🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.51 AU - 0.71 AU

Year: 179 Days

Day: 25.7 Hours

Environment

Temp: 210 °C

Axial Tilt: 20.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.63 AU - 0.81 AU

Year: 229 Days

Day: 23.9 Hours

Environment

Temp: 166 °C

Axial Tilt: 1.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 36,412,893 km

• M1: 380,427 km (0.099 R)
• M2: 411,843 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.15 AU - 1.29 AU

Year: 505 Days

Day: 26.6 Hours

Environment

Temp: -21 °C

Axial Tilt: 27.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 36,412,893 km

• M1: 344,823 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.06 AU - 2.06 AU

Year: 1108 Days

Day: 35.8 Hours

Environment

Temp: -78 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.37 AU - 3.39 AU

Year: 2329 Days

Day: 39.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 44.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.3

Radius: 9.5

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 4.75 AU - 5.31 AU

Year: 4227 Days

Day: 13.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 36,412,893 km

• M1: 145,260 km (0.102 R)
• M2: 205,398 km (0.108 R)
• M3: 278,551 km (0.078 R)
• M4: 357,389 km (0.098 R)
• M5: 429,346 km (0.11 R)
• M6: 805,585 km (0.077 R)
• M7: 1,021,903 km (0.075 R)
• M8: 1,106,426 km (0.117 R)
• M9: 1,244,205 km (0.061 R)
• M10: 1,482,216 km (0.115 R)
• M11: 1,866,533 km (0.079 R)
• M12: 1,986,361 km (0.113 R)
• M13: 2,093,473 km (0.08 R)
• M14: 2,202,380 km (0.117 R)
• M15: 2,281,517 km (0.118 R)
• M16: 2,426,178 km (0.085 R)
• M17: 2,708,021 km (0.073 R)
• M18: 3,000,335 km (0.096 R)
• M19: 3,123,753 km (0.064 R)
• M20: 3,230,865 km (0.107 R)
• M21: 3,728,129 km (0.05 R)
• M22: 3,803,825 km (0.106 R)
• M23: 4,209,834 km (0.074 R)
• M24: 4,408,200 km (0.096 R)
• M25: 4,650,250 km (0.106 R)
• M26: 4,896,638 km (0.047 R)
• M27: 4,979,814 km (0.06 R)
• M28: 5,274,372 km (0.104 R)
• M29: 5,445,213 km (0.113 R)
• M30: 5,574,615 km (0.059 R)
• M31: 5,946,815 km (0.069 R)
• M32: 6,214,445 km (0.095 R)
• M33: 6,327,092 km (0.069 R)
• M34: 6,508,854 km (0.099 R)
• M35: 7,017,487 km (0.08 R)
• M36: 7,182,044 km (0.076 R)
• M37: 7,683,347 km (0.062 R)
• M38: 8,444,052 km (0.101 R)
• M39: 9,305,885 km (0.117 R)
• M40: 9,383,227 km (0.115 R)
• M41: 9,512,779 km (0.092 R)
• M42: 9,747,199 km (0.115 R)
• M43: 9,825,887 km (0.066 R)
• M44: 10,010,042 km (0.112 R)
• M45: 10,328,536 km (0.086 R)
• M46: 10,515,982 km (0.07 R)
• M47: 11,002,923 km (0.107 R)
• M48: 11,084,753 km (0.042 R)
• M49: 11,774,998 km (0.12 R)
• M50: 12,337,037 km (0.086 R)
• M51: 12,450,582 km (0.099 R)
• M52: 13,080,987 km (0.072 R)
• M53: 13,663,073 km (0.1 R)
• M54: 13,868,770 km (0.052 R)
• M55: 14,194,295 km (0.051 R)
• M56: 14,671,961 km (0.067 R)
• M57: 14,732,099 km (0.114 R)
• M58: 15,337,671 km (0.093 R)
• M59: 15,920,355 km (0.092 R)
• M60: 16,013,106 km (0.113 R)
• M61: 16,572,901 km (0.056 R)
• M62: 16,635,582 km (0.085 R)
• M63: 17,297,703 km (0.105 R)
• M64: 17,679,925 km (0.107 R)
• M65: 18,941,334 km (0.069 R)
• M66: 19,467,171 km (0.09 R)
• M67: 19,931,373 km (0.056 R)
• M68: 20,131,385 km (0.057 R)
• M69: 20,298,486 km (0.105 R)
• M70: 20,466,185 km (0.08 R)
• M71: 20,533,355 km (0.096 R)
• M72: 21,413,589 km (0.086 R)
• M73: 22,583,145 km (0.059 R)
• M74: 22,722,121 km (0.083 R)
• M75: 22,791,684 km (0.104 R)
• M76: 22,896,253 km (0.08 R)
• M77: 22,965,966 km (0.04 R)
• M78: 23,035,828 km (0.059 R)
• M79: 23,175,702 km (0.039 R)
• M80: 23,315,875 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.1

Radius: 10.4

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.44 AU - 7.12 AU

Year: 5207 Days

Day: 14.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 36,412,893 km

• M1: 130,599 km (0.045 R)
• M2: 213,177 km (0.098 R)
• M3: 283,488 km (0.111 R)
• M4: 394,938 km (0.081 R)
• M5: 551,717 km (0.08 R)
• M6: 620,831 km (0.062 R)
• M7: 693,386 km (0.115 R)
• M8: 848,070 km (0.114 R)
• M9: 946,805 km (0.072 R)
• M10: 1,192,893 km (0.11 R)
• M11: 1,304,793 km (0.107 R)
• M12: 1,539,512 km (0.035 R)
• M13: 1,620,893 km (0.084 R)
• M14: 1,714,092 km (0.093 R)
• M15: 2,005,210 km (0.049 R)
• M16: 2,105,740 km (0.105 R)
• M17: 2,300,366 km (0.118 R)
• M18: 2,417,801 km (0.084 R)
• M19: 2,585,500 km (0.07 R)
• M20: 2,695,305 km (0.068 R)
• M21: 2,995,997 km (0.058 R)
• M22: 3,150,531 km (0.088 R)
• M23: 3,589,003 km (0.115 R)
• M24: 3,670,833 km (0.111 R)
• M25: 3,878,175 km (0.062 R)
• M26: 4,117,831 km (0.088 R)
• M27: 4,479,259 km (0.103 R)
• M28: 4,611,803 km (0.096 R)
• M29: 4,896,189 km (0.082 R)
• M30: 5,155,442 km (0.119 R)
• M31: 5,403,625 km (0.099 R)
• M32: 5,482,014 km (0.076 R)
• M33: 5,783,304 km (0.052 R)
• M34: 5,927,965 km (0.086 R)
• M35: 6,106,286 km (0.095 R)
• M36: 6,652,318 km (0.07 R)
• M37: 6,956,600 km (0.075 R)
• M38: 7,300,226 km (0.094 R)
• M39: 7,369,640 km (0.113 R)
• M40: 7,491,712 km (0.104 R)
• M41: 7,772,956 km (0.114 R)
• M42: 7,843,865 km (0.082 R)
• M43: 7,932,876 km (0.036 R)
• M44: 8,093,694 km (0.079 R)
• M45: 8,273,809 km (0.099 R)
• M46: 8,346,215 km (0.116 R)
• M47: 8,528,126 km (0.095 R)
• M48: 8,601,130 km (0.069 R)
• M49: 8,748,035 km (0.109 R)
• M50: 8,951,488 km (0.059 R)
• M51: 9,268,934 km (0.09 R)
• M52: 9,818,856 km (0.097 R)
• M53: 9,991,642 km (0.096 R)
• M54: 10,301,459 km (0.113 R)
• M55: 10,398,997 km (0.061 R)
• M56: 10,575,223 km (0.107 R)
• M57: 11,049,897 km (0.054 R)
• M58: 11,189,771 km (0.076 R)
• M59: 11,511,556 km (0.112 R)
• M60: 11,958,854 km (0.103 R)
• M61: 12,164,102 km (0.069 R)
• M62: 12,391,341 km (0.11 R)
• M63: 12,786,878 km (0.109 R)
• M64: 13,186,753 km (0.094 R)
• M65: 13,398,733 km (0.074 R)
• M66: 14,041,855 km (0.101 R)
• M67: 14,345,389 km (0.083 R)
• M68: 14,519,820 km (0.086 R)
• M69: 14,738,831 km (0.033 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.5

Radius: 13.9

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 8.95 AU - 9.11 AU

Year: 10169 Days

Day: 7.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 36,412,893 km

• M1: 180,415 km (0.091 R)
• M2: 421,268 km (0.103 R)
• M3: 743,950 km (0.117 R)
• M4: 892,501 km (0.109 R)
• M5: 1,183,319 km (0.095 R)
• M6: 1,360,892 km (0.06 R)
• M7: 1,655,450 km (0.056 R)
• M8: 1,878,650 km (0.087 R)
• M9: 2,160,044 km (0.026 R)
• M10: 2,405,235 km (0.114 R)
• M11: 2,923,292 km (0.1 R)
• M12: 3,476,056 km (0.061 R)
• M13: 3,619,371 km (0.117 R)
• M14: 4,274,011 km (0.09 R)
• M15: 4,490,030 km (0.118 R)
• M16: 4,646,659 km (0.082 R)
• M17: 4,741,505 km (0.091 R)
• M18: 6,241,223 km (0.12 R)
• M19: 6,346,091 km (0.083 R)
• M20: 6,593,227 km (0.082 R)
• M21: 6,915,760 km (0.054 R)
• M22: 7,060,720 km (0.108 R)
• M23: 7,688,433 km (0.05 R)
• M24: 7,838,629 km (0.102 R)
• M25: 8,604,870 km (0.091 R)
• M26: 8,997,115 km (0.084 R)
• M27: 9,195,332 km (0.103 R)
• M28: 9,315,011 km (0.078 R)
• M29: 9,515,621 km (0.073 R)
• M30: 10,415,453 km (0.103 R)
• M31: 10,791,392 km (0.057 R)
• M32: 11,470,866 km (0.102 R)
• M33: 12,471,974 km (0.089 R)
• M34: 13,005,291 km (0.112 R)
• M35: 13,455,580 km (0.105 R)
• M36: 14,371,419 km (0.117 R)
• M37: 14,557,070 km (0.028 R)
• M38: 14,650,119 km (0.041 R)
• M39: 15,735,003 km (0.093 R)
• M40: 16,022,381 km (0.095 R)
• M41: 16,408,194 km (0.079 R)
• M42: 16,602,222 km (0.09 R)
• M43: 17,041,591 km (0.099 R)
• M44: 17,336,748 km (0.109 R)
• M45: 18,131,860 km (0.117 R)
• M46: 18,282,206 km (0.108 R)
• M47: 18,634,808 km (0.114 R)
• M48: 18,786,650 km (0.114 R)
• M49: 18,888,078 km (0.026 R)
• M50: 20,797,545 km (0.11 R)
• M51: 20,902,413 km (0.107 R)
• M52: 22,551,879 km (0.088 R)
• M53: 23,474,000 km (0.103 R)
• M54: 23,857,420 km (0.102 R)
• M55: 24,187,582 km (0.044 R)
• M56: 24,685,743 km (0.08 R)
• M57: 24,852,545 km (0.119 R)
• M58: 24,963,995 km (0.108 R)
• M59: 25,861,433 km (0.083 R)
• M60: 26,598,352 km (0.119 R)
• M61: 27,055,224 km (0.094 R)
• M62: 27,169,816 km (0.077 R)
• M63: 27,687,724 km (0.066 R)
• M64: 28,674,770 km (0.083 R)
• M65: 32,737,250 km (0.119 R)
• M66: 33,595,792 km (0.1 R)
• M67: 33,719,061 km (0.108 R)
• M68: 36,658,659 km (0.098 R)
• M69: 36,785,668 km (0.043 R)
• M70: 38,126,962 km (0.047 R)
• M71: 38,448,747 km (0.11 R)
• M72: 39,094,860 km (0.107 R)
• M73: 40,857,422 km (0.071 R)
• M74: 41,582,972 km (0.068 R)
• M75: 41,715,366 km (0.089 R)
• M76: 42,113,297 km (0.063 R)
• M77: 42,312,711 km (0.054 R)
• M78: 42,512,573 km (0.064 R)
• M79: 43,046,787 km (0.106 R)
• M80: 43,247,697 km (0.106 R)
• M81: 43,583,245 km (0.098 R)
• M82: 43,717,734 km (0.112 R)
• M83: 44,054,479 km (0.106 R)
• M84: 45,138,016 km (0.08 R)
• M85: 45,546,568 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.8

Radius: 7

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 12.82 AU - 19.06 AU

Year: 23848 Days

Day: 24.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 36,412,893 km

• M1: 96,191 km (0.117 R)
• M2: 266,434 km (0.101 R)
• M3: 314,754 km (0.055 R)
• M4: 1,084,285 km (0.111 R)
• M5: 2,543,912 km (0.107 R)
• M6: 3,215,008 km (0.116 R)
• M7: 3,434,019 km (0.09 R)
• M8: 3,582,869 km (0.111 R)
• M9: 4,875,245 km (0.104 R)
• M10: 4,930,746 km (0.075 R)
• M11: 5,297,111 km (0.108 R)
• M12: 5,440,426 km (0.107 R)
• M13: 5,672,302 km (0.087 R)
• M14: 5,730,795 km (0.081 R)
• M15: 5,848,379 km (0.1 R)
• M16: 6,026,251 km (0.089 R)
• M17: 6,387,231 km (0.078 R)
• M18: 6,817,474 km (0.052 R)
• M19: 6,942,089 km (0.101 R)
• M20: 7,193,563 km (0.099 R)
• M21: 7,320,572 km (0.05 R)
• M22: 7,480,193 km (0.11 R)
• M23: 7,576,534 km (0.064 R)
• M24: 7,641,010 km (0.058 R)
• M25: 7,998,849 km (0.093 R)
• M26: 8,064,522 km (0.076 R)
• M27: 8,163,406 km (0.086 R)
• M28: 8,395,582 km (0.107 R)
• M29: 8,900,325 km (0.06 R)
• M30: 9,242,456 km (0.057 R)
• M31: 9,449,649 km (0.086 R)
• M32: 9,519,062 km (0.036 R)
• M33: 9,904,127 km (0.04 R)
• M34: 10,545,004 km (0.036 R)
• M35: 11,383,351 km (0.106 R)
• M36: 11,791,753 km (0.094 R)
• M37: 12,623,218 km (0.044 R)
• M38: 13,434,338 km (0.079 R)
• M39: 13,512,428 km (0.104 R)
• M40: 14,142,983 km (0.076 R)
• M41: 14,621,995 km (0.072 R)
• M42: 14,823,354 km (0.116 R)
• M43: 15,269,155 km (0.098 R)
• M44: 15,473,357 km (0.109 R)
• M45: 16,215,811 km (0.116 R)
• M46: 16,633,189 km (0.072 R)
• M47: 17,478,716 km (0.116 R)
• M48: 17,692,342 km (0.113 R)
• M49: 18,208,454 km (0.049 R)
• M50: 18,598,755 km (0.094 R)
• M51: 19,431,866 km (0.098 R)
• M52: 19,697,402 km (0.111 R)
• M53: 19,786,263 km (0.111 R)
• M54: 19,964,285 km (0.111 R)
• M55: 20,277,094 km (0.067 R)
• M56: 22,326,285 km (0.026 R)
• M57: 22,697,438 km (0.079 R)
• M58: 23,539,973 km (0.076 R)
• M59: 23,965,130 km (0.063 R)
• M60: 24,107,398 km (0.076 R)
• M61: 24,679,310 km (0.112 R)
• M62: 25,159,220 km (0.031 R)
• M63: 25,448,692 km (0.091 R)
• M64: 25,690,742 km (0.077 R)
• M65: 25,836,450 km (0.073 R)
• M66: 25,982,308 km (0.09 R)
• M67: 26,128,465 km (0.09 R)
• M68: 26,226,003 km (0.115 R)
• M69: 26,568,582 km (0.111 R)
• M70: 27,060,460 km (0.107 R)
• M71: 27,159,194 km (0.108 R)
• M72: 27,803,961 km (0.089 R)
• M73: 28,003,375 km (0.111 R)
• M74: 31,050,983 km (0.091 R)
• M75: 31,465,219 km (0.05 R)
• M76: 31,569,040 km (0.065 R)
• M77: 31,724,921 km (0.03 R)
• M78: 32,142,150 km (0.086 R)
• M79: 32,561,173 km (0.076 R)
• M80: 34,576,107 km (0.084 R)
• M81: 36,032,143 km (0.118 R)
• M82: 36,086,447 km (0.077 R)
• M83: 36,249,509 km (0.05 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: 480 - 14,784 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit