: 1,928,317 km (0.057 R)
• M7: 2,038,720 km (0.108 R)
• M8: 2,315,925 km (0.106 R)
• M9: 2,746,019 km (0.114 R)
• M10: 2,835,029 km (0.032 R)
• M11: 3,485,481 km (0.114 R)
• M12: 3,640,614 km (0.115 R)
• M13: 3,837,784 km (0.113 R)
• M14: 4,492,424 km (0.12 R)
• M15: 5,006,293 km (0.036 R)
• M16: 5,426,364 km (0.061 R)
• M17: 5,674,696 km (0.092 R)
• M18: 6,066,194 km (0.101 R)
• M19: 6,159,543 km (0.112 R)
• M20: 6,948,073 km (0.065 R)
• M21: 7,416,614 km (0.066 R)
• M22: 7,768,468 km (0.097 R)
• M23: 9,717,279 km (0.096 R)
• M24: 10,296,821 km (0.086 R)
• M25: 10,661,092 km (0.032 R)
• M26: 11,172,567 km (0.111 R)
• M27: 11,431,372 km (0.118 R)
• M28: 11,662,949 km (0.074 R)
• M29: 14,064,145 km (0.082 R)
• M30: 14,343,593 km (0.036 R)
• M31: 15,511,803 km (0.109 R)
• M32: 15,768,364 km (0.049 R)
• M33: 15,865,004 km (0.025 R)
• M34: 16,775,905 km (0.113 R)
• M35: 17,403,767 km (0.113 R)
• M36: 17,603,630 km (0.096 R)
• M37: 18,241,665 km (0.076 R)
• M38: 19,609,438 km (0.098 R)
• M39: 21,615,097 km (0.072 R)
• M40: 22,081,543 km (0.081 R)
• M41: 23,317,371 km (0.083 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.4

Radius: 11.8

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 10.93 AU - 12.25 AU

Year: 14786 Days

Day: 14.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 67,213,726 km

• M1: 235,018 km (0.117 R)
• M2: 808,876 km (0.036 R)
• M3: 1,012,329 km (0.073 R)
• M4: 1,443,171 km (0.084 R)
• M5: 1,636,750 km (0.11 R)
• M6: 1,780,514 km (0.111 R)
• M7: 2,080,757 km (0.095 R)
• M8: 2,561,714 km (0.115 R)
• M9: 2,763,821 km (0.108 R)
• M10: 2,971,313 km (0.074 R)
• M11: 3,851,996 km (0.062 R)
• M12: 4,281,491 km (0.06 R)
• M13: 6,790,098 km (0.11 R)
• M14: 7,024,218 km (0.099 R)
• M15: 7,213,460 km (0.098 R)
• M16: 7,308,754 km (0.081 R)
• M17: 7,791,506 km (0.115 R)
• M18: 8,334,546 km (0.104 R)
• M19: 9,353,008 km (0.12 R)
• M20: 9,771,434 km (0.107 R)
• M21: 9,982,965 km (0.083 R)
• M22: 11,118,263 km (0.114 R)
• M23: 11,228,667 km (0.075 R)
• M24: 12,408,395 km (0.09 R)
• M25: 14,400,740 km (0.107 R)
• M26: 14,702,180 km (0.119 R)
• M27: 15,188,672 km (0.112 R)
• M28: 15,928,284 km (0.085 R)
• M29: 16,869,404 km (0.104 R)
• M30: 17,187,150 km (0.062 R)
• M31: 17,314,757 km (0.075 R)
• M32: 17,506,840 km (0.105 R)
• M33: 18,608,479 km (0.078 R)
• M34: 19,134,764 km (0.042 R)
• M35: 19,333,281 km (0.078 R)
• M36: 21,014,761 km (0.045 R)
• M37: 21,907,561 km (0.087 R)
• M38: 22,115,352 km (0.107 R)
• M39: 22,323,892 km (0.046 R)
• M40: 22,463,167 km (0.11 R)
• M41: 22,812,778 km (0.099 R)
• M42: 23,446,624 km (0.117 R)
• M43: 24,443,993 km (0.104 R)
• M44: 25,382,720 km (0.104 R)
• M45: 25,528,129 km (0.103 R)
• M46: 27,220,679 km (0.076 R)
• M47: 27,295,179 km (0.078 R)
• M48: 27,518,828 km (0.062 R)
• M49: 28,797,590 km (0.085 R)
• M50: 29,788,526 km (0.046 R)
• M51: 31,334,920 km (0.071 R)
• M52: 31,803,909 km (0.117 R)
• M53: 32,669,781 km (0.086 R)
• M54: 33,065,917 km (0.114 R)
• M55: 33,463,548 km (0.097 R)
• M56: 33,623,169 km (0.106 R)
• M57: 33,862,974 km (0.098 R)
• M58: 34,183,562 km (0.073 R)
• M59: 35,475,938 km (0.12 R)
• M60: 37,361,769 km (0.05 R)
• M61: 38,609,116 km (0.114 R)
• M62: 39,364,137 km (0.106 R)
• M63: 42,951,344 km (0.082 R)
• M64: 43,733,442 km (0.108 R)
• M65: 44,783,768 km (0.1 R)
• M66: 45,576,936 km (0.053 R)
• M67: 45,930,885 km (0.03 R)
• M68: 46,019,596 km (0.05 R)
• M69: 46,463,603 km (0.08 R)
• M70: 46,641,624 km (0.095 R)
• M71: 48,886,041 km (0.113 R)
• M72: 49,067,204 km (0.098 R)
• M73: 50,615,243 km (0.093 R)
• M74: 51,165,464 km (0.091 R)
• M75: 51,994,535 km (0.03 R)
• M76: 53,013,895 km (0.109 R)
• M77: 53,199,995 km (0.092 R)
• M78: 53,572,643 km (0.096 R)
• M79: 54,414,580 km (0.079 R)
• M80: 55,072,362 km (0.057 R)
• M81: 55,449,348 km (0.089 R)
• M82: 57,252,152 km (0.082 R)
• M83: 57,443,039 km (0.05 R)
• M84: 57,538,483 km (0.098 R)
• M85: 61,109,833 km (0.107 R)
• M86: 61,597,970 km (0.075 R)
• M87: 62,087,305 km (0.041 R)
• M88: 63,661,972 km (0.076 R)
• M89: 65,549,000 km (0.108 R)
• M90: 66,148,738 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 303.8

Radius: 4.1

Gravity: 18.07 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 13.86 AU - 18.98 AU

Year: 24934 Days

Day: 15.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 73.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 67,213,726 km

• M1: 53,107 km (0.107 R)
• M2: 162,314 km (0.052 R)
• M3: 400,025 km (0.12 R)
• M4: 649,853 km (0.103 R)
• M5: 1,628,074 km (0.076 R)
• M6: 1,715,439 km (0.071 R)
• M7: 2,143,139 km (0.056 R)
• M8: 2,434,705 km (0.097 R)
• M9: 2,983,580 km (0.062 R)
• M10: 3,569,256 km (0.092 R)
• M11: 3,952,825 km (0.12 R)
• M12: 4,031,064 km (0.036 R)
• M13: 4,634,542 km (0.073 R)
• M14: 4,841,885 km (0.094 R)
• M15: 5,179,976 km (0.094 R)
• M16: 5,745,605 km (0.106 R)
• M17: 6,103,294 km (0.083 R)
• M18: 6,468,163 km (0.096 R)
• M19: 6,653,365 km (0.087 R)
• M20: 7,171,273 km (0.095 R)
• M21: 7,604,658 km (0.11 R)
• M22: 7,702,196 km (0.097 R)
• M23: 7,997,053 km (0.047 R)
• M24: 8,345,766 km (0.109 R)
• M25: 8,648,552 km (0.029 R)
• M26: 8,903,766 km (0.1 R)
• M27: 10,001,964 km (0.104 R)
• M28: 10,539,768 km (0.075 R)
• M29: 11,031,796 km (0.077 R)
• M30: 12,038,141 km (0.06 R)
• M31: 12,494,863 km (0.032 R)
• M32: 12,841,032 km (0.109 R)
• M33: 13,660,978 km (0.1 R)
• M34: 13,898,390 km (0.108 R)
• M35: 15,474,254 km (0.089 R)
• M36: 15,970,321 km (0.054 R)
• M37: 16,345,961 km (0.056 R)
• M38: 18,071,572 km (0.078 R)
• M39: 18,725,165 km (0.09 R)
• M40: 18,790,989 km (0.097 R)
• M41: 19,787,161 km (0.057 R)
• M42: 19,854,181 km (0.035 R)
• M43: 20,257,796 km (0.098 R)
• M44: 20,800,238 km (0.113 R)
• M45: 24,368,745 km (0.092 R)
• M46: 25,453,779 km (0.104 R)
• M47: 26,185,761 km (0.097 R)
• M48: 26,850,574 km (0.11 R)
• M49: 26,924,774 km (0.111 R)
• M50: 27,595,571 km (0.066 R)
• M51: 28,574,390 km (0.097 R)
• M52: 28,953,770 km (0.066 R)
• M53: 29,106,061 km (0.078 R)
• M54: 30,025,190 km (0.088 R)
• M55: 30,179,276 km (0.082 R)
• M56: 31,031,535 km (0.097 R)
• M57: 32,048,950 km (0.071 R)
• M58: 32,522,278 km (0.069 R)
• M59: 33,316,194 km (0.096 R)
• M60: 34,036,059 km (0.107 R)
• M61: 34,357,694 km (0.119 R)
• M62: 34,680,377 km (0.092 R)
• M63: 35,409,966 km (0.05 R)
• M64: 37,545,924 km (0.086 R)
• M65: 37,711,978 km (0.079 R)
• M66: 40,061,861 km (0.066 R)
• M67: 40,316,477 km (0.108 R)
• M68: 41,340,175 km (0.076 R)
• M69: 42,285,933 km (0.06 R)
• M70: 42,372,400 km (0.087 R)
• M71: 43,065,188 km (0.119 R)
• M72: 43,152,104 km (0.1 R)
• M73: 44,198,990 km (0.084 R)
• M74: 45,785,027 km (0.086 R)
• M75: 46,852,707 km (0.117 R)
• M76: 47,658,890 km (0.113 R)
• M77: 49,922,156 km (0.059 R)
• M78: 50,745,393 km (0.051 R)
• M79: 54,364,465 km (0.092 R)
• M80: 55,211,488 km (0.087 R)
• M81: 57,491,210 km (0.063 R)
• M82: 57,969,923 km (0.119 R)
• M83: 59,510,931 km (0.114 R)
• M84: 60,189,357 km (0.099 R)
• M85: 60,675,550 km (0.047 R)
• M86: 61,260,627 km (0.081 R)
• M87: 61,749,663 km (0.085 R)
• M88: 61,945,636 km (0.116 R)
• M89: 63,422,017 km (0.062 R)
• M90: 65,208,964 km (0.056 R)
• M91: 65,608,241 km (0.117 R)
• M92: 65,708,172 km (0.114 R)
• M93: 67,213,725 km (0.115 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 14,156 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit