🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.8

Radius: 11.1

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.9 AU - 1.2 AU

Year: 695 Days

Day: 13.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,701,083 km

• M1: 138,079 km (0.113 R)
• M2: 613,950 km (0.109 R)
• M3: 1,021,454 km (0.119 R)
• M4: 1,427,313 km (0.095 R)
• M5: 1,865,635 km (0.088 R)
• M6: 2,403,439 km (0.103 R)
• M7: 2,938,252 km (0.102 R)
• M8: 3,697,162 km (0.117 R)
• M9: 4,203,551 km (0.099 R)
• M10: 4,950,493 km (0.036 R)
• M11: 5,656,744 km (0.069 R)
• M12: 6,062,603 km (0.073 R)
• M13: 6,748,510 km (0.047 R)
• M14: 7,227,073 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.7

Radius: 11

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.61 AU - 1.91 AU

Year: 1508 Days

Day: 5.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,701,083 km

• M1: 136,732 km (0.087 R)
• M2: 523,892 km (0.04 R)
• M3: 891,304 km (0.088 R)
• M4: 1,271,133 km (0.06 R)
• M5: 1,918,144 km (0.08 R)
• M6: 2,399,550 km (0.107 R)
• M7: 2,773,694 km (0.084 R)
• M8: 3,675,470 km (0.048 R)
• M9: 4,028,521 km (0.074 R)
• M10: 4,423,759 km (0.046 R)
• M11: 4,969,940 km (0.086 R)
• M12: 5,314,464 km (0.103 R)
• M13: 5,956,239 km (0.096 R)
• M14: 6,988,465 km (0.11 R)
• M15: 7,339,571 km (0.069 R)
• M16: 8,373,890 km (0.095 R)
• M17: 10,694,901 km (0.034 R)
• M18: 11,530,854 km (0.069 R)
• M19: 11,907,691 km (0.054 R)
• M20: 13,415,488 km (0.045 R)
• M21: 14,561,558 km (0.025 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.1

Radius: 12.9

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.8 AU - 2.48 AU

Year: 2021 Days

Day: 7.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,701,083 km

• M1: 161,117 km (0.099 R)
• M2: 645,365 km (0.102 R)
• M3: 1,247,347 km (0.029 R)
• M4: 1,844,841 km (0.111 R)
• M5: 2,349,734 km (0.071 R)
• M6: 2,827,998 km (0.076 R)
• M7: 3,273,501 km (0.108 R)
• M8: 3,873,986 km (0.117 R)
• M9: 4,649,352 km (0.109 R)
• M10: 5,184,913 km (0.055 R)
• M11: 8,169,390 km (0.113 R)
• M12: 9,049,325 km (0.12 R)
• M13: 12,109,948 km (0.1 R)
• M14: 14,602,697 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.2

Radius: 13.6

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 2.51 AU - 3.41 AU

Year: 3288 Days

Day: 8.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,701,083 km

• M1: 171,439 km (0.111 R)
• M2: 1,129,165 km (0.069 R)
• M3: 1,594,414 km (0.081 R)
• M4: 2,444,728 km (0.091 R)
• M5: 2,882,003 km (0.032 R)
• M6: 3,484,134 km (0.115 R)
• M7: 4,255,760 km (0.082 R)
• M8: 4,776,361 km (0.046 R)
• M9: 5,757,124 km (0.103 R)
• M10: 6,309,889 km (0.103 R)
• M11: 6,867,889 km (0.114 R)
• M12: 7,619,618 km (0.084 R)
• M13: 9,250,684 km (0.097 R)
• M14: 10,854,522 km (0.051 R)
• M15: 11,399,956 km (0.044 R)
• M16: 12,728,535 km (0.09 R)
• M17: 13,912,752 km (0.092 R)
• M18: 15,117,314 km (0.082 R)
• M19: 16,173,325 km (0.042 R)
• M20: 17,334,504 km (0.03 R)
• M21: 20,385,253 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.3

Radius: 9.3

Gravity: 7.75 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.81 AU - 4.63 AU

Year: 5597 Days

Day: 6.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,701,083 km

• M1: 115,639 km (0.083 R)
• M2: 572,062 km (0.099 R)
• M3: 1,084,435 km (0.051 R)
• M4: 1,656,048 km (0.087 R)
• M5: 2,972,809 km (0.098 R)
• M6: 3,312,097 km (0.12 R)
• M7: 4,722,805 km (0.045 R)
• M8: 5,415,593 km (0.083 R)
• M9: 6,399,199 km (0.079 R)
• M10: 6,933,712 km (0.057 R)
• M11: 8,960,015 km (0.118 R)
• M12: 10,286,798 km (0.115 R)
• M13: 13,378,687 km (0.108 R)
• M14: 14,933,308 km (0.08 R)
• M15: 16,054,395 km (0.098 R)
• M16: 17,937,533 km (0.03 R)
• M17: 18,864,890 km (0.073 R)
• M18: 22,972,698 km (0.042 R)
• M19: 25,936,680 km (0.076 R)
• M20: 31,649,225 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 568.5

Radius: 11.5

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.48 AU - 7.3 AU

Year: 9230 Days

Day: 9.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 42,701,083 km

• M1: 143,016 km (0.071 R)
• M2: 515,065 km (0.113 R)
• M3: 917,185 km (0.043 R)
• M4: 1,447,958 km (0.1 R)
• M5: 1,890,618 km (0.04 R)
• M6: 3,456,309 km (0.075 R)
• M7: 3,868,003 km (0.111 R)
• M8: 6,196,344 km (0.065 R)
• M9: 7,185,036 km (0.056 R)
• M10: 7,859,723 km (0.072 R)
• M11: 9,850,421 km (0.088 R)
• M12: 12,267,325 km (0.095 R)
• M13: 12,885,613 km (0.113 R)
• M14: 14,429,911 km (0.119 R)
• M15: 16,903,811 km (0.081 R)
• M16: 17,458,520 km (0.115 R)
• M17: 20,416,818 km (0.099 R)
• M18: 21,285,533 km (0.114 R)
• M19: 22,343,788 km (0.104 R)
• M20: 25,729,487 km (0.088 R)
• M21: 26,186,808 km (0.112 R)
• M22: 27,878,760 km (0.112 R)
• M23: 28,555,990 km (0.116 R)
• M24: 30,145,168 km (0.083 R)
• M25: 34,044,735 km (0.032 R)
• M26: 38,744,801 km (0.077 R)
• M27: 40,321,114 km (0.055 R)
• M28: 40,938,505 km (0.077 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 12,519 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit