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ASTRON supports OpenCores.org!
© ASTRON Did you know there's an OpenCore in LOFAR? And another one in APERTIF? Our radio telescopes (and other cool things) are built with FPGAs (Field Programmable Gate Array) at their hearts. All...
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Mapping the neutral atomic hydrogen gas outflow in the restarted radio galaxy...
© R. Schulz An active galactic nucleus (AGN) releases a vast amount of energy that affects the evolution of its host galaxy through a complex interplay between accretion of matter onto the central...
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Colloquium - Gamma-ray emission from pulsars and their environments: an...
© Colloquium Pulsars and their synchrotron nebulae have been extensively observed in the gamma-ray energy band for the last 15 years. The data taken with the Fermi satellite increased the number of...
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Frederik Kaiser, a nearly forgotten Dutch astronomy legend
© ASTRON A short while ago I was invited to celebrate the 25th anniversary of the Leidsch Astronomisch Dispuut `F. Kaiser' that I started with some fellow students in 1993. Being there, in the...
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The optical side of RadioLife
© ASTRON The third PhD student of the ERC RadioLife project, Francesco Santoro, has successfully defended his PhD thesis on Friday June 1st at the University of Groningen. Already from the title, "The...
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LOFAR 2.0 Busy weeks
© ASTRON, 2018. LOFAR 2.0 delivers a series of expansions and upgrades making the International LOFAR telescope the world's most powerful very-low-frequency, and long-baseline, radio interferometer...
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LOFAR MSSS: searching for peaked-spectrum sources
© LOFAR MSSS team For the past three months, Christiaan Bozon, a bachelor's student at the University of Amsterdam, has been working with Joe Callingham and Jess Broderick on finding peaked-spectrum...
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Einstein�s theory still passes the test
© Bruno van Wayenburg A light cannon ball hits the ground at the same time as a heavy cannon ball when dropped off the leaning tower of Pisa. Even the Earth and the Moon fall in the same way towards...
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Hier... Radio-Melkweg!
© Stichting IVIO Before the advent of internet, people had to learn about the world by reading books. In the 1930s, a Dutch initiative started publishing booklets on a weekly basis about "Algemene...
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Do objects with extreme gravity fall the same way as normal ones?
© Anne Archibald We carried out a test of Einstein's theory of gravity with the millisecond pulsar in a stellar triple system. We showed that the pulsar and its inner white dwarf companion experience...
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Scaling SAGECal to SKA
© Hanno Spreeuw SAGECal [1, 2] has been designed to meet not only the challenges of calibrating present-day radio telescopes like LOFAR, but also to handle the data rates of telescopes under...
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LOFAR's first automatic response to an astrophysical transient
© ASTRON On Friday 6 July 2018 at 10:25am (CEST), LOFAR fully automatically responded to an astrophysical transient source for the very first time. A bight burst of gamma-rays, known as GRB 180706A,...
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Proposal Tool Workshop at ESO
© ESO Prompted by the recent approval of a study to investigate options for developing the ALMA Observing Tool, a workshop was held at the European Southern Observatory in Garching on 4-6 June 2018....
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Bedtime story for a windy day
© None On the morning of an overcast and (very) windy day in June, a group of tough ASTRON and NOVA gents and lads were gathering with chattering teeth on the beach of Workum. Curious about what they...
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ASTERICS European Data Provider Forum
© Margarida Castro Neves, ASTERICS, Heidelberg University The ASTERICS project organized its second European Data Provider Forum and Training Event at the Zentrum für Astronomie at Heidelberg...
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ASTRON @ Zwarte Cross
© JvL The Zwarte Cross is a big summer festival held in the Achterhoek, a region in the eastern part of the Netherlands. This part of Gelderland is mostly rural, and its culture is quite visible at the...
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Preserving NEWSTAR
© CC-BY-4.0 Tammo Jan Dijkema Newstar (short for The Netherlands East West Synthesis Telescope Array Reduction) is the software used for calibrating and imaging the data from the WSRT. It includes full...
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The jet-driven outflow in the young radio galaxy PKS B1934-63: one more piece...
© Francesco Santoro It is well known that the energy released by an Active Galactic Nucleus (AGN) is able to disturb the host galaxy's interstellar medium (ISM) deeply influencing the evolution of the...
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Open for Business again
© Madroon Community Consultants (MCC) The one unwritten rule in the Dinosaur Room is that we are guests of ASTRON/JIVE, so we do not publicly comment on Management any more. That is the privilege (and...
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Student project: radio telescope for amateur astronomers
© ASTRON At the end of July four students of the University of Groningen visited ASTRON for a three week Honours Master project. At ASTRON the students have been working on the design, construction and...
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