🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

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: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.42 AU - 0.68 AU

Year: 268 Days

Day: 39 Hours

Environment

Temp: -124 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,674,992 km

• M1: 115,190 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.4

Radius: 11

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.92 AU - 0.98 AU

Year: 607 Days

Day: 10.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 65,674,992 km

• M1: 143,464 km (0.087 R)
• M2: 223,798 km (0.12 R)
• M3: 322,234 km (0.086 R)
• M4: 410,646 km (0.116 R)
• M5: 496,067 km (0.093 R)
• M6: 566,826 km (0.094 R)
• M7: 724,652 km (0.107 R)
• M8: 889,210 km (0.106 R)
• M9: 969,693 km (0.109 R)
• M10: 1,100,143 km (0.118 R)
• M11: 1,197,082 km (0.081 R)
• M12: 1,266,645 km (0.057 R)
• M13: 1,337,854 km (0.118 R)
• M14: 1,415,645 km (0.099 R)
• M15: 1,500,467 km (0.108 R)
• M16: 1,592,469 km (0.094 R)
• M17: 1,754,035 km (0.109 R)
• M18: 1,851,274 km (0.105 R)
• M19: 1,938,639 km (0.067 R)
• M20: 2,045,452 km (0.051 R)
• M21: 2,333,876 km (0.112 R)
• M22: 2,454,153 km (0.075 R)
• M23: 2,531,196 km (0.113 R)
• M24: 2,615,719 km (0.066 R)
• M25: 2,747,514 km (0.062 R)
• M26: 2,834,431 km (0.105 R)
• M27: 2,976,848 km (0.072 R)
• M28: 3,086,952 km (0.108 R)
• M29: 3,261,832 km (0.077 R)
• M30: 3,375,377 km (0.079 R)
• M31: 3,461,545 km (0.12 R)
• M32: 3,613,985 km (0.117 R)
• M33: 3,687,438 km (0.105 R)
• M34: 3,768,670 km (0.112 R)
• M35: 3,993,665 km (0.045 R)
• M36: 4,378,430 km (0.106 R)
• M37: 4,456,820 km (0.115 R)
• M38: 4,638,880 km (0.11 R)
• M39: 4,872,103 km (0.052 R)
• M40: 4,961,563 km (0.043 R)
• M41: 5,125,672 km (0.105 R)
• M42: 5,233,382 km (0.058 R)
• M43: 5,518,516 km (0.083 R)
• M44: 5,603,338 km (0.038 R)
• M45: 5,869,024 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.2

Radius: 9.4

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.98 AU - 1.1 AU

Year: 696 Days

Day: 5.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 65,674,992 km

• M1: 118,332 km (0.116 R)
• M2: 183,407 km (0.09 R)
• M3: 267,481 km (0.068 R)
• M4: 368,908 km (0.082 R)
• M5: 428,897 km (0.073 R)
• M6: 535,710 km (0.08 R)
• M7: 625,319 km (0.102 R)
• M8: 728,691 km (0.076 R)
• M9: 812,466 km (0.12 R)
• M10: 999,463 km (0.097 R)
• M11: 1,112,859 km (0.081 R)
• M12: 1,181,075 km (0.119 R)
• M13: 1,358,199 km (0.105 R)
• M14: 1,489,995 km (0.111 R)
• M15: 1,637,349 km (0.099 R)
• M16: 1,704,369 km (0.095 R)
• M17: 1,778,120 km (0.066 R)
• M18: 1,864,588 km (0.105 R)
• M19: 1,999,974 km (0.054 R)
• M20: 2,078,064 km (0.1 R)
• M21: 2,249,503 km (0.047 R)
• M22: 2,349,734 km (0.12 R)
• M23: 2,413,014 km (0.102 R)
• M24: 2,574,131 km (0.098 R)
• M25: 2,852,532 km (0.113 R)
• M26: 2,933,913 km (0.069 R)
• M27: 3,036,837 km (0.081 R)
• M28: 3,161,901 km (0.083 R)
• M29: 3,225,031 km (0.09 R)
• M30: 3,467,529 km (0.113 R)
• M31: 3,532,754 km (0.091 R)
• M32: 3,598,278 km (0.063 R)
• M33: 3,782,732 km (0.084 R)
• M34: 4,069,062 km (0.093 R)
• M35: 4,238,108 km (0.079 R)
• M36: 4,331,307 km (0.085 R)
• M37: 4,393,839 km (0.076 R)
• M38: 4,511,872 km (0.071 R)
• M39: 4,670,894 km (0.103 R)
• M40: 4,759,157 km (0.065 R)
• M41: 4,896,787 km (0.069 R)
• M42: 5,010,930 km (0.112 R)
• M43: 5,217,226 km (0.118 R)
• M44: 5,283,797 km (0.089 R)
• M45: 5,392,704 km (0.063 R)
• M46: 5,476,928 km (0.091 R)
• M47: 5,595,559 km (0.112 R)
• M48: 5,706,560 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.5

Radius: 13.4

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.18 AU - 1.32 AU

Year: 917 Days

Day: 12.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (52)

Outer Limit: 65,674,992 km

• M1: 166,951 km (0.12 R)
• M2: 275,410 km (0.055 R)
• M3: 368,460 km (0.09 R)
• M4: 509,082 km (0.065 R)
• M5: 604,675 km (0.118 R)
• M6: 823,985 km (0.051 R)
• M7: 1,008,738 km (0.096 R)
• M8: 1,128,118 km (0.051 R)
• M9: 1,230,293 km (0.044 R)
• M10: 1,428,959 km (0.114 R)
• M11: 1,572,872 km (0.1 R)
• M12: 1,893,460 km (0.088 R)
• M13: 2,043,956 km (0.1 R)
• M14: 2,198,341 km (0.099 R)
• M15: 2,319,216 km (0.112 R)
• M16: 2,655,961 km (0.066 R)
• M17: 2,855,674 km (0.04 R)
• M18: 3,408,887 km (0.114 R)
• M19: 3,582,420 km (0.068 R)
• M20: 3,670,384 km (0.097 R)
• M21: 3,781,385 km (0.092 R)
• M22: 4,098,234 km (0.08 R)
• M23: 4,202,055 km (0.116 R)
• M24: 4,423,908 km (0.069 R)
• M25: 4,554,208 km (0.079 R)
• M26: 4,782,195 km (0.102 R)
• M27: 4,964,854 km (0.087 R)
• M28: 5,112,806 km (0.102 R)
• M29: 5,299,804 km (0.092 R)
• M30: 5,451,047 km (0.112 R)
• M31: 5,539,908 km (0.115 R)
• M32: 5,809,484 km (0.067 R)
• M33: 5,939,335 km (0.104 R)
• M34: 6,044,053 km (0.087 R)
• M35: 6,136,056 km (0.037 R)
• M36: 6,295,078 km (0.118 R)
• M37: 6,415,205 km (0.097 R)
• M38: 6,766,461 km (0.059 R)
• M39: 6,917,106 km (0.111 R)
• M40: 7,124,150 km (0.11 R)
• M41: 7,235,451 km (0.063 R)
• M42: 7,615,579 km (0.069 R)
• M43: 7,973,267 km (0.053 R)
• M44: 8,074,395 km (0.112 R)
• M45: 8,557,148 km (0.114 R)
• M46: 8,764,790 km (0.094 R)
• M47: 9,124,722 km (0.117 R)
• M48: 9,550,777 km (0.092 R)
• M49: 9,952,298 km (0.104 R)
• M50: 10,076,913 km (0.119 R)
• M51: 10,202,126 km (0.117 R)
• M52: 10,580,758 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.6

Radius: 13.2

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.39 AU - 1.45 AU

Year: 1110 Days

Day: 7.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 65,674,992 km

• M1: 184,903 km (0.098 R)
• M2: 294,558 km (0.094 R)
• M3: 424,708 km (0.12 R)
• M4: 596,596 km (0.108 R)
• M5: 801,246 km (0.085 R)
• M6: 1,024,297 km (0.09 R)
• M7: 1,147,116 km (0.089 R)
• M8: 1,430,305 km (0.03 R)
• M9: 1,517,670 km (0.073 R)
• M10: 1,767,499 km (0.061 R)
• M11: 2,307,697 km (0.12 R)
• M12: 2,455,051 km (0.109 R)
• M13: 2,659,701 km (0.111 R)
• M14: 2,814,534 km (0.051 R)
• M15: 3,365,802 km (0.119 R)
• M16: 3,654,227 km (0.098 R)
• M17: 3,950,880 km (0.096 R)
• M18: 4,107,359 km (0.082 R)
• M19: 4,699,168 km (0.091 R)
• M20: 4,842,932 km (0.079 R)
• M21: 4,976,972 km (0.094 R)
• M22: 5,067,179 km (0.066 R)
• M23: 5,169,205 km (0.068 R)
• M24: 5,398,389 km (0.076 R)
• M25: 5,748,597 km (0.087 R)
• M26: 5,866,929 km (0.094 R)
• M27: 5,950,255 km (0.116 R)
• M28: 6,300,015 km (0.115 R)
• M29: 6,471,155 km (0.11 R)
• M30: 6,606,840 km (0.116 R)
• M31: 6,731,007 km (0.099 R)
• M32: 6,906,036 km (0.066 R)
• M33: 7,032,147 km (0.102 R)
• M34: 7,337,626 km (0.039 R)
• M35: 7,530,906 km (0.078 R)
• M36: 7,909,239 km (0.064 R)
• M37: 8,054,499 km (0.113 R)
• M38: 8,200,506 km (0.055 R)
• M39: 8,374,339 km (0.111 R)
• M40: 8,535,905 km (0.066 R)
• M41: 8,671,291 km (0.099 R)
• M42: 8,985,297 km (0.084 R)
• M43: 9,331,167 km (0.049 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.1

Radius: 11

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.37 AU - 2.41 AU

Year: 2424 Days

Day: 8.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 65,674,992 km

• M1: 141,819 km (0.081 R)
• M2: 232,774 km (0.093 R)
• M3: 318,045 km (0.078 R)
• M4: 425,307 km (0.1 R)
• M5: 670,348 km (0.12 R)
• M6: 849,118 km (0.074 R)
• M7: 977,472 km (0.092 R)
• M8: 1,236,426 km (0.114 R)
• M9: 1,337,106 km (0.096 R)
• M10: 1,606,083 km (0.071 R)
• M11: 1,726,808 km (0.06 R)
• M12: 1,999,076 km (0.109 R)
• M13: 2,173,657 km (0.091 R)
• M14: 2,262,817 km (0.059 R)
• M15: 2,387,432 km (0.108 R)
• M16: 2,456,547 km (0.073 R)
• M17: 2,715,351 km (0.074 R)
• M18: 2,811,842 km (0.06 R)
• M19: 3,349,646 km (0.052 R)
• M20: 3,479,347 km (0.054 R)
• M21: 3,811,006 km (0.065 R)
• M22: 4,083,872 km (0.109 R)
• M23: 4,208,637 km (0.072 R)
• M24: 4,306,624 km (0.113 R)
• M25: 4,605,221 km (0.091 R)
• M26: 4,764,393 km (0.115 R)
• M27: 4,925,360 km (0.109 R)
• M28: 5,073,313 km (0.072 R)
• M29: 5,222,761 km (0.096 R)
• M30: 5,313,118 km (0.101 R)
• M31: 5,541,404 km (0.091 R)
• M32: 5,695,341 km (0.096 R)
• M33: 6,181,833 km (0.041 R)
• M34: 6,261,419 km (0.101 R)
• M35: 6,454,251 km (0.108 R)
• M36: 6,681,490 km (0.086 R)
• M37: 6,796,231 km (0.084 R)
• M38: 6,895,115 km (0.085 R)
• M39: 7,094,081 km (0.118 R)
• M40: 7,840,424 km (0.076 R)
• M41: 8,328,263 km (0.093 R)
• M42: 8,754,467 km (0.095 R)
• M43: 9,297,059 km (0.033 R)
• M44: 10,056,418 km (0.108 R)
• M45: 10,282,310 km (0.077 R)
• M46: 10,490,999 km (0.1 R)
• M47: 10,701,035 km (0.115 R)
• M48: 10,893,268 km (0.118 R)
• M49: 10,970,461 km (0.116 R)
• M50: 11,359,266 km (0.104 R)
• M51: 11,516,044 km (0.082 R)
• M52: 11,594,583 km (0.091 R)
• M53: 11,871,339 km (0.097 R)
• M54: 12,491,871 km (0.084 R)
• M55: 12,592,999 km (0.06 R)
• M56: 12,674,081 km (0.056 R)
• M57: 13,349,366 km (0.108 R)
• M58: 13,432,094 km (0.058 R)
• M59: 13,556,409 km (0.114 R)
• M60: 13,952,545 km (0.085 R)
• M61: 14,141,636 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 489.8

Radius: 3.6

Gravity: 37.79 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 8.61 AU - 10.23 AU

Year: 18966 Days

Day: 15.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 65,674,992 km

• M1: 75,248 km (0.047 R)
• M2: 100,829 km (0.099 R)
• M3: 131,048 km (0.093 R)
• M4: 438,172 km (0.048 R)
• M5: 569,818 km (0.113 R)
• M6: 629,957 km (0.104 R)
• M7: 845,527 km (0.099 R)
• M8: 937,829 km (0.064 R)
• M9: 1,585,887 km (0.107 R)
• M10: 1,642,585 km (0.048 R)
• M11: 1,936,245 km (0.088 R)
• M12: 2,537,778 km (0.111 R)
• M13: 4,363,770 km (0.082 R)
• M14: 4,767,235 km (0.073 R)
• M15: 4,890,654 km (0.112 R)
• M16: 5,056,857 km (0.043 R)
• M17: 5,140,482 km (0.115 R)
• M18: 5,783,304 km (0.107 R)
• M19: 6,181,085 km (0.115 R)
• M20: 6,225,815 km (0.073 R)
• M21: 6,315,573 km (0.063 R)
• M22: 6,405,781 km (0.102 R)
• M23: 6,451,109 km (0.083 R)
• M24: 6,633,170 km (0.075 R)
• M25: 7,096,025 km (0.076 R)
• M26: 7,761,287 km (0.103 R)
• M27: 8,101,323 km (0.103 R)
• M28: 8,248,527 km (0.104 R)
• M29: 8,846,320 km (0.119 R)
• M30: 8,896,735 km (0.11 R)
• M31: 9,150,303 km (0.1 R)
• M32: 10,507,006 km (0.051 R)
• M33: 10,882,946 km (0.089 R)
• M34: 11,758,393 km (0.119 R)
• M35: 12,204,643 km (0.097 R)
• M36: 12,260,742 km (0.042 R)
• M37: 14,457,886 km (0.108 R)
• M38: 14,517,277 km (0.075 R)
• M39: 15,784,071 km (0.046 R)
• M40: 16,090,897 km (0.105 R)
• M41: 16,523,683 km (0.079 R)
• M42: 17,023,041 km (0.115 R)
• M43: 17,211,534 km (0.107 R)
• M44: 17,908,660 km (0.052 R)
• M45: 19,004,166 km (0.117 R)
• M46: 19,461,636 km (0.044 R)
• M47: 20,587,360 km (0.084 R)
• M48: 21,326,972 km (0.076 R)
• M49: 22,075,260 km (0.069 R)
• M50: 22,487,103 km (0.107 R)
• M51: 23,457,694 km (0.083 R)
• M52: 23,527,556 km (0.066 R)
• M53: 24,018,537 km (0.088 R)
• M54: 24,088,848 km (0.05 R)
• M55: 25,367,909 km (0.088 R)
• M56: 26,814,670 km (0.101 R)
• M57: 27,400,944 km (0.031 R)
• M58: 27,621,900 km (0.111 R)
• M59: 29,034,553 km (0.068 R)
• M60: 29,410,343 km (0.094 R)
• M61: 30,546,988 km (0.108 R)
• M62: 30,776,022 km (0.093 R)
• M63: 31,312,630 km (0.066 R)
• M64: 32,239,837 km (0.079 R)
• M65: 32,784,822 km (0.094 R)
• M66: 34,358,741 km (0.114 R)
• M67: 35,394,856 km (0.119 R)
• M68: 35,796,078 km (0.119 R)
• M69: 37,661,264 km (0.071 R)
• M70: 38,317,251 km (0.098 R)
• M71: 38,564,237 km (0.1 R)
• M72: 40,391,724 km (0.067 R)
• M73: 41,484,836 km (0.113 R)
• M74: 42,502,401 km (0.089 R)
• M75: 43,614,062 km (0.112 R)
• M76: 45,517,097 km (0.031 R)
• M77: 46,566,376 km (0.098 R)
• M78: 47,446,909 km (0.108 R)
• M79: 50,031,362 km (0.041 R)
• M80: 50,211,179 km (0.102 R)
• M81: 50,752,274 km (0.064 R)
• M82: 52,022,211 km (0.105 R)
• M83: 52,569,589 km (0.034 R)
• M84: 52,844,101 km (0.097 R)
• M85: 53,210,766 km (0.077 R)
• M86: 55,614,504 km (0.115 R)
• M87: 57,487,619 km (0.092 R)
• M88: 63,910,903 km (0.119 R)
• M89: 64,008,591 km (0.088 R)
• M90: 64,790,987 km (0.072 R)
• M91: 65,183,383 km (0.089 R)
• M92: 65,674,961 km (0.114 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 14,841 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit