Telescopes

ASTRON is responsible for the operations of the Westerbork Synthesis Radio Telescope (WSRT) and the Low Frequency Array (LOFAR).

Astronomy

The astronomical research at ASTRON is closely aligned with the strengths of our facilities LOFAR and WSRT-APERTIF.

Research and Innovation


Radio astronomy delivers important breakthrough technology for our society.

News & Events


Read all our latest news here.

Making discoveries
in radio astronomy
happen.

ASTRON is the Netherlands Institute for Radio Astronomy, and is part of the Institutes organisation of NWO.
STORIES
Simultaneous optical and radio observations of Perseids

From today (August 11th) up until Friday the yearly Perseids meteor shower will have its peak. This phenomenon is not only interesting for amateur astronomers, professional astronomers will be observing them as well.

Humans of ASTRON: Jorrit Siebenga

In Humans of ASTRON we share stories about the people at ASTRON. Who are the people behind the discoveries and innovations and also, who are the people that make sure that everything runs smoothly? In this second part of the series, we’ll be sharing the story of Jorrit Siebenga, who joined ASTRON in 2017 as research instrument maker.

Women Astronomers Day

Throughout the history of astronomy, women have played essential roles towards astronomical breakthroughs. In this article we highlight but a few of these women identified in history from 1600 to the modern era.

Humans of ASTRON: Emanuela Orrù

In Humans of ASTRON we share stories about the people at ASTRON. Who are the people behind the discoveries and innovations and also, who are the people that make sure that everything runs smoothly? In this second part of the series, we’ll be sharing the story of Emanuela Orrù, support scientist at ASTRON since 2012.

What we look forward to in LOFAR 2.0: Live warning system to study solar eruptions
What we look forward to in LOFAR 2.0: Habitability of alien worlds
What we look forward to in LOFAR 2.0: Cranking up LOFAR’s robustness
What we look forward to in LOFAR 2.0: LOFAR expands to Italy
Nearest fast radio burst source is regularly active
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DAILY IMAGE
BG616 processing container shipped

© ASTRON

The heart of every international LOFAR station is housed in a specially shielded 20-foot container manufactured by Comtest Engineering. The container is designed to prevent Radio Frequency Interference (RFI) from either entering or escaping, ensuring the electromagnetic environment required for sensitive radio astronomical observations.

Inside the container, several 19-inch equipment racks accommodate the complete signal processing chain of the station. These include receiver units for the 4 × 96 antenna signals, UniBoard-based beamformers, the Local Control Unit (LCU), and the networking equipment that transports the processed data to the Central Processing (CEP) facility in Groningen, the Netherlands.

Together, these racks form an impressive collection of highly sophisticated and sensitive hardware, providing the processing power that enables the station to operate reliably while meeting the stringent electromagnetic compatibility requirements of radio astronomy.

Before shipment, the container was fully assembled, integrated, tested, and verified at the Westerbork Synthesis Radio Telescope (WSRT) site. Following a successful journey to the Rozhen National Astronomical Observatory, it was installed at its final location in the center of the BG616 LOFAR station, where it will serve as the operational heart of the station.

During the next 10 weeks, the remaining station infrastructure will be installed, integrated, and thoroughly tested.

EVENTS
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