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Browsing Tag

HETDEX

2 posts
SScience
Astronomers Created the Largest 3D Map of the Early Universe Revealing Thousands of Hidden Galaxies
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Astronomers Created the Largest 3D Map of the Early Universe Revealing Thousands of Hidden Galaxies

  • March 12, 2026
Section of the Line Intensity Map in question. Detected galaxies are marked in white stars. The inset simulates…
SScience
Section of the Line Intensity Map created by charting the distribution and concentration of excited hydrogen (via the Lyman alpha wavelength) in the Universe around 10 billion years ago. The stars mark where HETDEX has found galaxies. The inset simulates the structure present in this map once it is zoomed in on and background noise is removed from the data. Image credit: Maja Lujan Niemeyer / Max Planck Institute for Astrophysics / HETDEX / Chris Byrohl / Stanford University.
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Astronomers Find Hidden Structures in Early Universe

  • March 5, 2026
Using spectral data from the Hobby-Eberly Telescope at McDonald Observatory, astronomers have produced the most detailed 3D map…
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