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12 October 2026 3054 stories tracked

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Hubble Spectrum of White Dwarf HS 0209+0832

Hubble Spectrum of White Dwarf HS 0209+0832

This NASA/ESA Hubble Space Telescope spectrum shows the unusual abundances of certain elements it found in the HS 0209+0832 system. Dips indicate where niobium, nickel, and calcium are absorbing light, so less light in that part of the spectrum reached Hubble. The reason the starlight is showing elements that astronomers attribute to a planet has to do with interactions between the white dwarf star and planet. The…

Credit
ESA/Hubble & NASA
Telescope
Hubble Space Telescope
Release
heic2613b
Licence
CC BY 4.0 — credit required
Published

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