🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.6

Radius: 9.2

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.52 AU - 0.84 AU

Year: 357 Days

Day: 7.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,720,981 km

• M1: 114,442 km (0.084 R)
• M2: 404,513 km (0.087 R)
• M3: 821,143 km (0.104 R)
• M4: 1,421,329 km (0.07 R)
• M5: 2,061,758 km (0.074 R)
• M6: 2,537,180 km (0.058 R)
• M7: 3,138,713 km (0.108 R)
• M8: 3,491,166 km (0.107 R)
• M9: 3,985,287 km (0.1 R)
• M10: 4,783,841 km (0.109 R)
• M11: 5,128,664 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.8

Radius: 9.1

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.7 AU - 1.12 AU

Year: 552 Days

Day: 6.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,720,981 km

• M1: 113,246 km (0.072 R)
• M2: 409,749 km (0.102 R)
• M3: 927,058 km (0.097 R)
• M4: 1,210,097 km (0.12 R)
• M5: 1,655,151 km (0.063 R)
• M6: 2,445,925 km (0.108 R)
• M7: 2,954,857 km (0.059 R)
• M8: 3,247,022 km (0.074 R)
• M9: 3,545,619 km (0.102 R)
• M10: 4,170,041 km (0.102 R)
• M11: 4,677,177 km (0.103 R)
• M12: 5,108,767 km (0.099 R)
• M13: 6,033,432 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.2

Radius: 14.5

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.5 AU - 3.78 AU

Year: 4416 Days

Day: 9.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,720,981 km

• M1: 180,415 km (0.025 R)
• M2: 810,820 km (0.116 R)
• M3: 1,477,279 km (0.105 R)
• M4: 2,237,535 km (0.104 R)
• M5: 3,727,081 km (0.031 R)
• M6: 4,780,550 km (0.087 R)
• M7: 5,614,408 km (0.059 R)
• M8: 6,280,119 km (0.041 R)
• M9: 7,972,370 km (0.087 R)
• M10: 8,563,581 km (0.078 R)
• M11: 12,377,728 km (0.085 R)
• M12: 22,125,375 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.9

Radius: 12.4

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.94 AU - 4.52 AU

Year: 5532 Days

Day: 7.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 34,720,981 km

• M1: 154,235 km (0.118 R)
• M2: 585,825 km (0.087 R)
• M3: 1,059,751 km (0.12 R)
• M4: 1,674,748 km (0.097 R)
• M5: 2,126,833 km (0.067 R)
• M6: 2,589,240 km (0.112 R)
• M7: 3,098,770 km (0.087 R)
• M8: 3,697,461 km (0.073 R)
• M9: 4,793,714 km (0.116 R)
• M10: 5,271,380 km (0.075 R)
• M11: 7,658,065 km (0.064 R)
• M12: 8,432,383 km (0.105 R)
• M13: 9,559,753 km (0.095 R)
• M14: 13,002,449 km (0.12 R)
• M15: 14,678,842 km (0.052 R)
• M16: 15,690,423 km (0.065 R)
• M17: 16,811,659 km (0.085 R)
• M18: 20,423,401 km (0.12 R)
• M19: 22,371,464 km (0.073 R)
• M20: 26,031,376 km (0.115 R)
• M21: 26,461,171 km (0.111 R)
• M22: 29,418,122 km (0.05 R)
• M23: 29,978,516 km (0.074 R)
• M24: 32,192,714 km (0.112 R)
• M25: 32,987,826 km (0.117 R)
• M26: 33,592,800 km (0.086 R)
• M27: 34,000,155 km (0.09 R)
• M28: 34,410,801 km (0.119 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 19,646 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit