🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.57 AU - 0.77 AU

Year: 354 Days

Day: 37.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 62.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.2

Radius: 11

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.99 AU - 1.21 AU

Year: 745 Days

Day: 12.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 25,259,247 km

• M1: 141,220 km (0.086 R)
• M2: 246,088 km (0.038 R)
• M3: 425,008 km (0.072 R)
• M4: 540,348 km (0.07 R)
• M5: 621,878 km (0.1 R)
• M6: 874,100 km (0.03 R)
• M7: 956,080 km (0.062 R)
• M8: 1,036,414 km (0.112 R)
• M9: 1,372,560 km (0.086 R)
• M10: 1,449,753 km (0.12 R)
• M11: 1,533,528 km (0.057 R)
• M12: 1,680,283 km (0.083 R)
• M13: 1,758,074 km (0.09 R)
• M14: 1,847,833 km (0.089 R)
• M15: 1,955,394 km (0.044 R)
• M16: 2,165,728 km (0.092 R)
• M17: 2,319,814 km (0.053 R)
• M18: 2,407,030 km (0.09 R)
• M19: 2,501,276 km (0.098 R)
• M20: 2,791,646 km (0.099 R)
• M21: 2,985,076 km (0.108 R)
• M22: 3,112,085 km (0.059 R)
• M23: 3,267,217 km (0.077 R)
• M24: 3,477,851 km (0.116 R)
• M25: 3,584,963 km (0.085 R)
• M26: 3,659,164 km (0.09 R)
• M27: 3,768,071 km (0.044 R)
• M28: 3,982,295 km (0.051 R)
• M29: 4,094,344 km (0.12 R)
• M30: 4,221,802 km (0.095 R)
• M31: 4,307,521 km (0.074 R)
• M32: 4,546,279 km (0.042 R)
• M33: 4,648,754 km (0.109 R)
• M34: 4,811,666 km (0.12 R)
• M35: 4,998,962 km (0.117 R)
• M36: 5,181,023 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.4

Radius: 13.5

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.35 AU - 1.55 AU

Year: 1127 Days

Day: 13.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 25,259,247 km

• M1: 182,509 km (0.118 R)
• M2: 270,174 km (0.066 R)
• M3: 364,420 km (0.107 R)
• M4: 669,301 km (0.115 R)
• M5: 779,704 km (0.102 R)
• M6: 930,798 km (0.07 R)
• M7: 1,092,812 km (0.097 R)
• M8: 1,181,225 km (0.055 R)
• M9: 1,334,712 km (0.103 R)
• M10: 1,462,469 km (0.107 R)
• M11: 1,611,468 km (0.107 R)
• M12: 1,774,530 km (0.046 R)
• M13: 1,898,247 km (0.055 R)
• M14: 2,006,706 km (0.082 R)
• M15: 2,239,779 km (0.088 R)
• M16: 2,403,439 km (0.058 R)
• M17: 2,631,277 km (0.09 R)
• M18: 2,732,704 km (0.12 R)
• M19: 2,856,123 km (0.083 R)
• M20: 3,140,807 km (0.079 R)
• M21: 3,534,848 km (0.116 R)
• M22: 3,726,633 km (0.074 R)
• M23: 3,841,075 km (0.058 R)
• M24: 3,945,045 km (0.084 R)
• M25: 4,155,978 km (0.045 R)
• M26: 4,250,973 km (0.102 R)
• M27: 4,455,174 km (0.101 R)
• M28: 5,049,377 km (0.082 R)
• M29: 5,227,548 km (0.075 R)
• M30: 5,381,933 km (0.096 R)
• M31: 5,721,520 km (0.073 R)
• M32: 6,271,592 km (0.109 R)
• M33: 6,573,779 km (0.037 R)
• M34: 6,726,668 km (0.075 R)
• M35: 6,838,567 km (0.074 R)
• M36: 7,092,734 km (0.096 R)
• M37: 7,364,554 km (0.106 R)
• M38: 7,451,021 km (0.037 R)
• M39: 7,668,836 km (0.09 R)
• M40: 7,756,650 km (0.059 R)
• M41: 7,844,613 km (0.115 R)
• M42: 8,215,317 km (0.037 R)
• M43: 8,485,640 km (0.112 R)
• M44: 8,927,552 km (0.114 R)
• M45: 9,190,096 km (0.095 R)
• M46: 9,392,502 km (0.089 R)
• M47: 9,675,392 km (0.065 R)
• M48: 9,961,124 km (0.081 R)
• M49: 10,089,030 km (0.059 R)
• M50: 10,298,018 km (0.106 R)
• M51: 10,427,271 km (0.081 R)
• M52: 10,557,122 km (0.078 R)
• M53: 10,867,687 km (0.113 R)
• M54: 11,065,455 km (0.11 R)
• M55: 11,231,210 km (0.047 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.5

Radius: 11.3

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.7 AU - 3.32 AU

Year: 3372 Days

Day: 6 Hours

Environment

Temp: -201 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 25,259,247 km

• M1: 157,227 km (0.065 R)
• M2: 231,877 km (0.098 R)
• M3: 444,006 km (0.118 R)
• M4: 638,633 km (0.034 R)
• M5: 743,202 km (0.087 R)
• M6: 836,701 km (0.11 R)
• M7: 962,064 km (0.102 R)
• M8: 1,222,364 km (0.086 R)
• M9: 1,356,105 km (0.06 R)
• M10: 1,649,765 km (0.115 R)
• M11: 1,821,803 km (0.109 R)
• M12: 2,024,059 km (0.113 R)
• M13: 2,134,313 km (0.062 R)
• M14: 2,503,221 km (0.085 R)
• M15: 2,715,501 km (0.093 R)
• M16: 3,101,313 km (0.119 R)
• M17: 3,682,800 km (0.108 R)
• M18: 3,757,899 km (0.096 R)
• M19: 3,848,704 km (0.082 R)
• M20: 4,094,494 km (0.085 R)
• M21: 4,313,954 km (0.088 R)
• M22: 4,601,631 km (0.046 R)
• M23: 4,780,699 km (0.118 R)
• M24: 4,978,468 km (0.115 R)
• M25: 5,433,694 km (0.097 R)
• M26: 5,623,085 km (0.052 R)
• M27: 5,955,342 km (0.076 R)
• M28: 6,222,224 km (0.047 R)
• M29: 6,311,983 km (0.073 R)
• M30: 6,511,247 km (0.103 R)
• M31: 6,639,004 km (0.114 R)
• M32: 6,786,208 km (0.12 R)
• M33: 6,860,110 km (0.118 R)
• M34: 7,140,007 km (0.12 R)
• M35: 7,442,644 km (0.082 R)
• M36: 7,633,979 km (0.091 R)
• M37: 7,710,873 km (0.104 R)
• M38: 8,021,438 km (0.04 R)
• M39: 8,178,366 km (0.112 R)
• M40: 8,375,835 km (0.101 R)
• M41: 8,514,961 km (0.083 R)
• M42: 8,675,031 km (0.045 R)
• M43: 8,835,998 km (0.051 R)
• M44: 8,998,013 km (0.104 R)
• M45: 9,448,751 km (0.059 R)
• M46: 9,635,150 km (0.099 R)
• M47: 9,927,763 km (0.058 R)
• M48: 10,436,097 km (0.069 R)
• M49: 10,543,060 km (0.091 R)
• M50: 10,650,471 km (0.103 R)
• M51: 10,736,639 km (0.079 R)
• M52: 11,655,170 km (0.067 R)
• M53: 12,056,541 km (0.111 R)
• M54: 12,168,889 km (0.061 R)
• M55: 12,873,046 km (0.103 R)
• M56: 13,613,705 km (0.051 R)
• M57: 13,989,196 km (0.093 R)
• M58: 14,415,849 km (0.12 R)
• M59: 14,558,865 km (0.091 R)
• M60: 14,654,607 km (0.081 R)
• M61: 14,894,862 km (0.084 R)
• M62: 14,967,117 km (0.045 R)
• M63: 15,233,252 km (0.071 R)
• M64: 15,354,725 km (0.112 R)
• M65: 15,623,104 km (0.098 R)
• M66: 15,893,128 km (0.112 R)
• M67: 15,967,030 km (0.1 R)
• M68: 16,040,931 km (0.113 R)
• M69: 16,263,682 km (0.096 R)
• M70: 16,562,279 km (0.09 R)
• M71: 16,687,194 km (0.061 R)
• M72: 16,812,557 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.2

Radius: 11.4

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 4.39 AU - 6.41 AU

Year: 8102 Days

Day: 10.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 25,259,247 km

• M1: 192,084 km (0.038 R)
• M2: 461,210 km (0.105 R)
• M3: 533,466 km (0.094 R)
• M4: 680,371 km (0.054 R)
• M5: 894,446 km (0.116 R)
• M6: 1,003,203 km (0.077 R)
• M7: 1,435,990 km (0.095 R)
• M8: 1,801,458 km (0.107 R)
• M9: 1,906,176 km (0.067 R)
• M10: 2,031,240 km (0.047 R)
• M11: 2,817,676 km (0.044 R)
• M12: 3,064,662 km (0.1 R)
• M13: 3,148,586 km (0.109 R)
• M14: 3,254,502 km (0.107 R)
• M15: 3,757,599 km (0.093 R)
• M16: 4,884,969 km (0.036 R)
• M17: 5,308,181 km (0.095 R)
• M18: 5,384,027 km (0.105 R)
• M19: 5,795,122 km (0.085 R)
• M20: 6,269,647 km (0.108 R)
• M21: 6,484,768 km (0.118 R)
• M22: 6,702,134 km (0.087 R)
• M23: 7,088,546 km (0.099 R)
• M24: 7,681,851 km (0.061 R)
• M25: 8,320,334 km (0.062 R)
• M26: 8,467,987 km (0.03 R)
• M27: 8,646,159 km (0.109 R)
• M28: 9,006,241 km (0.078 R)
• M29: 9,249,188 km (0.075 R)
• M30: 9,340,741 km (0.12 R)
• M31: 9,928,212 km (0.116 R)
• M32: 10,053,426 km (0.065 R)
• M33: 10,400,343 km (0.041 R)
• M34: 10,783,463 km (0.087 R)
• M35: 11,465,031 km (0.117 R)
• M36: 11,927,139 km (0.056 R)
• M37: 12,835,647 km (0.062 R)
• M38: 13,281,000 km (0.053 R)
• M39: 13,836,157 km (0.099 R)
• M40: 14,398,945 km (0.096 R)
• M41: 16,463,994 km (0.112 R)
• M42: 16,798,494 km (0.114 R)
• M43: 17,587,623 km (0.084 R)
• M44: 17,891,457 km (0.071 R)
• M45: 18,504,359 km (0.102 R)
• M46: 19,007,457 km (0.088 R)
• M47: 19,397,608 km (0.09 R)
• M48: 20,106,253 km (0.114 R)
• M49: 22,119,242 km (0.091 R)
• M50: 22,242,062 km (0.107 R)
• M51: 22,901,040 km (0.118 R)
• M52: 22,983,768 km (0.103 R)
• M53: 23,274,437 km (0.085 R)
• M54: 23,482,827 km (0.102 R)
• M55: 23,859,364 km (0.114 R)
• M56: 24,830,853 km (0.081 R)
• M57: 25,257,207 km (0.058 R)
• M58: 25,772,123 km (0.087 R)
• M59: 27,074,372 km (0.07 R)
• M60: 28,531,605 km (0.114 R)
• M61: 28,888,695 km (0.067 R)
• M62: 29,337,190 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.9

Radius: 7.9

Gravity: 10.64 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.41 AU - 8.79 AU

Year: 12215 Days

Day: 15.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 25,259,247 km

• M1: 117,434 km (0.097 R)
• M2: 197,619 km (0.101 R)
• M3: 251,324 km (0.084 R)
• M4: 312,061 km (0.116 R)
• M5: 365,468 km (0.059 R)
• M6: 597,643 km (0.068 R)
• M7: 913,445 km (0.114 R)
• M8: 1,165,367 km (0.117 R)
• M9: 1,510,639 km (0.074 R)
• M10: 1,834,967 km (0.064 R)
• M11: 1,992,045 km (0.094 R)
• M12: 2,605,097 km (0.098 R)
• M13: 3,528,715 km (0.078 R)
• M14: 3,691,776 km (0.074 R)
• M15: 4,059,338 km (0.096 R)
• M16: 4,161,514 km (0.078 R)
• M17: 4,579,340 km (0.119 R)
• M18: 4,721,608 km (0.087 R)
• M19: 5,342,439 km (0.097 R)
• M20: 5,567,734 km (0.036 R)
• M21: 5,719,575 km (0.111 R)
• M22: 6,699,890 km (0.077 R)
• M23: 6,861,606 km (0.086 R)
• M24: 7,024,518 km (0.094 R)
• M25: 7,312,793 km (0.093 R)
• M26: 7,395,969 km (0.099 R)
• M27: 7,731,368 km (0.108 R)
• M28: 7,943,647 km (0.078 R)
• M29: 8,029,067 km (0.115 R)
• M30: 8,900,176 km (0.097 R)
• M31: 9,301,846 km (0.09 R)
• M32: 9,664,022 km (0.11 R)
• M33: 9,846,681 km (0.12 R)
• M34: 10,308,640 km (0.103 R)
• M35: 11,062,463 km (0.052 R)
• M36: 11,639,462 km (0.111 R)
• M37: 11,834,089 km (0.119 R)
• M38: 11,931,627 km (0.068 R)
• M39: 12,923,012 km (0.067 R)
• M40: 13,023,542 km (0.096 R)
• M41: 13,073,956 km (0.077 R)
• M42: 13,940,577 km (0.079 R)
• M43: 14,250,843 km (0.108 R)
• M44: 14,825,598 km (0.107 R)
• M45: 15,461,239 km (0.036 R)
• M46: 16,485,835 km (0.11 R)
• M47: 16,649,645 km (0.04 R)
• M48: 16,704,397 km (0.112 R)
• M49: 17,476,622 km (0.116 R)
• M50: 17,699,522 km (0.082 R)
• M51: 18,035,519 km (0.114 R)
• M52: 18,260,664 km (0.103 R)
• M53: 18,656,799 km (0.036 R)
• M54: 19,113,222 km (0.096 R)
• M55: 19,804,664 km (0.039 R)
• M56: 21,271,172 km (0.101 R)
• M57: 21,509,182 km (0.034 R)
• M58: 23,015,932 km (0.067 R)
• M59: 23,874,474 km (0.089 R)
• M60: 24,059,826 km (0.064 R)
• M61: 25,433,583 km (0.113 R)
• M62: 26,384,876 km (0.066 R)
• M63: 26,640,389 km (0.103 R)
• M64: 27,865,895 km (0.075 R)
• M65: 28,452,767 km (0.108 R)
• M66: 28,977,856 km (0.09 R)
• M67: 30,170,899 km (0.11 R)
• M68: 30,371,360 km (0.075 R)
• M69: 31,515,335 km (0.066 R)
• M70: 31,582,953 km (0.064 R)
• M71: 31,718,638 km (0.091 R)
• M72: 32,741,888 km (0.079 R)
• M73: 32,810,553 km (0.118 R)
• M74: 33,292,109 km (0.072 R)
• M75: 33,845,321 km (0.1 R)
• M76: 34,053,562 km (0.064 R)
• M77: 34,890,711 km (0.058 R)
• M78: 36,514,297 km (0.106 R)
• M79: 38,668,806 km (0.046 R)
• M80: 39,688,315 km (0.063 R)
• M81: 41,753,514 km (0.102 R)
• M82: 42,051,513 km (0.106 R)
• M83: 46,372,348 km (0.083 R)
• M84: 46,449,540 km (0.114 R)
• M85: 48,467,915 km (0.055 R)
• M86: 49,173,269 km (0.107 R)
• M87: 52,509,601 km (0.087 R)
• M88: 53,072,687 km (0.045 R)
• M89: 53,314,736 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 48.4

Radius: 6.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 7.41 AU - 8.43 AU

Year: 14391 Days

Day: 19.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 25,259,247 km

• M1: 266,135 km (0.047 R)
• M2: 378,183 km (0.03 R)
• M3: 692,638 km (0.105 R)
• M4: 1,246,150 km (0.093 R)
• M5: 1,314,666 km (0.113 R)
• M6: 1,691,054 km (0.07 R)
• M7: 1,954,646 km (0.089 R)
• M8: 2,416,754 km (0.115 R)
• M9: 2,537,479 km (0.098 R)
• M10: 2,677,802 km (0.108 R)
• M11: 3,631,788 km (0.112 R)
• M12: 4,032,261 km (0.069 R)
• M13: 4,175,725 km (0.056 R)
• M14: 4,425,554 km (0.08 R)
• M15: 4,918,180 km (0.08 R)
• M16: 5,360,541 km (0.116 R)
• M17: 5,746,653 km (0.11 R)
• M18: 7,105,300 km (0.071 R)
• M19: 9,062,190 km (0.068 R)
• M20: 9,467,002 km (0.057 R)
• M21: 12,342,273 km (0.116 R)
• M22: 12,700,560 km (0.087 R)
• M23: 13,396,938 km (0.047 R)
• M24: 14,668,670 km (0.082 R)
• M25: 15,239,086 km (0.088 R)
• M26: 16,173,325 km (0.056 R)
• M27: 16,499,748 km (0.101 R)
• M28: 20,091,144 km (0.11 R)
• M29: 21,114,243 km (0.059 R)
• M30: 21,614,200 km (0.103 R)
• M31: 22,371,464 km (0.087 R)
• M32: 22,444,019 km (0.098 R)
• M33: 22,625,780 km (0.061 R)
• M34: 22,698,635 km (0.076 R)
• M35: 23,578,868 km (0.092 R)
• M36: 23,763,622 km (0.073 R)
• M37: 24,358,273 km (0.116 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 14,471 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit