🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.44 AU - 0.66 AU

Year: 263 Days

Day: 24 Hours

Environment

Temp: -125 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.9

Radius: 8.8

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.58 AU - 0.86 AU

Year: 394 Days

Day: 9.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 33,380,642 km

• M1: 112,647 km (0.103 R)
• M2: 233,971 km (0.059 R)
• M3: 291,117 km (0.106 R)
• M4: 380,727 km (0.037 R)
• M5: 520,900 km (0.118 R)
• M6: 623,075 km (0.114 R)
• M7: 693,985 km (0.114 R)
• M8: 842,236 km (0.115 R)
• M9: 938,278 km (0.111 R)
• M10: 1,003,652 km (0.106 R)
• M11: 1,101,040 km (0.063 R)
• M12: 1,165,068 km (0.117 R)
• M13: 1,243,757 km (0.031 R)
• M14: 1,496,577 km (0.089 R)
• M15: 1,620,444 km (0.093 R)
• M16: 1,753,736 km (0.025 R)
• M17: 1,832,424 km (0.047 R)
• M18: 1,934,151 km (0.095 R)
• M19: 1,993,541 km (0.115 R)
• M20: 2,053,530 km (0.071 R)
• M21: 2,133,565 km (0.091 R)
• M22: 2,257,133 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.9

Radius: 9

Gravity: 11.17 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.62 AU - 0.96 AU

Year: 453 Days

Day: 6.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 33,380,642 km

• M1: 116,686 km (0.099 R)
• M2: 176,825 km (0.114 R)
• M3: 286,480 km (0.089 R)
• M4: 365,019 km (0.077 R)
• M5: 520,900 km (0.1 R)
• M6: 580,889 km (0.065 R)
• M7: 1,013,974 km (0.09 R)
• M8: 1,122,882 km (0.028 R)
• M9: 1,246,749 km (0.085 R)
• M10: 1,307,785 km (0.109 R)
• M11: 1,473,389 km (0.068 R)
• M12: 1,579,754 km (0.098 R)
• M13: 1,762,861 km (0.091 R)
• M14: 1,825,543 km (0.082 R)
• M15: 2,063,852 km (0.051 R)
• M16: 2,210,309 km (0.116 R)
• M17: 2,346,592 km (0.084 R)
• M18: 2,443,532 km (0.107 R)
• M19: 2,584,602 km (0.039 R)
• M20: 2,648,929 km (0.12 R)
• M21: 2,713,855 km (0.047 R)
• M22: 2,793,890 km (0.073 R)
• M23: 2,919,253 km (0.056 R)
• M24: 2,978,793 km (0.111 R)
• M25: 3,076,630 km (0.046 R)
• M26: 3,160,105 km (0.05 R)
• M27: 3,267,666 km (0.119 R)
• M28: 3,517,944 km (0.084 R)
• M29: 3,581,523 km (0.034 R)
• M30: 3,669,636 km (0.059 R)
• M31: 3,807,116 km (0.117 R)
• M32: 3,929,786 km (0.088 R)
• M33: 4,053,953 km (0.098 R)
• M34: 4,145,806 km (0.112 R)
• M35: 4,323,079 km (0.082 R)
• M36: 4,399,823 km (0.092 R)
• M37: 4,537,303 km (0.106 R)
• M38: 4,606,717 km (0.054 R)
• M39: 4,693,783 km (0.05 R)
• M40: 4,834,405 km (0.106 R)
• M41: 4,940,769 km (0.103 R)
• M42: 5,021,103 km (0.08 R)
• M43: 5,083,934 km (0.112 R)
• M44: 5,201,219 km (0.069 R)
• M45: 5,282,899 km (0.1 R)
• M46: 5,484,408 km (0.107 R)
• M47: 5,549,183 km (0.04 R)
• M48: 5,782,107 km (0.08 R)
• M49: 5,923,627 km (0.096 R)
• M50: 6,142,638 km (0.074 R)
• M51: 6,335,320 km (0.035 R)
• M52: 6,412,962 km (0.076 R)
• M53: 6,598,612 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.3

Radius: 11.9

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.81 AU - 1.17 AU

Year: 636 Days

Day: 12.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 33,380,642 km

• M1: 182,061 km (0.065 R)
• M2: 293,511 km (0.075 R)
• M3: 375,042 km (0.043 R)
• M4: 467,793 km (0.075 R)
• M5: 542,143 km (0.12 R)
• M6: 632,799 km (0.052 R)
• M7: 737,368 km (0.068 R)
• M8: 848,669 km (0.033 R)
• M9: 988,543 km (0.055 R)
• M10: 1,108,221 km (0.105 R)
• M11: 1,203,964 km (0.11 R)
• M12: 1,393,803 km (0.063 R)
• M13: 1,519,166 km (0.074 R)
• M14: 1,593,965 km (0.039 R)
• M15: 1,736,532 km (0.053 R)
• M16: 1,854,864 km (0.052 R)
• M17: 1,935,348 km (0.107 R)
• M18: 2,081,954 km (0.09 R)
• M19: 2,159,744 km (0.056 R)
• M20: 2,349,285 km (0.109 R)
• M21: 2,499,930 km (0.096 R)
• M22: 2,589,390 km (0.081 R)
• M23: 2,897,412 km (0.094 R)
• M24: 2,978,045 km (0.079 R)
• M25: 3,203,638 km (0.072 R)
• M26: 3,287,114 km (0.061 R)
• M27: 3,877,128 km (0.039 R)
• M28: 3,996,058 km (0.093 R)
• M29: 4,222,549 km (0.101 R)
• M30: 4,306,624 km (0.098 R)
• M31: 4,453,379 km (0.042 R)
• M32: 4,562,436 km (0.093 R)
• M33: 4,664,611 km (0.111 R)
• M34: 4,951,540 km (0.119 R)
• M35: 5,040,251 km (0.118 R)
• M36: 5,719,276 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.5

Radius: 12.3

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.97 AU - 1.25 AU

Year: 755 Days

Day: 8.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 33,380,642 km

• M1: 198,367 km (0.071 R)
• M2: 302,038 km (0.051 R)
• M3: 393,293 km (0.106 R)
• M4: 516,711 km (0.101 R)
• M5: 645,664 km (0.096 R)
• M6: 758,910 km (0.036 R)
• M7: 915,389 km (0.104 R)
• M8: 1,148,762 km (0.1 R)
• M9: 1,303,745 km (0.084 R)
• M10: 1,416,093 km (0.095 R)
• M11: 1,583,344 km (0.049 R)
• M12: 1,780,663 km (0.114 R)
• M13: 1,866,682 km (0.102 R)
• M14: 1,986,361 km (0.117 R)
• M15: 2,199,837 km (0.115 R)
• M16: 2,335,223 km (0.119 R)
• M17: 2,464,625 km (0.029 R)
• M18: 2,803,464 km (0.106 R)
• M19: 2,904,443 km (0.093 R)
• M20: 3,016,043 km (0.078 R)
• M21: 3,128,989 km (0.091 R)
• M22: 3,320,624 km (0.099 R)
• M23: 3,457,057 km (0.075 R)
• M24: 3,575,389 km (0.08 R)
• M25: 3,816,541 km (0.114 R)
• M26: 3,959,706 km (0.119 R)
• M27: 4,135,932 km (0.111 R)
• M28: 4,314,702 km (0.074 R)
• M29: 4,528,477 km (0.118 R)
• M30: 4,625,865 km (0.08 R)
• M31: 4,756,763 km (0.094 R)
• M32: 4,877,938 km (0.104 R)
• M33: 5,123,278 km (0.116 R)
• M34: 5,236,075 km (0.071 R)
• M35: 5,315,661 km (0.053 R)
• M36: 5,556,514 km (0.092 R)
• M37: 5,789,438 km (0.111 R)
• M38: 5,895,353 km (0.108 R)
• M39: 5,978,081 km (0.08 R)
• M40: 6,097,160 km (0.052 R)
• M41: 6,180,786 km (0.101 R)
• M42: 6,289,094 km (0.114 R)
• M43: 6,422,237 km (0.115 R)
• M44: 6,654,562 km (0.027 R)
• M45: 6,802,664 km (0.085 R)
• M46: 7,039,477 km (0.064 R)
• M47: 7,355,279 km (0.106 R)
• M48: 7,572,644 km (0.101 R)
• M49: 7,701,448 km (0.09 R)
• M50: 7,779,239 km (0.078 R)
• M51: 7,961,449 km (0.052 R)
• M52: 8,250,771 km (0.114 R)
• M53: 8,330,357 km (0.117 R)
• M54: 8,718,265 km (0.079 R)
• M55: 9,194,435 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.4

Radius: 9.1

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.07 AU - 1.51 AU

Year: 946 Days

Day: 11 Hours

Environment

Temp: -164 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 33,380,642 km

• M1: 119,529 km (0.096 R)
• M2: 231,129 km (0.113 R)
• M3: 338,690 km (0.11 R)
• M4: 491,728 km (0.072 R)
• M5: 659,577 km (0.074 R)
• M6: 721,660 km (0.112 R)
• M7: 826,379 km (0.038 R)
• M8: 936,483 km (0.102 R)
• M9: 1,046,288 km (0.111 R)
• M10: 1,108,520 km (0.109 R)
• M11: 1,172,099 km (0.076 R)
• M12: 1,260,811 km (0.084 R)
• M13: 1,389,016 km (0.07 R)
• M14: 1,606,083 km (0.104 R)
• M15: 1,665,473 km (0.088 R)
• M16: 1,980,377 km (0.081 R)
• M17: 2,080,009 km (0.104 R)
• M18: 2,225,268 km (0.102 R)
• M19: 2,411,667 km (0.078 R)
• M20: 2,556,777 km (0.086 R)
• M21: 2,704,879 km (0.101 R)
• M22: 2,904,143 km (0.033 R)
• M23: 3,116,423 km (0.082 R)
• M24: 3,182,844 km (0.095 R)
• M25: 3,241,187 km (0.116 R)
• M26: 3,547,714 km (0.109 R)
• M27: 3,643,157 km (0.038 R)
• M28: 3,721,995 km (0.054 R)
• M29: 4,070,109 km (0.095 R)
• M30: 4,170,190 km (0.082 R)
• M31: 4,307,970 km (0.116 R)
• M32: 4,456,670 km (0.068 R)
• M33: 4,654,439 km (0.111 R)
• M34: 4,740,158 km (0.102 R)
• M35: 4,990,585 km (0.06 R)
• M36: 5,068,525 km (0.092 R)
• M37: 5,245,350 km (0.063 R)
• M38: 5,304,740 km (0.106 R)
• M39: 5,414,246 km (0.054 R)
• M40: 5,484,408 km (0.079 R)
• M41: 5,757,573 km (0.095 R)
• M42: 5,890,566 km (0.106 R)
• M43: 5,962,672 km (0.06 R)
• M44: 6,076,666 km (0.116 R)
• M45: 6,390,971 km (0.109 R)
• M46: 6,539,521 km (0.081 R)
• M47: 6,894,218 km (0.066 R)
• M48: 7,079,420 km (0.116 R)
• M49: 7,233,207 km (0.047 R)
• M50: 7,343,759 km (0.063 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.7

Radius: 4.7

Gravity: 18.55 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 7 AU - 8.94 AU

Year: 14528 Days

Day: 24.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 33,380,642 km

• M1: 102,624 km (0.091 R)
• M2: 144,212 km (0.06 R)
• M3: 183,407 km (0.117 R)
• M4: 250,876 km (0.089 R)
• M5: 707,748 km (0.118 R)
• M6: 955,781 km (0.054 R)
• M7: 1,229,246 km (0.073 R)
• M8: 1,549,684 km (0.074 R)
• M9: 2,209,411 km (0.036 R)
• M10: 2,511,898 km (0.113 R)
• M11: 3,339,174 km (0.082 R)
• M12: 3,526,620 km (0.1 R)
• M13: 3,685,344 km (0.065 R)
• M14: 4,142,515 km (0.032 R)
• M15: 4,582,931 km (0.077 R)
• M16: 5,038,157 km (0.054 R)
• M17: 6,180,486 km (0.084 R)
• M18: 6,449,164 km (0.11 R)
• M19: 6,526,656 km (0.109 R)
• M20: 7,197,453 km (0.11 R)
• M21: 7,277,787 km (0.108 R)
• M22: 7,889,941 km (0.109 R)
• M23: 7,931,380 km (0.112 R)
• M24: 8,139,471 km (0.061 R)
• M25: 8,223,245 km (0.054 R)
• M26: 8,774,514 km (0.108 R)
• M27: 8,989,635 km (0.087 R)
• M28: 9,690,052 km (0.07 R)
• M29: 9,734,333 km (0.115 R)
• M30: 9,778,764 km (0.118 R)
• M31: 10,226,660 km (0.1 R)
• M32: 11,375,422 km (0.088 R)
• M33: 12,084,067 km (0.11 R)
• M34: 12,131,789 km (0.111 R)
• M35: 12,227,532 km (0.037 R)
• M36: 12,661,216 km (0.05 R)
• M37: 12,855,693 km (0.038 R)
• M38: 13,593,360 km (0.112 R)
• M39: 13,742,509 km (0.089 R)
• M40: 13,842,291 km (0.108 R)
• M41: 14,395,354 km (0.085 R)
• M42: 14,496,632 km (0.097 R)
• M43: 14,750,948 km (0.101 R)
• M44: 14,904,286 km (0.116 R)
• M45: 15,678,754 km (0.102 R)
• M46: 17,266,586 km (0.089 R)
• M47: 17,590,166 km (0.051 R)
• M48: 17,752,779 km (0.102 R)
• M49: 17,970,295 km (0.119 R)
• M50: 18,134,104 km (0.115 R)
• M51: 18,683,428 km (0.118 R)
• M52: 19,686,033 km (0.066 R)
• M53: 21,859,390 km (0.084 R)
• M54: 22,092,464 km (0.064 R)
• M55: 23,033,435 km (0.106 R)
• M56: 23,092,675 km (0.104 R)
• M57: 24,408,688 km (0.098 R)
• M58: 24,711,175 km (0.06 R)
• M59: 25,136,781 km (0.092 R)
• M60: 25,810,420 km (0.117 R)
• M61: 26,365,877 km (0.114 R)
• M62: 26,489,893 km (0.044 R)
• M63: 27,112,819 km (0.072 R)
• M64: 27,929,773 km (0.078 R)
• M65: 28,754,805 km (0.04 R)
• M66: 29,010,169 km (0.11 R)
• M67: 29,074,197 km (0.113 R)
• M68: 30,558,656 km (0.106 R)
• M69: 30,819,405 km (0.097 R)
• M70: 31,080,753 km (0.096 R)
• M71: 31,869,433 km (0.12 R)
• M72: 32,931,278 km (0.071 R)
• M73: 34,953,094 km (0.046 R)
• M74: 35,430,760 km (0.118 R)
• M75: 35,979,036 km (0.095 R)
• M76: 36,185,481 km (0.086 R)
• M77: 36,737,796 km (0.052 R)
• M78: 38,762,903 km (0.083 R)
• M79: 40,251,850 km (0.104 R)
• M80: 40,323,208 km (0.064 R)
• M81: 40,680,747 km (0.091 R)
• M82: 41,326,861 km (0.088 R)
• M83: 42,193,631 km (0.12 R)
• M84: 42,411,296 km (0.051 R)
• M85: 42,629,260 km (0.108 R)
• M86: 42,701,964 km (0.1 R)
• M87: 43,505,006 km (0.065 R)
• M88: 44,018,575 km (0.08 R)
• M89: 44,607,991 km (0.104 R)
• M90: 45,199,949 km (0.092 R)
• M91: 46,391,796 km (0.095 R)
• M92: 47,744,908 km (0.03 R)
• M93: 48,958,596 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94.3

Radius: 4.4

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 6.6 AU - 10.16 AU

Year: 15663 Days

Day: 17.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 33,380,642 km

• M1: 93,199 km (0.028 R)
• M2: 210,933 km (0.094 R)
• M3: 254,466 km (0.104 R)
• M4: 291,865 km (0.103 R)
• M5: 484,548 km (0.118 R)
• M6: 556,803 km (0.03 R)
• M7: 594,352 km (0.109 R)
• M8: 999,912 km (0.103 R)
• M9: 1,204,861 km (0.107 R)
• M10: 1,320,650 km (0.087 R)
• M11: 1,800,410 km (0.089 R)
• M12: 1,913,806 km (0.042 R)
• M13: 2,187,570 km (0.088 R)
• M14: 3,193,316 km (0.055 R)
• M15: 3,238,943 km (0.097 R)
• M16: 3,284,720 km (0.091 R)
• M17: 3,446,735 km (0.112 R)
• M18: 3,659,014 km (0.099 R)
• M19: 4,421,963 km (0.073 R)
• M20: 4,498,408 km (0.117 R)
• M21: 4,600,883 km (0.106 R)
• M22: 4,808,375 km (0.097 R)
• M23: 5,476,030 km (0.106 R)
• M24: 6,143,985 km (0.056 R)
• M25: 6,458,738 km (0.034 R)
• M26: 6,545,356 km (0.076 R)
• M27: 6,690,765 km (0.078 R)
• M28: 6,749,258 km (0.111 R)
• M29: 6,955,254 km (0.092 R)
• M30: 7,103,655 km (0.114 R)
• M31: 7,984,786 km (0.1 R)
• M32: 8,265,282 km (0.104 R)
• M33: 9,550,178 km (0.063 R)
• M34: 9,649,063 km (0.034 R)
• M35: 9,947,660 km (0.11 R)
• M36: 9,981,020 km (0.085 R)
• M37: 10,999,183 km (0.079 R)
• M38: 12,623,368 km (0.1 R)
• M39: 12,659,421 km (0.064 R)
• M40: 12,804,381 km (0.113 R)
• M41: 13,463,060 km (0.108 R)
• M42: 13,983,063 km (0.104 R)
• M43: 14,358,553 km (0.036 R)
• M44: 15,004,218 km (0.104 R)
• M45: 15,698,352 km (0.073 R)
• M46: 16,324,120 km (0.081 R)
• M47: 17,640,132 km (0.105 R)
• M48: 18,331,274 km (0.074 R)
• M49: 18,618,502 km (0.106 R)
• M50: 18,741,920 km (0.088 R)
• M51: 19,155,708 km (0.065 R)
• M52: 20,203,192 km (0.097 R)
• M53: 22,047,734 km (0.115 R)
• M54: 22,091,267 km (0.115 R)
• M55: 25,757,313 km (0.095 R)
• M56: 26,448,006 km (0.095 R)
• M57: 26,911,759 km (0.118 R)
• M58: 28,698,856 km (0.089 R)
• M59: 28,984,438 km (0.04 R)
• M60: 29,366,810 km (0.112 R)
• M61: 32,782,578 km (0.064 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 11,464 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit