🌌 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: 76

Radius: 13.4

Gravity: 0.42 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.55 AU - 0.55 AU

Year: 277 Days

Day: 7.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 14,130,421 km

• M1: 166,652 km (0.107 R)
• M2: 758,012 km (0.061 R)
• M3: 1,213,089 km (0.104 R)
• M4: 1,652,907 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.8

Radius: 13.9

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.65 AU - 0.97 AU

Year: 494 Days

Day: 14.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 14,130,421 km

• M1: 172,935 km (0.116 R)
• M2: 605,423 km (0.094 R)
• M3: 1,062,444 km (0.093 R)
• M4: 1,731,147 km (0.085 R)
• M5: 2,205,521 km (0.085 R)
• M6: 3,633,732 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.6

Radius: 9

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.99 AU - 1.01 AU

Year: 678 Days

Day: 10.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 14,130,421 km

• M1: 111,899 km (0.111 R)
• M2: 460,761 km (0.114 R)
• M3: 874,998 km (0.045 R)
• M4: 1,189,602 km (0.109 R)
• M5: 1,587,832 km (0.112 R)
• M6: 2,584,004 km (0.06 R)
• M7: 3,140,807 km (0.093 R)
• M8: 3,542,178 km (0.078 R)
• M9: 4,493,172 km (0.109 R)
• M10: 4,813,910 km (0.096 R)
• M11: 5,182,818 km (0.1 R)
• M12: 5,710,001 km (0.119 R)
• M13: 6,328,738 km (0.112 R)

Asteroid Belt

Center: 1.29 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.4

Radius: 11.2

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.58 AU - 1.58 AU

Year: 1347 Days

Day: 8.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 14,130,421 km

• M1: 139,724 km (0.043 R)
• M2: 535,411 km (0.094 R)
• M3: 970,441 km (0.107 R)
• M4: 1,367,923 km (0.109 R)
• M5: 2,290,044 km (0.092 R)
• M6: 3,012,602 km (0.11 R)
• M7: 3,515,251 km (0.077 R)
• M8: 3,944,447 km (0.113 R)
• M9: 4,312,907 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43

Radius: 12.2

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 4.4 AU - 4.52 AU

Year: 6388 Days

Day: 10.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 14,130,421 km

• M1: 151,692 km (0.113 R)
• M2: 1,019,809 km (0.065 R)
• M3: 1,688,062 km (0.091 R)
• M4: 2,659,551 km (0.099 R)
• M5: 3,531,856 km (0.119 R)
• M6: 5,347,525 km (0.103 R)
• M7: 6,263,812 km (0.051 R)
• M8: 7,718,951 km (0.105 R)
• M9: 9,940,031 km (0.119 R)
• M10: 11,036,733 km (0.1 R)
• M11: 12,061,179 km (0.119 R)
• M12: 12,674,380 km (0.08 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 17,563 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit