Significance: Establishes the cosmic hierarchy. Humans are no longer the dominant species; we are the prey. The word "unsympathetic" removes any hope of negotiation.
- Imperialism: Wells critiques British colonialism. Just as the British wiped out the Tasmanians, the Martians intend to wipe out humanity.
- Human Arrogance: Humanity is compared to "infusoria" (microbes) under a microscope, highlighting our insignificance.
Scientific Verisimilitude: Wells uses real astronomical terms (spectroscope, nebular hypothesis) to make the fiction sound like a factual report.