🌌 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: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.45 AU - 0.67 AU

Year: 275 Days

Day: 20.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.57 AU - 0.71 AU

Year: 336 Days

Day: 17.1 Hours

Environment

Temp: -138 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.57 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.3

Radius: 12

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 2.36 AU - 2.62 AU

Year: 2578 Days

Day: 6.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 68,764,499 km

• M1: 161,117 km (0.033 R)
• M2: 312,660 km (0.088 R)
• M3: 538,253 km (0.091 R)
• M4: 673,190 km (0.12 R)
• M5: 753,674 km (0.115 R)
• M6: 846,574 km (0.116 R)
• M7: 1,054,515 km (0.12 R)
• M8: 1,300,155 km (0.112 R)
• M9: 1,467,555 km (0.062 R)
• M10: 1,575,864 km (0.058 R)
• M11: 1,686,866 km (0.083 R)
• M12: 2,145,981 km (0.085 R)
• M13: 2,257,432 km (0.118 R)
• M14: 2,499,332 km (0.116 R)
• M15: 2,844,304 km (0.118 R)
• M16: 2,953,511 km (0.076 R)
• M17: 3,064,213 km (0.088 R)
• M18: 3,176,262 km (0.085 R)
• M19: 3,332,741 km (0.077 R)
• M20: 3,433,720 km (0.086 R)
• M21: 3,653,330 km (0.046 R)
• M22: 4,014,608 km (0.067 R)
• M23: 4,199,661 km (0.073 R)
• M24: 4,530,422 km (0.084 R)
• M25: 4,739,410 km (0.091 R)
• M26: 5,100,390 km (0.082 R)
• M27: 5,368,469 km (0.074 R)
• M28: 5,693,097 km (0.078 R)
• M29: 5,883,983 km (0.057 R)
• M30: 6,577,669 km (0.071 R)
• M31: 6,814,781 km (0.088 R)
• M32: 6,980,536 km (0.114 R)
• M33: 7,166,336 km (0.113 R)
• M34: 7,848,802 km (0.098 R)
• M35: 8,119,873 km (0.093 R)
• M36: 8,631,498 km (0.103 R)
• M37: 9,234,826 km (0.115 R)
• M38: 9,336,702 km (0.074 R)
• M39: 9,439,027 km (0.042 R)
• M40: 9,956,037 km (0.089 R)
• M41: 10,249,549 km (0.116 R)
• M42: 10,974,350 km (0.08 R)
• M43: 11,299,426 km (0.041 R)
• M44: 12,070,304 km (0.085 R)
• M45: 12,563,528 km (0.117 R)
• M46: 12,676,475 km (0.113 R)
• M47: 13,040,596 km (0.093 R)
• M48: 13,315,706 km (0.025 R)
• M49: 13,685,812 km (0.061 R)
• M50: 14,388,622 km (0.108 R)
• M51: 14,506,954 km (0.106 R)
• M52: 14,911,617 km (0.091 R)
• M53: 15,127,337 km (0.074 R)
• M54: 15,247,763 km (0.116 R)
• M55: 15,368,339 km (0.085 R)
• M56: 15,561,918 km (0.109 R)
• M57: 15,780,780 km (0.089 R)
• M58: 16,320,081 km (0.108 R)
• M59: 16,443,499 km (0.084 R)
• M60: 16,716,066 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.2

Radius: 8.3

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.33 AU - 3.13 AU

Year: 2959 Days

Day: 14 Hours

Environment

Temp: -190 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 68,764,499 km

• M1: 106,364 km (0.049 R)
• M2: 217,515 km (0.067 R)
• M3: 273,166 km (0.075 R)
• M4: 355,893 km (0.045 R)
• M5: 534,513 km (0.059 R)
• M6: 742,604 km (0.113 R)
• M7: 915,539 km (0.097 R)
• M8: 1,346,231 km (0.099 R)
• M9: 1,427,612 km (0.081 R)
• M10: 1,719,628 km (0.095 R)
• M11: 1,990,400 km (0.042 R)
• M12: 2,219,733 km (0.092 R)
• M13: 2,486,167 km (0.114 R)
• M14: 2,586,996 km (0.119 R)
• M15: 2,703,832 km (0.112 R)
• M16: 2,897,561 km (0.101 R)
• M17: 3,586,459 km (0.061 R)
• M18: 3,733,514 km (0.078 R)
• M19: 4,135,484 km (0.108 R)
• M20: 4,411,192 km (0.115 R)
• M21: 4,586,521 km (0.059 R)
• M22: 4,657,281 km (0.077 R)
• M23: 5,310,724 km (0.117 R)
• M24: 6,089,681 km (0.113 R)
• M25: 6,187,069 km (0.106 R)
• M26: 6,642,145 km (0.096 R)
• M27: 6,702,284 km (0.108 R)
• M28: 6,924,287 km (0.081 R)
• M29: 7,500,538 km (0.047 R)
• M30: 7,731,218 km (0.108 R)
• M31: 8,263,936 km (0.103 R)
• M32: 8,698,817 km (0.068 R)
• M33: 8,764,640 km (0.108 R)
• M34: 9,052,018 km (0.09 R)
• M35: 9,141,028 km (0.086 R)
• M36: 9,208,048 km (0.115 R)
• M37: 9,590,570 km (0.057 R)
• M38: 9,772,481 km (0.096 R)
• M39: 10,001,366 km (0.119 R)
• M40: 10,070,480 km (0.05 R)
• M41: 10,232,195 km (0.115 R)
• M42: 10,417,996 km (0.087 R)
• M43: 11,604,756 km (0.106 R)
• M44: 12,091,397 km (0.079 R)
• M45: 12,634,438 km (0.106 R)
• M46: 12,984,048 km (0.069 R)
• M47: 13,210,539 km (0.08 R)
• M48: 13,412,945 km (0.113 R)
• M49: 13,489,090 km (0.047 R)
• M50: 13,641,979 km (0.072 R)
• M51: 14,000,715 km (0.085 R)
• M52: 14,232,891 km (0.038 R)
• M53: 14,336,562 km (0.102 R)
• M54: 15,174,759 km (0.11 R)
• M55: 15,894,325 km (0.092 R)
• M56: 16,244,683 km (0.077 R)
• M57: 16,380,069 km (0.063 R)
• M58: 17,255,965 km (0.058 R)
• M59: 17,449,544 km (0.12 R)
• M60: 17,810,973 km (0.103 R)
• M61: 18,062,746 km (0.065 R)
• M62: 18,711,253 km (0.053 R)
• M63: 18,853,221 km (0.077 R)
• M64: 19,052,635 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.3

Radius: 13.6

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.8 AU - 3.18 AU

Year: 3392 Days

Day: 11.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 68,764,499 km

• M1: 171,439 km (0.088 R)
• M2: 359,184 km (0.048 R)
• M3: 500,106 km (0.12 R)
• M4: 604,076 km (0.12 R)
• M5: 782,696 km (0.1 R)
• M6: 873,352 km (0.1 R)
• M7: 980,464 km (0.115 R)
• M8: 1,130,810 km (0.039 R)
• M9: 1,289,384 km (0.066 R)
• M10: 1,455,886 km (0.046 R)
• M11: 1,749,996 km (0.036 R)
• M12: 1,951,654 km (0.102 R)
• M13: 2,293,934 km (0.066 R)
• M14: 2,412,415 km (0.097 R)
• M15: 2,498,434 km (0.12 R)
• M16: 2,620,506 km (0.11 R)
• M17: 2,816,629 km (0.087 R)
• M18: 2,907,285 km (0.092 R)
• M19: 3,054,639 km (0.074 R)
• M20: 3,166,837 km (0.077 R)
• M21: 3,395,423 km (0.105 R)
• M22: 3,550,855 km (0.051 R)
• M23: 3,788,566 km (0.114 R)
• M24: 3,970,327 km (0.115 R)
• M25: 4,988,640 km (0.111 R)
• M26: 5,618,746 km (0.084 R)
• M27: 6,155,354 km (0.077 R)
• M28: 6,855,322 km (0.05 R)
• M29: 7,052,941 km (0.041 R)
• M30: 7,277,637 km (0.094 R)
• M31: 7,733,911 km (0.089 R)
• M32: 8,095,339 km (0.075 R)
• M33: 8,304,327 km (0.101 R)
• M34: 9,104,227 km (0.081 R)
• M35: 9,239,912 km (0.07 R)
• M36: 9,431,099 km (0.088 R)
• M37: 9,845,185 km (0.077 R)
• M38: 10,124,485 km (0.088 R)
• M39: 10,349,929 km (0.109 R)
• M40: 11,122,901 km (0.1 R)
• M41: 11,209,967 km (0.074 R)
• M42: 11,297,332 km (0.089 R)
• M43: 11,560,475 km (0.08 R)
• M44: 11,678,059 km (0.108 R)
• M45: 11,944,193 km (0.036 R)
• M46: 12,122,813 km (0.057 R)
• M47: 12,242,342 km (0.106 R)
• M48: 12,663,909 km (0.112 R)
• M49: 13,028,927 km (0.052 R)
• M50: 13,988,149 km (0.072 R)
• M51: 14,810,189 km (0.077 R)
• M52: 15,098,464 km (0.115 R)
• M53: 15,388,535 km (0.072 R)
• M54: 15,583,012 km (0.044 R)
• M55: 16,039,734 km (0.115 R)
• M56: 16,600,427 km (0.079 R)
• M57: 17,067,023 km (0.094 R)
• M58: 17,537,957 km (0.105 R)
• M59: 17,639,534 km (0.112 R)
• M60: 18,218,178 km (0.105 R)
• M61: 19,254,742 km (0.116 R)
• M62: 19,394,317 km (0.102 R)
• M63: 20,168,486 km (0.096 R)
• M64: 20,345,759 km (0.099 R)
• M65: 20,809,363 km (0.102 R)
• M66: 21,420,770 km (0.099 R)
• M67: 21,565,580 km (0.075 R)
• M68: 21,746,893 km (0.114 R)
• M69: 22,074,662 km (0.071 R)
• M70: 22,220,819 km (0.037 R)
• M71: 22,698,186 km (0.091 R)
• M72: 23,439,294 km (0.079 R)
• M73: 23,850,239 km (0.08 R)
• M74: 24,113,082 km (0.108 R)
• M75: 24,679,460 km (0.12 R)
• M76: 25,021,291 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.6

Radius: 13.8

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.24 AU - 6.54 AU

Year: 8209 Days

Day: 7.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 68,764,499 km

• M1: 275,110 km (0.076 R)
• M2: 407,355 km (0.038 R)
• M3: 547,977 km (0.063 R)
• M4: 663,915 km (0.093 R)
• M5: 1,068,129 km (0.102 R)
• M6: 1,236,277 km (0.079 R)
• M7: 1,345,034 km (0.089 R)
• M8: 1,701,077 km (0.091 R)
• M9: 2,117,408 km (0.109 R)
• M10: 2,218,836 km (0.039 R)
• M11: 2,374,417 km (0.113 R)
• M12: 2,544,211 km (0.109 R)
• M13: 3,182,844 km (0.032 R)
• M14: 3,288,161 km (0.093 R)
• M15: 3,808,014 km (0.073 R)
• M16: 4,084,171 km (0.09 R)
• M17: 4,696,176 km (0.109 R)
• M18: 5,212,139 km (0.116 R)
• M19: 5,364,879 km (0.071 R)
• M20: 5,463,015 km (0.109 R)
• M21: 6,912,918 km (0.072 R)
• M22: 7,065,807 km (0.089 R)
• M23: 7,359,467 km (0.105 R)
• M24: 7,767,720 km (0.095 R)
• M25: 8,134,983 km (0.068 R)
• M26: 9,020,004 km (0.037 R)
• M27: 9,136,989 km (0.077 R)
• M28: 9,321,892 km (0.11 R)
• M29: 9,507,992 km (0.068 R)
• M30: 9,661,180 km (0.08 R)
• M31: 9,935,543 km (0.075 R)
• M32: 10,195,095 km (0.117 R)
• M33: 10,439,388 km (0.099 R)
• M34: 10,562,358 km (0.078 R)
• M35: 10,668,123 km (0.108 R)
• M36: 11,490,313 km (0.073 R)
• M37: 12,203,596 km (0.076 R)
• M38: 12,314,598 km (0.097 R)
• M39: 12,537,648 km (0.034 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 736.3

Radius: 3.2

Gravity: 71.9 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 8.57 AU - 8.65 AU

Year: 16573 Days

Day: 21.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 68,764,499 km

• M1: 470,635 km (0.063 R)
• M2: 548,875 km (0.111 R)
• M3: 631,303 km (0.111 R)
• M4: 695,780 km (0.036 R)
• M5: 878,289 km (0.085 R)
• M6: 902,225 km (0.105 R)
• M7: 1,508,246 km (0.116 R)
• M8: 1,988,904 km (0.103 R)
• M9: 2,245,763 km (0.063 R)
• M10: 2,278,525 km (0.04 R)
• M11: 2,615,719 km (0.118 R)
• M12: 3,335,733 km (0.115 R)
• M13: 3,448,680 km (0.061 R)
• M14: 3,562,972 km (0.096 R)
• M15: 3,756,103 km (0.079 R)
• M16: 4,233,620 km (0.064 R)
• M17: 5,200,920 km (0.06 R)
• M18: 5,641,934 km (0.081 R)
• M19: 7,131,480 km (0.074 R)
• M20: 7,374,577 km (0.077 R)
• M21: 8,019,343 km (0.107 R)
• M22: 8,993,674 km (0.118 R)
• M23: 9,150,902 km (0.115 R)
• M24: 9,681,675 km (0.119 R)
• M25: 10,331,528 km (0.117 R)
• M26: 10,717,042 km (0.09 R)
• M27: 11,163,442 km (0.078 R)
• M28: 11,332,487 km (0.103 R)
• M29: 11,502,281 km (0.088 R)
• M30: 11,672,823 km (0.089 R)
• M31: 11,729,969 km (0.115 R)
• M32: 13,067,972 km (0.058 R)
• M33: 13,544,591 km (0.091 R)
• M34: 14,087,482 km (0.058 R)
• M35: 14,270,141 km (0.052 R)
• M36: 15,948,180 km (0.075 R)
• M37: 16,074,890 km (0.055 R)
• M38: 16,906,953 km (0.108 R)
• M39: 17,295,758 km (0.069 R)
• M40: 17,360,833 km (0.077 R)
• M41: 17,621,881 km (0.106 R)
• M42: 18,081,895 km (0.119 R)
• M43: 18,946,870 km (0.059 R)
• M44: 21,062,931 km (0.052 R)
• M45: 21,481,057 km (0.077 R)
• M46: 21,901,876 km (0.032 R)
• M47: 22,042,797 km (0.113 R)
• M48: 23,684,634 km (0.112 R)
• M49: 24,192,070 km (0.1 R)
• M50: 24,556,640 km (0.079 R)
• M51: 24,923,155 km (0.037 R)
• M52: 26,332,068 km (0.086 R)
• M53: 26,707,109 km (0.106 R)
• M54: 28,917,119 km (0.03 R)
• M55: 30,553,720 km (0.099 R)
• M56: 30,789,935 km (0.064 R)
• M57: 31,980,135 km (0.055 R)
• M58: 32,862,463 km (0.118 R)
• M59: 34,487,246 km (0.075 R)
• M60: 35,391,864 km (0.11 R)
• M61: 35,971,706 km (0.119 R)
• M62: 36,304,411 km (0.105 R)
• M63: 36,638,164 km (0.079 R)
• M64: 37,140,514 km (0.059 R)
• M65: 38,406,710 km (0.113 R)
• M66: 39,858,707 km (0.087 R)
• M67: 40,116,913 km (0.111 R)
• M68: 40,375,568 km (0.075 R)
• M69: 43,876,756 km (0.091 R)
• M70: 44,232,201 km (0.029 R)
• M71: 44,767,163 km (0.079 R)
• M72: 45,393,978 km (0.049 R)
• M73: 47,109,865 km (0.073 R)
• M74: 47,291,627 km (0.081 R)
• M75: 47,838,706 km (0.078 R)
• M76: 49,307,458 km (0.084 R)
• M77: 50,047,369 km (0.098 R)
• M78: 51,538,262 km (0.06 R)
• M79: 52,101,049 km (0.079 R)
• M80: 52,949,119 km (0.097 R)
• M81: 56,966,420 km (0.1 R)
• M82: 58,913,736 km (0.114 R)
• M83: 60,092,417 km (0.096 R)
• M84: 61,477,544 km (0.089 R)
• M85: 63,976,726 km (0.112 R)
• M86: 64,379,743 km (0.118 R)
• M87: 64,682,529 km (0.101 R)
• M88: 64,884,636 km (0.086 R)
• M89: 64,985,764 km (0.045 R)
• M90: 65,087,042 km (0.12 R)
• M91: 65,188,170 km (0.107 R)
• M92: 65,898,311 km (0.064 R)
• M93: 67,941,519 km (0.054 R)
• M94: 68,044,143 km (0.102 R)
• M95: 68,558,460 km (0.116 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 11,792 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit