🌌 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: 555.7

Radius: 11.2

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.67 AU - 0.97 AU

Year: 472 Days

Day: 5.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,902,393 km

• M1: 139,425 km (0.091 R)
• M2: 498,610 km (0.119 R)
• M3: 873,352 km (0.065 R)
• M4: 1,407,866 km (0.062 R)
• M5: 1,815,669 km (0.082 R)
• M6: 2,231,701 km (0.106 R)
• M7: 2,691,266 km (0.079 R)
• M8: 3,305,365 km (0.11 R)
• M9: 4,077,140 km (0.044 R)
• M10: 4,549,271 km (0.103 R)
• M11: 5,214,234 km (0.103 R)
• M12: 5,570,426 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.3

Radius: 11.7

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.4 AU - 1.42 AU

Year: 1065 Days

Day: 6.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,902,393 km

• M1: 145,858 km (0.055 R)
• M2: 783,743 km (0.103 R)
• M3: 1,184,217 km (0.108 R)
• M4: 1,771,388 km (0.118 R)
• M5: 2,345,096 km (0.076 R)
• M6: 2,837,722 km (0.091 R)
• M7: 3,504,480 km (0.117 R)
• M8: 4,203,551 km (0.115 R)
• M9: 4,632,896 km (0.118 R)
• M10: 5,091,414 km (0.107 R)
• M11: 5,707,308 km (0.086 R)
• M12: 6,868,038 km (0.06 R)
• M13: 7,646,845 km (0.082 R)
• M14: 8,071,254 km (0.112 R)
• M15: 9,960,525 km (0.091 R)
• M16: 10,564,602 km (0.064 R)
• M17: 11,533,397 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.7

Radius: 11.2

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.53 AU - 1.97 AU

Year: 1472 Days

Day: 12.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 62.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 25,902,393 km

• M1: 139,276 km (0.089 R)
• M2: 587,471 km (0.093 R)
• M3: 1,038,209 km (0.117 R)
• M4: 1,593,816 km (0.109 R)
• M5: 2,484,521 km (0.096 R)
• M6: 2,838,620 km (0.1 R)
• M7: 4,159,419 km (0.065 R)
• M8: 4,662,816 km (0.088 R)
• M9: 5,150,355 km (0.107 R)
• M10: 5,711,647 km (0.085 R)
• M11: 6,122,293 km (0.083 R)
• M12: 6,797,727 km (0.046 R)
• M13: 8,505,985 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355.8

Radius: 15

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.76 AU - 4.68 AU

Year: 5512 Days

Day: 14.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,902,393 km

• M1: 186,698 km (0.115 R)
• M2: 826,827 km (0.085 R)
• M3: 1,478,625 km (0.108 R)
• M4: 2,037,822 km (0.043 R)
• M5: 3,844,216 km (0.066 R)
• M6: 4,418,523 km (0.077 R)
• M7: 6,959,443 km (0.111 R)
• M8: 11,926,690 km (0.039 R)
• M9: 18,193,495 km (0.061 R)
• M10: 19,247,561 km (0.108 R)
• M11: 20,671,733 km (0.099 R)
• M12: 25,290,118 km (0.08 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 165 - 18,790 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit