🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.56 AU - 0.64 AU

Year: 296 Days

Day: 30.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.52 AU - 0.78 AU

Year: 333 Days

Day: 42.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,476,533 km

• M1: 379,231 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.5

Radius: 11.9

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.76 AU - 0.86 AU

Year: 464 Days

Day: 13.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 25,476,533 km

• M1: 176,376 km (0.062 R)
• M2: 252,970 km (0.101 R)
• M3: 368,908 km (0.082 R)
• M4: 455,077 km (0.066 R)
• M5: 557,551 km (0.12 R)
• M6: 657,483 km (0.03 R)
• M7: 807,380 km (0.106 R)
• M8: 918,681 km (0.062 R)
• M9: 1,050,177 km (0.111 R)
• M10: 1,198,429 km (0.104 R)
• M11: 1,290,880 km (0.067 R)
• M12: 1,439,880 km (0.035 R)
• M13: 1,522,158 km (0.077 R)
• M14: 1,651,560 km (0.101 R)
• M15: 1,755,531 km (0.093 R)
• M16: 1,855,762 km (0.06 R)
• M17: 2,087,040 km (0.098 R)
• M18: 2,327,892 km (0.109 R)
• M19: 2,432,162 km (0.112 R)
• M20: 2,625,143 km (0.047 R)
• M21: 2,761,277 km (0.074 R)
• M22: 2,899,656 km (0.099 R)
• M23: 3,026,365 km (0.117 R)
• M24: 3,227,125 km (0.101 R)
• M25: 3,336,481 km (0.102 R)
• M26: 3,469,474 km (0.072 R)
• M27: 3,687,438 km (0.07 R)
• M28: 3,786,621 km (0.116 R)
• M29: 3,941,006 km (0.093 R)
• M30: 4,121,272 km (0.103 R)
• M31: 4,587,718 km (0.09 R)
• M32: 4,669,847 km (0.115 R)
• M33: 4,744,347 km (0.091 R)
• M34: 5,371,012 km (0.118 R)
• M35: 5,474,983 km (0.085 R)
• M36: 5,880,393 km (0.118 R)
• M37: 5,969,853 km (0.102 R)
• M38: 6,068,737 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903

Radius: 9.3

Gravity: 10.44 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.27 AU - 1.29 AU

Year: 921 Days

Day: 7 Hours

Environment

Temp: -170 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 25,476,533 km

• M1: 118,332 km (0.091 R)
• M2: 194,178 km (0.09 R)
• M3: 256,112 km (0.118 R)
• M4: 360,082 km (0.108 R)
• M5: 556,354 km (0.117 R)
• M6: 713,133 km (0.092 R)
• M7: 852,109 km (0.111 R)
• M8: 1,014,573 km (0.119 R)
• M9: 1,135,897 km (0.081 R)
• M10: 1,194,689 km (0.097 R)
• M11: 1,292,675 km (0.103 R)
• M12: 1,504,955 km (0.091 R)
• M13: 1,636,152 km (0.087 R)
• M14: 1,840,203 km (0.045 R)
• M15: 1,971,999 km (0.034 R)
• M16: 2,088,835 km (0.119 R)
• M17: 2,180,389 km (0.062 R)
• M18: 2,254,590 km (0.108 R)
• M19: 2,367,386 km (0.077 R)
• M20: 2,511,299 km (0.119 R)
• M21: 2,589,090 km (0.077 R)
• M22: 2,677,802 km (0.099 R)
• M23: 2,757,388 km (0.115 R)
• M24: 2,858,067 km (0.075 R)
• M25: 3,011,555 km (0.058 R)
• M26: 3,083,960 km (0.096 R)
• M27: 3,401,556 km (0.113 R)
• M28: 3,597,081 km (0.107 R)
• M29: 3,774,205 km (0.067 R)
• M30: 4,217,613 km (0.089 R)
• M31: 4,310,663 km (0.11 R)
• M32: 4,380,974 km (0.079 R)
• M33: 4,439,766 km (0.116 R)
• M34: 4,641,723 km (0.09 R)
• M35: 4,883,323 km (0.062 R)
• M36: 4,993,427 km (0.105 R)
• M37: 5,054,912 km (0.111 R)
• M38: 5,191,196 km (0.102 R)
• M39: 5,303,544 km (0.097 R)
• M40: 5,543,499 km (0.083 R)
• M41: 5,761,164 km (0.096 R)
• M42: 5,851,521 km (0.108 R)
• M43: 5,981,671 km (0.106 R)
• M44: 6,047,045 km (0.099 R)
• M45: 6,311,085 km (0.115 R)
• M46: 6,659,948 km (0.095 R)
• M47: 7,001,330 km (0.077 R)
• M48: 7,097,970 km (0.103 R)
• M49: 7,181,147 km (0.103 R)
• M50: 7,516,994 km (0.097 R)
• M51: 7,587,754 km (0.102 R)
• M52: 7,672,725 km (0.119 R)
• M53: 7,987,479 km (0.073 R)
• M54: 8,277,250 km (0.116 R)
• M55: 8,350,104 km (0.108 R)
• M56: 8,599,933 km (0.117 R)
• M57: 8,866,965 km (0.114 R)
• M58: 8,941,764 km (0.103 R)
• M59: 9,379,039 km (0.078 R)
• M60: 9,546,738 km (0.087 R)
• M61: 9,684,817 km (0.059 R)
• M62: 9,900,686 km (0.034 R)
• M63: 10,196,441 km (0.106 R)
• M64: 10,400,343 km (0.105 R)
• M65: 10,605,741 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.3

Radius: 12.8

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.32 AU - 1.76 AU

Year: 1215 Days

Day: 6.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 25,476,533 km

• M1: 165,306 km (0.115 R)
• M2: 318,494 km (0.078 R)
• M3: 478,713 km (0.08 R)
• M4: 560,992 km (0.11 R)
• M5: 654,939 km (0.087 R)
• M6: 743,202 km (0.099 R)
• M7: 861,684 km (0.081 R)
• M8: 946,805 km (0.107 R)
• M9: 1,035,217 km (0.11 R)
• M10: 1,221,018 km (0.11 R)
• M11: 1,364,033 km (0.12 R)
• M12: 1,473,389 km (0.076 R)
• M13: 1,602,044 km (0.06 R)
• M14: 1,751,492 km (0.116 R)
• M15: 1,940,733 km (0.071 R)
• M16: 2,434,257 km (0.073 R)
• M17: 2,626,939 km (0.064 R)
• M18: 2,725,374 km (0.071 R)
• M19: 2,966,376 km (0.066 R)
• M20: 3,193,765 km (0.072 R)
• M21: 3,309,554 km (0.119 R)
• M22: 3,416,067 km (0.085 R)
• M23: 3,643,606 km (0.073 R)
• M24: 3,798,140 km (0.116 R)
• M25: 3,966,139 km (0.081 R)
• M26: 4,068,164 km (0.097 R)
• M27: 4,356,290 km (0.067 R)
• M28: 4,485,094 km (0.117 R)
• M29: 4,639,180 km (0.077 R)
• M30: 4,734,773 km (0.109 R)
• M31: 4,915,936 km (0.073 R)
• M32: 5,185,810 km (0.101 R)
• M33: 5,435,489 km (0.093 R)
• M34: 5,701,923 km (0.102 R)
• M35: 6,037,770 km (0.077 R)
• M36: 6,221,327 km (0.113 R)
• M37: 6,783,216 km (0.111 R)
• M38: 7,015,243 km (0.066 R)
• M39: 7,291,699 km (0.115 R)
• M40: 7,543,622 km (0.025 R)
• M41: 7,628,145 km (0.106 R)
• M42: 8,084,867 km (0.064 R)
• M43: 8,287,423 km (0.063 R)
• M44: 8,462,452 km (0.074 R)
• M45: 8,565,076 km (0.104 R)
• M46: 9,174,837 km (0.119 R)
• M47: 9,295,413 km (0.11 R)
• M48: 9,401,329 km (0.106 R)
• M49: 9,492,434 km (0.099 R)
• M50: 9,599,247 km (0.118 R)
• M51: 9,875,554 km (0.105 R)
• M52: 9,999,122 km (0.078 R)
• M53: 10,232,345 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158

Radius: 13.4

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.9 AU - 5.62 AU

Year: 6603 Days

Day: 6 Hours

Environment

Temp: -209 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 25,476,533 km

• M1: 550,371 km (0.114 R)
• M2: 845,378 km (0.113 R)
• M3: 1,179,729 km (0.072 R)
• M4: 1,451,847 km (0.034 R)
• M5: 1,703,770 km (0.061 R)
• M6: 1,856,210 km (0.076 R)
• M7: 2,654,913 km (0.11 R)
• M8: 2,784,166 km (0.117 R)
• M9: 2,932,118 km (0.101 R)
• M10: 3,082,763 km (0.096 R)
• M11: 3,253,305 km (0.117 R)
• M12: 3,339,772 km (0.087 R)
• M13: 3,479,796 km (0.101 R)
• M14: 3,657,518 km (0.11 R)
• M15: 3,874,884 km (0.066 R)
• M16: 4,322,630 km (0.089 R)
• M17: 4,417,924 km (0.096 R)
• M18: 4,610,906 km (0.11 R)
• M19: 4,846,223 km (0.061 R)
• M20: 5,267,491 km (0.084 R)
• M21: 5,431,151 km (0.079 R)
• M22: 5,534,224 km (0.093 R)
• M23: 6,081,303 km (0.118 R)
• M24: 6,296,425 km (0.077 R)
• M25: 6,601,754 km (0.108 R)
• M26: 6,712,008 km (0.049 R)
• M27: 7,295,290 km (0.112 R)
• M28: 7,409,283 km (0.074 R)
• M29: 7,708,629 km (0.1 R)
• M30: 8,200,656 km (0.094 R)
• M31: 8,678,920 km (0.079 R)
• M32: 8,945,803 km (0.115 R)
• M33: 9,413,147 km (0.114 R)
• M34: 9,812,872 km (0.071 R)
• M35: 9,964,265 km (0.09 R)
• M36: 10,526,005 km (0.084 R)
• M37: 10,836,870 km (0.075 R)
• M38: 11,840,821 km (0.114 R)
• M39: 11,948,382 km (0.087 R)
• M40: 13,626,720 km (0.052 R)
• M41: 13,739,368 km (0.067 R)
• M42: 13,965,560 km (0.087 R)
• M43: 14,853,722 km (0.062 R)
• M44: 14,940,639 km (0.108 R)
• M45: 15,319,420 km (0.065 R)
• M46: 15,407,234 km (0.075 R)
• M47: 16,654,581 km (0.11 R)
• M48: 17,412,444 km (0.055 R)
• M49: 17,626,668 km (0.093 R)
• M50: 17,903,424 km (0.06 R)
• M51: 18,057,809 km (0.096 R)
• M52: 18,836,317 km (0.074 R)
• M53: 19,150,771 km (0.072 R)
• M54: 19,340,312 km (0.091 R)
• M55: 20,200,948 km (0.088 R)
• M56: 21,171,689 km (0.098 R)
• M57: 21,926,410 km (0.081 R)
• M58: 22,257,171 km (0.045 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 788.9

Radius: 4

Gravity: 49.31 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.42 AU - 9.48 AU

Year: 17024 Days

Day: 18.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 25,476,533 km

• M1: 121,324 km (0.034 R)
• M2: 622,477 km (0.06 R)
• M3: 710,440 km (0.105 R)
• M4: 1,549,535 km (0.078 R)
• M5: 2,145,832 km (0.12 R)
• M6: 2,245,913 km (0.113 R)
• M7: 2,450,563 km (0.099 R)
• M8: 3,100,117 km (0.09 R)
• M9: 4,460,410 km (0.04 R)
• M10: 4,674,185 km (0.111 R)
• M11: 5,023,048 km (0.102 R)
• M12: 5,290,379 km (0.099 R)
• M13: 6,404,584 km (0.101 R)
• M14: 6,791,594 km (0.076 R)
• M15: 7,037,233 km (0.049 R)
• M16: 7,335,980 km (0.059 R)
• M17: 7,638,916 km (0.083 R)
• M18: 7,945,891 km (0.03 R)
• M19: 8,997,863 km (0.066 R)
• M20: 9,159,429 km (0.062 R)
• M21: 9,321,892 km (0.062 R)
• M22: 9,704,863 km (0.089 R)
• M23: 9,870,468 km (0.091 R)
• M24: 10,204,669 km (0.082 R)
• M25: 11,113,626 km (0.106 R)
• M26: 11,694,963 km (0.076 R)
• M27: 11,812,397 km (0.07 R)
• M28: 12,705,497 km (0.044 R)
• M29: 13,867,573 km (0.059 R)
• M30: 13,929,656 km (0.099 R)
• M31: 14,116,504 km (0.05 R)
• M32: 14,179,036 km (0.087 R)
• M33: 14,367,080 km (0.084 R)
• M34: 15,063,309 km (0.073 R)
• M35: 15,383,448 km (0.074 R)
• M36: 15,705,682 km (0.114 R)
• M37: 15,900,159 km (0.11 R)
• M38: 16,554,201 km (0.083 R)
• M39: 16,686,146 km (0.076 R)
• M40: 16,818,391 km (0.072 R)
• M41: 17,484,550 km (0.096 R)
• M42: 18,363,587 km (0.082 R)
• M43: 18,774,084 km (0.078 R)
• M44: 19,187,572 km (0.064 R)
• M45: 19,534,490 km (0.102 R)
• M46: 20,942,655 km (0.107 R)
• M47: 23,115,564 km (0.103 R)
• M48: 25,131,395 km (0.116 R)
• M49: 25,968,694 km (0.105 R)
• M50: 26,737,777 km (0.06 R)
• M51: 28,376,921 km (0.081 R)
• M52: 29,647,605 km (0.108 R)
• M53: 30,451,095 km (0.086 R)
• M54: 30,855,608 km (0.073 R)
• M55: 31,180,385 km (0.054 R)
• M56: 31,261,766 km (0.073 R)
• M57: 31,424,828 km (0.12 R)
• M58: 33,986,991 km (0.06 R)
• M59: 34,406,463 km (0.079 R)
• M60: 34,490,537 km (0.087 R)
• M61: 34,658,984 km (0.081 R)
• M62: 34,912,104 km (0.045 R)
• M63: 35,250,644 km (0.089 R)
• M64: 35,505,110 km (0.03 R)
• M65: 36,443,687 km (0.092 R)
• M66: 36,615,276 km (0.095 R)
• M67: 36,873,033 km (0.117 R)
• M68: 37,997,261 km (0.108 R)
• M69: 38,084,177 km (0.056 R)
• M70: 40,278,927 km (0.12 R)
• M71: 40,367,639 km (0.04 R)
• M72: 41,257,597 km (0.114 R)
• M73: 42,604,726 km (0.118 R)
• M74: 42,966,304 km (0.073 R)
• M75: 43,692,751 km (0.051 R)
• M76: 45,710,976 km (0.063 R)
• M77: 46,359,632 km (0.076 R)
• M78: 48,889,482 km (0.117 R)
• M79: 51,367,720 km (0.118 R)
• M80: 55,950,052 km (0.093 R)
• M81: 57,340,116 km (0.097 R)
• M82: 57,939,255 km (0.069 R)
• M83: 58,039,336 km (0.051 R)
• M84: 62,191,425 km (0.065 R)
• M85: 63,218,564 km (0.116 R)
• M86: 65,289,597 km (0.112 R)
• M87: 67,593,255 km (0.117 R)
• M88: 68,437,435 km (0.05 R)
• M89: 68,543,351 km (0.106 R)
• M90: 69,391,571 km (0.042 R)
• M91: 70,884,258 km (0.115 R)
• M92: 71,634,492 km (0.098 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 26.3

Radius: 6.2

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 9.07 AU - 10.71 AU

Year: 19776 Days

Day: 23.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 25,476,533 km

• M1: 154,385 km (0.045 R)
• M2: 243,396 km (0.105 R)
• M3: 344,225 km (0.064 R)
• M4: 856,298 km (0.048 R)
• M5: 1,041,949 km (0.117 R)
• M6: 1,952,551 km (0.104 R)
• M7: 2,297,973 km (0.12 R)
• M8: 2,365,890 km (0.046 R)
• M9: 3,044,765 km (0.111 R)
• M10: 3,100,865 km (0.056 R)
• M11: 3,309,404 km (0.096 R)
• M12: 3,561,626 km (0.1 R)
• M13: 3,700,154 km (0.069 R)
• M14: 4,023,285 km (0.091 R)
• M15: 4,334,449 km (0.059 R)
• M16: 4,653,391 km (0.104 R)
• M17: 4,761,401 km (0.094 R)
• M18: 5,112,657 km (0.057 R)
• M19: 5,863,189 km (0.025 R)
• M20: 6,647,830 km (0.12 R)
• M21: 6,843,055 km (0.117 R)
• M22: 6,916,658 km (0.11 R)
• M23: 7,566,212 km (0.096 R)
• M24: 8,842,431 km (0.117 R)
• M25: 10,268,248 km (0.066 R)
• M26: 10,324,497 km (0.045 R)
• M27: 11,852,191 km (0.101 R)
• M28: 12,566,969 km (0.071 R)
• M29: 12,717,614 km (0.101 R)
• M30: 13,326,178 km (0.086 R)
• M31: 14,225,561 km (0.073 R)
• M32: 14,857,013 km (0.036 R)
• M33: 14,920,742 km (0.118 R)
• M34: 15,240,433 km (0.066 R)
• M35: 15,724,083 km (0.045 R)
• M36: 15,821,471 km (0.079 R)
• M37: 16,082,070 km (0.101 R)
• M38: 16,739,703 km (0.114 R)
• M39: 16,839,185 km (0.076 R)
• M40: 17,172,040 km (0.111 R)
• M41: 19,841,315 km (0.096 R)
• M42: 21,295,406 km (0.101 R)
• M43: 21,547,030 km (0.118 R)
• M44: 22,053,269 km (0.119 R)
• M45: 22,235,031 km (0.071 R)
• M46: 22,783,307 km (0.111 R)
• M47: 22,967,163 km (0.103 R)
• M48: 23,930,573 km (0.043 R)
• M49: 24,192,220 km (0.112 R)
• M50: 24,267,168 km (0.103 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 235 - 17,631 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit