🌌 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: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.49 AU - 0.61 AU

Year: 152 Days

Day: 42.6 Hours

Environment

Temp: 209 °C

Axial Tilt: 45.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.11 AU - 1.31 AU

Year: 496 Days

Day: 47.6 Hours

Environment

Temp: -4 °C

Axial Tilt: 98.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.17 AU - 1.65 AU

Year: 624 Days

Day: 39.1 Hours

Environment

Temp: -29 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.6 AU - 3.92 AU

Year: 2194 Days

Day: 20.3 Hours

Environment

Temp: -114 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.5

Radius: 10

Gravity: 7.49 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 3.7 AU - 5.68 AU

Year: 3786 Days

Day: 12.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 50,005,357 km

• M1: 171,589 km (0.082 R)
• M2: 411,843 km (0.107 R)
• M3: 706,252 km (0.075 R)
• M4: 865,424 km (0.036 R)
• M5: 1,247,197 km (0.085 R)
• M6: 1,442,572 km (0.1 R)
• M7: 1,573,620 km (0.119 R)
• M8: 2,023,012 km (0.09 R)
• M9: 2,120,999 km (0.112 R)
• M10: 2,237,236 km (0.056 R)
• M11: 2,304,705 km (0.115 R)
• M12: 2,441,587 km (0.069 R)
• M13: 3,185,687 km (0.104 R)
• M14: 3,533,502 km (0.117 R)
• M15: 3,852,893 km (0.081 R)
• M16: 4,202,653 km (0.084 R)
• M17: 4,910,700 km (0.108 R)
• M18: 5,087,973 km (0.075 R)
• M19: 5,632,509 km (0.081 R)
• M20: 5,748,298 km (0.048 R)
• M21: 5,841,498 km (0.114 R)
• M22: 5,958,782 km (0.105 R)
• M23: 6,029,542 km (0.105 R)
• M24: 6,171,810 km (0.11 R)
• M25: 6,605,344 km (0.107 R)
• M26: 6,999,086 km (0.043 R)
• M27: 7,527,466 km (0.096 R)
• M28: 7,629,491 km (0.116 R)
• M29: 7,835,188 km (0.07 R)
• M30: 7,938,710 km (0.048 R)
• M31: 8,146,950 km (0.11 R)
• M32: 8,516,008 km (0.071 R)
• M33: 8,729,335 km (0.103 R)
• M34: 9,161,374 km (0.056 R)
• M35: 9,545,092 km (0.101 R)
• M36: 9,906,221 km (0.115 R)
• M37: 10,929,321 km (0.082 R)
• M38: 11,074,132 km (0.097 R)
• M39: 11,394,870 km (0.111 R)
• M40: 11,482,983 km (0.108 R)
• M41: 11,837,231 km (0.115 R)
• M42: 12,015,701 km (0.117 R)
• M43: 12,435,772 km (0.083 R)
• M44: 13,136,339 km (0.058 R)
• M45: 14,991,203 km (0.119 R)
• M46: 15,184,483 km (0.106 R)
• M47: 15,281,422 km (0.082 R)
• M48: 15,475,900 km (0.089 R)
• M49: 15,769,112 km (0.08 R)
• M50: 15,965,534 km (0.056 R)
• M51: 16,129,942 km (0.109 R)
• M52: 16,361,070 km (0.092 R)
• M53: 16,593,246 km (0.059 R)
• M54: 17,262,697 km (0.113 R)
• M55: 17,634,597 km (0.051 R)
• M56: 18,455,291 km (0.083 R)
• M57: 18,801,012 km (0.114 R)
• M58: 19,533,742 km (0.086 R)
• M59: 19,886,045 km (0.111 R)
• M60: 19,956,805 km (0.108 R)
• M61: 20,275,897 km (0.08 R)
• M62: 20,418,314 km (0.063 R)
• M63: 20,668,442 km (0.103 R)
• M64: 20,883,564 km (0.097 R)
• M65: 21,243,646 km (0.11 R)
• M66: 21,751,381 km (0.076 R)
• M67: 21,897,239 km (0.07 R)
• M68: 22,043,396 km (0.076 R)
• M69: 22,336,608 km (0.055 R)
• M70: 22,631,166 km (0.101 R)
• M71: 25,071,406 km (0.032 R)
• M72: 25,186,148 km (0.069 R)
• M73: 25,339,187 km (0.099 R)
• M74: 25,454,227 km (0.105 R)
• M75: 25,531,121 km (0.026 R)
• M76: 25,838,993 km (0.075 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.2

Radius: 8.6

Gravity: 9.74 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.42 AU - 6 AU

Year: 4433 Days

Day: 11.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 50,005,357 km

• M1: 120,127 km (0.053 R)
• M2: 180,864 km (0.06 R)
• M3: 596,596 km (0.079 R)
• M4: 652,396 km (0.112 R)
• M5: 946,655 km (0.086 R)
• M6: 1,151,006 km (0.079 R)
• M7: 1,445,415 km (0.117 R)
• M8: 1,554,172 km (0.089 R)
• M9: 1,633,609 km (0.105 R)
• M10: 2,191,459 km (0.112 R)
• M11: 2,335,073 km (0.094 R)
• M12: 2,843,108 km (0.096 R)
• M13: 2,940,945 km (0.053 R)
• M14: 3,020,082 km (0.101 R)
• M15: 3,261,533 km (0.096 R)
• M16: 3,405,446 km (0.063 R)
• M17: 3,828,060 km (0.105 R)
• M18: 4,133,838 km (0.091 R)
• M19: 4,402,217 km (0.027 R)
• M20: 4,722,506 km (0.078 R)
• M21: 5,410,057 km (0.088 R)
• M22: 5,679,034 km (0.072 R)
• M23: 5,753,235 km (0.11 R)
• M24: 6,281,166 km (0.111 R)
• M25: 6,589,786 km (0.116 R)
• M26: 6,667,727 km (0.088 R)
• M27: 6,877,164 km (0.09 R)
• M28: 7,410,031 km (0.098 R)
• M29: 8,039,390 km (0.115 R)
• M30: 8,262,290 km (0.037 R)
• M31: 8,346,364 km (0.12 R)
• M32: 8,402,613 km (0.044 R)
• M33: 8,628,955 km (0.073 R)
• M34: 8,828,518 km (0.053 R)
• M35: 9,377,991 km (0.084 R)
• M36: 9,553,918 km (0.038 R)
• M37: 9,701,272 km (0.066 R)
• M38: 9,908,914 km (0.035 R)
• M39: 10,028,144 km (0.076 R)
• M40: 10,937,998 km (0.064 R)
• M41: 11,247,217 km (0.119 R)
• M42: 11,559,128 km (0.083 R)
• M43: 12,000,891 km (0.087 R)
• M44: 12,287,670 km (0.115 R)
• M45: 12,351,698 km (0.097 R)
• M46: 12,770,871 km (0.103 R)
• M47: 12,998,409 km (0.102 R)
• M48: 13,096,396 km (0.034 R)
• M49: 13,689,252 km (0.086 R)
• M50: 13,822,095 km (0.064 R)
• M51: 15,312,688 km (0.099 R)
• M52: 15,658,559 km (0.113 R)
• M53: 16,041,828 km (0.082 R)
• M54: 17,067,471 km (0.102 R)
• M55: 17,174,733 km (0.074 R)
• M56: 17,678,579 km (0.08 R)
• M57: 17,968,499 km (0.052 R)
• M58: 18,041,354 km (0.087 R)
• M59: 18,187,062 km (0.077 R)
• M60: 20,307,163 km (0.093 R)
• M61: 20,686,992 km (0.1 R)
• M62: 21,030,917 km (0.119 R)
• M63: 21,184,405 km (0.097 R)
• M64: 21,763,349 km (0.087 R)
• M65: 22,035,168 km (0.097 R)
• M66: 22,308,334 km (0.103 R)
• M67: 23,491,204 km (0.097 R)
• M68: 23,650,376 km (0.032 R)
• M69: 23,730,112 km (0.11 R)
• M70: 24,492,313 km (0.056 R)
• M71: 24,734,811 km (0.082 R)
• M72: 24,896,826 km (0.095 R)
• M73: 25,262,592 km (0.109 R)
• M74: 25,507,484 km (0.043 R)
• M75: 25,794,263 km (0.09 R)
• M76: 25,958,522 km (0.099 R)
• M77: 26,329,524 km (0.089 R)
• M78: 26,453,541 km (0.117 R)
• M79: 27,118,504 km (0.071 R)
• M80: 27,201,979 km (0.098 R)
• M81: 27,494,892 km (0.071 R)
• M82: 28,041,672 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.4

Radius: 15

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 7.23 AU - 10.45 AU

Year: 9798 Days

Day: 7.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 50,005,357 km

• M1: 231,278 km (0.055 R)
• M2: 500,106 km (0.075 R)
• M3: 788,979 km (0.105 R)
• M4: 1,093,710 km (0.105 R)
• M5: 1,348,026 km (0.11 R)
• M6: 1,622,539 km (0.088 R)
• M7: 1,915,750 km (0.087 R)
• M8: 2,068,939 km (0.087 R)
• M9: 2,666,732 km (0.073 R)
• M10: 2,839,068 km (0.095 R)
• M11: 3,134,823 km (0.083 R)
• M12: 4,248,131 km (0.045 R)
• M13: 4,348,960 km (0.08 R)
• M14: 5,006,442 km (0.116 R)
• M15: 6,032,085 km (0.095 R)
• M16: 6,414,009 km (0.078 R)
• M17: 7,121,607 km (0.043 R)
• M18: 7,322,517 km (0.071 R)
• M19: 7,648,191 km (0.116 R)
• M20: 8,103,567 km (0.112 R)
• M21: 8,355,789 km (0.09 R)
• M22: 8,568,068 km (0.044 R)
• M23: 9,128,163 km (0.088 R)
• M24: 9,302,893 km (0.063 R)
• M25: 10,557,122 km (0.118 R)
• M26: 10,832,980 km (0.096 R)
• M27: 10,971,657 km (0.108 R)
• M28: 11,250,957 km (0.1 R)
• M29: 12,055,195 km (0.107 R)
• M30: 12,488,580 km (0.059 R)
• M31: 12,682,758 km (0.113 R)
• M32: 13,172,841 km (0.106 R)
• M33: 14,171,406 km (0.095 R)
• M34: 15,142,745 km (0.1 R)
• M35: 15,662,598 km (0.114 R)
• M36: 15,977,352 km (0.036 R)
• M37: 16,188,434 km (0.05 R)
• M38: 17,149,451 km (0.118 R)
• M39: 18,792,185 km (0.058 R)
• M40: 19,182,636 km (0.117 R)
• M41: 20,771,515 km (0.07 R)
• M42: 21,059,640 km (0.033 R)
• M43: 21,756,617 km (0.116 R)
• M44: 22,638,646 km (0.096 R)
• M45: 23,232,998 km (0.106 R)
• M46: 23,532,194 km (0.111 R)
• M47: 24,316,087 km (0.101 R)
• M48: 25,477,116 km (0.071 R)
• M49: 26,281,952 km (0.056 R)
• M50: 28,043,617 km (0.092 R)
• M51: 28,617,923 km (0.067 R)
• M52: 30,429,703 km (0.089 R)
• M53: 30,691,499 km (0.099 R)
• M54: 31,945,578 km (0.092 R)
• M55: 32,411,725 km (0.09 R)
• M56: 33,418,369 km (0.12 R)
• M57: 34,639,836 km (0.068 R)
• M58: 35,393,510 km (0.093 R)
• M59: 35,600,104 km (0.093 R)
• M60: 36,499,487 km (0.079 R)
• M61: 36,847,452 km (0.073 R)
• M62: 37,336,337 km (0.083 R)
• M63: 38,179,621 km (0.106 R)
• M64: 39,599,005 km (0.104 R)
• M65: 41,324,916 km (0.064 R)
• M66: 41,760,246 km (0.08 R)
• M67: 41,978,509 km (0.059 R)
• M68: 42,855,152 km (0.057 R)
• M69: 44,107,586 km (0.098 R)
• M70: 44,404,089 km (0.113 R)
• M71: 45,521,585 km (0.116 R)
• M72: 46,422,164 km (0.046 R)
• M73: 46,874,698 km (0.047 R)
• M74: 48,699,642 km (0.069 R)
• M75: 49,159,356 km (0.041 R)
• M76: 50,625,116 km (0.027 R)
• M77: 50,780,249 km (0.108 R)
• M78: 51,246,546 km (0.092 R)
• M79: 51,714,189 km (0.067 R)
• M80: 51,948,609 km (0.119 R)
• M81: 52,183,328 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.8

Radius: 11.4

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 8.52 AU - 10.78 AU

Year: 11175 Days

Day: 6.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 50,005,357 km

• M1: 571,015 km (0.085 R)
• M2: 733,030 km (0.1 R)
• M3: 1,248,993 km (0.09 R)
• M4: 1,377,497 km (0.094 R)
• M5: 1,465,760 km (0.041 R)
• M6: 1,838,259 km (0.04 R)
• M7: 1,911,562 km (0.117 R)
• M8: 1,985,762 km (0.083 R)
• M9: 2,137,305 km (0.103 R)
• M10: 2,345,395 km (0.107 R)
• M11: 3,009,610 km (0.083 R)
• M12: 3,155,169 km (0.111 R)
• M13: 3,760,890 km (0.094 R)
• M14: 4,304,080 km (0.034 R)
• M15: 4,635,140 km (0.103 R)
• M16: 4,974,728 km (0.105 R)
• M17: 5,463,613 km (0.105 R)
• M18: 6,078,012 km (0.06 R)
• M19: 6,188,714 km (0.056 R)
• M20: 7,569,203 km (0.096 R)
• M21: 9,125,769 km (0.117 R)
• M22: 9,896,797 km (0.102 R)
• M23: 10,867,388 km (0.111 R)
• M24: 11,092,383 km (0.12 R)
• M25: 12,239,649 km (0.114 R)
• M26: 12,803,633 km (0.093 R)
• M27: 13,328,273 km (0.053 R)
• M28: 13,424,464 km (0.062 R)
• M29: 13,908,563 km (0.111 R)
• M30: 14,844,148 km (0.075 R)
• M31: 15,698,501 km (0.085 R)
• M32: 15,901,954 km (0.103 R)
• M33: 16,157,318 km (0.077 R)
• M34: 16,311,254 km (0.088 R)
• M35: 16,414,178 km (0.068 R)
• M36: 17,192,685 km (0.053 R)
• M37: 17,877,095 km (0.081 R)
• M38: 18,409,664 km (0.106 R)
• M39: 19,164,086 km (0.116 R)
• M40: 19,435,905 km (0.037 R)
• M41: 20,702,999 km (0.109 R)
• M42: 21,826,329 km (0.068 R)
• M43: 22,281,256 km (0.118 R)
• M44: 22,395,549 km (0.115 R)
• M45: 22,854,366 km (0.119 R)
• M46: 23,374,219 km (0.109 R)
• M47: 23,548,350 km (0.074 R)
• M48: 23,664,738 km (0.096 R)
• M49: 23,839,617 km (0.076 R)
• M50: 24,014,946 km (0.063 R)
• M51: 24,957,263 km (0.111 R)
• M52: 25,313,755 km (0.089 R)
• M53: 26,756,477 km (0.063 R)
• M54: 27,060,460 km (0.091 R)
• M55: 27,304,454 km (0.026 R)
• M56: 27,549,196 km (0.042 R)
• M57: 29,344,969 km (0.111 R)
• M58: 29,721,207 km (0.114 R)
• M59: 29,847,019 km (0.104 R)
• M60: 30,099,092 km (0.04 R)
• M61: 30,732,489 km (0.12 R)
• M62: 32,723,637 km (0.104 R)
• M63: 34,293,666 km (0.11 R)
• M64: 34,557,707 km (0.065 R)
• M65: 35,154,303 km (0.071 R)
• M66: 35,287,445 km (0.071 R)
• M67: 36,223,329 km (0.07 R)
• M68: 37,642,714 km (0.114 R)
• M69: 39,217,979 km (0.112 R)
• M70: 39,909,570 km (0.086 R)
• M71: 41,445,192 km (0.026 R)
• M72: 42,291,019 km (0.115 R)
• M73: 43,213,739 km (0.043 R)
• M74: 43,284,947 km (0.073 R)
• M75: 43,999,576 km (0.109 R)
• M76: 44,143,040 km (0.101 R)
• M77: 44,214,847 km (0.084 R)
• M78: 45,295,842 km (0.098 R)
• M79: 46,531,670 km (0.101 R)
• M80: 47,410,557 km (0.099 R)
• M81: 47,704,816 km (0.088 R)
• M82: 47,852,020 km (0.105 R)
• M83: 48,073,425 km (0.057 R)
• M84: 48,368,881 km (0.116 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 17,374 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit