Using NASA's James Webb Space Telescope, astronomers detected metallic iron dust and silicon carbide produced by aging stars in Sextans A.
Sources
- NASA Webb Finds Early-Universe Analog's Unexpected Talent for Making Dust - NASA Science (science.nasa.gov)
- https://esawebb.org/images/SextansA-PAHs1/ (esawebb.org)
- https://arxiv.org/pdf/2507.16766 (arxiv.org)
- https://spacedaily.com/t-sextans-a-iron-silicon-carbide-dust/ (spacedaily.com)
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