🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.9

Radius: 9

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.88 AU - 0.94 AU

Year: 610 Days

Day: 13.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,275,086 km

• M1: 111,899 km (0.1 R)
• M2: 395,986 km (0.108 R)
• M3: 749,635 km (0.103 R)
• M4: 1,093,411 km (0.119 R)
• M5: 1,377,946 km (0.11 R)
• M6: 1,673,103 km (0.06 R)
• M7: 1,974,991 km (0.037 R)
• M8: 2,404,187 km (0.102 R)
• M9: 2,894,719 km (0.095 R)
• M10: 3,245,227 km (0.034 R)
• M11: 3,930,684 km (0.088 R)
• M12: 4,392,642 km (0.1 R)
• M13: 4,974,279 km (0.059 R)
• M14: 5,389,712 km (0.088 R)
• M15: 5,698,033 km (0.094 R)
• M16: 5,998,875 km (0.1 R)
• M17: 7,136,716 km (0.108 R)
• M18: 7,486,775 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.7

Radius: 9.5

Gravity: 7.64 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.78 AU - 1.3 AU

Year: 746 Days

Day: 11.6 Hours

Environment

Temp: -167 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,275,086 km

• M1: 119,529 km (0.09 R)
• M2: 780,751 km (0.098 R)
• M3: 1,476,531 km (0.083 R)
• M4: 2,266,857 km (0.082 R)
• M5: 3,058,678 km (0.105 R)
• M6: 4,069,960 km (0.072 R)
• M7: 5,074,210 km (0.115 R)
• M8: 6,803,113 km (0.085 R)
• M9: 7,313,092 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.7

Radius: 14

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.88 AU - 1.26 AU

Year: 778 Days

Day: 14.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,275,086 km

• M1: 174,132 km (0.075 R)
• M2: 629,657 km (0.103 R)
• M3: 1,331,571 km (0.104 R)
• M4: 1,788,742 km (0.059 R)
• M5: 2,683,337 km (0.086 R)
• M6: 3,318,380 km (0.107 R)
• M7: 3,765,229 km (0.081 R)
• M8: 4,458,914 km (0.06 R)
• M9: 4,989,388 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.3

Radius: 9.3

Gravity: 7.11 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.01 AU - 1.17 AU

Year: 800 Days

Day: 13.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,275,086 km

• M1: 115,639 km (0.109 R)
• M2: 411,843 km (0.064 R)
• M3: 734,226 km (0.111 R)
• M4: 1,064,239 km (0.097 R)
• M5: 1,635,254 km (0.116 R)
• M6: 2,038,271 km (0.086 R)
• M7: 2,606,593 km (0.104 R)
• M8: 2,959,195 km (0.084 R)
• M9: 3,250,911 km (0.111 R)
• M10: 4,260,248 km (0.108 R)
• M11: 4,701,113 km (0.12 R)
• M12: 5,154,095 km (0.098 R)
• M13: 5,541,105 km (0.111 R)
• M14: 6,352,524 km (0.053 R)
• M15: 6,647,232 km (0.048 R)
• M16: 7,173,517 km (0.085 R)
• M17: 8,039,240 km (0.066 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.6

Radius: 12.9

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.37 AU - 1.55 AU

Year: 1240 Days

Day: 6 Hours

Environment

Temp: -180 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,275,086 km

• M1: 160,519 km (0.052 R)
• M2: 578,645 km (0.088 R)
• M3: 1,215,782 km (0.106 R)
• M4: 1,684,921 km (0.034 R)
• M5: 3,016,791 km (0.092 R)
• M6: 3,475,607 km (0.056 R)
• M7: 4,860,884 km (0.107 R)
• M8: 5,559,805 km (0.104 R)
• M9: 6,001,567 km (0.059 R)
• M10: 7,365,302 km (0.067 R)
• M11: 8,009,320 km (0.117 R)
• M12: 9,596,255 km (0.068 R)
• M13: 10,007,798 km (0.098 R)
• M14: 10,597,214 km (0.083 R)
• M15: 11,845,608 km (0.064 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 780.3

Radius: 10.5

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.56 AU - 1.88 AU

Year: 1586 Days

Day: 9.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,275,086 km

• M1: 130,599 km (0.113 R)
• M2: 503,696 km (0.082 R)
• M3: 896,989 km (0.084 R)
• M4: 1,270,086 km (0.065 R)
• M5: 1,639,593 km (0.119 R)
• M6: 2,174,255 km (0.053 R)
• M7: 3,207,678 km (0.103 R)
• M8: 3,817,139 km (0.068 R)
• M9: 4,741,205 km (0.06 R)
• M10: 5,421,128 km (0.062 R)
• M11: 5,901,786 km (0.12 R)
• M12: 7,028,108 km (0.062 R)
• M13: 8,714,674 km (0.081 R)
• M14: 10,001,814 km (0.064 R)
• M15: 10,726,467 km (0.111 R)
• M16: 11,192,165 km (0.029 R)
• M17: 13,110,907 km (0.116 R)
• M18: 13,519,459 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.4

Radius: 13.1

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.38 AU - 2.28 AU

Year: 1740 Days

Day: 11 Hours

Environment

Temp: -202 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,275,086 km

• M1: 162,912 km (0.077 R)
• M2: 576,700 km (0.083 R)
• M3: 1,054,815 km (0.098 R)
• M4: 2,021,965 km (0.098 R)
• M5: 3,284,272 km (0.073 R)
• M6: 4,025,978 km (0.059 R)
• M7: 4,670,446 km (0.111 R)
• M8: 5,668,114 km (0.09 R)
• M9: 6,957,947 km (0.115 R)
• M10: 7,696,212 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.5

Radius: 11.2

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.24 AU - 2.88 AU

Year: 2879 Days

Day: 7.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,275,086 km

• M1: 140,622 km (0.081 R)
• M2: 648,956 km (0.107 R)
• M3: 1,120,189 km (0.075 R)
• M4: 1,508,695 km (0.111 R)
• M5: 1,988,305 km (0.102 R)
• M6: 2,349,135 km (0.119 R)
• M7: 3,459,152 km (0.11 R)
• M8: 4,367,510 km (0.107 R)
• M9: 5,008,686 km (0.106 R)
• M10: 5,607,377 km (0.11 R)
• M11: 6,507,956 km (0.108 R)
• M12: 7,470,768 km (0.087 R)
• M13: 8,286,974 km (0.118 R)
• M14: 9,307,381 km (0.059 R)
• M15: 12,244,885 km (0.081 R)
• M16: 13,054,658 km (0.085 R)
• M17: 13,803,994 km (0.093 R)
• M18: 14,631,569 km (0.052 R)
• M19: 14,981,778 km (0.087 R)
• M20: 16,763,040 km (0.039 R)
• M21: 17,368,612 km (0.077 R)
• M22: 18,390,665 km (0.063 R)
• M23: 18,857,709 km (0.107 R)
• M24: 20,742,343 km (0.112 R)

Planet 9 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 930.7

Radius: 12.9

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.97 AU - 4.35 AU

Year: 4922 Days

Day: 9.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 33,275,086 km

• M1: 160,519 km (0.09 R)
• M2: 576,999 km (0.115 R)
• M3: 1,301,501 km (0.068 R)
• M4: 2,159,445 km (0.087 R)
• M5: 2,908,931 km (0.107 R)
• M6: 3,964,344 km (0.11 R)
• M7: 9,039,152 km (0.089 R)
• M8: 12,098,129 km (0.106 R)
• M9: 13,398,284 km (0.078 R)
• M10: 13,943,718 km (0.073 R)
• M11: 14,617,806 km (0.113 R)
• M12: 15,729,468 km (0.118 R)
• M13: 17,923,620 km (0.113 R)
• M14: 22,989,004 km (0.084 R)
• M15: 23,850,837 km (0.077 R)
• M16: 25,225,043 km (0.106 R)
• M17: 25,722,456 km (0.047 R)
• M18: 26,141,929 km (0.087 R)
• M19: 27,428,022 km (0.062 R)
• M20: 28,308,405 km (0.075 R)
• M21: 30,968,554 km (0.07 R)
• M22: 31,539,121 km (0.078 R)
• M23: 32,407,985 km (0.057 R)

Planet 10 - Gas Giant

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.4

Radius: 9.5

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.02 AU - 5.2 AU

Year: 6958 Days

Day: 5.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 33,275,086 km

• M1: 120,127 km (0.094 R)
• M2: 480,957 km (0.117 R)
• M3: 935,136 km (0.073 R)
• M4: 1,245,851 km (0.115 R)
• M5: 1,811,331 km (0.048 R)
• M6: 2,130,722 km (0.102 R)
• M7: 2,717,745 km (0.105 R)
• M8: 3,099,518 km (0.087 R)
• M9: 3,627,000 km (0.06 R)
• M10: 4,464,898 km (0.042 R)
• M11: 4,861,482 km (0.052 R)
• M12: 5,281,403 km (0.112 R)
• M13: 7,315,934 km (0.089 R)
• M14: 8,058,688 km (0.114 R)
• M15: 10,451,954 km (0.073 R)
• M16: 11,345,353 km (0.102 R)
• M17: 11,736,402 km (0.028 R)
• M18: 13,016,810 km (0.053 R)
• M19: 13,828,378 km (0.119 R)
• M20: 14,788,498 km (0.117 R)
• M21: 15,612,034 km (0.1 R)
• M22: 19,700,244 km (0.04 R)
• M23: 21,134,290 km (0.068 R)
• M24: 21,801,795 km (0.063 R)
• M25: 22,254,628 km (0.081 R)
• M26: 24,857,930 km (0.076 R)
• M27: 25,852,906 km (0.068 R)
• M28: 31,805,255 km (0.103 R)
• M29: 32,387,939 km (0.059 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 15,474 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit