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DESI Survey
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DESI Survey
@desisurvey
The DESI Survey will measure the properties of Dark Energy using a survey of 30+ million galaxy redshifts.
Kitt Peak, AZ
desi.lbl.gov
Joined January 2015
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    DESI Survey
    @desisurvey
    Aug 26, 2025
    🌟 We’re proud to share that the DESI Collaboration has been awarded the 2026 Lancelot M. Berkeley–New York Community Trust Prize by the American Astronomical Society (AAS) — read more on the AAS website aas.org/press/desi-col… 🎉
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    DESI Survey
    @desisurvey
    Apr 4, 2024
    Breaking news!🎉 Today we announce the most precise measurements of our expanding Universe using the BAO signal in 6.1 Million galaxies and quasars from Year 1, tracing dark energy through cosmic time. See @BerkeleyLab PR at newscenter.lbl.gov/2024/04/04/des… 1/10 📸 Credit: @ClaireLamman
    DESI has made the largest 3D map of our universe to date. Earth is at the center of this thin slice of the full map. In the magnified section, it shows the underlying structure of galaxies in our universe.
Credit: Claire Lamman/DESI collaboration; custom colormap package by cmastro
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    DESI Survey
    @desisurvey
    Mar 17, 2022
    The first #JWST image is truly marvellous, congratulations to our colleagues for this great achievement! Of course we were curious how it compares to our ground-based legacy survey in the same field of view: cdn.knightlab.com/libs/juxtapose…
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    DESI Survey
    @desisurvey
    Jun 13, 2023
    1/🥳🌌 Exciting news! We're launching the DESI Early Data Release, featuring spectra from the Survey Validation phase (Dec20 - May21). Immerse yourself in the cosmos with ~750k galaxies from our "1% survey." Keep reading for a journey into the universe! (📹Credits: David Kirkby)
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    DESI Survey
    @desisurvey
    Mar 19, 2025
    JUST RELEASED: DESI DR1 & BAO RESULTS FROM DR2🌌
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    DESI Survey
    @desisurvey
    Feb 24, 2024
    🎉 Breaking Records with DESI! ✨ Last week, our survey achieved a groundbreaking milestone by observing a staggering 40 MILLION SPECTRA! 🔭 This marks the largest spectroscopic sample ever obtained, showcasing the power of DESI's capabilities. 🚀 1/5
    Cartoon drawing of the night sky at Kitt Peak National Observatory, featuring coyote and DESI ambassador BaoBan atop the Mayall 4m telescope howling towards the number 40,000,000 formed by distant galaxies. In the top left there is a text saying "Congratulations to teh DESI team on reaching 40 MILLION redshifts!!".
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    DESI Survey
    @desisurvey
    Apr 4, 2024
    Replying to @desisurvey
    (Just for fun, here is a deciphered version of that diagram by @ClaireLamman.) 6/10
    A simplified explanation of the different parts of DESI’s Hubble diagram.
Credit: Claire Lamman/DESI collaboration
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    DESI Survey
    @desisurvey
    Jun 21, 2022
    DESI is grateful!! #ContrerasFire
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    DESI Survey
    @desisurvey
    Mar 20, 2025
    Check out the new key papers and supporting papers available here: data.desi.lbl.gov/doc/papers/
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    DESI Survey
    @desisurvey
    Mar 18, 2025
    🚨 BIG NEWS ALERT! 🚨 We’re just 24 HOURS AWAY from a MAJOR DESI release! 🌉🔭 Tomorrow at 3 PM PT, DESI is unveiling DR1, our first official Data Release—the largest dataset of its kind, packed with information on 18.7 million galaxies, quasars, and stars! But that’s not all…
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    DESI Survey
    @desisurvey
    Nov 19, 2021
    Tonight we witnessed a partial lunar eclipse, captured here by the weather cam at Kitt Peak National Observatory. #DESI5000 #LunarEclipse
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    DESI Survey
    @desisurvey
    Nov 20, 2024
    🎉DESI released another set of papers based on Y1 data. These new results provide an extended, “full-shape” analysis of the Y1 data by looking at how galaxies and quasars cluster on different scales, both in the plane of the sky and along the line of sight in redshift space.
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    DESI Survey
    @desisurvey
    Jan 13, 2022
    After only 7 months we have measured the spectra of 7.5 million galaxies, surpassing the number of all extragalactic spectra ever measured before! GoDESI! noirlab.edu/public/news/no… #DESI5000 #DarkEnergy
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    DESI at Kitt Peak Has Mapped More Galaxies Than All Previous 3D Surveys Combined - DOE Dark Energy...
    From noirlab.edu
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    DESI Survey
    @desisurvey
    Apr 3, 2019
    First light (with the commissioning instrument)!! newscenter.lbl.gov/2019/04/03/dar…
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