🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.9

Radius: 14.8

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.53 AU - 0.67 AU

Year: 321 Days

Day: 7.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 162.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 10,811,272 km

• M1: 184,005 km (0.081 R)
• M2: 644,617 km (0.091 R)
• M3: 1,292,376 km (0.112 R)
• M4: 1,873,564 km (0.094 R)
• M5: 2,509,654 km (0.048 R)
• M6: 3,201,394 km (0.106 R)
• M7: 3,711,523 km (0.117 R)
• M8: 4,740,457 km (0.054 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.1

Radius: 10.3

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.78 AU - 0.8 AU

Year: 485 Days

Day: 13.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 10,811,272 km

• M1: 128,205 km (0.096 R)
• M2: 451,786 km (0.079 R)
• M3: 888,013 km (0.06 R)
• M4: 1,234,930 km (0.06 R)
• M5: 1,610,421 km (0.085 R)
• M6: 2,138,502 km (0.03 R)
• M7: 2,549,297 km (0.099 R)
• M8: 2,958,298 km (0.038 R)
• M9: 3,328,403 km (0.101 R)
• M10: 3,857,381 km (0.082 R)
• M11: 4,484,645 km (0.112 R)
• M12: 4,898,732 km (0.11 R)
• M13: 5,485,156 km (0.08 R)
• M14: 5,890,267 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.1

Radius: 11.3

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.78 AU - 0.82 AU

Year: 494 Days

Day: 6.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 10,811,272 km

• M1: 140,472 km (0.081 R)
• M2: 591,510 km (0.107 R)
• M3: 969,544 km (0.088 R)
• M4: 2,158,847 km (0.079 R)
• M5: 3,000,185 km (0.086 R)
• M6: 3,605,009 km (0.106 R)
• M7: 4,033,757 km (0.088 R)
• M8: 4,787,730 km (0.109 R)
• M9: 5,207,053 km (0.098 R)
• M10: 6,064,398 km (0.096 R)
• M11: 6,614,619 km (0.07 R)

Asteroid Belt

Center: 1.15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498.7

Radius: 13.6

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.41 AU - 1.57 AU

Year: 1255 Days

Day: 12.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 10,811,272 km

• M1: 169,195 km (0.05 R)
• M2: 800,349 km (0.104 R)
• M3: 1,324,091 km (0.081 R)
• M4: 1,753,437 km (0.1 R)
• M5: 2,525,810 km (0.115 R)
• M6: 3,173,420 km (0.09 R)
• M7: 3,772,709 km (0.113 R)
• M8: 4,207,889 km (0.117 R)
• M9: 5,046,535 km (0.113 R)
• M10: 5,516,421 km (0.086 R)
• M11: 6,342,501 km (0.093 R)
• M12: 7,570,849 km (0.072 R)
• M13: 8,674,133 km (0.068 R)
• M14: 10,277,673 km (0.118 R)
• M15: 10,715,845 km (0.099 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: 474 - 17,329 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit