🌌 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: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505

Radius: 11.6

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.51 AU - 0.59 AU

Year: 282 Days

Day: 10.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 18,222,370 km

• M1: 144,212 km (0.076 R)
• M2: 615,595 km (0.032 R)
• M3: 1,003,951 km (0.11 R)
• M4: 1,407,866 km (0.039 R)
• M5: 1,894,208 km (0.091 R)
• M6: 2,369,181 km (0.111 R)
• M7: 2,822,014 km (0.093 R)
• M8: 3,332,592 km (0.072 R)
• M9: 3,746,978 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.1

Radius: 13

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.53 AU - 0.57 AU

Year: 282 Days

Day: 11.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 138.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 18,222,370 km

• M1: 161,865 km (0.042 R)
• M2: 608,564 km (0.077 R)
• M3: 1,286,093 km (0.1 R)
• M4: 1,701,227 km (0.115 R)
• M5: 2,324,003 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.8

Radius: 13

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.58 AU - 0.88 AU

Year: 431 Days

Day: 10.7 Hours

Environment

Temp: -152 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 18,222,370 km

• M1: 162,014 km (0.082 R)
• M2: 568,622 km (0.119 R)
• M3: 1,136,794 km (0.112 R)
• M4: 1,769,743 km (0.092 R)
• M5: 2,263,715 km (0.115 R)
• M6: 3,841,673 km (0.099 R)
• M7: 4,314,851 km (0.084 R)
• M8: 4,856,396 km (0.108 R)
• M9: 5,459,425 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.6

Radius: 11.5

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.82 AU - 3.62 AU

Year: 3988 Days

Day: 14.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 18,222,370 km

• M1: 143,165 km (0.089 R)
• M2: 816,655 km (0.117 R)
• M3: 1,300,155 km (0.051 R)
• M4: 2,513,095 km (0.048 R)
• M5: 3,053,592 km (0.09 R)
• M6: 6,586,495 km (0.067 R)
• M7: 7,292,447 km (0.105 R)
• M8: 8,888,657 km (0.117 R)
• M9: 9,751,088 km (0.117 R)
• M10: 10,593,025 km (0.078 R)
• M11: 12,421,710 km (0.12 R)
• M12: 14,591,627 km (0.117 R)
• M13: 15,939,354 km (0.079 R)
• M14: 17,845,380 km (0.075 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: 492 - 14,853 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit