| 27-12-2021 | Happy Holidays from ASTRON | ASTRON |
| 26-12-2021 | A messy but tasty end of the year | Agnes Mika |
| 25-12-2021 | Webb Space Telescope - Go for launch! | Ramon Navarro |
| 24-12-2021 | Happy Holidays from ASTRON | ASTRON |
| 23-12-2021 | Purple Friday at ASTRON/JIVE/NOVA | Pikky Atri (on behalf of the Diversity Committee) |
| 22-12-2021 | The beauty of winter - just around the corner | Jorrit Siebenga |
| 20-12-2021 | The heat is on! | Arno Schoenmakers and the LOFAR2.0 Station Team |
| 16-12-2021 | Colloquium: Sciencehub de Oerknal - a playful way to learn about the Start, State and Future of the universe. | Robin Brouwer |
| 15-12-2021 | Science at Low Frequencies VIII Wraps Up | Joseph Callingham |
| 13-12-2021 | Imaging meteors with LOFAR / AARTFAAC | Tammo Jan Dijkema, Cees Bassa, Mark Kuiack, Felix Bettonvil et al. |
| 10-12-2021 | New guides trained for guided LOFAR tours | Frank Nuijens |
| 09-12-2021 | Colloquium: Aurorae – the faintest and the brightest: from Ganymede to Brown Dwarfs | Joachim Saur |
| 02-12-2021 | Colloquium: Periodic variability of 6.7GHz methanol maser emission in high mass star-forming regions | Mateusz Olech |
| 26-11-2021 | A visit to Formnext 2021 Frankfurt | Jorrit Siebenga |
| 25-11-2021 | Colloquium: The 100m Effelsberg Radio Telescope: Serving Astronomy for 50 Years | Uwe Bach |
| 24-11-2021 | Imaging Solar Wind Scintillation | Richard Fallows |
| 22-11-2021 | In Memoriam: Henny Lem (1938-2021) | Jan Noordam |
| 19-11-2021 | Results from the Sustainability Committee Commuting Poll | Olga Bayandina, Arno Schoenmakers and the Sustainability committee |
| 18-11-2021 | Colloquium: Setting the sails for CMB spectral distortions | Jen Chluba |
| 17-11-2021 | Weighing the Milky Way? Yes we CAN! | Michiel Brentjens |
| 16-11-2021 | New aerial image of the WSRT | Tammo Jan Dijkema |
| 11-11-2021 | New aerial image of superterp | Tammo Jan Dijkema |
| 05-11-2021 | Graduation of Eline Klomp | Mirka Maresca |
| 04-11-2021 | Colloquium: A Next-Generation Very Large Array: Overview and Project Update | Eric Murphy |
| 01-11-2021 | Mark Bentum wins Bachelor Teacher of the Year Award | ASTRON Communications Team |
| 29-10-2021 | ADASS 2021 | Jan Noordam |
| 28-10-2021 | Colloquium: Star Formation and ISM Dynamics | Ralf Klessen |
| 27-10-2021 | LOFAR4SW CDR: Important milestone achieved! | Carla Baldovin |
| 26-10-2021 | Celebrating 'Darkrai', the LOFAR2.0 test subrack | Arno Schoenmakers |
| 21-10-2021 | Colloquium: Full of Orions? Pushing the resolution and bandwidth limits in studies of high-z dusty galaxies. | Matus Rybak |
| 14-10-2021 | Radio studies of strongly-magnetized accreting neutron stars | Pikky Atri |
| 13-10-2021 | Cas A supernova remnant | Albert van Duin |
| 12-10-2021 | Goodbye Leon | André Gunst |
| 08-10-2021 | Flying the rainbow flag for Diversity Day & Coming Out Day | Communications |
| 07-10-2021 | Colloquium: The zoo of brightness temperature distribution in parsec-scale AGN jets | Evgeniya V. Kravchenko (Moscow Institute of Physics and Technology) |
| 06-10-2021 | Honorary Professor appointment at the Kapteyn Astronomical Institute of the University of Groningen for Erwin de Blok | Mark Bentum |
| 05-10-2021 | The baryonic Tully-Fisher relation over the last billion years | Betsey Adams |
| 04-10-2021 | Exit words master/slave from our code | Eric Kooistra |
| 01-10-2021 | Telescopen Puzzelroute LOFAR | Monique Sluiman |
| 30-09-2021 | Radio interferometry with microarcsecond resolution: beyond RadioAstron and EHT | Leonid Gurvits (JIVE, Delft University of Technology) |
| 29-09-2021 | Anchoring LBA and HBA antennas | Ronald Schrik |
| 28-09-2021 | Kelly Gourdji successfully defends thesis | Antonia Rowlinson |
| 27-09-2021 | Eco antennas on the testfield | Roel Witvers |
| 24-09-2021 | "Nothing compares to the simple pleasure of riding a bike" | Arno Schoenmakers (and fellow cyclists) |
| 23-09-2021 | Colloquium: Cold gas and star formation of galaxies in the local Universe | Barbara Catinella |
| 16-09-2021 | Colloquium: Astronomy and climate crisis: are we part of the problem or part of the solution? | Victoria Grinberg |
| 14-09-2021 | Reaching the skies | Zsolt Paragi |
| 09-09-2021 | RadioAstron observations of the H2O maser emission in the star forming region W49N | Nadya Shakhvorostova |
| 07-09-2021 | New HBA tile prototype... it works! | Carla Baldovin |
| 03-09-2021 | Some shadow for LOFAR cabinets, please..! | Arno Schoenmakers and the LOFAR2.0 Cabinet Team |
| 01-09-2021 | LOFAR2.0 Timing Distributor CDR | Carla Baldovin |
| 27-08-2021 | Continuum demos with the Dwingeloo telescope | Tammo Jan Dijkema |
| 26-08-2021 | Apertif and LOFAR uncover a Fast Radio Burst | Inés Pastor-Marazuela, Liam Connor, Joeri van Leeuwen, Yogesh Maan, Sander ter Veen et al. |
| 25-08-2021 | A goodbye to Tim Berends | Jorrit Siebenga |
| 02-08-2021 | Charging an electric car | Menno Norden |
| 29-07-2021 | Ghana's first Astronomer Dr. Bernard Asabere | Mr. Observer |
| 12-07-2021 | CNC-milling a corrugated horn antenna | Jorrit Siebenga |
| 09-07-2021 | EVN Seminar: Tying the Sky to the Ground | Benito Marcote on behalf of the EVN Seminars O.C. |
| 08-07-2021 | Colloquium: Searching for fast radio bursts with MeerKAT | Dr. Manisha Caleb |
| 30-06-2021 | Upgrade Melkwegpad | Monique Sluiman |
| 25-06-2021 | Online escape room The Great Escape | Mischa Brendel |
| 24-06-2021 | Colloquium: Stellar interactions & transients | Dr. Silvia Toonen |
| 23-06-2021 | Model Dwingeloo telescope in the Science Hub | Tammo Jan Dijkema |
| 19-06-2021 | Our King Willem-Alexander opens largest solar park | Menno Norden |
| 17-06-2021 | Live-streaming the partial solar eclipse | Tammo Jan Dijkema, Hans van der Meer |
| 16-06-2021 | Rebuild CS026 | Ronald Schrik |
| 14-06-2021 | Smart Back-end Demo Meetings | André Gunst & Walter Jansen |
| 09-06-2021 | [Wednesday at 10:00] EVN Seminar: X-ray binaries unveiled by very high resolution radio imaging | Benito Marcote on behalf of the EVN Seminars O.C. |
| 07-06-2021 | Mastery in communication workshop | André Gunst |
| 03-06-2021 | Colloquium: Journey with Maser Variability to Research High-mass Star Formation and Key Science Topics with Forthcoming 40-m Thai National Radio Telescope | Koichiro Sugiyama |
| 28-05-2021 | Facility maintenance using classic Landrover | Ronald Schrik |
| 26-05-2021 | Check: update CRM completed! | Monique Sluiman |
| 21-05-2021 | Smart data processing in radio astronomy | Sarod Yatawatta and Ian Avruch |
| 18-05-2021 | Cobalt 2.0 phase 2 project finalised | Chris Broekema on behalf of the Cobalt 2.0 team |
| 15-05-2021 | The localization of FRB 20201124A gets precise with PRECISE | Benito Marcote on behalf of the PRECISE Collaboration |
| 07-05-2021 | First release renewed Confluence and new intranet | Gert Kruithof |
| 06-05-2021 | Colloquium: Thai National Radio Observatory: Current Progress and Plan | Phrudth Jaroenjittichai |
| 30-04-2021 | ASTRON building as Faraday cage | Paulus Kruger & Mark Ruiter |
| 29-04-2021 | Colloquium: The JUICE mission | Olivier Witasse |
| 26-04-2021 | EUCARA-2021 | Paul Boven, Tammo Jan Dijkema, Hans van der Meer, Harm Munk, Sigrid Witteveen |
| 23-04-2021 | An Apertif search for radio emission from a double neutron-star merger | Oliver Boersma |
| 22-04-2021 | Colloquium: Of Bubbles, Filaments, Echoes and Eruptions: First Results from eROSITA on SRG | Andrea Merloni |
| 21-04-2021 | Arrival of the t4Science iMASER3000 | Welcome to our new MASER |
| 16-04-2021 | In Memoriam: Tony Foley (1957 - 2021) | Jan Noordam, Sharmila |
| 15-04-2021 | Colloquium: How to publish (and write) an impactful paper in Nature Astronomy | Marios Karouzos |
| 08-04-2021 | Colloquium: MaserDB.net: star formation signposts archive and statistical analysis tool | Dmitry A. Ladeyschikov |
| 06-04-2021 | Confluence training with Avisi | Adriaan Renting |
| 02-04-2021 | EUCARA 2021 | Tammo Jan Dijkema, Paul Boven |
| 01-04-2021 | Colloquium: Astrophysical Sciences with African Instruments: Bent Jets and Double-scythe Structures Seen by MeerKAT | James O. Chibueze |
| 31-03-2021 | Peter Maat <--> Photonics @ASTRON | Johan Pragt |
| 30-03-2021 | International Women’s Day 2021 | Comms |
| 26-03-2021 | #Guess-Who? | Lonneke Kerkhoff |
| 24-03-2021 | An up to date view on TMSS progress: TMSS Infographics | Roberto Pizzo, Marco Iacobelli, Auke Klazema, Jan David Mol, Sander ter Veen on behalf of the TMSS team |
| 23-03-2021 | Ice sculpting | Henk Mulder |
| 18-03-2021 | Colloquium: Astronomical discovery in the era of Big Data | Pikky Atri |
| 11-03-2021 | Colloquium: Finding and Observing Pulsars in the Galactic Centre | Ralph Eatough |
| 05-03-2021 | New aerial picture of superterp | Tammo Jan Dijkema |
| 04-03-2021 | Colloquium: High-resolution study with interstellar lenses | Dongzi Li |
| 03-03-2021 | LOFAR2.0: DTS ready to rock 'n roll | Arno Schoenmakers, Mark Ruiter |
| 26-02-2021 | LED there be light! | Derkjan Pepping |
| 25-02-2021 | Colloquium: A Commensal Radio Astronomy FAST Survey (CRAFTS) | Di Li |
| 24-02-2021 | LOFAR from space | Tammo Jan Dijkema |
| 23-02-2021 | Low-frequency monitoring of flare star binary CR Draconis: Long-term electron-cyclotron maser emission | Joseph Callingham |
| 22-02-2021 | AJDI Image of the Year Award 2020 | ASTRON |
| 19-02-2021 | Cygnus X-1 contains a 21-solar mass black hole | B. Marcote (Miller-Jones et al.) |
| 18-02-2021 | Colloquium: Origin of pulsar radio emission | Pikky Atri |
| 17-02-2021 | Climate neutral by 2030 | Monique Sluiman |
| 16-02-2021 | Winterwonderland | Merijn Martens |
| 15-02-2021 | Resolving the extreme collision of stellar winds at the heart of Apep | Benito Marcote |
| 12-02-2021 | Last Time to See? | Jan Noordam |
| 11-02-2021 | Colloquium: Recent activities of the Maser Monitoring Organisation | Ross A. Burns |
| 10-02-2021 | A welcome wobble | Harish Vedantham |
| 09-02-2021 | Code Red - LOFAR pictures | Marchel Gerbers |
| 08-02-2021 | A new year, a new project | Carla Baldovin |
| 05-02-2021 | EVN Seminar (Friday 5 at 15:00): Distance of optically-obscured evolved stars | Benito Marcote on behalf of the EVN Seminars O.C. |
| 04-02-2021 | (Colloquium) SETI: Going beyond a signal search | Seth Shostak |
| 03-02-2021 | Radiosterrenkunde in Dwingeloo 1979-1984 | Tammo Jan Dijkema |
| 01-02-2021 | NenuFAR strides towards imaging observations with NICKEL | C. Viou, E. Tremou, A. Loh and J. Girard (on behalf of NenuFAR team) |
| 29-01-2021 | In Memoriam: Prof Ir Cees van Schooneveld (1933-2021) | Jan Noordam |
| 28-01-2021 | Colloquium: The Deep Synoptic Array program | Vikram Ravi |
| 27-01-2021 | First confirmation of Solar-wind variability in pulsar timing | Caterina Tiburzi |
| 22-01-2021 | Detection of radio emission from the Tau Bootis system by LOFAR | Jean-Mathias Griessmeier, Jake Turner, Philippe Zarka |
| 21-01-2021 | Colloquium: The astrophysics of black hole jets | Monika Moscibrodzka (Radboud University) |
| 14-01-2021 | Goodbye Aspirant Senior Paul | Henk Mulder |
| 12-01-2021 | European Microwave Week 2020 | Wim van Cappellen |
| 11-01-2021 | 360 panoramas of the superterp | Tammo Jan Dijkema |
| 08-01-2021 | Installing a smart e-meter | Ronald Schrik |