🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.1

Radius: 11.8

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.54 AU - 0.72 AU

Year: 345 Days

Day: 7.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 7,326,617 km

• M1: 146,756 km (0.09 R)
• M2: 650,302 km (0.095 R)
• M3: 1,023,997 km (0.058 R)
• M4: 1,553,873 km (0.088 R)
• M5: 2,168,571 km (0.085 R)
• M6: 2,555,431 km (0.037 R)
• M7: 3,067,355 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.5

Radius: 11.7

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.71 AU - 0.83 AU

Year: 466 Days

Day: 14.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 142.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 7,326,617 km

• M1: 145,559 km (0.107 R)
• M2: 512,522 km (0.113 R)
• M3: 891,155 km (0.066 R)
• M4: 1,418,038 km (0.087 R)
• M5: 1,810,284 km (0.115 R)
• M6: 2,954,708 km (0.119 R)
• M7: 3,428,634 km (0.04 R)
• M8: 4,069,660 km (0.066 R)
• M9: 4,716,372 km (0.112 R)
• M10: 5,351,265 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 341.1

Radius: 14.5

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.78 AU - 1.28 AU

Year: 722 Days

Day: 13.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 7,326,617 km

• M1: 180,265 km (0.106 R)
• M2: 648,058 km (0.071 R)
• M3: 1,128,417 km (0.066 R)
• M4: 2,115,164 km (0.045 R)
• M5: 2,630,978 km (0.087 R)
• M6: 3,207,827 km (0.103 R)
• M7: 3,724,538 km (0.064 R)
• M8: 4,310,962 km (0.114 R)
• M9: 4,787,132 km (0.085 R)
• M10: 5,265,546 km (0.12 R)
• M11: 6,565,551 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.3

Radius: 13

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.95 AU - 1.15 AU

Year: 743 Days

Day: 14.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 7,326,617 km

• M1: 161,865 km (0.119 R)
• M2: 708,944 km (0.115 R)
• M3: 1,615,059 km (0.117 R)
• M4: 2,591,334 km (0.032 R)
• M5: 3,084,110 km (0.103 R)
• M6: 3,578,531 km (0.1 R)
• M7: 3,993,665 km (0.078 R)
• M8: 4,982,806 km (0.117 R)
• M9: 5,502,808 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.2

Radius: 13

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.46 AU - 1.58 AU

Year: 1294 Days

Day: 8.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 7,326,617 km

• M1: 164,857 km (0.058 R)
• M2: 576,999 km (0.051 R)
• M3: 1,296,116 km (0.1 R)
• M4: 1,771,987 km (0.063 R)
• M5: 3,574,940 km (0.034 R)
• M6: 5,668,413 km (0.069 R)
• M7: 6,680,742 km (0.104 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: 288 - 17,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit