🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.9

Radius: 13.5

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.54 AU - 0.58 AU

Year: 284 Days

Day: 11.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 26,538,145 km

• M1: 167,998 km (0.056 R)
• M2: 632,350 km (0.088 R)
• M3: 1,070,373 km (0.112 R)
• M4: 1,523,056 km (0.052 R)
• M5: 2,014,186 km (0.079 R)
• M6: 2,443,083 km (0.05 R)
• M7: 2,953,511 km (0.065 R)
• M8: 3,883,860 km (0.086 R)
• M9: 4,464,300 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 30.8

Radius: 10.1

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.6 AU - 0.62 AU

Year: 323 Days

Day: 11.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 26,538,145 km

• M1: 126,410 km (0.11 R)
• M2: 458,368 km (0.077 R)
• M3: 849,118 km (0.096 R)
• M4: 1,571,077 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.2

Radius: 14.8

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.8 AU - 3.18 AU

Year: 3507 Days

Day: 9 Hours

Environment

Temp: -212 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,538,145 km

• M1: 184,454 km (0.107 R)
• M2: 973,733 km (0.088 R)
• M3: 1,765,853 km (0.099 R)
• M4: 4,742,851 km (0.108 R)
• M5: 5,626,077 km (0.107 R)
• M6: 6,822,261 km (0.064 R)
• M7: 8,115,086 km (0.085 R)
• M8: 9,269,682 km (0.114 R)
• M9: 10,412,012 km (0.064 R)
• M10: 12,035,149 km (0.086 R)
• M11: 12,657,177 km (0.086 R)
• M12: 13,394,395 km (0.114 R)
• M13: 14,355,860 km (0.075 R)
• M14: 16,095,684 km (0.116 R)
• M15: 20,487,129 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436

Radius: 9.6

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.53 AU - 4.21 AU

Year: 5164 Days

Day: 13.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 26,538,145 km

• M1: 121,174 km (0.105 R)
• M2: 562,638 km (0.094 R)
• M3: 1,383,032 km (0.112 R)
• M4: 1,861,446 km (0.084 R)
• M5: 2,161,839 km (0.036 R)
• M6: 2,478,986 km (0.043 R)
• M7: 3,421,752 km (0.119 R)
• M8: 4,759,007 km (0.098 R)
• M9: 5,462,865 km (0.118 R)
• M10: 6,086,539 km (0.096 R)
• M11: 7,077,475 km (0.077 R)
• M12: 7,783,876 km (0.115 R)
• M13: 8,536,653 km (0.099 R)
• M14: 9,103,629 km (0.04 R)
• M15: 9,455,633 km (0.086 R)
• M16: 14,004,006 km (0.12 R)
• M17: 16,689,886 km (0.03 R)
• M18: 22,698,784 km (0.073 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 16,000 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit