🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.76 AU - 0.96 AU

Year: 286 Days

Day: 26.7 Hours

Environment

Temp: 145 °C

Axial Tilt: 22.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.89 AU - 1.11 AU

Year: 358 Days

Day: 40.8 Hours

Environment

Temp: 69 °C

Axial Tilt: 43.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.51 AU - 3.95 AU

Year: 2079 Days

Day: 13.9 Hours

Environment

Temp: -99 °C

Axial Tilt: 117.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.47 AU - 3.83 AU

Year: 2498 Days

Day: 27.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.14 AU - 4.66 AU

Year: 2758 Days

Day: 25.1 Hours

Environment

Temp: -118 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,733,661 km

• M1: 1,225,057 km (0.096 R)

Asteroid Belt

Center: 5.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106

Radius: 12.8

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.98 AU - 8.12 AU

Year: 7430 Days

Day: 13 Hours

Environment

Temp: -156 °C

Axial Tilt: 29.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 99,733,661 km

• M1: 268,079 km (0.119 R)
• M2: 372,648 km (0.104 R)
• M3: 563,984 km (0.058 R)
• M4: 923,617 km (0.056 R)
• M5: 1,198,429 km (0.106 R)
• M6: 1,280,259 km (0.108 R)
• M7: 1,487,452 km (0.107 R)
• M8: 1,576,163 km (0.114 R)
• M9: 1,745,807 km (0.093 R)
• M10: 2,395,212 km (0.105 R)
• M11: 2,561,265 km (0.093 R)
• M12: 2,653,417 km (0.119 R)
• M13: 2,778,182 km (0.079 R)
• M14: 2,968,919 km (0.056 R)
• M15: 3,131,383 km (0.067 R)
• M16: 3,533,203 km (0.111 R)
• M17: 3,863,215 km (0.096 R)
• M18: 4,276,255 km (0.088 R)
• M19: 5,203,313 km (0.12 R)
• M20: 5,439,678 km (0.082 R)
• M21: 5,619,345 km (0.064 R)
• M22: 6,717,094 km (0.117 R)
• M23: 6,931,617 km (0.073 R)
• M24: 7,323,564 km (0.085 R)
• M25: 7,455,808 km (0.049 R)
• M26: 7,566,660 km (0.04 R)
• M27: 7,677,961 km (0.114 R)
• M28: 8,798,449 km (0.118 R)
• M29: 8,915,734 km (0.055 R)
• M30: 9,294,366 km (0.072 R)
• M31: 9,945,266 km (0.079 R)
• M32: 10,313,277 km (0.114 R)
• M33: 10,685,776 km (0.11 R)
• M34: 10,810,989 km (0.086 R)
• M35: 11,062,763 km (0.088 R)
• M36: 11,240,186 km (0.098 R)
• M37: 11,520,981 km (0.105 R)
• M38: 12,141,513 km (0.114 R)
• M39: 13,442,266 km (0.091 R)
• M40: 13,658,884 km (0.096 R)
• M41: 13,821,946 km (0.087 R)
• M42: 13,903,925 km (0.063 R)
• M43: 14,040,658 km (0.059 R)
• M44: 14,647,726 km (0.093 R)
• M45: 14,786,852 km (0.089 R)
• M46: 15,038,476 km (0.049 R)
• M47: 15,602,759 km (0.112 R)
• M48: 15,830,447 km (0.051 R)
• M49: 15,944,739 km (0.115 R)
• M50: 16,317,986 km (0.116 R)
• M51: 16,462,198 km (0.117 R)
• M52: 16,810,313 km (0.079 R)
• M53: 17,190,291 km (0.036 R)
• M54: 17,454,930 km (0.105 R)
• M55: 17,809,926 km (0.102 R)
• M56: 18,018,016 km (0.094 R)
• M57: 18,137,395 km (0.12 R)
• M58: 18,436,890 km (0.112 R)
• M59: 18,647,375 km (0.107 R)
• M60: 18,798,319 km (0.104 R)
• M61: 19,284,063 km (0.069 R)
• M62: 19,436,653 km (0.063 R)
• M63: 19,743,179 km (0.066 R)
• M64: 20,020,384 km (0.12 R)
• M65: 20,298,785 km (0.118 R)
• M66: 20,578,683 km (0.058 R)
• M67: 20,828,362 km (0.082 R)
• M68: 20,984,991 km (0.114 R)
• M69: 21,079,238 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.3

Radius: 14.8

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 11.82 AU - 12.72 AU

Year: 15394 Days

Day: 6.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 99,733,661 km

• M1: 234,420 km (0.052 R)
• M2: 606,619 km (0.113 R)
• M3: 1,219,971 km (0.115 R)
• M4: 1,325,288 km (0.107 R)
• M5: 1,631,664 km (0.103 R)
• M6: 2,651,024 km (0.045 R)
• M7: 3,004,823 km (0.078 R)
• M8: 3,298,932 km (0.065 R)
• M9: 3,564,319 km (0.101 R)
• M10: 3,995,460 km (0.077 R)
• M11: 5,747,101 km (0.09 R)
• M12: 6,021,314 km (0.102 R)
• M13: 6,966,922 km (0.104 R)
• M14: 7,064,011 km (0.064 R)
• M15: 7,606,304 km (0.088 R)
• M16: 8,213,521 km (0.119 R)
• M17: 10,182,529 km (0.091 R)
• M18: 10,682,934 km (0.038 R)
• M19: 11,191,267 km (0.107 R)
• M20: 11,649,934 km (0.089 R)
• M21: 11,765,573 km (0.025 R)
• M22: 12,173,228 km (0.097 R)
• M23: 12,942,759 km (0.087 R)
• M24: 13,122,576 km (0.066 R)
• M25: 13,363,727 km (0.112 R)
• M26: 13,728,148 km (0.099 R)
• M27: 13,972,890 km (0.07 R)
• M28: 15,344,852 km (0.11 R)
• M29: 15,471,711 km (0.112 R)
• M30: 16,890,348 km (0.066 R)
• M31: 17,548,877 km (0.077 R)
• M32: 17,881,284 km (0.109 R)
• M33: 18,823,302 km (0.051 R)
• M34: 20,127,346 km (0.113 R)
• M35: 20,266,323 km (0.095 R)
• M36: 20,545,323 km (0.117 R)
• M37: 20,895,681 km (0.099 R)
• M38: 22,389,117 km (0.094 R)
• M39: 23,112,422 km (0.07 R)
• M40: 23,330,835 km (0.036 R)
• M41: 23,476,992 km (0.096 R)
• M42: 23,843,357 km (0.106 R)
• M43: 24,656,123 km (0.098 R)
• M44: 25,553,261 km (0.099 R)
• M45: 26,309,030 km (0.041 R)
• M46: 27,225,616 km (0.051 R)
• M47: 27,456,445 km (0.112 R)
• M48: 30,117,343 km (0.102 R)
• M49: 30,356,101 km (0.075 R)
• M50: 30,515,572 km (0.11 R)
• M51: 32,288,456 km (0.119 R)
• M52: 33,763,641 km (0.088 R)
• M53: 33,928,947 km (0.113 R)
• M54: 35,177,191 km (0.072 R)
• M55: 35,428,665 km (0.1 R)
• M56: 36,271,051 km (0.111 R)
• M57: 36,864,805 km (0.114 R)
• M58: 37,632,840 km (0.066 R)
• M59: 38,147,756 km (0.062 R)
• M60: 38,492,280 km (0.057 R)
• M61: 39,011,235 km (0.108 R)
• M62: 39,184,619 km (0.118 R)
• M63: 39,619,500 km (0.117 R)
• M64: 40,406,086 km (0.092 R)
• M65: 42,796,959 km (0.059 R)
• M66: 44,054,628 km (0.112 R)
• M67: 45,051,249 km (0.097 R)
• M68: 45,780,838 km (0.09 R)
• M69: 51,756,226 km (0.12 R)
• M70: 52,520,222 km (0.097 R)
• M71: 54,059,435 km (0.097 R)
• M72: 54,640,473 km (0.065 R)
• M73: 55,613,607 km (0.12 R)
• M74: 56,004,356 km (0.025 R)
• M75: 56,396,004 km (0.05 R)
• M76: 57,280,725 km (0.081 R)
• M77: 57,675,514 km (0.093 R)
• M78: 59,462,610 km (0.085 R)
• M79: 59,762,255 km (0.095 R)
• M80: 63,703,112 km (0.108 R)
• M81: 64,419,237 km (0.09 R)
• M82: 65,446,974 km (0.108 R)
• M83: 65,653,270 km (0.107 R)
• M84: 65,756,492 km (0.076 R)
• M85: 68,144,523 km (0.076 R)
• M86: 68,876,954 km (0.08 R)
• M87: 69,717,245 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483.3

Radius: 6.5

Gravity: 11.44 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 15.95 AU - 18.83 AU

Year: 25973 Days

Day: 17.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 99,733,661 km

• M1: 128,056 km (0.116 R)
• M2: 343,626 km (0.037 R)
• M3: 901,626 km (0.084 R)
• M4: 1,702,274 km (0.118 R)
• M5: 1,768,396 km (0.096 R)
• M6: 2,666,283 km (0.109 R)
• M7: 3,943,699 km (0.083 R)
• M8: 4,210,133 km (0.107 R)
• M9: 4,482,251 km (0.056 R)
• M10: 5,284,246 km (0.09 R)
• M11: 5,977,632 km (0.073 R)
• M12: 6,129,922 km (0.077 R)
• M13: 6,542,214 km (0.085 R)
• M14: 7,557,086 km (0.119 R)
• M15: 7,721,793 km (0.116 R)
• M16: 8,620,278 km (0.039 R)
• M17: 9,551,375 km (0.076 R)
• M18: 10,028,742 km (0.088 R)
• M19: 11,633,478 km (0.12 R)
• M20: 12,725,094 km (0.075 R)
• M21: 13,184,060 km (0.098 R)
• M22: 13,849,172 km (0.09 R)
• M23: 13,916,342 km (0.072 R)
• M24: 14,321,154 km (0.102 R)
• M25: 14,935,851 km (0.045 R)
• M26: 15,211,710 km (0.113 R)
• M27: 15,489,364 km (0.051 R)
• M28: 16,261,438 km (0.098 R)
• M29: 16,332,348 km (0.073 R)
• M30: 17,479,165 km (0.112 R)
• M31: 18,135,750 km (0.119 R)
• M32: 19,623,351 km (0.098 R)
• M33: 20,229,222 km (0.11 R)
• M34: 20,305,368 km (0.116 R)
• M35: 20,841,377 km (0.095 R)
• M36: 22,083,638 km (0.101 R)
• M37: 22,162,027 km (0.087 R)
• M38: 23,110,627 km (0.105 R)
• M39: 23,911,125 km (0.119 R)
• M40: 25,210,832 km (0.105 R)
• M41: 25,786,634 km (0.099 R)
• M42: 27,793,489 km (0.075 R)
• M43: 28,388,141 km (0.076 R)
• M44: 30,459,024 km (0.118 R)
• M45: 31,512,492 km (0.107 R)
• M46: 32,399,458 km (0.057 R)
• M47: 32,577,928 km (0.088 R)
• M48: 33,114,985 km (0.052 R)
• M49: 34,016,761 km (0.102 R)
• M50: 35,018,019 km (0.11 R)
• M51: 35,200,977 km (0.075 R)
• M52: 35,936,550 km (0.114 R)
• M53: 36,677,060 km (0.116 R)
• M54: 37,235,808 km (0.058 R)
• M55: 37,422,655 km (0.103 R)
• M56: 40,167,028 km (0.111 R)
• M57: 40,454,555 km (0.109 R)
• M58: 41,999,901 km (0.116 R)
• M59: 43,269,688 km (0.115 R)
• M60: 43,859,852 km (0.084 R)
• M61: 45,147,889 km (0.1 R)
• M62: 45,347,154 km (0.115 R)
• M63: 46,750,232 km (0.068 R)
• M64: 48,779,228 km (0.106 R)
• M65: 49,701,499 km (0.102 R)
• M66: 50,629,604 km (0.114 R)
• M67: 50,940,319 km (0.118 R)
• M68: 51,459,424 km (0.1 R)
• M69: 54,611,002 km (0.11 R)
• M70: 55,568,578 km (0.046 R)
• M71: 55,782,204 km (0.093 R)
• M72: 60,000,564 km (0.119 R)
• M73: 60,439,036 km (0.094 R)
• M74: 60,768,600 km (0.098 R)
• M75: 60,878,554 km (0.092 R)
• M76: 61,429,374 km (0.087 R)
• M77: 61,539,777 km (0.076 R)
• M78: 65,782,522 km (0.102 R)
• M79: 65,895,468 km (0.111 R)
• M80: 66,008,415 km (0.083 R)
• M81: 66,121,511 km (0.115 R)
• M82: 67,483,151 km (0.044 R)
• M83: 67,710,988 km (0.077 R)
• M84: 71,507,034 km (0.118 R)
• M85: 71,971,835 km (0.088 R)
• M86: 74,310,947 km (0.097 R)
• M87: 74,899,615 km (0.086 R)
• M88: 75,017,498 km (0.061 R)
• M89: 75,253,563 km (0.09 R)
• M90: 78,105,048 km (0.096 R)
• M91: 80,025,586 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 835.9

Radius: 3.6

Gravity: 64.5 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 17.2 AU - 18.64 AU

Year: 27169 Days

Day: 19.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 99,733,661 km

• M1: 91,105 km (0.094 R)
• M2: 159,771 km (0.073 R)
• M3: 588,817 km (0.103 R)
• M4: 902,823 km (0.111 R)
• M5: 1,583,793 km (0.032 R)
• M6: 1,970,653 km (0.057 R)
• M7: 3,244,628 km (0.082 R)
• M8: 3,436,562 km (0.103 R)
• M9: 4,137,129 km (0.099 R)
• M10: 4,188,740 km (0.069 R)
• M11: 6,010,842 km (0.09 R)
• M12: 6,069,335 km (0.087 R)
• M13: 6,605,195 km (0.055 R)
• M14: 7,531,206 km (0.072 R)
• M15: 8,106,110 km (0.092 R)
• M16: 8,235,812 km (0.113 R)
• M17: 8,695,077 km (0.112 R)
• M18: 9,230,039 km (0.056 R)
• M19: 9,844,587 km (0.085 R)
• M20: 10,472,150 km (0.115 R)
• M21: 10,755,189 km (0.116 R)
• M22: 11,839,026 km (0.108 R)
• M23: 12,356,635 km (0.083 R)
• M24: 12,655,681 km (0.096 R)
• M25: 13,490,437 km (0.089 R)
• M26: 13,721,117 km (0.049 R)
• M27: 14,421,085 km (0.117 R)
• M28: 14,973,400 km (0.03 R)
• M29: 15,855,430 km (0.094 R)
• M30: 16,261,737 km (0.075 R)
• M31: 16,671,636 km (0.057 R)
• M32: 17,084,825 km (0.119 R)
• M33: 17,921,526 km (0.118 R)
• M34: 18,771,242 km (0.083 R)
• M35: 19,895,619 km (0.086 R)
• M36: 21,219,710 km (0.11 R)
• M37: 21,309,020 km (0.071 R)
• M38: 23,120,650 km (0.059 R)
• M39: 23,304,506 km (0.092 R)
• M40: 24,698,908 km (0.08 R)
• M41: 25,264,238 km (0.101 R)
• M42: 26,120,237 km (0.089 R)
• M43: 27,082,301 km (0.1 R)
• M44: 27,276,180 km (0.096 R)
• M45: 28,744,483 km (0.044 R)
• M46: 29,338,835 km (0.088 R)
• M47: 31,756,935 km (0.119 R)
• M48: 31,961,286 km (0.104 R)
• M49: 32,268,710 km (0.086 R)
• M50: 32,886,399 km (0.107 R)
• M51: 34,133,447 km (0.061 R)
• M52: 37,749,826 km (0.1 R)
• M53: 38,945,562 km (0.077 R)
• M54: 41,040,081 km (0.098 R)
• M55: 43,851,325 km (0.103 R)
• M56: 48,711,759 km (0.079 R)
• M57: 54,471,427 km (0.061 R)
• M58: 57,430,772 km (0.065 R)
• M59: 59,810,425 km (0.063 R)
• M60: 60,948,716 km (0.109 R)
• M61: 61,202,733 km (0.037 R)
• M62: 63,375,343 km (0.062 R)
• M63: 64,406,521 km (0.095 R)
• M64: 66,877,578 km (0.096 R)
• M65: 67,008,477 km (0.12 R)
• M66: 67,270,572 km (0.062 R)
• M67: 67,664,463 km (0.046 R)
• M68: 69,379,603 km (0.087 R)
• M69: 70,176,062 km (0.033 R)
• M70: 70,442,197 km (0.048 R)
• M71: 71,510,176 km (0.098 R)
• M72: 71,777,956 km (0.046 R)
• M73: 72,852,667 km (0.094 R)
• M74: 73,257,030 km (0.119 R)
• M75: 73,932,614 km (0.06 R)
• M76: 75,835,200 km (0.088 R)
• M77: 79,688,542 km (0.114 R)
• M78: 80,522,400 km (0.086 R)
• M79: 81,778,873 km (0.103 R)
• M80: 84,028,226 km (0.11 R)
• M81: 84,452,336 km (0.109 R)
• M82: 87,011,507 km (0.06 R)
• M83: 87,440,404 km (0.093 R)
• M84: 87,726,884 km (0.027 R)
• M85: 92,059,837 km (0.077 R)
• M86: 92,351,254 km (0.103 R)
• M87: 92,496,962 km (0.115 R)
• M88: 92,642,820 km (0.082 R)
• M89: 93,666,069 km (0.117 R)
• M90: 93,812,526 km (0.081 R)
• M91: 96,166,448 km (0.062 R)
• M92: 96,462,053 km (0.103 R)
• M93: 96,757,958 km (0.117 R)
• M94: 97,054,162 km (0.105 R)
• M95: 99,136,115 km (0.07 R)
• M96: 99,285,414 km (0.119 R)
• M97: 99,733,609 km (0.064 R)

Kuiper Belt

Range: 30.6 - 60.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 428 - 13,621 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit