🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.9

Radius: 8.8

Gravity: 12.15 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.57 AU - 0.67 AU

Year: 331 Days

Day: 12.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,765,134 km

• M1: 109,506 km (0.026 R)
• M2: 426,354 km (0.026 R)
• M3: 742,903 km (0.04 R)
• M4: 1,101,489 km (0.081 R)
• M5: 1,514,379 km (0.067 R)
• M6: 2,204,175 km (0.069 R)
• M7: 3,100,266 km (0.03 R)
• M8: 3,381,510 km (0.082 R)
• M9: 3,729,176 km (0.109 R)
• M10: 4,021,789 km (0.072 R)
• M11: 4,302,435 km (0.108 R)
• M12: 4,682,563 km (0.118 R)
• M13: 5,413,797 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.8

Radius: 14.5

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.98 AU - 1.18 AU

Year: 761 Days

Day: 8.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 25,765,134 km

• M1: 180,415 km (0.103 R)
• M2: 657,333 km (0.109 R)
• M3: 1,131,409 km (0.119 R)
• M4: 1,583,344 km (0.103 R)
• M5: 2,268,801 km (0.092 R)
• M6: 2,757,388 km (0.1 R)
• M7: 3,290,256 km (0.063 R)
• M8: 3,760,142 km (0.066 R)
• M9: 4,322,930 km (0.041 R)
• M10: 5,411,404 km (0.117 R)
• M11: 7,093,482 km (0.119 R)
• M12: 7,669,883 km (0.058 R)
• M13: 8,153,533 km (0.095 R)
• M14: 8,606,066 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.4

Radius: 15

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.98 AU - 2.06 AU

Year: 1947 Days

Day: 11.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,765,134 km

• M1: 187,596 km (0.09 R)
• M2: 701,464 km (0.114 R)
• M3: 1,171,202 km (0.09 R)
• M4: 1,774,979 km (0.101 R)
• M5: 2,297,524 km (0.083 R)
• M6: 3,237,747 km (0.049 R)
• M7: 3,905,103 km (0.115 R)
• M8: 5,737,228 km (0.112 R)
• M9: 7,491,712 km (0.031 R)
• M10: 7,962,496 km (0.104 R)
• M11: 9,269,383 km (0.061 R)
• M12: 9,871,515 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.8

Radius: 14.8

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.26 AU - 2.54 AU

Year: 2522 Days

Day: 7 Hours

Environment

Temp: -199 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 25,765,134 km

• M1: 184,305 km (0.074 R)
• M2: 1,168,808 km (0.111 R)
• M3: 1,638,994 km (0.111 R)
• M4: 2,689,022 km (0.095 R)
• M5: 4,317,095 km (0.093 R)
• M6: 4,885,866 km (0.118 R)
• M7: 5,579,253 km (0.102 R)
• M8: 6,068,737 km (0.119 R)
• M9: 6,558,819 km (0.053 R)
• M10: 7,075,530 km (0.057 R)
• M11: 7,650,435 km (0.101 R)
• M12: 8,997,863 km (0.074 R)
• M13: 10,005,704 km (0.072 R)
• M14: 11,906,943 km (0.111 R)
• M15: 12,854,646 km (0.071 R)
• M16: 13,529,183 km (0.05 R)
• M17: 14,706,069 km (0.08 R)
• M18: 18,647,524 km (0.108 R)
• M19: 19,221,531 km (0.034 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.4

Radius: 10.9

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.44 AU - 5.56 AU

Year: 6475 Days

Day: 7.2 Hours

Environment

Temp: -231 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 25,765,134 km

• M1: 135,685 km (0.103 R)
• M2: 489,634 km (0.04 R)
• M3: 874,400 km (0.081 R)
• M4: 1,504,655 km (0.077 R)
• M5: 1,872,666 km (0.112 R)
• M6: 2,593,129 km (0.077 R)
• M7: 3,232,212 km (0.087 R)
• M8: 3,668,888 km (0.058 R)
• M9: 4,824,531 km (0.11 R)
• M10: 5,279,010 km (0.056 R)
• M11: 6,143,087 km (0.028 R)
• M12: 7,840,574 km (0.054 R)
• M13: 8,714,974 km (0.061 R)
• M14: 9,347,623 km (0.091 R)
• M15: 9,697,532 km (0.113 R)
• M16: 10,377,006 km (0.085 R)
• M17: 11,831,097 km (0.058 R)
• M18: 12,819,640 km (0.116 R)
• M19: 13,197,524 km (0.097 R)
• M20: 14,491,546 km (0.09 R)
• M21: 19,089,287 km (0.109 R)
• M22: 20,741,745 km (0.055 R)
• M23: 25,753,722 km (0.115 R)
• M24: 26,967,859 km (0.066 R)
• M25: 28,768,119 km (0.041 R)
• M26: 29,603,923 km (0.094 R)
• M27: 32,706,732 km (0.1 R)
• M28: 35,066,638 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804.9

Radius: 10.5

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.74 AU - 5.52 AU

Year: 6757 Days

Day: 5.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 25,765,134 km

• M1: 133,890 km (0.066 R)
• M2: 511,026 km (0.111 R)
• M3: 869,463 km (0.081 R)
• M4: 1,343,838 km (0.109 R)
• M5: 1,987,258 km (0.078 R)
• M6: 2,825,605 km (0.107 R)
• M7: 3,459,900 km (0.112 R)
• M8: 3,958,509 km (0.105 R)
• M9: 4,477,464 km (0.095 R)
• M10: 4,838,743 km (0.115 R)
• M11: 6,518,727 km (0.085 R)
• M12: 7,131,929 km (0.054 R)
• M13: 7,822,622 km (0.115 R)
• M14: 8,390,197 km (0.047 R)
• M15: 8,812,212 km (0.105 R)
• M16: 9,292,721 km (0.087 R)
• M17: 10,498,479 km (0.088 R)
• M18: 10,840,311 km (0.086 R)
• M19: 11,546,113 km (0.115 R)
• M20: 13,965,410 km (0.066 R)
• M21: 15,988,422 km (0.09 R)
• M22: 17,990,790 km (0.101 R)
• M23: 23,220,432 km (0.113 R)
• M24: 25,516,460 km (0.067 R)
• M25: 25,869,062 km (0.03 R)
• M26: 30,161,025 km (0.079 R)
• M27: 32,475,304 km (0.11 R)
• M28: 38,948,703 km (0.085 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.5

Radius: 8.5

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 4.28 AU - 5 AU

Year: 6779 Days

Day: 12.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,765,134 km

• M1: 107,112 km (0.086 R)
• M2: 487,689 km (0.09 R)
• M3: 862,731 km (0.098 R)
• M4: 1,353,412 km (0.115 R)
• M5: 1,810,284 km (0.116 R)
• M6: 3,610,545 km (0.057 R)
• M7: 4,398,177 km (0.106 R)
• M8: 5,759,668 km (0.089 R)
• M9: 12,804,979 km (0.041 R)
• M10: 15,097,866 km (0.119 R)
• M11: 15,477,695 km (0.114 R)
• M12: 18,194,841 km (0.066 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: 283 - 16,677 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit