🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.75 AU - 1.13 AU

Year: 338 Days

Day: 43.9 Hours

Environment

Temp: 27 °C

Axial Tilt: 14 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 20,121,231 km

• M1: 48,320 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.88 AU - 1.3 AU

Year: 422 Days

Day: 17.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 16.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.13 AU - 1.47 AU

Year: 550 Days

Day: 17.3 Hours

Environment

Temp: -23 °C

Axial Tilt: 37.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.58 AU - 3.96 AU

Year: 2193 Days

Day: 39.8 Hours

Environment

Temp: -107 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.48 AU - 3.98 AU

Year: 2672 Days

Day: 34.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,121,231 km

• M1: 1,037,760 km (0.114 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.5 AU - 4.58 AU

Year: 3011 Days

Day: 46.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.2

Radius: 12.8

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 6.47 AU - 7.05 AU

Year: 6518 Days

Day: 7.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 123.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 20,121,231 km

• M1: 178,470 km (0.119 R)
• M2: 265,835 km (0.116 R)
• M3: 391,498 km (0.086 R)
• M4: 637,885 km (0.076 R)
• M5: 1,198,279 km (0.091 R)
• M6: 1,395,449 km (0.117 R)
• M7: 1,759,121 km (0.118 R)
• M8: 1,887,028 km (0.087 R)
• M9: 2,068,191 km (0.036 R)
• M10: 2,448,169 km (0.081 R)
• M11: 2,983,131 km (0.105 R)
• M12: 3,254,352 km (0.104 R)
• M13: 3,353,236 km (0.039 R)
• M14: 3,554,146 km (0.043 R)
• M15: 4,010,121 km (0.054 R)
• M16: 4,095,092 km (0.111 R)
• M17: 4,331,756 km (0.083 R)
• M18: 4,440,962 km (0.098 R)
• M19: 4,706,648 km (0.11 R)
• M20: 4,954,831 km (0.05 R)
• M21: 5,370,414 km (0.051 R)
• M22: 5,606,180 km (0.1 R)
• M23: 5,942,027 km (0.087 R)
• M24: 6,161,488 km (0.039 R)
• M25: 6,558,221 km (0.054 R)
• M26: 6,759,879 km (0.058 R)
• M27: 6,989,063 km (0.099 R)
• M28: 7,246,670 km (0.06 R)
• M29: 7,429,030 km (0.07 R)
• M30: 7,745,131 km (0.076 R)
• M31: 7,904,751 km (0.063 R)
• M32: 8,119,424 km (0.062 R)
• M33: 8,417,723 km (0.096 R)
• M34: 8,830,463 km (0.1 R)
• M35: 8,997,265 km (0.084 R)
• M36: 9,081,189 km (0.118 R)
• M37: 9,589,822 km (0.06 R)
• M38: 10,487,708 km (0.114 R)
• M39: 10,901,945 km (0.109 R)
• M40: 11,261,429 km (0.084 R)
• M41: 11,685,688 km (0.112 R)
• M42: 11,930,430 km (0.103 R)
• M43: 12,022,732 km (0.099 R)
• M44: 13,053,013 km (0.099 R)
• M45: 13,211,586 km (0.029 R)
• M46: 13,691,347 km (0.108 R)
• M47: 15,364,599 km (0.086 R)
• M48: 15,632,828 km (0.11 R)
• M49: 15,767,616 km (0.064 R)
• M50: 16,140,264 km (0.094 R)
• M51: 16,378,872 km (0.119 R)
• M52: 16,515,755 km (0.084 R)
• M53: 17,310,119 km (0.1 R)
• M54: 18,117,050 km (0.11 R)
• M55: 19,513,097 km (0.074 R)
• M56: 19,658,357 km (0.116 R)
• M57: 20,205,885 km (0.077 R)
• M58: 20,869,501 km (0.077 R)
• M59: 21,353,301 km (0.074 R)
• M60: 21,652,796 km (0.089 R)
• M61: 22,067,032 km (0.053 R)
• M62: 22,788,543 km (0.066 R)
• M63: 22,979,729 km (0.102 R)
• M64: 23,633,771 km (0.1 R)
• M65: 23,827,350 km (0.079 R)
• M66: 23,982,483 km (0.111 R)
• M67: 24,099,170 km (0.057 R)
• M68: 25,394,388 km (0.054 R)
• M69: 26,150,456 km (0.094 R)
• M70: 26,350,618 km (0.095 R)
• M71: 26,631,862 km (0.043 R)
• M72: 26,792,829 km (0.081 R)
• M73: 26,913,854 km (0.047 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538

Radius: 14.6

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 5.72 AU - 7.86 AU

Year: 6562 Days

Day: 6.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 20,121,231 km

• M1: 201,060 km (0.112 R)
• M2: 305,030 km (0.114 R)
• M3: 1,108,371 km (0.117 R)
• M4: 1,263,504 km (0.099 R)
• M5: 1,649,317 km (0.069 R)
• M6: 2,347,191 km (0.12 R)
• M7: 2,675,708 km (0.118 R)
• M8: 2,824,408 km (0.115 R)
• M9: 2,953,960 km (0.035 R)
• M10: 3,608,749 km (0.115 R)
• M11: 4,062,181 km (0.119 R)
• M12: 4,686,752 km (0.076 R)
• M13: 4,815,256 km (0.106 R)
• M14: 4,945,107 km (0.104 R)
• M15: 5,155,292 km (0.059 R)
• M16: 5,395,247 km (0.105 R)
• M17: 5,503,107 km (0.111 R)
• M18: 5,969,703 km (0.116 R)
• M19: 6,278,473 km (0.108 R)
• M20: 6,766,012 km (0.109 R)
• M21: 6,882,549 km (0.082 R)
• M22: 7,029,155 km (0.064 R)
• M23: 7,236,199 km (0.088 R)
• M24: 7,535,544 km (0.073 R)
• M25: 7,686,787 km (0.12 R)
• M26: 8,239,552 km (0.094 R)
• M27: 8,741,752 km (0.089 R)
• M28: 9,286,437 km (0.077 R)
• M29: 9,546,439 km (0.031 R)
• M30: 10,174,002 km (0.09 R)
• M31: 10,577,317 km (0.098 R)
• M32: 10,780,920 km (0.115 R)
• M33: 10,951,611 km (0.117 R)
• M34: 11,157,608 km (0.047 R)
• M35: 11,364,950 km (0.12 R)
• M36: 11,748,220 km (0.113 R)
• M37: 12,135,978 km (0.062 R)
• M38: 12,887,857 km (0.062 R)
• M39: 13,654,845 km (0.112 R)
• M40: 14,062,499 km (0.104 R)
• M41: 15,194,805 km (0.083 R)
• M42: 15,386,440 km (0.093 R)
• M43: 15,888,341 km (0.084 R)
• M44: 16,043,773 km (0.091 R)
• M45: 16,395,627 km (0.077 R)
• M46: 16,631,543 km (0.11 R)
• M47: 16,868,506 km (0.107 R)
• M48: 17,386,115 km (0.105 R)
• M49: 17,546,334 km (0.049 R)
• M50: 17,787,785 km (0.047 R)
• M51: 17,908,810 km (0.074 R)
• M52: 19,341,808 km (0.097 R)
• M53: 20,177,312 km (0.029 R)
• M54: 22,622,340 km (0.113 R)
• M55: 23,237,187 km (0.052 R)
• M56: 23,413,862 km (0.094 R)
• M57: 23,590,986 km (0.118 R)
• M58: 23,991,160 km (0.097 R)
• M59: 25,341,131 km (0.084 R)
• M60: 25,568,520 km (0.098 R)
• M61: 26,438,880 km (0.036 R)
• M62: 27,179,390 km (0.053 R)
• M63: 27,319,114 km (0.094 R)
• M64: 28,161,650 km (0.078 R)
• M65: 28,680,904 km (0.071 R)
• M66: 30,209,046 km (0.042 R)
• M67: 30,402,027 km (0.088 R)
• M68: 31,323,849 km (0.064 R)
• M69: 31,470,306 km (0.096 R)
• M70: 32,402,749 km (0.116 R)
• M71: 32,699,103 km (0.103 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.4

Radius: 11.1

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.23 AU - 8.71 AU

Year: 6824 Days

Day: 14.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 20,121,231 km

• M1: 159,023 km (0.114 R)
• M2: 263,143 km (0.077 R)
• M3: 457,620 km (0.116 R)
• M4: 526,884 km (0.069 R)
• M5: 830,567 km (0.119 R)
• M6: 934,089 km (0.076 R)
• M7: 1,254,677 km (0.113 R)
• M8: 1,340,397 km (0.09 R)
• M9: 1,628,223 km (0.087 R)
• M10: 1,760,468 km (0.038 R)
• M11: 2,056,223 km (0.069 R)
• M12: 2,410,770 km (0.069 R)
• M13: 2,584,453 km (0.044 R)
• M14: 2,784,914 km (0.085 R)
• M15: 3,248,667 km (0.085 R)
• M16: 3,344,410 km (0.111 R)
• M17: 3,416,815 km (0.116 R)
• M18: 3,837,185 km (0.073 R)
• M19: 4,247,981 km (0.094 R)
• M20: 4,538,500 km (0.072 R)
• M21: 4,618,984 km (0.079 R)
• M22: 4,726,994 km (0.101 R)
• M23: 4,835,751 km (0.093 R)
• M24: 5,055,959 km (0.085 R)
• M25: 5,167,260 km (0.104 R)
• M26: 5,999,024 km (0.091 R)
• M27: 6,205,918 km (0.068 R)
• M28: 6,415,355 km (0.087 R)
• M29: 6,505,862 km (0.118 R)
• M30: 6,627,186 km (0.114 R)
• M31: 6,749,258 km (0.089 R)
• M32: 7,624,405 km (0.103 R)
• M33: 7,752,461 km (0.041 R)
• M34: 8,206,042 km (0.12 R)
• M35: 8,601,578 km (0.055 R)
• M36: 9,037,357 km (0.1 R)
• M37: 9,583,539 km (0.075 R)
• M38: 10,281,263 km (0.063 R)
• M39: 10,851,231 km (0.115 R)
• M40: 11,395,019 km (0.108 R)
• M41: 11,578,277 km (0.094 R)
• M42: 12,021,984 km (0.11 R)
• M43: 12,321,030 km (0.053 R)
• M44: 12,774,013 km (0.049 R)
• M45: 12,850,158 km (0.112 R)
• M46: 15,524,070 km (0.119 R)
• M47: 15,849,745 km (0.114 R)
• M48: 16,136,524 km (0.111 R)
• M49: 16,218,803 km (0.081 R)
• M50: 16,342,371 km (0.081 R)
• M51: 16,756,906 km (0.118 R)
• M52: 17,216,770 km (0.098 R)
• M53: 17,300,844 km (0.046 R)
• M54: 17,511,478 km (0.097 R)
• M55: 17,680,823 km (0.048 R)
• M56: 18,449,008 km (0.106 R)
• M57: 19,929,728 km (0.081 R)
• M58: 20,461,398 km (0.067 R)
• M59: 20,639,719 km (0.087 R)
• M60: 20,863,218 km (0.113 R)
• M61: 22,313,121 km (0.06 R)
• M62: 22,957,588 km (0.078 R)
• M63: 23,235,691 km (0.075 R)
• M64: 24,690,231 km (0.055 R)
• M65: 24,880,071 km (0.097 R)
• M66: 25,356,839 km (0.115 R)
• M67: 25,644,366 km (0.114 R)
• M68: 26,077,602 km (0.082 R)
• M69: 27,440,887 km (0.1 R)
• M70: 28,528,314 km (0.095 R)
• M71: 29,328,064 km (0.037 R)
• M72: 29,882,175 km (0.079 R)
• M73: 30,084,431 km (0.106 R)
• M74: 30,898,393 km (0.062 R)
• M75: 31,103,043 km (0.042 R)
• M76: 31,771,147 km (0.096 R)
• M77: 32,391,978 km (0.055 R)
• M78: 32,964,788 km (0.028 R)
• M79: 33,961,858 km (0.12 R)
• M80: 34,809,181 km (0.092 R)

Planet 10 - Gas Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 32.1

Radius: 9.1

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 10.43 AU - 10.51 AU

Year: 12564 Days

Day: 11.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 20,121,231 km

• M1: 157,527 km (0.113 R)
• M2: 279,299 km (0.066 R)
• M3: 475,871 km (0.083 R)
• M4: 574,456 km (0.103 R)
• M5: 662,419 km (0.082 R)
• M6: 843,134 km (0.116 R)
• M7: 1,018,761 km (0.095 R)
• M8: 1,310,627 km (0.12 R)
• M9: 1,666,670 km (0.097 R)
• M10: 1,796,521 km (0.101 R)
• M11: 2,024,957 km (0.051 R)
• M12: 2,495,143 km (0.113 R)
• M13: 2,569,343 km (0.099 R)
• M14: 3,400,808 km (0.067 R)
• M15: 3,650,487 km (0.113 R)
• M16: 3,752,064 km (0.055 R)
• M17: 4,291,664 km (0.052 R)
• M18: 4,416,877 km (0.107 R)
• M19: 5,327,479 km (0.084 R)
• M20: 5,617,699 km (0.12 R)
• M21: 5,774,478 km (0.074 R)
• M22: 7,081,215 km (0.098 R)
• M23: 8,408,148 km (0.045 R)
• M24: 9,249,786 km (0.097 R)
• M25: 9,575,311 km (0.087 R)
• M26: 10,285,302 km (0.03 R)
• M27: 10,695,201 km (0.078 R)
• M28: 11,506,171 km (0.085 R)
• M29: 12,927,201 km (0.041 R)
• M30: 13,369,562 km (0.098 R)
• M31: 14,699,038 km (0.109 R)
• M32: 14,807,197 km (0.053 R)
• M33: 15,848,099 km (0.085 R)
• M34: 16,070,252 km (0.03 R)
• M35: 16,209,528 km (0.111 R)
• M36: 17,082,581 km (0.117 R)
• M37: 17,338,842 km (0.113 R)
• M38: 17,711,341 km (0.044 R)
• M39: 17,970,893 km (0.058 R)
• M40: 18,318,708 km (0.057 R)
• M41: 20,121,213 km (0.112 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 179 - 10,412 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit