Category: Interesting activity


Astronomical Extensions for Spark (AXS) allows cross-matching multi-billion catalogs

Modern sky surveys are producing astronomical catalogs with billions of stars and galaxies. What is often important for science is cross-correlating these catalogs and finding the matching objects in several catalogs so that new insights can be gained from all…

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DiRAC Scientists at the Asteroid Day 2019

Watch a film about DiRAC Team’s Research Here

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Insights from MU69’s (Lack of) Craters

Months ago, a team of scientists led by Sarah Greenstreet (B612 Asteroid Institute and University of Washington) conducted a study in which they made predictions for the crater count they expected to find on MU69’s surface. Greenstreet and collaborators used…

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Patient Astronomers Catch Stellar Litterbugs: What Happens Next Is Shocking!

Dr. Melissa L. Graham, LSST Research Scientist and DIRAC Fellow, coauthored paper on a large Hubble survey of supernovae “Delayed Circumstellar Interaction for Type Ia SN 2015cp Revealed by an HST Ultraviolet Imaging Survey”. The supernova explosions of white dwarf…

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DIRAC’s First Newsletter!

Read it here!

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Letter From The Director

December 2018 Newsletter It is a great pleasure to welcome you to the first DIRAC Institute newsletter. It is hard to believe that the institute is only a year old and how much has happened over the last 12 months….

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DIRAC Researchers at the AAS Meeting

December 2018 Newsletter Researchers from DIRAC and LSST are gearing up for the annual winter American Astronomical Society (AAS) meeting. This year, it will be here in Seattle at the Washington State Convention Center, from January 6-10, 2019. More than…

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Zwicky Transient Facility in 2018

December 2018 Newsletter 2018 saw the beginning of survey operations for the Zwicky Transient Facility (ZTF). ZTF is characterizing the Northern Hemisphere sky on timescales ranging from minutes to years. ZTF data will identify young supernovae, rare classes of explosive…

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The Mysterious “Boyajian’s Star”

December 2018 Newsletter The explanation for the mysterious “Boyajian’s Star” has eluded scientists since its discovery in 2015. DIRAC Research Scientist, James Davenport, thinks it may simply be cosmic dust. DIRAC Researcher and NSF Postdoctoral Fellow, James Davenport, is a coauthor…

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DIRAC Researchers Observe 1I/’Oumuamua

December 2018 Newsletter  On October 24, 2017, the first interstellar object, 1I/‘Oumuamua, was discovered by a small telescope in Hawaii. 1I/‘Oumuamua is thought to have originated  in another solar system before its journey took it on a brief tour of…

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