🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.1

Radius: 12.9

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.53 AU - 0.53 AU

Year: 257 Days

Day: 14.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 21,595,106 km

• M1: 160,818 km (0.105 R)
• M2: 585,975 km (0.056 R)
• M3: 1,118,842 km (0.105 R)
• M4: 1,533,827 km (0.116 R)
• M5: 1,946,717 km (0.059 R)
• M6: 2,361,552 km (0.114 R)
• M7: 2,985,824 km (0.079 R)
• M8: 3,564,917 km (0.114 R)
• M9: 3,968,682 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.5

Radius: 11.1

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.03 AU - 1.07 AU

Year: 717 Days

Day: 11.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 21,595,106 km

• M1: 138,228 km (0.073 R)
• M2: 511,625 km (0.101 R)
• M3: 874,400 km (0.086 R)
• M4: 1,247,197 km (0.092 R)
• M5: 1,706,313 km (0.107 R)
• M6: 2,188,318 km (0.11 R)
• M7: 2,549,297 km (0.068 R)
• M8: 2,918,206 km (0.073 R)
• M9: 3,381,809 km (0.112 R)
• M10: 3,816,391 km (0.065 R)
• M11: 4,316,048 km (0.046 R)
• M12: 4,678,075 km (0.111 R)
• M13: 5,251,484 km (0.046 R)
• M14: 5,958,483 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.2

Radius: 11.2

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.74 AU - 2.86 AU

Year: 2326 Days

Day: 6.4 Hours

Environment

Temp: -207 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 21,595,106 km

• M1: 140,024 km (0.094 R)
• M2: 632,201 km (0.034 R)
• M3: 1,455,886 km (0.092 R)
• M4: 1,996,982 km (0.082 R)
• M5: 2,391,322 km (0.039 R)
• M6: 3,058,977 km (0.096 R)
• M7: 3,437,310 km (0.069 R)
• M8: 3,954,321 km (0.118 R)
• M9: 4,503,195 km (0.104 R)
• M10: 5,037,708 km (0.086 R)
• M11: 5,454,937 km (0.07 R)
• M12: 5,871,268 km (0.105 R)
• M13: 6,510,350 km (0.096 R)
• M14: 7,415,417 km (0.111 R)
• M15: 8,015,155 km (0.104 R)
• M16: 10,010,192 km (0.091 R)
• M17: 11,104,650 km (0.095 R)
• M18: 14,339,704 km (0.077 R)
• M19: 15,045,955 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.2

Radius: 10.8

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.94 AU - 5.38 AU

Year: 6708 Days

Day: 6.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 21,595,106 km

• M1: 134,339 km (0.113 R)
• M2: 533,616 km (0.056 R)
• M3: 1,094,458 km (0.082 R)
• M4: 1,581,249 km (0.098 R)
• M5: 2,264,313 km (0.067 R)
• M6: 2,898,160 km (0.107 R)
• M7: 3,311,349 km (0.047 R)
• M8: 4,005,034 km (0.088 R)
• M9: 4,632,148 km (0.1 R)
• M10: 4,981,609 km (0.062 R)
• M11: 6,646,933 km (0.106 R)
• M12: 8,830,762 km (0.088 R)
• M13: 9,480,915 km (0.058 R)
• M14: 10,755,489 km (0.061 R)
• M15: 11,497,195 km (0.114 R)
• M16: 13,453,935 km (0.113 R)
• M17: 16,466,986 km (0.107 R)
• M18: 19,062,209 km (0.096 R)
• M19: 19,600,163 km (0.036 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 18,546 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit