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Cas A supernova remnant
© Albert van Duin We had some nice clear nights the past few weeks, so I decided to try to acquire a colour image of the famous Cas A supernova remnant with my 400mm diameter telescope in the back...
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Cas A supernova remnant
© Albert van Duin We had some nice clear nights the past few weeks, so I decided to try to acquire a colour image of the famous Cas A supernova remnant with my 400mm diameter telescope in the back...
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Radio studies of strongly-magnetized accreting neutron stars
© Image submitted by speaker as part of their work. ASTRON/JIVE Colloquium by Jakob Van den Eijnden (University of Oxford)X-ray binaries, wherein a star orbits in a close orbit around a compact object,...
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Colloquium: Full of Orions? Pushing the resolution and bandwidth limits in...
© CC-BY-SA-NC (Credit: ALMA / M. Rybak / ESO/IDA/Danish 1.5 m/R.Gendler, J.-E. Ovaldsen, and A. Hornstrup; or ALMA / M. Rybak / ESO) Will a newborn star feel a difference between being born in Orion...
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Celebrating 'Darkrai', the LOFAR2.0 test subrack
© ASTRON LOFAR2.0 is the future system and will largely replace the current LOFAR system. In the LOFAR2.0 Station project we intend to create an updated station with more robustness against RFI and...
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LOFAR4SW CDR: Important milestone achieved!
© LOFAR4SW team The LOFAR4SW team has been working hard over the last couple of years to deliver a design of an upgrade to LOFAR to become a space weather monitoring instrument in the future, that...
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Colloquium: Star Formation and ISM Dynamics
© CC-BY-SA-NC (Credit: Hutschenreuther & EnÃlin 2020 and Reissl et al. in prep.) Stars and star clusters form by gravitational collapse in regions of high density in the dynamically evolving...
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ADASS 2021
© Madroon Community Consultants This week the world-wide conference on Astronomical Data Analysis Software Systems (ADASS) is held for the 31st year, this time in Cape Town, South Africa. Due to Covid,...
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Mark Bentum wins Bachelor Teacher of the Year Award
© Photo: Bart van Overbeeke At ASTRON, our scientists not only improve the telescopes and use them to unravel the mysteries of the universe. They also share their knowledge with the next generation of...
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Graduation of Eline Klomp
© METIS, NOVA group On 14th October Eline Klomp successfully graduated with her master thesis: âDesign of a cryogenic flexible hollow hingeâ. This challenging design project of a flexible hinge...
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New aerial image of superterp
© CC-BY 4.0 data.overheid.nl The yearly Dutch aerial photo of The Netherlands is early this year. We can use it to inspect the state of LOFAR from above; or at least the state of some months ago. Apart...
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Weighing the Milky Way? Yes we CAN!
© © Michiel Brentjens (2021) Over the past few weeks students of the MSc course Radio Astronomy at Leiden University, taught by Michiel Brentjens and Timothy Shimwell, made radio telescopes out of...
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Colloquium: Setting the sails for CMB spectral distortions
© CC-BY-SA-NC CMB spectral distortions provide a unique probe of physical processes occurring in the early Universe. Our understanding of how distortion signals are created and what they can tell us...
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Results from the Sustainability Committee Commuting Poll
© ASTRON / JIVE / NOVA In a recent (2019) inventory of total CO2 emission from ASTRON/JIVE/NOVA, it was found that a fair fraction (~46%) of the emission can be attributed to our commuting. That is not...
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In Memoriam: Heny Lem (1938-2021)
© henk vosmeijer Henny worked for SRZM/NFRA/ASTRON from October 1974 to June 1999. She wrote software for the instruments on the 25m Dwingeloo Radio Telescope, initially with Hans Leenaarts and Cees...
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Colloquium: The 100m Effelsberg Radio Telescope: Serving Astronomy for 50 Years
© Drone image by Dominik Ketz The 100m radio telescope of the Max Planck Institute for Radio Astronomy in Bonn celebrates its 50th birthday in 2021. The construction of the telescope in an Eifel valley...
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A visit to Formnext 2021 Frankfurt
© Mechanical Department On Thursday November 18th, Sjouke Kuindersma and I visited the Formnext 2021 exhibition in Frankfurt.Formnext covers all highlights and innovations in industrial and...
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Colloquium: Periodic variability of 6.7GHz methanol maser emission in high...
© Image credit: Mateusz Olech (Space Radio-Diagnostics Research Centre, University of Warmia and Mazury) High mass stars are very important in the chemical and physical evolution of our galaxy, yet...
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New guides trained for guided LOFAR tours
© Week in Week out/Martin Zaagman The LOFARTafel is a foundation, established in 2005 by residents and entrepreneurs of the Exloo region in the Netherlands, that aim to increase awareness of the LOFAR...
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Colloquium: Sciencehub de Oerknal - a playful way to learn about the Start,...
© Credit: Project Gamify It had been almost a year after opening Sciencehub âDe Melkwegâ in Dwingeloo that we started working on the concept for a second Sciencehub named de âOerknalâ. Now more...
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