🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

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: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.47 AU - 0.63 AU

Year: 263 Days

Day: 45.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 31 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,342,507 km

• M1: 43,832 km (0.03 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.8

Radius: 11.2

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.67 AU - 0.79 AU

Year: 403 Days

Day: 8.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 54,342,507 km

• M1: 142,567 km (0.114 R)
• M2: 217,964 km (0.119 R)
• M3: 297,251 km (0.11 R)
• M4: 406,457 km (0.066 R)
• M5: 479,312 km (0.06 R)
• M6: 605,572 km (0.079 R)
• M7: 716,275 km (0.111 R)
• M8: 827,426 km (0.105 R)
• M9: 940,821 km (0.112 R)
• M10: 1,064,090 km (0.057 R)
• M11: 1,218,624 km (0.049 R)
• M12: 1,345,184 km (0.079 R)
• M13: 1,421,479 km (0.103 R)
• M14: 1,527,245 km (0.084 R)
• M15: 1,607,130 km (0.113 R)
• M16: 1,678,937 km (0.107 R)
• M17: 1,830,779 km (0.068 R)
• M18: 1,906,026 km (0.118 R)
• M19: 2,143,139 km (0.086 R)
• M20: 2,260,125 km (0.103 R)
• M21: 2,506,064 km (0.099 R)
• M22: 2,714,902 km (0.111 R)
• M23: 2,812,739 km (0.091 R)
• M24: 2,900,104 km (0.106 R)
• M25: 2,976,698 km (0.054 R)
• M26: 3,077,677 km (0.117 R)
• M27: 3,149,783 km (0.039 R)
• M28: 3,228,472 km (0.089 R)
• M29: 3,332,442 km (0.077 R)
• M30: 3,406,493 km (0.104 R)
• M31: 3,606,805 km (0.112 R)
• M32: 3,804,573 km (0.103 R)
• M33: 4,051,858 km (0.115 R)
• M34: 4,197,567 km (0.102 R)
• M35: 4,271,019 km (0.065 R)
• M36: 4,371,848 km (0.091 R)
• M37: 4,466,843 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.4

Radius: 9.5

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.77 AU - 0.79 AU

Year: 445 Days

Day: 5.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,342,507 km

• M1: 118,631 km (0.111 R)
• M2: 180,565 km (0.047 R)
• M3: 240,105 km (0.079 R)
• M4: 309,817 km (0.079 R)
• M5: 370,105 km (0.109 R)
• M6: 430,991 km (0.093 R)
• M7: 498,759 km (0.035 R)
• M8: 701,315 km (0.09 R)
• M9: 772,075 km (0.114 R)
• M10: 933,940 km (0.068 R)
• M11: 1,319,453 km (0.086 R)
• M12: 1,452,595 km (0.093 R)
• M13: 1,732,343 km (0.109 R)
• M14: 1,870,721 km (0.057 R)
• M15: 1,975,889 km (0.114 R)
• M16: 2,209,411 km (0.038 R)
• M17: 2,316,523 km (0.095 R)
• M18: 2,518,331 km (0.07 R)
• M19: 2,589,838 km (0.072 R)
• M20: 2,653,118 km (0.036 R)
• M21: 2,925,087 km (0.096 R)
• M22: 3,014,696 km (0.105 R)
• M23: 3,129,139 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.3

Radius: 13.8

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.39 AU - 1.85 AU

Year: 1331 Days

Day: 5.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 54,342,507 km

• M1: 190,887 km (0.037 R)
• M2: 411,993 km (0.11 R)
• M3: 498,909 km (0.097 R)
• M4: 632,350 km (0.057 R)
• M5: 903,122 km (0.119 R)
• M6: 1,049,579 km (0.063 R)
• M7: 1,280,707 km (0.117 R)
• M8: 1,438,683 km (0.051 R)
• M9: 1,557,015 km (0.085 R)
• M10: 1,659,788 km (0.115 R)
• M11: 1,745,658 km (0.076 R)
• M12: 1,843,046 km (0.113 R)
• M13: 1,992,644 km (0.084 R)
• M14: 2,167,374 km (0.087 R)
• M15: 2,455,499 km (0.115 R)
• M16: 2,621,104 km (0.103 R)
• M17: 2,859,264 km (0.076 R)
• M18: 3,152,326 km (0.064 R)
• M19: 3,467,679 km (0.115 R)
• M20: 3,554,296 km (0.107 R)
• M21: 3,679,509 km (0.118 R)
• M22: 4,024,781 km (0.1 R)
• M23: 4,168,545 km (0.034 R)
• M24: 4,569,467 km (0.066 R)
• M25: 4,733,277 km (0.082 R)
• M26: 5,265,247 km (0.106 R)
• M27: 5,538,412 km (0.119 R)
• M28: 5,728,102 km (0.112 R)
• M29: 5,890,267 km (0.081 R)
• M30: 6,098,956 km (0.119 R)
• M31: 6,310,188 km (0.105 R)
• M32: 6,801,916 km (0.057 R)
• M33: 7,084,058 km (0.106 R)
• M34: 7,482,287 km (0.098 R)
• M35: 7,773,554 km (0.115 R)
• M36: 8,052,255 km (0.042 R)
• M37: 8,284,132 km (0.064 R)
• M38: 8,400,968 km (0.042 R)
• M39: 8,619,381 km (0.07 R)
• M40: 8,737,712 km (0.119 R)
• M41: 9,268,486 km (0.105 R)
• M42: 9,757,072 km (0.087 R)
• M43: 9,915,945 km (0.109 R)
• M44: 10,146,775 km (0.082 R)
• M45: 10,759,228 km (0.099 R)
• M46: 11,291,198 km (0.074 R)
• M47: 11,532,500 km (0.088 R)
• M48: 11,700,498 km (0.092 R)
• M49: 11,888,094 km (0.1 R)
• M50: 12,057,888 km (0.104 R)
• M51: 12,247,428 km (0.057 R)
• M52: 12,438,016 km (0.047 R)
• M53: 12,725,842 km (0.025 R)

Asteroid Belt

Center: 3.11 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.6

Radius: 14.1

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.18 AU - 5.02 AU

Year: 6370 Days

Day: 14.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 54,342,507 km

• M1: 203,453 km (0.115 R)
• M2: 297,999 km (0.065 R)
• M3: 393,742 km (0.062 R)
• M4: 506,239 km (0.057 R)
• M5: 633,248 km (0.046 R)
• M6: 744,399 km (0.067 R)
• M7: 883,824 km (0.075 R)
• M8: 1,077,404 km (0.081 R)
• M9: 1,214,884 km (0.104 R)
• M10: 1,521,261 km (0.081 R)
• M11: 1,717,384 km (0.089 R)
• M12: 2,120,999 km (0.105 R)
• M13: 2,477,790 km (0.076 R)
• M14: 2,616,766 km (0.115 R)
• M15: 3,131,981 km (0.041 R)
• M16: 3,333,639 km (0.098 R)
• M17: 3,574,192 km (0.067 R)
• M18: 3,679,210 km (0.113 R)
• M19: 4,000,247 km (0.064 R)
• M20: 4,574,852 km (0.118 R)
• M21: 4,689,145 km (0.112 R)
• M22: 5,096,650 km (0.085 R)
• M23: 5,394,948 km (0.115 R)
• M24: 5,536,019 km (0.058 R)
• M25: 5,637,596 km (0.087 R)
• M26: 6,071,130 km (0.076 R)
• M27: 6,472,801 km (0.097 R)
• M28: 6,883,297 km (0.113 R)
• M29: 7,257,741 km (0.105 R)
• M30: 7,526,119 km (0.034 R)
• M31: 7,661,505 km (0.107 R)
• M32: 7,957,709 km (0.069 R)
• M33: 8,327,515 km (0.084 R)
• M34: 8,561,636 km (0.092 R)
• M35: 9,084,181 km (0.093 R)
• M36: 9,228,393 km (0.109 R)
• M37: 9,592,664 km (0.111 R)
• M38: 10,110,572 km (0.101 R)
• M39: 10,942,785 km (0.073 R)
• M40: 11,875,677 km (0.056 R)
• M41: 13,213,681 km (0.12 R)
• M42: 13,322,738 km (0.06 R)
• M43: 13,734,581 km (0.076 R)
• M44: 14,234,387 km (0.059 R)
• M45: 14,374,261 km (0.051 R)
• M46: 14,711,903 km (0.116 R)
• M47: 15,137,659 km (0.096 R)
• M48: 16,497,803 km (0.071 R)
• M49: 18,290,434 km (0.032 R)
• M50: 18,993,993 km (0.099 R)
• M51: 19,117,261 km (0.117 R)
• M52: 19,426,630 km (0.103 R)
• M53: 19,644,145 km (0.05 R)
• M54: 20,050,303 km (0.055 R)
• M55: 20,301,628 km (0.095 R)
• M56: 20,839,133 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.9

Radius: 13.5

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.75 AU - 5.29 AU

Year: 7262 Days

Day: 11.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 54,342,507 km

• M1: 302,636 km (0.098 R)
• M2: 419,173 km (0.062 R)
• M3: 611,107 km (0.118 R)
• M4: 715,078 km (0.078 R)
• M5: 999,015 km (0.112 R)
• M6: 1,357,750 km (0.087 R)
• M7: 1,539,362 km (0.079 R)
• M8: 1,898,547 km (0.064 R)
• M9: 2,073,426 km (0.112 R)
• M10: 2,598,515 km (0.083 R)
• M11: 3,095,928 km (0.108 R)
• M12: 3,199,150 km (0.114 R)
• M13: 4,122,319 km (0.096 R)
• M14: 4,662,816 km (0.095 R)
• M15: 4,981,908 km (0.113 R)
• M16: 5,246,547 km (0.094 R)
• M17: 5,432,497 km (0.063 R)
• M18: 5,620,542 km (0.036 R)
• M19: 6,571,386 km (0.114 R)
• M20: 6,749,706 km (0.11 R)
• M21: 7,065,507 km (0.098 R)
• M22: 7,225,428 km (0.054 R)
• M23: 8,257,204 km (0.032 R)
• M24: 8,353,246 km (0.118 R)
• M25: 9,510,535 km (0.09 R)
• M26: 9,636,646 km (0.085 R)
• M27: 9,737,924 km (0.063 R)
• M28: 9,966,958 km (0.11 R)
• M29: 10,275,429 km (0.104 R)
• M30: 10,482,772 km (0.095 R)
• M31: 10,927,975 km (0.098 R)
• M32: 11,192,763 km (0.026 R)
• M33: 11,972,617 km (0.109 R)
• M34: 12,300,535 km (0.094 R)
• M35: 12,493,217 km (0.082 R)
• M36: 13,584,833 km (0.054 R)
• M37: 14,387,426 km (0.066 R)
• M38: 14,532,386 km (0.116 R)
• M39: 14,706,967 km (0.042 R)
• M40: 14,940,938 km (0.115 R)
• M41: 16,764,536 km (0.107 R)
• M42: 17,100,832 km (0.098 R)
• M43: 18,279,813 km (0.12 R)
• M44: 19,037,825 km (0.074 R)
• M45: 20,421,755 km (0.09 R)
• M46: 21,373,347 km (0.108 R)
• M47: 21,505,741 km (0.058 R)
• M48: 21,638,434 km (0.096 R)
• M49: 21,771,427 km (0.049 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634.4

Radius: 5.9

Gravity: 18.22 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 7.77 AU - 9.47 AU

Year: 16341 Days

Day: 18 Hours

Environment

Temp: -233 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 54,342,507 km

• M1: 158,424 km (0.097 R)
• M2: 216,917 km (0.1 R)
• M3: 409,749 km (0.098 R)
• M4: 712,086 km (0.067 R)
• M5: 1,171,202 km (0.052 R)
• M6: 1,272,479 km (0.075 R)
• M7: 1,376,749 km (0.095 R)
• M8: 1,677,890 km (0.113 R)
• M9: 1,969,157 km (0.079 R)
• M10: 2,029,445 km (0.105 R)
• M11: 2,664,488 km (0.117 R)
• M12: 3,143,201 km (0.116 R)
• M13: 3,537,990 km (0.074 R)
• M14: 3,986,334 km (0.056 R)
• M15: 4,571,711 km (0.1 R)
• M16: 5,017,961 km (0.05 R)
• M17: 5,183,566 km (0.056 R)
• M18: 5,225,304 km (0.099 R)
• M19: 5,563,096 km (0.093 R)
• M20: 5,691,601 km (0.038 R)
• M21: 5,951,602 km (0.103 R)
• M22: 6,845,898 km (0.119 R)
• M23: 9,006,091 km (0.082 R)
• M24: 9,666,416 km (0.087 R)
• M25: 9,769,339 km (0.056 R)
• M26: 10,394,808 km (0.115 R)
• M27: 10,712,255 km (0.088 R)
• M28: 11,140,703 km (0.087 R)
• M29: 12,627,407 km (0.093 R)
• M30: 13,250,781 km (0.078 R)
• M31: 13,365,223 km (0.114 R)
• M32: 13,652,750 km (0.114 R)
• M33: 14,409,716 km (0.085 R)
• M34: 14,586,391 km (0.109 R)
• M35: 16,576,042 km (0.115 R)
• M36: 17,382,973 km (0.036 R)
• M37: 18,970,506 km (0.113 R)
• M38: 19,228,712 km (0.09 R)
• M39: 20,010,510 km (0.105 R)
• M40: 20,141,857 km (0.113 R)
• M41: 21,069,065 km (0.105 R)
• M42: 21,874,799 km (0.098 R)
• M43: 22,896,104 km (0.097 R)
• M44: 22,964,769 km (0.113 R)
• M45: 23,308,994 km (0.119 R)
• M46: 24,142,104 km (0.088 R)
• M47: 25,623,273 km (0.119 R)
• M48: 25,908,855 km (0.089 R)
• M49: 26,410,906 km (0.045 R)
• M50: 26,627,075 km (0.074 R)
• M51: 26,843,842 km (0.102 R)
• M52: 27,497,585 km (0.051 R)
• M53: 27,716,745 km (0.036 R)
• M54: 28,230,315 km (0.116 R)
• M55: 28,746,876 km (0.075 R)
• M56: 29,043,529 km (0.112 R)
• M57: 29,789,424 km (0.056 R)
• M58: 30,844,388 km (0.077 R)
• M59: 30,996,080 km (0.098 R)
• M60: 33,925,356 km (0.07 R)
• M61: 34,868,571 km (0.107 R)
• M62: 34,947,559 km (0.064 R)
• M63: 35,661,140 km (0.048 R)
• M64: 35,820,313 km (0.08 R)
• M65: 35,979,784 km (0.061 R)
• M66: 36,459,544 km (0.12 R)
• M67: 37,911,691 km (0.09 R)
• M68: 38,074,304 km (0.095 R)
• M69: 38,155,535 km (0.113 R)
• M70: 38,972,190 km (0.116 R)
• M71: 39,054,170 km (0.093 R)
• M72: 41,038,885 km (0.05 R)
• M73: 41,456,412 km (0.114 R)
• M74: 42,295,806 km (0.097 R)
• M75: 44,333,179 km (0.104 R)
• M76: 44,761,628 km (0.098 R)
• M77: 45,105,404 km (0.114 R)
• M78: 46,055,200 km (0.078 R)
• M79: 47,186,160 km (0.094 R)
• M80: 48,062,505 km (0.098 R)
• M81: 49,121,059 km (0.115 R)
• M82: 53,978,652 km (0.07 R)
• M83: 54,527,825 km (0.058 R)
• M84: 54,711,232 km (0.11 R)
• M85: 55,354,952 km (0.062 R)
• M86: 56,093,666 km (0.041 R)
• M87: 56,742,772 km (0.025 R)
• M88: 57,301,071 km (0.084 R)
• M89: 58,141,960 km (0.034 R)
• M90: 58,892,792 km (0.109 R)
• M91: 59,552,519 km (0.069 R)
• M92: 60,214,489 km (0.069 R)
• M93: 60,974,297 km (0.108 R)
• M94: 64,528,742 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 357.4

Radius: 6.8

Gravity: 7.73 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 8.32 AU - 9.18 AU

Year: 16712 Days

Day: 22.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 54,342,507 km

• M1: 155,881 km (0.094 R)
• M2: 204,799 km (0.115 R)
• M3: 299,046 km (0.119 R)
• M4: 551,567 km (0.046 R)
• M5: 765,492 km (0.059 R)
• M6: 1,176,737 km (0.12 R)
• M7: 1,312,273 km (0.046 R)
• M8: 1,525,150 km (0.083 R)
• M9: 1,598,603 km (0.114 R)
• M10: 1,800,410 km (0.087 R)
• M11: 2,396,707 km (0.05 R)
• M12: 2,866,146 km (0.073 R)
• M13: 3,049,403 km (0.033 R)
• M14: 3,111,486 km (0.09 R)
• M15: 3,236,700 km (0.102 R)
• M16: 3,524,526 km (0.109 R)
• M17: 3,589,751 km (0.05 R)
• M18: 3,820,730 km (0.055 R)
• M19: 3,887,600 km (0.059 R)
• M20: 4,437,073 km (0.099 R)
• M21: 4,901,125 km (0.114 R)
• M22: 5,010,481 km (0.091 R)
• M23: 5,268,837 km (0.093 R)
• M24: 5,836,711 km (0.086 R)
• M25: 6,624,044 km (0.116 R)
• M26: 7,319,375 km (0.034 R)
• M27: 7,528,214 km (0.055 R)
• M28: 8,601,878 km (0.076 R)
• M29: 9,449,499 km (0.107 R)
• M30: 10,044,749 km (0.092 R)
• M31: 10,370,274 km (0.055 R)
• M32: 10,888,780 km (0.066 R)
• M33: 11,223,281 km (0.071 R)
• M34: 12,395,081 km (0.077 R)
• M35: 12,844,623 km (0.088 R)
• M36: 14,433,203 km (0.097 R)
• M37: 14,537,771 km (0.105 R)
• M38: 14,958,740 km (0.113 R)
• M39: 15,866,500 km (0.109 R)
• M40: 18,581,252 km (0.092 R)
• M41: 18,638,100 km (0.085 R)
• M42: 18,752,093 km (0.061 R)
• M43: 18,809,090 km (0.078 R)
• M44: 18,866,236 km (0.107 R)
• M45: 19,095,271 km (0.116 R)
• M46: 19,267,607 km (0.099 R)
• M47: 19,382,798 km (0.067 R)
• M48: 19,498,287 km (0.058 R)
• M49: 19,904,146 km (0.09 R)
• M50: 20,901,366 km (0.083 R)
• M51: 22,397,195 km (0.086 R)
• M52: 22,639,693 km (0.114 R)
• M53: 23,927,282 km (0.119 R)
• M54: 24,486,329 km (0.085 R)
• M55: 24,673,626 km (0.058 R)
• M56: 26,380,687 km (0.097 R)
• M57: 26,700,976 km (0.103 R)
• M58: 27,734,548 km (0.103 R)
• M59: 27,929,773 km (0.062 R)
• M60: 28,190,821 km (0.062 R)
• M61: 28,846,957 km (0.038 R)
• M62: 29,176,970 km (0.084 R)
• M63: 29,441,759 km (0.089 R)
• M64: 29,508,180 km (0.106 R)
• M65: 32,065,855 km (0.086 R)
• M66: 32,202,438 km (0.102 R)
• M67: 32,407,686 km (0.087 R)
• M68: 32,682,048 km (0.034 R)
• M69: 33,025,974 km (0.094 R)
• M70: 33,163,903 km (0.081 R)
• M71: 33,440,360 km (0.119 R)
• M72: 34,483,656 km (0.063 R)
• M73: 34,553,667 km (0.119 R)
• M74: 35,962,431 km (0.025 R)
• M75: 37,317,937 km (0.118 R)
• M76: 37,677,421 km (0.065 R)
• M77: 37,965,845 km (0.101 R)
• M78: 38,255,018 km (0.054 R)
• M79: 40,078,915 km (0.091 R)
• M80: 41,483,938 km (0.047 R)
• M81: 41,558,288 km (0.107 R)
• M82: 42,904,969 km (0.051 R)
• M83: 43,206,109 km (0.119 R)
• M84: 44,722,583 km (0.102 R)
• M85: 47,029,831 km (0.108 R)
• M86: 48,041,711 km (0.085 R)
• M87: 48,354,370 km (0.11 R)
• M88: 50,721,607 km (0.065 R)
• M89: 51,439,078 km (0.111 R)
• M90: 53,045,610 km (0.07 R)
• M91: 53,530,606 km (0.106 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: 512 - 13,974 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit