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(no) Sun Outage for Geostationary Satellite
© KegelEditor's note: The high-tech nature of ASTRON sometimes offers special opportunities for children of employees. This is of course a particularly effective form of outreach.The curriculum for...
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Visitors @ ASTRON in 2013!
© ASTRON This year, ASTRON has hosted an enormous amount of outreach activities and group visits, and the year isn't over yet! We've made a compilation of the different groups that visited the...
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Today's colloquium: From HI measurements to the nature of dark matter - can...
© Andrew Pontzen The cold dark matter picture can be tested by carefully measuring the kinematics of internal motions in galaxies. Especially at the scale of faint dwarf galaxies, HI rotation curves...
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Harm-Jan Stiepel Retires
© astron On Wednesday, November 20, 2013, one day before reaching the age of 65, Harm-Jan Stiepel retires. Harm-Jan is the shepherd of ASTRON's flock of sixteen Multi-Frequency Front Ends, a.k.a....
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The Radio Universe @ Ger's wavelength
© ASTRON This year marks the 65th birthday of Ger de Bruyn. He has been a prominent radio astronomer in the last few decades, in particular for ASTRON, and has been instrumental in the development of...
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Mercury, ISON and Spica
© Ramon Navarro In the morning of November 20th 2013 the skies cleared up over The Netherlands (at least for Dutch Standards). Finally this gave an opportunity to picture planet Mercury and comet ISON...
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The Eclipsing Pulsar PSR J1023+0038
© @Anne Archibald 2013 PSR J1023+0038 is an unusual binary pulsar: in 2000-2001 it had an accretion disc, which disappeared in 2002. It is again showing signs of activity - we're still trying to...
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Optics Galore
© Ramon Navarro Exciting times at NOVA-ASTRON these days. We are at the final stages of integration of the Cold Optical Bench for MATISSE; the mid-infrared interferometric spectrograph and imager for...
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Low Frequency Aperture Arrays
© SKA Organisation On Thursday 7th November 2013 the Aperture Array Design and Construction Consortium (AADC) conducted it's kick-off. This marked the start of a three year pre-construction phase...
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Today's colloquium: Tuning in to the Radio Sun
© Carley et al. / Nature Publishing Group Cosmic rays and solar energetic particles may be accelerated to relativistic energies by shock waves in astrophysical plasmas. On the Sun, shocks and particle...
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Burgeoning Astronomy in Gabon
© Patrice OKOUMA [[Image courtesy of Jay Pasachoff]] I am a cosmologist from Gabon, presently based in Cape Town (South Africa). My research interests are increasingly gravitating towards the field of...
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The LOFAR core, on your desktop
© Screenshots from Maps.app (copyright Apple Inc) Pick a random astronomer, and they're likely to be carrying a Mac laptop. With the newly released upgrade (called Mavericks) to the operating system,...
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Today's colloquium: More than LESS: First results from the ALMA survey of the...
© ALMA (ESO/NAOJ/NRAO), APEX (MPIfR/ESO/OSO), J. Hodge et al., A. Weiss et al., NASA Spitzer Science Center Ever since their discovery, submillimetre galaxies (SMGs) have been regarded as some of the...
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ALERT -- The Apertif-LOFAR Exploration of the Radio Transient Sky
© JvL In ERC Consolidator project ALERT, we will survey the radio sky to catch extreme astrophysical explosions. Up to recently our view of that radio sky was largely static, based on a Universe that...
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Sliding Optics
© Ramon Navarro Exciting times at NOVA-ASTRON these days. We are at the final stages of integration of the Cold Optical Bench for MATISSE; the mid-infrared interferometric spectrograph and imager for...
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Today's colloquium: The e-MERGE Star-formation Survey
© Tom Muxlow, e-MERLIN e-MERGE is an ambitious Legacy survey to exploit e-MERLIN's unique combination of sensitivity and spatial resolution to study the formation and evolution of star-forming galaxies...
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APERTIF UniBoard observes pulsar over 300 MHz
© ASTRON, 2013. APERTIF with the new UniBoard beam former detected its first pulsar. And even better, this is the first-ever pulsar detection with a UniBoard backend!!! APERTIF has been operating a PAF...
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PSR J1023+0038: The missing link gone missing (part 1)
© Bassa/Stappers Pulsar J1023+0038 is a special case. First detected in 2001 as a low-mass X-ray binary in an active phase, the source switched to an X-ray quiet state shortly after that and was...
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MSSS-HBA is nearing completion!
© MSSS / ASTRON As you can see from the official status page, the observational part of the MSSS-HBA survey (120-160 MHz) is now almost complete. Because we are utilizing a fast and reliable pipeline...
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Bonn-Dwingeloo Neighbourhood Meeting 2013, Bonn
© BoDwin Old traditions die hard. On 2 December 2013, one of them has been revived. Back in 1998, the directors of the Max Planck Institute for Radio Astronomy andJIVE, Anton Zensus and Richard...
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