🌌 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: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.53 AU - 0.81 AU

Year: 360 Days

Day: 17.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 43.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.4

Radius: 11.7

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.82 AU - 1.22 AU

Year: 676 Days

Day: 7.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (48)

Outer Limit: 20,819,015 km

• M1: 145,708 km (0.114 R)
• M2: 235,916 km (0.065 R)
• M3: 365,617 km (0.044 R)
• M4: 484,398 km (0.113 R)
• M5: 563,535 km (0.05 R)
• M6: 672,891 km (0.11 R)
• M7: 777,161 km (0.1 R)
• M8: 925,412 km (0.11 R)
• M9: 1,028,186 km (0.045 R)
• M10: 1,182,272 km (0.033 R)
• M11: 1,338,751 km (0.096 R)
• M12: 1,473,838 km (0.109 R)
• M13: 1,584,092 km (0.08 R)
• M14: 1,715,289 km (0.09 R)
• M15: 1,906,625 km (0.108 R)
• M16: 2,170,815 km (0.119 R)
• M17: 2,243,669 km (0.103 R)
• M18: 2,324,153 km (0.053 R)
• M19: 2,502,174 km (0.117 R)
• M20: 2,606,892 km (0.025 R)
• M21: 2,698,746 km (0.07 R)
• M22: 2,886,192 km (0.117 R)
• M23: 3,137,666 km (0.042 R)
• M24: 3,235,802 km (0.102 R)
• M25: 3,327,206 km (0.066 R)
• M26: 3,489,520 km (0.113 R)
• M27: 3,606,954 km (0.091 R)
• M28: 3,686,092 km (0.047 R)
• M29: 3,805,770 km (0.077 R)
• M30: 3,943,101 km (0.105 R)
• M31: 4,098,533 km (0.103 R)
• M32: 4,172,883 km (0.087 R)
• M33: 4,474,921 km (0.099 R)
• M34: 4,594,300 km (0.119 R)
• M35: 4,985,199 km (0.05 R)
• M36: 5,126,869 km (0.086 R)
• M37: 5,216,029 km (0.04 R)
• M38: 5,332,865 km (0.107 R)
• M39: 5,414,246 km (0.119 R)
• M40: 5,505,052 km (0.1 R)
• M41: 5,605,731 km (0.063 R)
• M42: 5,734,535 km (0.059 R)
• M43: 5,855,261 km (0.075 R)
• M44: 6,042,408 km (0.046 R)
• M45: 6,117,805 km (0.084 R)
• M46: 6,222,075 km (0.115 R)
• M47: 6,393,963 km (0.099 R)
• M48: 6,548,048 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.1

Radius: 12.9

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.78 AU - 1.3 AU

Year: 696 Days

Day: 11.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 20,819,015 km

• M1: 166,353 km (0.11 R)
• M2: 253,419 km (0.105 R)
• M3: 363,074 km (0.119 R)
• M4: 648,656 km (0.108 R)
• M5: 790,625 km (0.065 R)
• M6: 921,523 km (0.094 R)
• M7: 1,213,089 km (0.082 R)
• M8: 1,321,398 km (0.051 R)
• M9: 1,460,075 km (0.113 R)
• M10: 1,576,014 km (0.108 R)
• M11: 1,730,847 km (0.069 R)
• M12: 1,898,247 km (0.073 R)
• M13: 2,033,334 km (0.097 R)
• M14: 2,140,596 km (0.027 R)
• M15: 2,289,446 km (0.109 R)
• M16: 2,393,267 km (0.108 R)
• M17: 2,498,733 km (0.042 R)
• M18: 2,580,862 km (0.044 R)
• M19: 2,680,794 km (0.088 R)
• M20: 2,867,492 km (0.102 R)
• M21: 3,041,026 km (0.115 R)
• M22: 3,280,831 km (0.046 R)
• M23: 3,517,794 km (0.09 R)
• M24: 3,629,095 km (0.059 R)
• M25: 3,751,017 km (0.043 R)
• M26: 3,864,711 km (0.115 R)
• M27: 3,989,326 km (0.07 R)
• M28: 4,076,392 km (0.095 R)
• M29: 4,183,654 km (0.108 R)
• M30: 4,272,216 km (0.051 R)
• M31: 4,391,146 km (0.079 R)
• M32: 4,581,884 km (0.056 R)
• M33: 4,662,966 km (0.095 R)
• M34: 5,023,646 km (0.091 R)
• M35: 5,297,410 km (0.091 R)
• M36: 5,404,073 km (0.116 R)
• M37: 5,500,714 km (0.109 R)
• M38: 5,684,869 km (0.078 R)
• M39: 5,848,978 km (0.106 R)
• M40: 6,014,732 km (0.06 R)
• M41: 6,316,920 km (0.063 R)
• M42: 6,430,165 km (0.11 R)
• M43: 6,681,789 km (0.062 R)
• M44: 6,785,610 km (0.047 R)
• M45: 6,936,554 km (0.052 R)
• M46: 7,030,053 km (0.09 R)
• M47: 7,159,156 km (0.117 R)
• M48: 7,312,942 km (0.102 R)
• M49: 7,479,744 km (0.084 R)
• M50: 7,563,668 km (0.075 R)
• M51: 7,841,472 km (0.112 R)
• M52: 8,122,716 km (0.095 R)
• M53: 8,345,168 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.5

Radius: 14.5

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.82 AU - 1.36 AU

Year: 747 Days

Day: 14.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 20,819,015 km

• M1: 182,659 km (0.036 R)
• M2: 292,015 km (0.119 R)
• M3: 399,277 km (0.105 R)
• M4: 518,955 km (0.025 R)
• M5: 771,925 km (0.102 R)
• M6: 862,133 km (0.102 R)
• M7: 956,678 km (0.098 R)
• M8: 1,048,980 km (0.054 R)
• M9: 1,263,653 km (0.035 R)
• M10: 1,373,308 km (0.111 R)
• M11: 1,602,941 km (0.114 R)
• M12: 1,707,510 km (0.116 R)
• M13: 1,955,843 km (0.097 R)
• M14: 2,224,520 km (0.029 R)
• M15: 2,316,822 km (0.054 R)
• M16: 2,690,518 km (0.079 R)
• M17: 2,807,354 km (0.091 R)
• M18: 3,037,136 km (0.07 R)
• M19: 3,177,908 km (0.034 R)
• M20: 3,273,201 km (0.099 R)
• M21: 3,803,825 km (0.111 R)
• M22: 3,945,943 km (0.111 R)
• M23: 4,058,740 km (0.12 R)
• M24: 4,214,471 km (0.115 R)
• M25: 4,510,675 km (0.065 R)
• M26: 4,639,778 km (0.107 R)
• M27: 4,770,078 km (0.057 R)
• M28: 4,901,574 km (0.116 R)
• M29: 5,314,913 km (0.089 R)
• M30: 5,589,126 km (0.091 R)
• M31: 5,867,976 km (0.105 R)
• M32: 5,985,710 km (0.117 R)
• M33: 6,092,224 km (0.095 R)
• M34: 6,211,304 km (0.119 R)
• M35: 6,319,164 km (0.076 R)
• M36: 6,463,974 km (0.075 R)
• M37: 6,769,304 km (0.064 R)
• M38: 6,929,972 km (0.11 R)
• M39: 7,029,454 km (0.083 R)
• M40: 7,394,174 km (0.07 R)
• M41: 7,610,792 km (0.059 R)
• M42: 8,089,954 km (0.114 R)
• M43: 8,260,495 km (0.06 R)
• M44: 8,472,176 km (0.11 R)
• M45: 8,793,213 km (0.075 R)
• M46: 8,914,537 km (0.109 R)
• M47: 9,227,346 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.7

Radius: 12.6

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.23 AU - 1.87 AU

Year: 1266 Days

Day: 5.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 20,819,015 km

• M1: 188,793 km (0.077 R)
• M2: 273,166 km (0.075 R)
• M3: 368,011 km (0.112 R)
• M4: 697,126 km (0.1 R)
• M5: 820,993 km (0.052 R)
• M6: 936,183 km (0.069 R)
• M7: 1,035,217 km (0.102 R)
• M8: 1,161,029 km (0.106 R)
• M9: 1,428,959 km (0.085 R)
• M10: 1,792,332 km (0.064 R)
• M11: 2,081,206 km (0.116 R)
• M12: 2,475,845 km (0.104 R)
• M13: 2,592,082 km (0.086 R)
• M14: 2,741,680 km (0.051 R)
• M15: 2,843,108 km (0.095 R)
• M16: 2,971,612 km (0.115 R)
• M17: 3,207,977 km (0.104 R)
• M18: 3,484,733 km (0.07 R)
• M19: 3,615,631 km (0.114 R)
• M20: 3,755,355 km (0.074 R)
• M21: 4,105,115 km (0.071 R)
• M22: 4,295,104 km (0.112 R)
• M23: 4,706,648 km (0.059 R)
• M24: 4,867,316 km (0.094 R)
• M25: 5,021,851 km (0.117 R)
• M26: 5,154,544 km (0.064 R)
• M27: 5,233,233 km (0.086 R)
• M28: 5,343,935 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.5

Radius: 9.8

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 5.46 AU - 6.04 AU

Year: 9045 Days

Day: 14.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 20,819,015 km

• M1: 123,418 km (0.082 R)
• M2: 240,105 km (0.082 R)
• M3: 351,256 km (0.116 R)
• M4: 558,598 km (0.087 R)
• M5: 652,995 km (0.06 R)
• M6: 753,524 km (0.075 R)
• M7: 933,341 km (0.075 R)
• M8: 1,422,077 km (0.036 R)
• M9: 1,884,185 km (0.075 R)
• M10: 1,982,022 km (0.099 R)
• M11: 2,208,663 km (0.056 R)
• M12: 2,497,088 km (0.066 R)
• M13: 2,605,097 km (0.103 R)
• M14: 2,966,825 km (0.119 R)
• M15: 3,226,676 km (0.097 R)
• M16: 3,314,939 km (0.119 R)
• M17: 3,494,008 km (0.043 R)
• M18: 3,645,551 km (0.086 R)
• M19: 4,081,927 km (0.085 R)
• M20: 4,371,100 km (0.033 R)
• M21: 4,935,832 km (0.038 R)
• M22: 5,037,858 km (0.092 R)
• M23: 5,313,567 km (0.119 R)
• M24: 5,558,758 km (0.104 R)
• M25: 6,169,865 km (0.089 R)
• M26: 6,316,770 km (0.079 R)
• M27: 6,992,204 km (0.071 R)
• M28: 7,690,527 km (0.103 R)
• M29: 8,048,066 km (0.115 R)
• M30: 9,744,805 km (0.067 R)
• M31: 10,002,114 km (0.066 R)
• M32: 10,964,926 km (0.065 R)
• M33: 13,356,098 km (0.074 R)
• M34: 13,641,979 km (0.111 R)
• M35: 13,978,126 km (0.069 R)
• M36: 14,268,495 km (0.081 R)
• M37: 15,003,170 km (0.101 R)
• M38: 15,850,493 km (0.041 R)
• M39: 16,560,035 km (0.094 R)
• M40: 17,800,351 km (0.101 R)
• M41: 19,284,811 km (0.097 R)
• M42: 19,554,087 km (0.114 R)
• M43: 20,096,380 km (0.086 R)
• M44: 20,260,040 km (0.101 R)
• M45: 20,588,706 km (0.093 R)
• M46: 20,808,765 km (0.087 R)
• M47: 21,362,277 km (0.118 R)
• M48: 21,752,727 km (0.11 R)
• M49: 22,201,820 km (0.094 R)
• M50: 22,540,659 km (0.106 R)
• M51: 22,710,602 km (0.09 R)
• M52: 23,052,134 km (0.086 R)
• M53: 23,280,570 km (0.116 R)
• M54: 23,739,985 km (0.029 R)
• M55: 24,028,560 km (0.103 R)
• M56: 25,018,449 km (0.105 R)
• M57: 25,548,025 km (0.037 R)
• M58: 25,666,207 km (0.09 R)
• M59: 25,784,539 km (0.08 R)
• M60: 27,098,308 km (0.044 R)
• M61: 27,581,509 km (0.097 R)
• M62: 28,433,918 km (0.062 R)
• M63: 29,480,504 km (0.038 R)
• M64: 29,728,687 km (0.062 R)
• M65: 30,102,084 km (0.025 R)
• M66: 30,414,444 km (0.073 R)
• M67: 31,168,567 km (0.048 R)
• M68: 32,439,251 km (0.097 R)
• M69: 32,695,363 km (0.094 R)
• M70: 33,403,260 km (0.1 R)
• M71: 33,856,242 km (0.108 R)
• M72: 35,425,225 km (0.101 R)
• M73: 36,218,542 km (0.092 R)
• M74: 37,017,694 km (0.115 R)
• M75: 37,553,703 km (0.056 R)
• M76: 37,889,999 km (0.071 R)
• M77: 38,294,961 km (0.062 R)
• M78: 39,860,353 km (0.084 R)
• M79: 41,307,712 km (0.1 R)
• M80: 42,003,043 km (0.111 R)
• M81: 42,982,909 km (0.096 R)
• M82: 43,758,125 km (0.113 R)
• M83: 44,537,979 km (0.078 R)
• M84: 45,465,635 km (0.107 R)
• M85: 45,824,072 km (0.118 R)
• M86: 47,049,727 km (0.116 R)
• M87: 47,194,687 km (0.088 R)
• M88: 47,484,907 km (0.115 R)
• M89: 47,848,580 km (0.117 R)
• M90: 48,067,292 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.6

Radius: 5.6

Gravity: 9.55 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 6.75 AU - 8.09 AU

Year: 13259 Days

Day: 24.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 20,819,015 km

• M1: 242,947 km (0.115 R)
• M2: 297,401 km (0.099 R)
• M3: 344,524 km (0.109 R)
• M4: 559,795 km (0.085 R)
• M5: 604,525 km (0.108 R)
• M6: 682,017 km (0.04 R)
• M7: 899,083 km (0.066 R)
• M8: 1,233,734 km (0.102 R)
• M9: 1,313,021 km (0.037 R)
• M10: 1,735,036 km (0.082 R)
• M11: 1,960,929 km (0.084 R)
• M12: 2,077,466 km (0.104 R)
• M13: 2,196,246 km (0.114 R)
• M14: 2,745,121 km (0.065 R)
• M15: 3,115,675 km (0.066 R)
• M16: 3,334,537 km (0.105 R)
• M17: 3,417,863 km (0.089 R)
• M18: 3,615,033 km (0.038 R)
• M19: 3,961,800 km (0.103 R)
• M20: 4,532,217 km (0.11 R)
• M21: 4,624,669 km (0.081 R)
• M22: 4,969,043 km (0.071 R)
• M23: 5,353,958 km (0.095 R)
• M24: 5,648,965 km (0.053 R)
• M25: 6,289,244 km (0.111 R)
• M26: 6,461,431 km (0.08 R)
• M27: 7,309,950 km (0.043 R)
• M28: 7,418,409 km (0.106 R)
• M29: 8,267,975 km (0.087 R)
• M30: 8,305,674 km (0.043 R)
• M31: 8,532,614 km (0.086 R)
• M32: 10,258,824 km (0.032 R)
• M33: 10,871,427 km (0.059 R)
• M34: 11,036,733 km (0.094 R)
• M35: 11,411,774 km (0.044 R)
• M36: 11,621,959 km (0.083 R)
• M37: 12,518,499 km (0.102 R)
• M38: 12,909,548 km (0.11 R)
• M39: 12,953,231 km (0.071 R)
• M40: 12,997,063 km (0.109 R)
• M41: 13,040,746 km (0.079 R)
• M42: 13,128,560 km (0.092 R)
• M43: 13,525,891 km (0.089 R)
• M44: 13,882,234 km (0.104 R)
• M45: 14,061,601 km (0.028 R)
• M46: 14,106,630 km (0.095 R)
• M47: 15,292,493 km (0.108 R)
• M48: 15,477,695 km (0.091 R)
• M49: 15,897,317 km (0.111 R)
• M50: 17,274,515 km (0.112 R)
• M51: 18,295,520 km (0.119 R)
• M52: 18,442,874 km (0.092 R)
• M53: 19,036,628 km (0.05 R)
• M54: 19,335,824 km (0.108 R)
• M55: 21,732,980 km (0.094 R)
• M56: 22,570,130 km (0.071 R)
• M57: 23,045,702 km (0.117 R)
• M58: 23,098,659 km (0.089 R)
• M59: 23,899,157 km (0.043 R)
• M60: 24,546,168 km (0.078 R)
• M61: 24,980,600 km (0.105 R)
• M62: 27,415,306 km (0.114 R)
• M63: 27,696,699 km (0.081 R)
• M64: 27,922,592 km (0.097 R)
• M65: 28,831,998 km (0.097 R)
• M66: 29,290,365 km (0.116 R)
• M67: 31,441,433 km (0.065 R)
• M68: 31,972,356 km (0.113 R)
• M69: 32,268,560 km (0.116 R)
• M70: 32,565,661 km (0.068 R)
• M71: 32,804,120 km (0.099 R)
• M72: 33,342,523 km (0.041 R)
• M73: 34,610,066 km (0.046 R)
• M74: 35,097,156 km (0.073 R)
• M75: 35,647,826 km (0.103 R)
• M76: 36,819,626 km (0.12 R)
• M77: 37,130,192 km (0.092 R)
• M78: 37,192,275 km (0.088 R)
• M79: 39,772,240 km (0.113 R)
• M80: 40,282,368 km (0.068 R)
• M81: 40,474,153 km (0.109 R)
• M82: 40,858,769 km (0.058 R)
• M83: 42,279,350 km (0.107 R)
• M84: 42,604,426 km (0.047 R)
• M85: 42,865,026 km (0.034 R)
• M86: 42,995,625 km (0.05 R)
• M87: 43,715,939 km (0.062 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 13.2

Radius: 3.1

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 9.29 AU - 10.63 AU

Year: 20620 Days

Day: 23.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 20,819,015 km

• M1: 192,532 km (0.053 R)
• M2: 243,545 km (0.048 R)
• M3: 776,114 km (0.107 R)
• M4: 1,209,798 km (0.045 R)
• M5: 1,612,366 km (0.097 R)
• M6: 1,814,173 km (0.056 R)
• M7: 2,497,088 km (0.106 R)
• M8: 2,986,422 km (0.112 R)
• M9: 3,019,035 km (0.113 R)
• M10: 3,487,276 km (0.113 R)
• M11: 4,212,975 km (0.053 R)
• M12: 5,594,063 km (0.039 R)
• M13: 5,654,500 km (0.086 R)
• M14: 8,353,396 km (0.098 R)
• M15: 9,624,080 km (0.092 R)
• M16: 9,987,603 km (0.116 R)
• M17: 11,079,667 km (0.074 R)
• M18: 12,893,242 km (0.077 R)
• M19: 14,161,533 km (0.112 R)
• M20: 14,326,240 km (0.1 R)
• M21: 14,991,502 km (0.036 R)
• M22: 15,979,745 km (0.105 R)
• M23: 16,179,907 km (0.083 R)
• M24: 16,380,967 km (0.072 R)
• M25: 17,310,119 km (0.091 R)
• M26: 17,633,550 km (0.061 R)
• M27: 19,128,481 km (0.115 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 13,988 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit