🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.7 AU - 1 AU

Year: 291 Days

Day: 34.2 Hours

Environment

Temp: 77 °C

Axial Tilt: 49.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,479,401 km

• M1: 736,321 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.83 AU - 0.95 AU

Year: 311 Days

Day: 30.9 Hours

Environment

Temp: 151 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.17 AU - 1.33 AU

Year: 518 Days

Day: 16.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 11.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 66,479,401 km

• M1: 719,416 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.34 AU - 1.38 AU

Year: 588 Days

Day: 36.8 Hours

Environment

Temp: -33 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,479,401 km

• M1: 440,117 km (0.08 R)

Asteroid Belt

Center: 5.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.9

Radius: 11.3

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 6.71 AU - 10.71 AU

Year: 9533 Days

Day: 13.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 66,479,401 km

• M1: 207,343 km (0.119 R)
• M2: 318,793 km (0.048 R)
• M3: 410,945 km (0.077 R)
• M4: 722,259 km (0.102 R)
• M5: 1,123,031 km (0.115 R)
• M6: 1,338,153 km (0.1 R)
• M7: 1,440,478 km (0.097 R)
• M8: 1,631,514 km (0.096 R)
• M9: 2,157,800 km (0.098 R)
• M10: 2,230,355 km (0.08 R)
• M11: 2,477,939 km (0.097 R)
• M12: 2,892,924 km (0.07 R)
• M13: 3,000,185 km (0.079 R)
• M14: 3,499,244 km (0.118 R)
• M15: 3,584,963 km (0.119 R)
• M16: 3,700,453 km (0.05 R)
• M17: 4,084,321 km (0.051 R)
• M18: 4,265,783 km (0.07 R)
• M19: 4,543,138 km (0.089 R)
• M20: 5,115,649 km (0.028 R)
• M21: 5,311,622 km (0.077 R)
• M22: 5,443,567 km (0.111 R)
• M23: 6,293,433 km (0.114 R)
• M24: 6,468,462 km (0.075 R)
• M25: 6,538,923 km (0.034 R)
• M26: 6,930,869 km (0.097 R)
• M27: 7,514,750 km (0.098 R)
• M28: 7,775,349 km (0.111 R)
• M29: 7,850,298 km (0.089 R)
• M30: 8,038,791 km (0.026 R)
• M31: 8,458,712 km (0.057 R)
• M32: 9,399,982 km (0.103 R)
• M33: 9,519,960 km (0.104 R)
• M34: 9,883,034 km (0.117 R)
• M35: 10,168,466 km (0.062 R)
• M36: 10,664,383 km (0.093 R)
• M37: 11,083,557 km (0.06 R)
• M38: 11,337,723 km (0.088 R)
• M39: 12,417,371 km (0.088 R)
• M40: 13,529,631 km (0.119 R)
• M41: 14,212,396 km (0.098 R)
• M42: 14,906,231 km (0.09 R)
• M43: 15,327,798 km (0.117 R)
• M44: 16,471,324 km (0.055 R)
• M45: 19,194,155 km (0.082 R)
• M46: 19,960,545 km (0.106 R)
• M47: 20,166,691 km (0.106 R)
• M48: 21,155,383 km (0.083 R)
• M49: 21,681,967 km (0.108 R)
• M50: 22,319,703 km (0.111 R)
• M51: 22,802,007 km (0.093 R)
• M52: 23,940,895 km (0.11 R)
• M53: 24,159,907 km (0.031 R)
• M54: 24,599,874 km (0.077 R)
• M55: 25,209,336 km (0.11 R)
• M56: 25,655,586 km (0.056 R)
• M57: 27,067,192 km (0.082 R)
• M58: 27,238,332 km (0.089 R)
• M59: 27,409,771 km (0.076 R)
• M60: 28,041,522 km (0.063 R)
• M61: 29,847,468 km (0.045 R)
• M62: 30,142,176 km (0.111 R)
• M63: 30,615,952 km (0.095 R)
• M64: 31,931,366 km (0.116 R)
• M65: 32,051,793 km (0.078 R)
• M66: 32,838,677 km (0.079 R)
• M67: 33,143,109 km (0.065 R)
• M68: 33,326,217 km (0.039 R)
• M69: 33,509,624 km (0.084 R)
• M70: 33,631,995 km (0.062 R)
• M71: 33,938,820 km (0.116 R)
• M72: 34,926,764 km (0.1 R)
• M73: 36,930,927 km (0.109 R)
• M74: 37,310,906 km (0.062 R)
• M75: 37,755,810 km (0.061 R)
• M76: 39,036,667 km (0.071 R)
• M77: 39,294,424 km (0.076 R)
• M78: 39,617,555 km (0.082 R)
• M79: 39,876,808 km (0.083 R)
• M80: 40,006,510 km (0.085 R)
• M81: 40,788,308 km (0.076 R)
• M82: 41,640,717 km (0.082 R)
• M83: 42,102,226 km (0.067 R)
• M84: 42,432,838 km (0.092 R)
• M85: 42,830,768 km (0.065 R)
• M86: 44,032,039 km (0.089 R)
• M87: 44,300,567 km (0.069 R)
• M88: 44,906,588 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.9

Radius: 13.8

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 10.42 AU - 10.52 AU

Year: 12564 Days

Day: 6.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 66,479,401 km

• M1: 202,556 km (0.101 R)
• M2: 388,356 km (0.114 R)
• M3: 625,319 km (0.076 R)
• M4: 1,147,864 km (0.104 R)
• M5: 1,637,199 km (0.045 R)
• M6: 2,507,260 km (0.119 R)
• M7: 2,683,487 km (0.119 R)
• M8: 2,955,755 km (0.094 R)
• M9: 3,357,126 km (0.1 R)
• M10: 3,675,919 km (0.117 R)
• M11: 3,877,128 km (0.11 R)
• M12: 4,133,688 km (0.087 R)
• M13: 4,422,562 km (0.109 R)
• M14: 5,020,355 km (0.03 R)
• M15: 6,442,283 km (0.098 R)
• M16: 6,716,496 km (0.074 R)
• M17: 7,276,440 km (0.063 R)
• M18: 7,690,228 km (0.084 R)
• M19: 8,308,815 km (0.11 R)
• M20: 8,574,202 km (0.096 R)
• M21: 9,386,967 km (0.06 R)
• M22: 11,231,659 km (0.074 R)
• M23: 11,970,522 km (0.098 R)
• M24: 12,270,466 km (0.12 R)
• M25: 12,648,949 km (0.117 R)
• M26: 13,533,970 km (0.099 R)
• M27: 14,718,486 km (0.089 R)
• M28: 15,567,304 km (0.091 R)
• M29: 15,894,774 km (0.066 R)
• M30: 17,481,708 km (0.081 R)
• M31: 17,950,548 km (0.101 R)
• M32: 18,944,177 km (0.102 R)
• M33: 19,075,075 km (0.102 R)
• M34: 19,425,583 km (0.101 R)
• M35: 20,088,750 km (0.074 R)
• M36: 20,849,306 km (0.05 R)
• M37: 21,029,721 km (0.035 R)
• M38: 21,165,256 km (0.106 R)
• M39: 21,255,763 km (0.09 R)
• M40: 21,710,541 km (0.078 R)
• M41: 23,093,872 km (0.058 R)
• M42: 23,702,287 km (0.05 R)
• M43: 24,032,000 km (0.079 R)
• M44: 25,751,777 km (0.058 R)
• M45: 25,945,357 km (0.117 R)
• M46: 26,675,544 km (0.082 R)
• M47: 27,264,511 km (0.108 R)
• M48: 27,659,450 km (0.064 R)
• M49: 27,957,000 km (0.079 R)
• M50: 28,505,276 km (0.075 R)
• M51: 28,705,438 km (0.117 R)
• M52: 28,906,198 km (0.102 R)
• M53: 29,511,172 km (0.071 R)
• M54: 29,916,732 km (0.049 R)
• M55: 30,018,458 km (0.116 R)
• M56: 30,273,074 km (0.116 R)
• M57: 30,733,536 km (0.119 R)
• M58: 31,093,169 km (0.107 R)
• M59: 32,912,280 km (0.112 R)
• M60: 33,596,690 km (0.112 R)
• M61: 34,232,780 km (0.115 R)
• M62: 35,516,629 km (0.092 R)
• M63: 35,678,195 km (0.075 R)
• M64: 36,164,537 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 504.1

Radius: 7.3

Gravity: 9.46 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 13.28 AU - 13.5 AU

Year: 18171 Days

Day: 15.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 66,479,401 km

• M1: 175,329 km (0.11 R)
• M2: 246,238 km (0.049 R)
• M3: 684,709 km (0.081 R)
• M4: 966,552 km (0.12 R)
• M5: 1,886,429 km (0.11 R)
• M6: 2,187,121 km (0.099 R)
• M7: 2,374,717 km (0.072 R)
• M8: 2,666,133 km (0.076 R)
• M9: 2,765,765 km (0.087 R)
• M10: 4,209,235 km (0.108 R)
• M11: 4,403,713 km (0.119 R)
• M12: 4,561,538 km (0.098 R)
• M13: 5,004,946 km (0.093 R)
• M14: 5,169,803 km (0.064 R)
• M15: 5,504,603 km (0.109 R)
• M16: 6,195,147 km (0.106 R)
• M17: 6,327,691 km (0.08 R)
• M18: 7,374,726 km (0.082 R)
• M19: 7,894,429 km (0.067 R)
• M20: 8,038,193 km (0.12 R)
• M21: 8,279,793 km (0.097 R)
• M22: 9,118,738 km (0.079 R)
• M23: 9,984,760 km (0.069 R)
• M24: 11,848,750 km (0.059 R)
• M25: 12,456,267 km (0.105 R)
• M26: 12,512,067 km (0.052 R)
• M27: 14,048,287 km (0.104 R)
• M28: 14,868,084 km (0.083 R)
• M29: 15,583,012 km (0.117 R)
• M30: 15,763,427 km (0.109 R)
• M31: 15,823,864 km (0.098 R)
• M32: 16,676,273 km (0.113 R)
• M33: 16,799,392 km (0.075 R)
• M34: 17,232,179 km (0.076 R)
• M35: 17,356,644 km (0.117 R)
• M36: 19,971,017 km (0.032 R)
• M37: 21,024,186 km (0.082 R)
• M38: 21,423,761 km (0.117 R)
• M39: 22,569,382 km (0.098 R)
• M40: 23,390,076 km (0.111 R)
• M41: 24,220,494 km (0.102 R)
• M42: 24,709,379 km (0.101 R)
• M43: 24,849,553 km (0.062 R)
• M44: 25,554,907 km (0.093 R)
• M45: 26,052,619 km (0.075 R)
• M46: 27,346,940 km (0.108 R)
• M47: 27,856,021 km (0.091 R)
• M48: 28,515,000 km (0.115 R)
• M49: 29,550,367 km (0.098 R)
• M50: 30,072,613 km (0.03 R)
• M51: 30,297,458 km (0.086 R)
• M52: 30,598,000 km (0.113 R)
• M53: 30,899,590 km (0.099 R)
• M54: 31,657,752 km (0.069 R)
• M55: 32,115,521 km (0.086 R)
• M56: 34,672,747 km (0.06 R)
• M57: 36,733,009 km (0.107 R)
• M58: 37,053,448 km (0.057 R)
• M59: 38,425,859 km (0.028 R)
• M60: 38,914,296 km (0.094 R)
• M61: 39,814,875 km (0.064 R)
• M62: 40,639,608 km (0.097 R)
• M63: 40,970,967 km (0.056 R)
• M64: 41,137,021 km (0.113 R)
• M65: 41,553,202 km (0.069 R)
• M66: 42,557,752 km (0.116 R)
• M67: 43,400,885 km (0.086 R)
• M68: 43,739,575 km (0.061 R)
• M69: 44,675,908 km (0.117 R)
• M70: 45,446,786 km (0.11 R)
• M71: 48,047,994 km (0.084 R)
• M72: 48,223,173 km (0.115 R)
• M73: 48,486,315 km (0.085 R)
• M74: 48,661,943 km (0.093 R)
• M75: 49,190,173 km (0.114 R)
• M76: 51,054,013 km (0.115 R)
• M77: 51,590,770 km (0.078 R)
• M78: 52,940,891 km (0.115 R)
• M79: 53,393,574 km (0.116 R)
• M80: 54,850,508 km (0.048 R)
• M81: 55,125,170 km (0.115 R)
• M82: 55,767,693 km (0.073 R)
• M83: 56,967,767 km (0.033 R)
• M84: 57,710,371 km (0.098 R)
• M85: 59,581,092 km (0.068 R)
• M86: 61,376,566 km (0.079 R)
• M87: 61,661,699 km (0.033 R)
• M88: 62,710,979 km (0.049 R)
• M89: 63,093,949 km (0.119 R)
• M90: 63,573,710 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 523.6

Radius: 4.8

Gravity: 22.73 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 12.74 AU - 14.54 AU

Year: 18682 Days

Day: 24.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 66,479,401 km

• M1: 181,761 km (0.042 R)
• M2: 322,234 km (0.089 R)
• M3: 693,685 km (0.085 R)
• M4: 758,162 km (0.114 R)
• M5: 1,237,474 km (0.06 R)
• M6: 1,289,833 km (0.103 R)
• M7: 1,423,873 km (0.089 R)
• M8: 2,066,246 km (0.102 R)
• M9: 3,390,935 km (0.084 R)
• M10: 3,501,787 km (0.106 R)
• M11: 3,613,836 km (0.099 R)
• M12: 4,592,505 km (0.08 R)
• M13: 5,174,291 km (0.11 R)
• M14: 5,216,777 km (0.076 R)
• M15: 5,955,940 km (0.116 R)
• M16: 6,543,112 km (0.043 R)
• M17: 6,820,167 km (0.116 R)
• M18: 8,713,328 km (0.08 R)
• M19: 9,533,872 km (0.112 R)
• M20: 9,638,142 km (0.057 R)
• M21: 9,690,501 km (0.111 R)
• M22: 10,006,153 km (0.084 R)
• M23: 10,165,325 km (0.048 R)
• M24: 10,539,918 km (0.095 R)
• M25: 12,026,622 km (0.086 R)
• M26: 14,646,080 km (0.085 R)
• M27: 15,129,581 km (0.107 R)
• M28: 16,361,070 km (0.115 R)
• M29: 16,925,802 km (0.064 R)
• M30: 16,988,933 km (0.05 R)
• M31: 17,242,202 km (0.064 R)
• M32: 19,181,439 km (0.08 R)
• M33: 20,042,973 km (0.108 R)
• M34: 21,120,527 km (0.109 R)
• M35: 21,256,661 km (0.047 R)
• M36: 22,981,225 km (0.107 R)
• M37: 24,392,980 km (0.098 R)
• M38: 25,542,490 km (0.101 R)
• M39: 26,416,142 km (0.09 R)
• M40: 27,151,714 km (0.096 R)
• M41: 28,043,168 km (0.069 R)
• M42: 28,868,799 km (0.085 R)
• M43: 29,626,213 km (0.073 R)
• M44: 30,160,277 km (0.078 R)
• M45: 30,236,871 km (0.061 R)
• M46: 31,548,246 km (0.077 R)
• M47: 32,406,639 km (0.115 R)
• M48: 32,485,028 km (0.069 R)
• M49: 33,272,661 km (0.105 R)
• M50: 34,066,577 km (0.07 R)
• M51: 35,269,044 km (0.106 R)
• M52: 35,592,176 km (0.091 R)
• M53: 36,567,105 km (0.112 R)
• M54: 36,893,976 km (0.085 R)
• M55: 37,304,024 km (0.1 R)
• M56: 37,880,574 km (0.101 R)
• M57: 38,543,143 km (0.085 R)
• M58: 39,293,078 km (0.074 R)
• M59: 39,795,726 km (0.089 R)
• M60: 39,963,725 km (0.072 R)
• M61: 40,553,589 km (0.067 R)
• M62: 41,486,482 km (0.059 R)
• M63: 41,912,835 km (0.068 R)
• M64: 42,083,826 km (0.118 R)
• M65: 42,340,685 km (0.095 R)
• M66: 44,066,297 km (0.075 R)
• M67: 44,327,046 km (0.084 R)
• M68: 44,501,178 km (0.094 R)
• M69: 45,287,763 km (0.114 R)
• M70: 46,255,362 km (0.035 R)
• M71: 48,121,446 km (0.103 R)
• M72: 49,108,643 km (0.105 R)
• M73: 49,921,408 km (0.05 R)
• M74: 50,011,915 km (0.097 R)
• M75: 50,102,571 km (0.118 R)
• M76: 51,103,081 km (0.048 R)
• M77: 52,018,471 km (0.098 R)
• M78: 54,051,057 km (0.114 R)
• M79: 54,144,107 km (0.105 R)
• M80: 55,921,330 km (0.089 R)
• M81: 56,015,427 km (0.108 R)
• M82: 56,109,524 km (0.029 R)
• M83: 56,580,907 km (0.111 R)
• M84: 56,675,303 km (0.06 R)
• M85: 58,288,866 km (0.102 R)
• M86: 60,013,579 km (0.113 R)
• M87: 60,978,934 km (0.095 R)
• M88: 62,046,914 km (0.063 R)
• M89: 63,709,395 km (0.061 R)
• M90: 64,299,708 km (0.108 R)
• M91: 64,792,932 km (0.058 R)
• M92: 65,089,435 km (0.115 R)
• M93: 65,981,936 km (0.083 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 14,174 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit