Stars · 2021

Westerlund 2

A nursery of giant stars

A dense cluster of some of the Milky Way’s heaviest, hottest stars, still wrapped in the nebula they carved.

What you’re hearing

X-rays (brass-like) and visible light (strings) pan left to right. Light toward the top of the image is higher in pitch; brighter is louder.

Layers

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NASA/CXC/SAO/K. Arcand, SYSTEM Sounds (M. Russo, A. Santaguida)

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