🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.83 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.42 AU - 1.9 AU

Year: 810 Days

Day: 19.2 Hours

Environment

Temp: -66 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.69 AU - 1.87 AU

Year: 899 Days

Day: 16.9 Hours

Environment

Temp: -71 °C

Axial Tilt: 49.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.86 AU - 1.94 AU

Year: 992 Days

Day: 27.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 76.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.54 AU - 2.44 AU

Year: 1063 Days

Day: 43.7 Hours

Environment

Temp: -78 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.54 AU - 2.44 AU

Year: 1063 Days

Day: 21.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.21 AU - 4.87 AU

Year: 3076 Days

Day: 31.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257

Radius: 8.1

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 4.14 AU - 6.26 AU

Year: 4491 Days

Day: 12.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 65,666,276 km

• M1: 124,017 km (0.053 R)
• M2: 244,293 km (0.086 R)
• M3: 506,838 km (0.048 R)
• M4: 565,779 km (0.096 R)
• M5: 719,715 km (0.037 R)
• M6: 939,325 km (0.116 R)
• M7: 1,191,697 km (0.11 R)
• M8: 1,391,859 km (0.114 R)
• M9: 2,000,722 km (0.097 R)
• M10: 2,210,907 km (0.119 R)
• M11: 2,398,951 km (0.066 R)
• M12: 2,502,324 km (0.105 R)
• M13: 2,577,272 km (0.084 R)
• M14: 2,931,071 km (0.075 R)
• M15: 3,025,916 km (0.065 R)
• M16: 3,283,972 km (0.095 R)
• M17: 3,515,550 km (0.088 R)
• M18: 3,582,719 km (0.092 R)
• M19: 4,277,901 km (0.102 R)
• M20: 4,751,976 km (0.117 R)
• M21: 4,919,975 km (0.107 R)
• M22: 5,089,918 km (0.116 R)
• M23: 5,377,595 km (0.1 R)
• M24: 5,670,507 km (0.098 R)
• M25: 5,789,138 km (0.068 R)
• M26: 6,170,314 km (0.109 R)
• M27: 6,538,923 km (0.112 R)
• M28: 6,851,582 km (0.118 R)
• M29: 7,083,908 km (0.074 R)
• M30: 7,147,786 km (0.119 R)
• M31: 7,643,554 km (0.114 R)
• M32: 7,840,724 km (0.094 R)
• M33: 8,217,411 km (0.119 R)
• M34: 9,150,453 km (0.108 R)
• M35: 9,688,407 km (0.087 R)
• M36: 9,877,947 km (0.102 R)
• M37: 10,116,556 km (0.046 R)
• M38: 10,478,134 km (0.114 R)
• M39: 10,721,530 km (0.103 R)
• M40: 10,843,901 km (0.093 R)
• M41: 10,991,404 km (0.109 R)
• M42: 11,588,150 km (0.099 R)
• M43: 12,195,368 km (0.115 R)
• M44: 12,246,381 km (0.041 R)
• M45: 12,400,018 km (0.08 R)
• M46: 12,760,998 km (0.062 R)
• M47: 12,838,788 km (0.112 R)
• M48: 13,020,999 km (0.055 R)
• M49: 13,493,279 km (0.099 R)
• M50: 14,212,396 km (0.081 R)
• M51: 14,725,816 km (0.071 R)
• M52: 15,438,201 km (0.092 R)
• M53: 16,049,907 km (0.075 R)
• M54: 16,499,598 km (0.08 R)
• M55: 16,726,089 km (0.107 R)
• M56: 17,354,101 km (0.078 R)
• M57: 17,902,676 km (0.083 R)
• M58: 18,369,123 km (0.093 R)
• M59: 20,213,963 km (0.101 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.6

Radius: 14.6

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.12 AU - 6.28 AU

Year: 5847 Days

Day: 6.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 65,666,276 km

• M1: 182,210 km (0.118 R)
• M2: 299,345 km (0.111 R)
• M3: 401,072 km (0.114 R)
• M4: 593,006 km (0.057 R)
• M5: 729,439 km (0.105 R)
• M6: 821,292 km (0.082 R)
• M7: 937,380 km (0.066 R)
• M8: 1,028,635 km (0.114 R)
• M9: 1,144,723 km (0.045 R)
• M10: 1,820,606 km (0.113 R)
• M11: 2,004,163 km (0.117 R)
• M12: 2,180,239 km (0.102 R)
• M13: 2,592,082 km (0.064 R)
• M14: 2,784,764 km (0.117 R)
• M15: 2,921,048 km (0.114 R)
• M16: 3,375,826 km (0.09 R)
• M17: 3,537,990 km (0.065 R)
• M18: 4,387,706 km (0.03 R)
• M19: 4,636,786 km (0.117 R)
• M20: 4,854,002 km (0.09 R)
• M21: 4,945,556 km (0.078 R)
• M22: 5,488,147 km (0.099 R)
• M23: 5,756,975 km (0.097 R)
• M24: 5,990,946 km (0.051 R)
• M25: 6,089,232 km (0.089 R)
• M26: 6,287,748 km (0.099 R)
• M27: 6,609,832 km (0.109 R)
• M28: 7,715,211 km (0.059 R)
• M29: 7,887,099 km (0.099 R)
• M30: 8,432,383 km (0.079 R)
• M31: 10,023,805 km (0.045 R)
• M32: 10,164,577 km (0.082 R)
• M33: 10,329,583 km (0.049 R)
• M34: 10,543,060 km (0.065 R)
• M35: 10,638,353 km (0.108 R)
• M36: 10,902,094 km (0.043 R)
• M37: 11,046,905 km (0.102 R)
• M38: 11,387,091 km (0.052 R)
• M39: 12,003,434 km (0.115 R)
• M40: 12,178,015 km (0.097 R)
• M41: 12,303,078 km (0.05 R)
• M42: 12,757,407 km (0.06 R)
• M43: 13,165,660 km (0.046 R)
• M44: 13,294,314 km (0.108 R)
• M45: 13,630,311 km (0.098 R)
• M46: 14,152,856 km (0.115 R)
• M47: 14,895,610 km (0.057 R)
• M48: 15,029,649 km (0.117 R)
• M49: 15,841,816 km (0.077 R)
• M50: 15,978,549 km (0.086 R)
• M51: 16,391,289 km (0.118 R)
• M52: 17,030,970 km (0.1 R)
• M53: 17,170,993 km (0.096 R)
• M54: 17,311,615 km (0.083 R)
• M55: 17,593,757 km (0.042 R)
• M56: 18,564,647 km (0.079 R)
• M57: 18,709,009 km (0.028 R)
• M58: 19,231,405 km (0.096 R)
• M59: 19,348,091 km (0.114 R)
• M60: 19,729,117 km (0.109 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.2

Radius: 8.6

Gravity: 12.46 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 8.48 AU - 8.74 AU

Year: 9569 Days

Day: 14.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 65,666,276 km

• M1: 158,275 km (0.109 R)
• M2: 220,657 km (0.096 R)
• M3: 285,732 km (0.115 R)
• M4: 442,660 km (0.109 R)
• M5: 1,159,982 km (0.078 R)
• M6: 1,267,094 km (0.081 R)
• M7: 1,703,920 km (0.047 R)
• M8: 2,792,543 km (0.114 R)
• M9: 3,235,503 km (0.068 R)
• M10: 3,388,093 km (0.102 R)
• M11: 3,605,757 km (0.089 R)
• M12: 3,892,387 km (0.043 R)
• M13: 4,153,435 km (0.094 R)
• M14: 4,286,129 km (0.026 R)
• M15: 4,386,509 km (0.095 R)
• M16: 4,521,745 km (0.066 R)
• M17: 4,761,551 km (0.094 R)
• M18: 5,433,395 km (0.06 R)
• M19: 7,259,835 km (0.106 R)
• M20: 7,379,813 km (0.093 R)
• M21: 7,540,780 km (0.096 R)
• M22: 7,662,403 km (0.095 R)
• M23: 8,196,467 km (0.112 R)
• M24: 8,321,531 km (0.112 R)
• M25: 8,447,193 km (0.118 R)
• M26: 8,913,191 km (0.119 R)
• M27: 9,257,415 km (0.085 R)
• M28: 10,136,901 km (0.097 R)
• M29: 10,677,249 km (0.086 R)
• M30: 10,905,236 km (0.058 R)
• M31: 11,598,772 km (0.093 R)
• M32: 11,974,562 km (0.119 R)
• M33: 12,116,530 km (0.051 R)
• M34: 12,258,947 km (0.099 R)
• M35: 12,497,705 km (0.062 R)
• M36: 12,979,859 km (0.087 R)
• M37: 13,223,255 km (0.091 R)
• M38: 13,813,419 km (0.08 R)
• M39: 14,613,618 km (0.048 R)
• M40: 15,121,353 km (0.039 R)
• M41: 15,531,849 km (0.09 R)
• M42: 16,154,326 km (0.102 R)
• M43: 16,679,265 km (0.109 R)
• M44: 17,209,889 km (0.074 R)
• M45: 17,530,776 km (0.076 R)
• M46: 17,799,903 km (0.107 R)
• M47: 18,724,717 km (0.05 R)
• M48: 20,507,774 km (0.065 R)
• M49: 20,791,262 km (0.096 R)
• M50: 21,707,100 km (0.066 R)
• M51: 22,577,610 km (0.065 R)
• M52: 23,637,212 km (0.097 R)
• M53: 23,874,923 km (0.086 R)
• M54: 24,173,071 km (0.091 R)
• M55: 24,592,693 km (0.083 R)
• M56: 24,773,258 km (0.11 R)
• M57: 25,196,321 km (0.094 R)
• M58: 26,541,355 km (0.108 R)
• M59: 27,534,086 km (0.072 R)
• M60: 27,972,259 km (0.118 R)
• M61: 28,160,752 km (0.07 R)
• M62: 28,349,694 km (0.082 R)
• M63: 30,068,723 km (0.114 R)
• M64: 30,261,854 km (0.055 R)
• M65: 31,103,342 km (0.102 R)
• M66: 31,363,792 km (0.096 R)
• M67: 32,083,807 km (0.101 R)
• M68: 33,941,064 km (0.12 R)
• M69: 34,209,293 km (0.112 R)
• M70: 35,018,019 km (0.064 R)
• M71: 35,969,462 km (0.085 R)
• M72: 37,343,518 km (0.039 R)
• M73: 38,176,030 km (0.05 R)
• M74: 38,315,455 km (0.101 R)
• M75: 38,664,617 km (0.095 R)
• M76: 39,295,621 km (0.088 R)
• M77: 40,000,975 km (0.093 R)
• M78: 40,710,368 km (0.091 R)
• M79: 40,923,994 km (0.084 R)
• M80: 41,280,934 km (0.089 R)
• M81: 41,352,442 km (0.085 R)
• M82: 42,646,463 km (0.092 R)
• M83: 43,080,896 km (0.087 R)
• M84: 44,319,416 km (0.114 R)
• M85: 44,906,289 km (0.106 R)
• M86: 45,274,300 km (0.111 R)
• M87: 45,717,408 km (0.12 R)
• M88: 46,087,663 km (0.118 R)
• M89: 46,310,414 km (0.119 R)
• M90: 50,073,848 km (0.112 R)
• M91: 50,150,143 km (0.097 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.6

Radius: 3.6

Gravity: 22.04 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 13.25 AU - 19.27 AU

Year: 24833 Days

Day: 24.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 65,666,276 km

• M1: 120,426 km (0.103 R)
• M2: 304,132 km (0.115 R)
• M3: 402,867 km (0.093 R)
• M4: 629,957 km (0.047 R)
• M5: 1,446,911 km (0.11 R)
• M6: 1,996,683 km (0.114 R)
• M7: 2,151,068 km (0.11 R)
• M8: 2,438,894 km (0.116 R)
• M9: 2,504,418 km (0.088 R)
• M10: 3,445,538 km (0.058 R)
• M11: 3,781,086 km (0.101 R)
• M12: 4,166,002 km (0.089 R)
• M13: 4,402,965 km (0.069 R)
• M14: 4,442,907 km (0.081 R)
• M15: 4,482,999 km (0.113 R)
• M16: 4,807,627 km (0.054 R)
• M17: 5,014,371 km (0.054 R)
• M18: 7,425,141 km (0.07 R)
• M19: 7,568,156 km (0.032 R)
• M20: 8,247,480 km (0.047 R)
• M21: 8,544,582 km (0.102 R)
• M22: 9,302,444 km (0.117 R)
• M23: 9,611,514 km (0.059 R)
• M24: 10,029,041 km (0.075 R)
• M25: 11,371,084 km (0.057 R)
• M26: 12,034,999 km (0.1 R)
• M27: 12,939,767 km (0.106 R)
• M28: 13,111,805 km (0.116 R)
• M29: 13,400,229 km (0.08 R)
• M30: 13,574,361 km (0.113 R)
• M31: 14,873,619 km (0.115 R)
• M32: 15,174,460 km (0.086 R)
• M33: 16,583,672 km (0.109 R)
• M34: 17,970,145 km (0.039 R)
• M35: 18,034,023 km (0.092 R)
• M36: 19,721,936 km (0.12 R)
• M37: 23,037,025 km (0.096 R)
• M38: 23,245,415 km (0.105 R)
• M39: 23,734,450 km (0.103 R)
• M40: 25,149,945 km (0.036 R)
• M41: 25,436,276 km (0.091 R)
• M42: 27,618,160 km (0.114 R)
• M43: 27,765,814 km (0.119 R)
• M44: 28,210,119 km (0.101 R)
• M45: 31,231,697 km (0.102 R)
• M46: 32,080,366 km (0.09 R)
• M47: 33,093,293 km (0.06 R)
• M48: 34,037,405 km (0.025 R)
• M49: 34,433,540 km (0.078 R)
• M50: 35,470,254 km (0.105 R)
• M51: 37,656,178 km (0.113 R)
• M52: 38,147,906 km (0.074 R)
• M53: 39,386,277 km (0.111 R)
• M54: 39,718,683 km (0.103 R)
• M55: 39,802,009 km (0.11 R)
• M56: 43,952,303 km (0.098 R)
• M57: 45,336,831 km (0.086 R)
• M58: 45,772,610 km (0.099 R)
• M59: 45,947,191 km (0.102 R)
• M60: 46,034,556 km (0.119 R)
• M61: 46,823,685 km (0.1 R)
• M62: 46,999,761 km (0.114 R)
• M63: 48,326,545 km (0.089 R)
• M64: 48,504,267 km (0.108 R)
• M65: 49,039,080 km (0.04 R)
• M66: 49,665,595 km (0.092 R)
• M67: 50,294,505 km (0.105 R)
• M68: 50,655,185 km (0.107 R)
• M69: 52,015,329 km (0.098 R)
• M70: 53,203,585 km (0.061 R)
• M71: 54,586,019 km (0.087 R)
• M72: 58,045,769 km (0.076 R)
• M73: 58,329,407 km (0.048 R)
• M74: 58,424,102 km (0.076 R)
• M75: 59,278,156 km (0.109 R)
• M76: 59,659,032 km (0.113 R)
• M77: 59,754,476 km (0.03 R)
• M78: 61,190,915 km (0.093 R)
• M79: 62,444,994 km (0.036 R)
• M80: 62,638,723 km (0.082 R)
• M81: 63,415,435 km (0.085 R)
• M82: 64,684,474 km (0.105 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 12,958 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit