🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.5

Radius: 8.5

Gravity: 10.78 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.7 AU - 0.84 AU

Year: 436 Days

Day: 6.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,936,390 km

• M1: 105,766 km (0.059 R)
• M2: 475,572 km (0.109 R)
• M3: 872,006 km (0.092 R)
• M4: 1,865,485 km (0.098 R)
• M5: 2,186,822 km (0.073 R)
• M6: 2,505,465 km (0.067 R)
• M7: 2,780,576 km (0.043 R)
• M8: 3,343,961 km (0.086 R)
• M9: 3,967,934 km (0.091 R)
• M10: 4,343,724 km (0.094 R)
• M11: 4,881,528 km (0.101 R)
• M12: 5,429,655 km (0.114 R)
• M13: 6,144,284 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.3

Radius: 14.5

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.02 AU - 1.38 AU

Year: 849 Days

Day: 12.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 38,936,390 km

• M1: 180,415 km (0.118 R)
• M2: 1,302,399 km (0.039 R)
• M3: 1,953,449 km (0.087 R)
• M4: 2,840,265 km (0.069 R)
• M5: 5,178,629 km (0.07 R)
• M6: 7,384,001 km (0.098 R)
• M7: 7,867,651 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.4

Radius: 9.9

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.03 AU - 3.07 AU

Year: 2629 Days

Day: 9.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 103.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,936,390 km

• M1: 123,568 km (0.061 R)
• M2: 436,227 km (0.087 R)
• M3: 1,187,657 km (0.103 R)
• M4: 1,962,724 km (0.054 R)
• M5: 2,613,624 km (0.105 R)
• M6: 3,013,200 km (0.063 R)
• M7: 3,627,000 km (0.093 R)
• M8: 3,954,769 km (0.092 R)
• M9: 4,905,314 km (0.105 R)
• M10: 6,051,533 km (0.111 R)
• M11: 6,945,979 km (0.105 R)
• M12: 7,806,316 km (0.091 R)
• M13: 9,161,074 km (0.078 R)
• M14: 10,888,930 km (0.071 R)
• M15: 11,458,898 km (0.104 R)
• M16: 11,810,154 km (0.098 R)
• M17: 13,118,237 km (0.083 R)
• M18: 13,632,854 km (0.12 R)
• M19: 14,429,911 km (0.051 R)
• M20: 15,398,857 km (0.097 R)
• M21: 16,509,023 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.3

Radius: 12.2

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.53 AU - 5.79 AU

Year: 6495 Days

Day: 14.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,936,390 km

• M1: 151,692 km (0.117 R)
• M2: 576,101 km (0.084 R)
• M3: 1,167,761 km (0.06 R)
• M4: 1,843,345 km (0.099 R)
• M5: 2,347,789 km (0.102 R)
• M6: 2,844,454 km (0.118 R)
• M7: 3,278,587 km (0.111 R)
• M8: 4,334,598 km (0.106 R)
• M9: 4,913,093 km (0.096 R)
• M10: 8,868,760 km (0.096 R)
• M11: 10,223,818 km (0.105 R)
• M12: 11,816,736 km (0.107 R)
• M13: 12,346,911 km (0.119 R)
• M14: 14,749,004 km (0.071 R)
• M15: 17,720,616 km (0.109 R)
• M16: 19,346,745 km (0.037 R)
• M17: 20,233,710 km (0.078 R)
• M18: 21,302,438 km (0.119 R)
• M19: 26,492,437 km (0.058 R)
• M20: 28,709,477 km (0.108 R)
• M21: 29,571,909 km (0.072 R)
• M22: 34,251,928 km (0.104 R)
• M23: 35,549,391 km (0.067 R)
• M24: 37,670,539 km (0.116 R)
• M25: 38,127,561 km (0.082 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: 225 - 13,647 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit