🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.9

Radius: 13.4

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.75 AU - 0.89 AU

Year: 487 Days

Day: 12.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 21,444,325 km

• M1: 258,804 km (0.119 R)
• M2: 777,909 km (0.085 R)
• M3: 1,199,177 km (0.101 R)
• M4: 1,825,393 km (0.116 R)
• M5: 2,373,071 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.5

Radius: 14.3

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.74 AU - 2.14 AU

Year: 1773 Days

Day: 7 Hours

Environment

Temp: -179 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 21,444,325 km

• M1: 177,872 km (0.119 R)
• M2: 624,272 km (0.119 R)
• M3: 1,463,217 km (0.084 R)
• M4: 1,957,488 km (0.056 R)
• M5: 2,621,703 km (0.119 R)
• M6: 3,975,713 km (0.114 R)
• M7: 4,747,488 km (0.119 R)
• M8: 5,617,250 km (0.1 R)
• M9: 6,268,450 km (0.09 R)
• M10: 7,339,720 km (0.067 R)
• M11: 8,322,878 km (0.111 R)
• M12: 8,846,470 km (0.037 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.4

Radius: 13.2

Gravity: 2.91 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.64 AU - 2.38 AU

Year: 1869 Days

Day: 7.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 21,444,325 km

• M1: 164,109 km (0.118 R)
• M2: 676,631 km (0.091 R)
• M3: 1,150,856 km (0.095 R)
• M4: 2,088,386 km (0.102 R)
• M5: 2,571,438 km (0.081 R)
• M6: 2,982,533 km (0.03 R)
• M7: 3,406,194 km (0.037 R)
• M8: 4,010,569 km (0.09 R)
• M9: 5,793,776 km (0.043 R)
• M10: 6,483,871 km (0.078 R)
• M11: 7,148,534 km (0.051 R)
• M12: 11,946,288 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.6

Radius: 10.8

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3 AU - 4.02 AU

Year: 4314 Days

Day: 5.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 21,444,325 km

• M1: 134,488 km (0.12 R)
• M2: 839,094 km (0.032 R)
• M3: 1,735,784 km (0.077 R)
• M4: 3,096,227 km (0.116 R)
• M5: 4,422,562 km (0.089 R)
• M6: 5,091,264 km (0.061 R)
• M7: 8,910,498 km (0.119 R)
• M8: 9,269,084 km (0.119 R)
• M9: 9,977,131 km (0.091 R)
• M10: 10,364,140 km (0.051 R)
• M11: 12,143,757 km (0.087 R)
• M12: 14,118,748 km (0.09 R)
• M13: 14,755,736 km (0.054 R)
• M14: 15,877,420 km (0.106 R)
• M15: 17,890,559 km (0.103 R)
• M16: 20,375,828 km (0.088 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 499 - 10,728 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit