🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.6

Radius: 14.9

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.65 AU - 0.83 AU

Year: 439 Days

Day: 6 Hours

Environment

Temp: -153 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 35,284,399 km

• M1: 185,352 km (0.065 R)
• M2: 762,800 km (0.073 R)
• M3: 1,369,868 km (0.061 R)
• M4: 1,993,541 km (0.056 R)
• M5: 2,487,364 km (0.11 R)
• M6: 2,968,620 km (0.087 R)
• M7: 3,465,883 km (0.115 R)
• M8: 4,203,102 km (0.09 R)
• M9: 4,938,076 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.3

Radius: 10.7

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.89 AU - 1.03 AU

Year: 649 Days

Day: 12.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 35,284,399 km

• M1: 133,142 km (0.109 R)
• M2: 509,830 km (0.066 R)
• M3: 951,592 km (0.102 R)
• M4: 1,421,629 km (0.06 R)
• M5: 1,958,087 km (0.053 R)
• M6: 2,657,457 km (0.096 R)
• M7: 3,440,153 km (0.077 R)
• M8: 4,489,283 km (0.116 R)
• M9: 6,216,988 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.5

Radius: 11.6

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.89 AU - 1.43 AU

Year: 862 Days

Day: 5.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 142.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,284,399 km

• M1: 144,362 km (0.073 R)
• M2: 524,041 km (0.103 R)
• M3: 1,186,311 km (0.072 R)
• M4: 1,628,074 km (0.083 R)
• M5: 2,169,917 km (0.099 R)
• M6: 3,550,855 km (0.105 R)
• M7: 3,948,037 km (0.091 R)
• M8: 5,055,510 km (0.043 R)
• M9: 7,619,468 km (0.116 R)
• M10: 8,259,897 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.4

Radius: 9.6

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.34 AU - 1.9 AU

Year: 1423 Days

Day: 13.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,284,399 km

• M1: 119,379 km (0.099 R)
• M2: 581,936 km (0.066 R)
• M3: 1,215,931 km (0.079 R)
• M4: 2,104,393 km (0.081 R)
• M5: 2,449,815 km (0.095 R)
• M6: 3,987,830 km (0.112 R)
• M7: 4,595,647 km (0.11 R)
• M8: 6,386,632 km (0.079 R)
• M9: 7,193,563 km (0.089 R)
• M10: 9,278,958 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.9

Radius: 12.7

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.67 AU - 1.77 AU

Year: 1557 Days

Day: 12.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 35,284,399 km

• M1: 157,975 km (0.114 R)
• M2: 875,746 km (0.114 R)
• M3: 1,460,524 km (0.106 R)
• M4: 2,132,069 km (0.056 R)
• M5: 2,856,422 km (0.101 R)
• M6: 5,597,952 km (0.098 R)
• M7: 6,613,871 km (0.025 R)
• M8: 7,412,275 km (0.076 R)
• M9: 8,545,180 km (0.109 R)
• M10: 9,201,167 km (0.108 R)
• M11: 13,698,827 km (0.078 R)
• M12: 14,424,077 km (0.112 R)
• M13: 14,906,979 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.1

Radius: 9.7

Gravity: 7.97 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.56 AU - 2.84 AU

Year: 3062 Days

Day: 7 Hours

Environment

Temp: -219 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,284,399 km

• M1: 146,456 km (0.118 R)
• M2: 490,831 km (0.119 R)
• M3: 838,646 km (0.081 R)
• M4: 1,727,855 km (0.117 R)
• M5: 2,074,773 km (0.079 R)
• M6: 2,559,021 km (0.116 R)
• M7: 3,425,642 km (0.082 R)
• M8: 4,298,844 km (0.099 R)
• M9: 4,799,848 km (0.108 R)
• M10: 6,280,268 km (0.071 R)
• M11: 6,926,082 km (0.077 R)
• M12: 7,518,789 km (0.09 R)
• M13: 7,943,647 km (0.103 R)
• M14: 9,094,503 km (0.087 R)
• M15: 9,690,800 km (0.066 R)
• M16: 10,472,749 km (0.09 R)
• M17: 11,465,929 km (0.113 R)
• M18: 12,978,812 km (0.034 R)
• M19: 15,438,949 km (0.088 R)
• M20: 17,448,796 km (0.105 R)
• M21: 18,782,761 km (0.116 R)
• M22: 20,308,360 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861

Radius: 10.7

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.83 AU - 2.95 AU

Year: 3391 Days

Day: 6.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 35,284,399 km

• M1: 134,189 km (0.06 R)
• M2: 533,466 km (0.095 R)
• M3: 960,718 km (0.093 R)
• M4: 1,442,123 km (0.108 R)
• M5: 2,027,051 km (0.082 R)
• M6: 2,459,239 km (0.083 R)
• M7: 2,831,738 km (0.1 R)
• M8: 3,432,972 km (0.117 R)
• M9: 4,139,373 km (0.1 R)
• M10: 4,694,381 km (0.111 R)
• M11: 6,039,266 km (0.097 R)
• M12: 7,036,785 km (0.076 R)
• M13: 7,491,861 km (0.038 R)
• M14: 10,150,216 km (0.07 R)
• M15: 10,732,002 km (0.099 R)
• M16: 11,962,145 km (0.096 R)
• M17: 14,132,810 km (0.101 R)
• M18: 15,500,284 km (0.066 R)
• M19: 18,314,071 km (0.081 R)
• M20: 19,302,164 km (0.076 R)
• M21: 20,001,983 km (0.074 R)
• M22: 21,317,248 km (0.086 R)
• M23: 22,064,938 km (0.11 R)
• M24: 22,549,785 km (0.106 R)
• M25: 23,684,484 km (0.114 R)
• M26: 24,782,682 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.4

Radius: 13.7

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.62 AU - 4.3 AU

Year: 4442 Days

Day: 10.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 35,284,399 km

• M1: 170,990 km (0.054 R)
• M2: 686,205 km (0.095 R)
• M3: 1,204,562 km (0.054 R)
• M4: 2,274,935 km (0.088 R)
• M5: 3,580,924 km (0.113 R)
• M6: 4,572,609 km (0.109 R)
• M7: 5,604,086 km (0.099 R)
• M8: 7,160,951 km (0.108 R)
• M9: 7,649,986 km (0.072 R)
• M10: 8,372,245 km (0.089 R)
• M11: 10,194,496 km (0.075 R)
• M12: 10,857,065 km (0.113 R)
• M13: 11,285,663 km (0.088 R)
• M14: 14,610,326 km (0.093 R)
• M15: 15,832,242 km (0.106 R)
• M16: 17,939,477 km (0.095 R)
• M17: 18,600,401 km (0.093 R)
• M18: 19,590,888 km (0.063 R)
• M19: 20,099,072 km (0.086 R)
• M20: 20,616,083 km (0.098 R)
• M21: 22,220,819 km (0.086 R)

Planet 9 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.8

Radius: 14.1

Gravity: 4.4 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.44 AU - 5.64 AU

Year: 6677 Days

Day: 10 Hours

Environment

Temp: -220 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,284,399 km

• M1: 181,313 km (0.114 R)
• M2: 631,901 km (0.077 R)
• M3: 1,222,065 km (0.114 R)
• M4: 3,453,616 km (0.118 R)
• M5: 3,950,431 km (0.067 R)
• M6: 5,208,998 km (0.032 R)
• M7: 5,704,765 km (0.106 R)
• M8: 6,720,236 km (0.052 R)
• M9: 8,013,060 km (0.091 R)
• M10: 9,109,164 km (0.115 R)
• M11: 9,831,871 km (0.114 R)
• M12: 12,777,453 km (0.105 R)
• M13: 13,282,197 km (0.107 R)
• M14: 13,917,240 km (0.083 R)
• M15: 16,795,203 km (0.111 R)
• M16: 17,333,456 km (0.114 R)
• M17: 19,381,900 km (0.059 R)
• M18: 20,426,542 km (0.102 R)
• M19: 26,311,124 km (0.118 R)
• M20: 27,314,028 km (0.07 R)
• M21: 28,531,755 km (0.062 R)
• M22: 36,835,633 km (0.091 R)
• M23: 39,610,075 km (0.033 R)

Planet 10 - Ice Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 311.3

Radius: 5.3

Gravity: 11.08 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.86 AU - 6.52 AU

Year: 9369 Days

Day: 24.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 35,284,399 km

• M1: 65,973 km (0.117 R)
• M2: 257,907 km (0.073 R)
• M3: 499,956 km (0.09 R)
• M4: 699,370 km (0.095 R)
• M5: 1,007,392 km (0.11 R)
• M6: 1,263,803 km (0.053 R)
• M7: 2,353,922 km (0.088 R)
• M8: 2,583,106 km (0.078 R)
• M9: 2,769,505 km (0.117 R)
• M10: 3,253,903 km (0.053 R)
• M11: 3,792,904 km (0.066 R)
• M12: 4,932,691 km (0.03 R)
• M13: 5,104,130 km (0.04 R)
• M14: 5,735,732 km (0.111 R)
• M15: 7,787,766 km (0.105 R)
• M16: 8,218,159 km (0.076 R)
• M17: 9,472,388 km (0.113 R)
• M18: 9,872,263 km (0.112 R)
• M19: 13,266,040 km (0.11 R)
• M20: 14,746,161 km (0.036 R)
• M21: 15,404,242 km (0.063 R)
• M22: 15,895,073 km (0.093 R)
• M23: 16,144,303 km (0.049 R)
• M24: 16,523,085 km (0.074 R)
• M25: 18,233,288 km (0.118 R)
• M26: 20,130,637 km (0.107 R)
• M27: 21,315,004 km (0.113 R)
• M28: 22,388,817 km (0.066 R)
• M29: 24,560,530 km (0.093 R)
• M30: 25,825,828 km (0.112 R)
• M31: 28,211,765 km (0.081 R)
• M32: 32,010,504 km (0.086 R)
• M33: 33,928,647 km (0.117 R)
• M34: 34,549,927 km (0.074 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 10,371 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit