🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 876.5

Radius: 10.5

Gravity: 7.95 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.54 AU - 0.78 AU

Year: 358 Days

Day: 8.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,802,706 km

• M1: 130,599 km (0.115 R)
• M2: 473,178 km (0.085 R)
• M3: 862,432 km (0.096 R)
• M4: 1,212,640 km (0.101 R)
• M5: 2,207,167 km (0.11 R)
• M6: 2,819,920 km (0.118 R)
• M7: 3,412,327 km (0.057 R)
• M8: 3,993,964 km (0.071 R)
• M9: 4,597,143 km (0.074 R)
• M10: 5,027,236 km (0.117 R)
• M11: 5,451,646 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.6

Radius: 12.8

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.72 AU - 1.08 AU

Year: 569 Days

Day: 7 Hours

Environment

Temp: -162 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 33,802,706 km

• M1: 159,322 km (0.07 R)
• M2: 781,649 km (0.071 R)
• M3: 1,284,148 km (0.06 R)
• M4: 2,141,194 km (0.094 R)
• M5: 2,852,831 km (0.117 R)
• M6: 5,123,129 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.3

Radius: 13.3

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.75 AU - 1.77 AU

Year: 1557 Days

Day: 8 Hours

Environment

Temp: -202 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,802,706 km

• M1: 165,455 km (0.059 R)
• M2: 733,927 km (0.059 R)
• M3: 1,221,915 km (0.106 R)
• M4: 1,739,973 km (0.07 R)
• M5: 2,324,003 km (0.074 R)
• M6: 2,902,199 km (0.098 R)
• M7: 3,423,697 km (0.093 R)
• M8: 5,057,006 km (0.078 R)
• M9: 5,860,497 km (0.079 R)
• M10: 6,350,280 km (0.114 R)
• M11: 7,748,123 km (0.109 R)
• M12: 8,759,703 km (0.087 R)
• M13: 9,612,710 km (0.057 R)
• M14: 10,747,709 km (0.097 R)
• M15: 11,246,319 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.3

Radius: 14.5

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.88 AU - 2.02 AU

Year: 1816 Days

Day: 5.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 145 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 33,802,706 km

• M1: 180,415 km (0.056 R)
• M2: 672,742 km (0.11 R)
• M3: 1,136,794 km (0.045 R)
• M4: 1,670,559 km (0.078 R)
• M5: 2,733,751 km (0.067 R)
• M6: 3,552,800 km (0.038 R)
• M7: 4,083,423 km (0.113 R)
• M8: 5,414,695 km (0.074 R)
• M9: 6,386,483 km (0.068 R)
• M10: 7,202,838 km (0.09 R)
• M11: 8,798,150 km (0.086 R)
• M12: 9,549,879 km (0.091 R)
• M13: 11,398,311 km (0.105 R)
• M14: 12,064,470 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.6

Radius: 10.7

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.03 AU - 4.73 AU

Year: 6113 Days

Day: 8.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 33,802,706 km

• M1: 133,740 km (0.1 R)
• M2: 473,477 km (0.085 R)
• M3: 984,504 km (0.046 R)
• M4: 1,782,758 km (0.112 R)
• M5: 2,486,017 km (0.055 R)
• M6: 3,242,683 km (0.086 R)
• M7: 6,708,717 km (0.089 R)
• M8: 7,943,198 km (0.087 R)
• M9: 8,673,685 km (0.111 R)
• M10: 9,788,189 km (0.068 R)
• M11: 11,952,122 km (0.118 R)
• M12: 12,299,787 km (0.044 R)
• M13: 12,756,510 km (0.075 R)
• M14: 13,704,212 km (0.072 R)
• M15: 14,361,695 km (0.07 R)
• M16: 14,811,536 km (0.118 R)
• M17: 16,460,703 km (0.051 R)
• M18: 17,015,860 km (0.102 R)
• M19: 18,033,724 km (0.102 R)
• M20: 18,823,302 km (0.082 R)
• M21: 21,769,333 km (0.116 R)
• M22: 22,968,359 km (0.095 R)
• M23: 23,506,463 km (0.108 R)
• M24: 23,974,555 km (0.106 R)
• M25: 24,768,321 km (0.083 R)
• M26: 30,085,927 km (0.077 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345

Radius: 13.8

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.94 AU - 5.84 AU

Year: 8345 Days

Day: 6.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,802,706 km

• M1: 172,038 km (0.108 R)
• M2: 804,537 km (0.105 R)
• M3: 1,347,578 km (0.089 R)
• M4: 2,275,982 km (0.105 R)
• M5: 2,753,349 km (0.055 R)
• M6: 3,753,261 km (0.118 R)
• M7: 4,201,456 km (0.091 R)
• M8: 6,531,892 km (0.086 R)
• M9: 7,399,709 km (0.117 R)
• M10: 8,421,762 km (0.106 R)
• M11: 11,316,032 km (0.089 R)
• M12: 12,413,183 km (0.064 R)
• M13: 13,147,409 km (0.083 R)
• M14: 13,579,896 km (0.06 R)
• M15: 15,765,820 km (0.112 R)
• M16: 18,243,909 km (0.075 R)
• M17: 19,821,419 km (0.095 R)
• M18: 26,445,164 km (0.097 R)
• M19: 29,280,043 km (0.051 R)
• M20: 32,508,066 km (0.066 R)
• M21: 33,201,003 km (0.071 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: 345 - 19,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit