🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 742.1

Radius: 13.7

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.61 AU - 0.89 AU

Year: 433 Days

Day: 11.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 28,831,567 km

• M1: 172,187 km (0.092 R)
• M2: 957,726 km (0.075 R)
• M3: 1,624,932 km (0.109 R)
• M4: 2,117,408 km (0.102 R)
• M5: 2,640,103 km (0.078 R)
• M6: 3,237,298 km (0.03 R)
• M7: 3,730,971 km (0.094 R)
• M8: 4,330,559 km (0.05 R)
• M9: 4,901,724 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.9

Radius: 10.2

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.99 AU - 1.13 AU

Year: 728 Days

Day: 14.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 28,831,567 km

• M1: 127,158 km (0.069 R)
• M2: 458,517 km (0.106 R)
• M3: 851,661 km (0.047 R)
• M4: 1,349,822 km (0.101 R)
• M5: 2,276,281 km (0.097 R)
• M6: 2,815,582 km (0.041 R)
• M7: 3,529,911 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.8

Radius: 9.5

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.87 AU - 2.25 AU

Year: 1972 Days

Day: 5.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 28,831,567 km

• M1: 118,631 km (0.113 R)
• M2: 607,218 km (0.11 R)
• M3: 936,632 km (0.044 R)
• M4: 1,430,754 km (0.091 R)
• M5: 1,917,546 km (0.114 R)
• M6: 2,374,118 km (0.116 R)
• M7: 3,016,491 km (0.08 R)
• M8: 3,347,701 km (0.035 R)
• M9: 4,192,181 km (0.066 R)
• M10: 5,921,832 km (0.054 R)
• M11: 6,298,669 km (0.094 R)
• M12: 6,767,060 km (0.108 R)
• M13: 8,225,789 km (0.082 R)
• M14: 9,059,797 km (0.114 R)
• M15: 10,246,856 km (0.102 R)
• M16: 10,619,055 km (0.068 R)
• M17: 11,571,096 km (0.097 R)
• M18: 13,123,922 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.8

Radius: 9.8

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 4.06 AU - 4.58 AU

Year: 5988 Days

Day: 11.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 28,831,567 km

• M1: 121,922 km (0.078 R)
• M2: 699,669 km (0.069 R)
• M3: 1,240,316 km (0.111 R)
• M4: 1,838,109 km (0.094 R)
• M5: 2,279,423 km (0.055 R)
• M6: 2,617,813 km (0.051 R)
• M7: 2,934,661 km (0.082 R)
• M8: 3,997,853 km (0.06 R)
• M9: 4,371,998 km (0.058 R)
• M10: 4,718,317 km (0.083 R)
• M11: 6,292,236 km (0.081 R)
• M12: 7,198,650 km (0.113 R)
• M13: 7,825,764 km (0.071 R)
• M14: 9,228,992 km (0.109 R)
• M15: 11,062,463 km (0.11 R)
• M16: 12,089,004 km (0.083 R)
• M17: 13,589,471 km (0.055 R)
• M18: 14,656,552 km (0.074 R)
• M19: 17,940,525 km (0.091 R)
• M20: 21,051,263 km (0.109 R)
• M21: 21,828,125 km (0.095 R)
• M22: 22,332,269 km (0.056 R)
• M23: 23,140,247 km (0.104 R)
• M24: 24,581,773 km (0.028 R)
• M25: 28,488,371 km (0.032 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 15,103 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit