🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.48 AU - 0.54 AU

Year: 239 Days

Day: 22.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 14,994,398 km

• M1: 163,660 km (0.096 R)
• M2: 258,056 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.48 AU - 0.64 AU

Year: 275 Days

Day: 46 Hours

Environment

Temp: -132 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.8

Radius: 11.9

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.79 AU - 0.95 AU

Year: 532 Days

Day: 11.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 14,994,398 km

• M1: 151,243 km (0.12 R)
• M2: 253,568 km (0.068 R)
• M3: 366,365 km (0.097 R)
• M4: 446,849 km (0.082 R)
• M5: 588,368 km (0.096 R)
• M6: 674,537 km (0.074 R)
• M7: 794,065 km (0.066 R)
• M8: 972,536 km (0.094 R)
• M9: 1,099,245 km (0.116 R)
• M10: 1,311,824 km (0.04 R)
• M11: 1,417,440 km (0.054 R)
• M12: 1,823,149 km (0.026 R)
• M13: 1,908,719 km (0.106 R)
• M14: 2,002,367 km (0.107 R)
• M15: 2,090,929 km (0.1 R)
• M16: 2,278,974 km (0.087 R)
• M17: 2,364,394 km (0.069 R)
• M18: 2,523,866 km (0.075 R)
• M19: 2,739,586 km (0.093 R)
• M20: 2,815,432 km (0.065 R)
• M21: 3,149,783 km (0.098 R)
• M22: 3,245,526 km (0.119 R)
• M23: 3,407,092 km (0.066 R)
• M24: 3,587,955 km (0.113 R)
• M25: 3,671,281 km (0.116 R)
• M26: 3,831,351 km (0.078 R)
• M27: 3,907,945 km (0.078 R)
• M28: 4,114,839 km (0.075 R)
• M29: 4,352,101 km (0.092 R)
• M30: 4,512,769 km (0.084 R)
• M31: 4,611,953 km (0.115 R)
• M32: 4,757,511 km (0.075 R)
• M33: 4,950,792 km (0.061 R)
• M34: 5,364,580 km (0.056 R)
• M35: 5,488,895 km (0.087 R)
• M36: 5,691,900 km (0.087 R)
• M37: 5,848,230 km (0.101 R)
• M38: 5,996,182 km (0.053 R)
• M39: 6,115,411 km (0.081 R)
• M40: 6,579,763 km (0.106 R)
• M41: 6,661,593 km (0.035 R)
• M42: 6,774,839 km (0.097 R)
• M43: 6,940,743 km (0.099 R)
• M44: 7,086,900 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.8

Radius: 13.6

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.3 AU - 1.46 AU

Year: 1063 Days

Day: 14.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 14,994,398 km

• M1: 178,919 km (0.063 R)
• M2: 276,008 km (0.116 R)
• M3: 371,452 km (0.052 R)
• M4: 501,901 km (0.113 R)
• M5: 617,690 km (0.095 R)
• M6: 753,076 km (0.079 R)
• M7: 943,663 km (0.099 R)
• M8: 1,047,035 km (0.111 R)
• M9: 1,168,509 km (0.085 R)
• M10: 1,295,069 km (0.088 R)
• M11: 1,382,284 km (0.06 R)
• M12: 1,513,182 km (0.09 R)
• M13: 1,632,861 km (0.119 R)
• M14: 2,003,115 km (0.11 R)
• M15: 2,126,833 km (0.104 R)
• M16: 2,231,103 km (0.106 R)
• M17: 2,472,554 km (0.091 R)
• M18: 2,703,832 km (0.115 R)
• M19: 2,879,759 km (0.095 R)
• M20: 2,981,336 km (0.034 R)
• M21: 3,153,224 km (0.053 R)
• M22: 3,293,248 km (0.097 R)
• M23: 3,610,844 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.8

Radius: 10.4

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.07 AU - 3.39 AU

Year: 3808 Days

Day: 10.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 14,994,398 km

• M1: 147,952 km (0.097 R)
• M2: 296,952 km (0.115 R)
• M3: 449,093 km (0.036 R)
• M4: 817,403 km (0.118 R)
• M5: 966,851 km (0.038 R)
• M6: 1,125,724 km (0.091 R)
• M7: 1,330,823 km (0.077 R)
• M8: 1,482,964 km (0.111 R)
• M9: 1,574,518 km (0.105 R)
• M10: 1,641,089 km (0.09 R)
• M11: 1,988,604 km (0.089 R)
• M12: 2,253,243 km (0.104 R)
• M13: 2,655,811 km (0.12 R)
• M14: 2,800,472 km (0.113 R)
• M15: 2,898,309 km (0.088 R)
• M16: 3,284,421 km (0.106 R)
• M17: 3,527,518 km (0.112 R)
• M18: 3,722,593 km (0.12 R)
• M19: 3,939,660 km (0.115 R)
• M20: 4,105,115 km (0.117 R)
• M21: 4,216,865 km (0.111 R)
• M22: 4,673,587 km (0.036 R)
• M23: 4,888,260 km (0.117 R)
• M24: 5,186,259 km (0.092 R)
• M25: 5,327,330 km (0.118 R)
• M26: 5,634,005 km (0.083 R)
• M27: 5,820,853 km (0.103 R)
• M28: 6,051,982 km (0.063 R)
• M29: 6,243,467 km (0.085 R)
• M30: 6,329,187 km (0.063 R)
• M31: 6,436,748 km (0.039 R)
• M32: 6,697,796 km (0.116 R)
• M33: 6,873,723 km (0.112 R)
• M34: 7,140,456 km (0.072 R)
• M35: 7,342,862 km (0.106 R)
• M36: 8,620,278 km (0.112 R)
• M37: 8,956,425 km (0.115 R)
• M38: 9,345,828 km (0.046 R)
• M39: 9,641,433 km (0.114 R)
• M40: 9,790,433 km (0.113 R)
• M41: 9,915,197 km (0.057 R)
• M42: 10,166,372 km (0.109 R)
• M43: 10,419,641 km (0.045 R)
• M44: 10,547,099 km (0.06 R)
• M45: 10,751,898 km (0.104 R)
• M46: 11,191,866 km (0.101 R)
• M47: 11,479,692 km (0.109 R)
• M48: 11,849,498 km (0.098 R)
• M49: 12,089,303 km (0.088 R)
• M50: 12,546,624 km (0.115 R)
• M51: 12,791,067 km (0.085 R)
• M52: 12,900,273 km (0.032 R)
• M53: 13,450,644 km (0.091 R)
• M54: 13,617,296 km (0.104 R)
• M55: 13,952,694 km (0.117 R)
• M56: 14,121,291 km (0.108 R)
• M57: 15,553,242 km (0.094 R)
• M58: 15,640,607 km (0.119 R)
• M59: 16,168,388 km (0.034 R)
• M60: 17,331,961 km (0.074 R)
• M61: 17,573,860 km (0.076 R)
• M62: 18,429,710 km (0.112 R)
• M63: 18,522,311 km (0.048 R)
• M64: 18,955,995 km (0.103 R)
• M65: 19,142,992 km (0.059 R)
• M66: 19,299,173 km (0.095 R)
• M67: 19,455,801 km (0.065 R)
• M68: 19,928,381 km (0.101 R)
• M69: 20,564,172 km (0.12 R)
• M70: 21,206,845 km (0.027 R)
• M71: 21,660,575 km (0.111 R)
• M72: 21,725,650 km (0.118 R)
• M73: 21,790,725 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.2

Radius: 13

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.49 AU - 5.67 AU

Year: 7511 Days

Day: 13.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 14,994,398 km

• M1: 165,455 km (0.054 R)
• M2: 273,465 km (0.096 R)
• M3: 490,382 km (0.109 R)
• M4: 869,014 km (0.091 R)
• M5: 952,190 km (0.081 R)
• M6: 1,056,011 km (0.059 R)
• M7: 1,164,021 km (0.105 R)
• M8: 1,372,261 km (0.084 R)
• M9: 1,783,057 km (0.093 R)
• M10: 2,002,966 km (0.113 R)
• M11: 2,255,487 km (0.106 R)
• M12: 2,469,861 km (0.052 R)
• M13: 2,919,103 km (0.106 R)
• M14: 3,100,865 km (0.059 R)
• M15: 3,950,880 km (0.077 R)
• M16: 4,566,325 km (0.081 R)
• M17: 4,747,638 km (0.082 R)
• M18: 4,839,342 km (0.038 R)
• M19: 5,274,671 km (0.116 R)
• M20: 5,625,778 km (0.077 R)
• M21: 5,885,928 km (0.106 R)
• M22: 6,183,478 km (0.041 R)
• M23: 6,587,841 km (0.101 R)
• M24: 7,035,588 km (0.114 R)
• M25: 7,140,456 km (0.064 R)
• M26: 8,586,619 km (0.109 R)
• M27: 9,190,096 km (0.078 R)
• M28: 9,343,135 km (0.1 R)
• M29: 10,477,835 km (0.066 R)
• M30: 10,597,663 km (0.119 R)
• M31: 10,838,815 km (0.094 R)
• M32: 11,122,452 km (0.106 R)
• M33: 11,780,084 km (0.117 R)
• M34: 12,323,573 km (0.111 R)
• M35: 14,003,258 km (0.053 R)
• M36: 14,312,327 km (0.101 R)
• M37: 14,445,470 km (0.099 R)
• M38: 14,668,221 km (0.066 R)
• M39: 15,388,983 km (0.101 R)
• M40: 15,571,044 km (0.057 R)
• M41: 15,983,037 km (0.105 R)
• M42: 16,306,168 km (0.118 R)
• M43: 16,864,916 km (0.067 R)
• M44: 16,958,714 km (0.095 R)
• M45: 17,382,674 km (0.032 R)
• M46: 18,918,596 km (0.105 R)
• M47: 19,113,671 km (0.113 R)
• M48: 19,653,570 km (0.057 R)
• M49: 20,647,947 km (0.056 R)
• M50: 20,848,707 km (0.107 R)
• M51: 20,999,801 km (0.105 R)
• M52: 21,862,682 km (0.114 R)
• M53: 22,478,726 km (0.095 R)
• M54: 25,860,086 km (0.109 R)
• M55: 26,511,585 km (0.051 R)
• M56: 27,443,729 km (0.092 R)
• M57: 27,609,334 km (0.108 R)
• M58: 28,275,194 km (0.104 R)
• M59: 29,114,887 km (0.1 R)
• M60: 29,679,320 km (0.073 R)
• M61: 29,906,110 km (0.12 R)
• M62: 30,304,340 km (0.1 R)
• M63: 30,418,333 km (0.099 R)
• M64: 30,532,626 km (0.085 R)
• M65: 32,613,533 km (0.078 R)
• M66: 33,082,073 km (0.084 R)
• M67: 33,611,949 km (0.072 R)
• M68: 34,382,228 km (0.068 R)
• M69: 34,620,388 km (0.107 R)
• M70: 34,799,457 km (0.052 R)
• M71: 34,978,825 km (0.104 R)
• M72: 35,098,503 km (0.086 R)
• M73: 35,880,002 km (0.114 R)
• M74: 36,727,923 km (0.12 R)
• M75: 37,582,575 km (0.108 R)
• M76: 38,135,489 km (0.116 R)
• M77: 38,567,378 km (0.105 R)
• M78: 39,435,943 km (0.088 R)
• M79: 39,935,152 km (0.055 R)
• M80: 40,436,454 km (0.065 R)
• M81: 41,508,772 km (0.101 R)
• M82: 41,635,481 km (0.087 R)
• M83: 41,953,077 km (0.068 R)
• M84: 42,398,879 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 240.9

Radius: 8.2

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.14 AU - 6.5 AU

Year: 9211 Days

Day: 7.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 149.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 14,994,398 km

• M1: 120,725 km (0.096 R)
• M2: 206,146 km (0.078 R)
• M3: 319,990 km (0.084 R)
• M4: 536,458 km (0.107 R)
• M5: 668,104 km (0.085 R)
• M6: 838,047 km (0.053 R)
• M7: 935,435 km (0.102 R)
• M8: 1,081,443 km (0.12 R)
• M9: 1,496,128 km (0.087 R)
• M10: 1,598,453 km (0.104 R)
• M11: 1,975,290 km (0.075 R)
• M12: 2,164,532 km (0.08 R)
• M13: 2,359,607 km (0.114 R)
• M14: 2,540,172 km (0.086 R)
• M15: 2,683,786 km (0.105 R)
• M16: 2,830,093 km (0.101 R)
• M17: 3,043,718 km (0.111 R)
• M18: 3,152,476 km (0.076 R)
• M19: 4,092,848 km (0.086 R)
• M20: 4,189,040 km (0.088 R)
• M21: 4,285,979 km (0.056 R)
• M22: 4,756,614 km (0.05 R)
• M23: 5,165,614 km (0.06 R)
• M24: 5,374,453 km (0.084 R)
• M25: 5,692,797 km (0.098 R)
• M26: 6,628,083 km (0.067 R)
• M27: 6,798,026 km (0.066 R)
• M28: 8,118,527 km (0.096 R)
• M29: 9,073,111 km (0.088 R)
• M30: 9,135,942 km (0.047 R)
• M31: 9,420,328 km (0.069 R)
• M32: 9,611,514 km (0.093 R)
• M33: 10,752,646 km (0.06 R)
• M34: 10,885,788 km (0.073 R)
• M35: 11,627,794 km (0.102 R)
• M36: 12,876,936 km (0.06 R)
• M37: 14,095,411 km (0.082 R)
• M38: 14,644,584 km (0.107 R)
• M39: 15,275,439 km (0.077 R)
• M40: 16,067,111 km (0.103 R)
• M41: 16,257,549 km (0.071 R)
• M42: 16,640,669 km (0.035 R)
• M43: 16,871,947 km (0.081 R)
• M44: 21,297,202 km (0.108 R)
• M45: 22,477,678 km (0.103 R)
• M46: 23,118,705 km (0.108 R)
• M47: 23,722,482 km (0.072 R)
• M48: 23,896,016 km (0.045 R)
• M49: 25,121,970 km (0.107 R)
• M50: 27,680,543 km (0.084 R)
• M51: 29,106,360 km (0.104 R)
• M52: 29,711,484 km (0.092 R)
• M53: 31,503,816 km (0.061 R)
• M54: 31,981,182 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 22.9

Radius: 4.1

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.51 AU - 7.43 AU

Year: 9569 Days

Day: 20.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 14,994,398 km

• M1: 56,249 km (0.053 R)
• M2: 228,137 km (0.091 R)
• M3: 364,121 km (0.119 R)
• M4: 509,381 km (0.11 R)
• M5: 603,627 km (0.112 R)
• M6: 711,338 km (0.095 R)
• M7: 751,430 km (0.088 R)
• M8: 800,498 km (0.117 R)
• M9: 1,107,623 km (0.098 R)
• M10: 1,427,912 km (0.051 R)
• M11: 1,519,914 km (0.119 R)
• M12: 1,677,890 km (0.116 R)
• M13: 1,975,290 km (0.087 R)
• M14: 2,147,477 km (0.097 R)
• M15: 2,336,569 km (0.056 R)
• M16: 2,580,414 km (0.115 R)
• M17: 2,655,213 km (0.081 R)
• M18: 3,579,129 km (0.119 R)
• M19: 3,760,741 km (0.087 R)
• M20: 4,017,152 km (0.1 R)
• M21: 4,338,338 km (0.115 R)
• M22: 4,382,769 km (0.107 R)
• M23: 4,516,958 km (0.108 R)
• M24: 4,713,081 km (0.101 R)
• M25: 4,804,635 km (0.11 R)
• M26: 5,286,789 km (0.088 R)
• M27: 6,162,834 km (0.047 R)
• M28: 6,498,681 km (0.083 R)
• M29: 7,013,447 km (0.065 R)
• M30: 7,381,458 km (0.09 R)
• M31: 7,470,020 km (0.056 R)
• M32: 7,648,341 km (0.115 R)
• M33: 8,027,123 km (0.029 R)
• M34: 8,136,329 km (0.08 R)
• M35: 8,653,190 km (0.074 R)
• M36: 9,294,815 km (0.026 R)
• M37: 9,505,748 km (0.104 R)
• M38: 9,757,072 km (0.111 R)
• M39: 10,384,785 km (0.088 R)
• M40: 10,763,716 km (0.114 R)
• M41: 11,045,708 km (0.119 R)
• M42: 11,617,172 km (0.036 R)
• M43: 12,661,365 km (0.117 R)
• M44: 13,023,093 km (0.099 R)
• M45: 13,323,635 km (0.061 R)
• M46: 13,474,729 km (0.101 R)
• M47: 13,844,086 km (0.096 R)
• M48: 14,062,948 km (0.06 R)
• M49: 14,106,780 km (0.087 R)
• M50: 14,393,260 km (0.072 R)
• M51: 14,526,103 km (0.068 R)
• M52: 14,726,265 km (0.086 R)
• M53: 14,904,885 km (0.096 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: 523 - 17,808 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit