🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.54 AU - 0.8 AU

Year: 354 Days

Day: 17.9 Hours

Environment

Temp: -130 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.9

Radius: 10

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.86 AU - 1.1 AU

Year: 626 Days

Day: 11.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,153,140 km

• M1: 124,465 km (0.082 R)
• M2: 496,964 km (0.078 R)
• M3: 1,077,404 km (0.097 R)
• M4: 1,535,622 km (0.069 R)
• M5: 2,737,641 km (0.101 R)
• M6: 3,204,686 km (0.105 R)
• M7: 3,529,163 km (0.038 R)
• M8: 3,978,705 km (0.083 R)
• M9: 4,827,673 km (0.111 R)
• M10: 5,177,732 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 24.1

Radius: 8

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.05 AU - 1.63 AU

Year: 1002 Days

Day: 8 Hours

Environment

Temp: -175 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 35,153,140 km

• M1: 99,483 km (0.097 R)
• M2: 393,143 km (0.086 R)
• M3: 714,779 km (0.11 R)
• M4: 1,193,791 km (0.083 R)
• M5: 1,720,525 km (0.057 R)
• M6: 2,198,042 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716

Radius: 11.4

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.7 AU - 5.28 AU

Year: 6143 Days

Day: 8.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,153,140 km

• M1: 141,819 km (0.085 R)
• M2: 514,617 km (0.117 R)
• M3: 1,174,792 km (0.098 R)
• M4: 1,858,305 km (0.118 R)
• M5: 3,776,748 km (0.11 R)
• M6: 4,465,945 km (0.03 R)
• M7: 5,179,078 km (0.057 R)
• M8: 5,935,146 km (0.116 R)
• M9: 6,625,690 km (0.106 R)
• M10: 7,818,284 km (0.095 R)
• M11: 8,648,552 km (0.09 R)
• M12: 10,207,362 km (0.078 R)
• M13: 11,844,561 km (0.114 R)
• M14: 15,209,616 km (0.106 R)
• M15: 22,959,234 km (0.104 R)
• M16: 26,438,432 km (0.12 R)
• M17: 31,604,046 km (0.082 R)
• M18: 32,194,659 km (0.027 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: 334 - 12,100 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit