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The domain of radio astronomy is currently facing significant computational challenges, foremost amongst which are those posed by the development of the world's largest radio telescope, the Square Kilometre Array (SKA). Preliminary…

Instrumentation and Methods for Astrophysics · Physics 2016-11-17 R. J. Lyon , J. M. Brooke , J. D. Knowles , B. W. Stappers

The Square Kilometre Array (SKA) is the next generation radio telescope distinguished by a superb sensitivity due to its large aperture (about one square kilometre) and advanced instrumentation. It will cover a broad range of observing…

Instrumentation and Methods for Astrophysics · Physics 2020-02-25 J. G. Bij de Vaate , L. I. Gurvits , S. V. Pogrebenko , C. G. M. van t Klooster

SKA is a new technology radio-telescope array, about two orders of magnitude more sensitive and rapid in sky surveys than present instruments. It will probe the dark age of the universe, just afer recombination, and during the epoch of…

Cosmology and Nongalactic Astrophysics · Physics 2015-09-30 Francoise Combes

Generation of science-ready data from processed data products is one of the major challenges in next-generation radio continuum surveys with the Square Kilometre Array (SKA) and its precursors, due to the expected data volume and the need…

Instrumentation and Methods for Astrophysics · Physics 2024-02-26 S. Riggi , G. Umana , C. Trigilio , C. Bordiu , F. Bufano , A. Ingallinera , F. Cavallaro , Y. Gordon , R. P. Norris , G. Gürkan , P. Leto , C. Buemi , S. Loru , A. M. Hopkins , M. D. Filipović , T. Cecconello

The SKA will be capable of producing a stream of science data products that are Exa-scale in terms of their storage and processing requirements. This Google-scale enterprise is attracting considerable international interest and excitement…

Instrumentation and Methods for Astrophysics · Physics 2015-01-23 Peter Quinn , Tim Axelrod , Ian Bird , Richard Dodson , Alex Szalay , Andreas Wicenec

The extremely high sensitivity and resolution of the Square Kilometre Array (SKA) will be useful for addressing a wide set of themes relevant for cosmology, in synergy with current and future cosmic microwave background (CMB) projects. Many…

In the near future, the Expanded Very Large Array (EVLA) will allow surveys for maser sources with unprecedented sensitivity, spectral coverage and spectroscopic capabilities. In particular, comprehensive surveys for many maser species with…

Astrophysics · Physics 2009-11-13 Karl M. Menten

In order to deliver the full science potential of the Square Kilometer Array (SKA) telescope, several SKA Regional Centres (SRCs) will be required to be constructed in different SKA member countries around the world. These SRCs will provide…

Instrumentation and Methods for Astrophysics · Physics 2023-02-15 Yogesh Wadadekar , Dipankar Bhattacharya , Abhirup Datta , Surajit Paul , Divya Oberoi

The Square Kilometre Array (SKA) is intended as the next-generation radio telescope and will address fundamental questions in astrophysics, physics, and astrobiology. The international science community has developed a set of Key Science…

Instrumentation and Methods for Astrophysics · Physics 2009-10-06 Joseph Lazio

The Square Kilometre Array (SKA) Observatory is gearing up the formal construction of its two radio interferometers in Australia and South Africa after the end of design and pre-construction phases. Agile methodologies, the Cloud native…

We review the current status of the Square Kilometre Array (SKA) by outlining the science drivers for its Phase-1 (SKA1) and setting out the timeline for the key decisions and milestones on the way to the planned start of its construction…

Instrumentation and Methods for Astrophysics · Physics 2011-05-31 Steve Rawlings , Richard Schilizzi

We review how the Square Kilometre Array (SKA) will address fundamental questions in cosmology, focussing on its use for neutral Hydrogen (HI) surveys. A key enabler of its unique capabilities will be large (but smart) receptors in the form…

Cosmology and Nongalactic Astrophysics · Physics 2011-06-01 Steve Rawlings

The "Square Kilometre Array" (SKA) is a large international radio telescope project characterised, as suggested by its name, by a total collecting area of approximately one square kilometre, and consisting of several interferometric arrays…

Instrumentation and Methods for Astrophysics · Physics 2018-03-29 F. Acero , J. -T. Acquaviva , R. Adam , N. Aghanim , M. Allen , M. Alves , R. Ammanouil , R. Ansari , A. Araudo , E. Armengaud , B. Ascaso , E. Athanassoula , D. Aubert , S. Babak , A. Bacmann , A. Banday , K. Barriere , F. Bellossi , J. -P. Bernard , M. G. Bernardini , M. Béthermin , E. Blanc , L. Blanchet , J. Bobin , S. Boissier , C. Boisson , A. Boselli , A. Bosma , S. Bosse , S. Bottinelli , F. Boulanger , R. Boyer , A. Bracco , C. Briand , M. Bucher , V. Buat , L. Cambresy , M. Caillat , J. -M. Casandjian , E. Caux , S. Célestin , M. Cerruti , P. Charlot , E. Chassande-Mottin , S. Chaty , N. Christensen , L. Ciesla , N. Clerc , J. Cohen-Tanugi , I. Cognard , F. Combes , B. Comis , S. Corbel , B. Cordier , M. Coriat , R. Courtin , H. Courtois , B. Da Silva , E. Daddi , R. Dallier , E. Dartois , K. Demyk , J. -M. Denis , L. Denis , A. Djannati-Ataï , J. -F. Donati , M. Douspis , W. van Driel , M. N. El Korso , E. Falgarone , A. Fantina , T. Farges , A. Ferrari , C. Ferrari , K. Ferrière , R. Flamary , N. Gac , S. Gauffre , F. Genova , J. Girard , I. Grenier , J. -M. Griessmeier , P. Guillard , L. Guillemot , F. Gulminelli , A. Gusdorf , E. Habart , F. Hammer , P. Hennebelle , F. Herpin , O. Hervet , A. Hughes , O. Ilbert , M. Janvier , E. Josselin , A. Julier , C. Lachaud , G. Lagache , R. Lallement , S. Lambert , L. Lamy , M. Langer , P. Larzabal , G. Lavaux , T. Le Bertre , O. Le Fèvre , A. Le Tiec , B. Lefloch , M. Lehnert , M. Lemoine-Goumard , F. Levrier , M. Limousin , D. Lis , A. López-Sepulcre , J. Macias-Perez , C. Magneville , A. Marcowith , J. Margueron , G. Marquette , D. Marshall , L. Martin , D. Mary , S. Masson , S. Maurogordato , C. Mazauric , Y. Mellier , M. -A. Miville-Deschênes , L. Montier , F. Mottez , D. Mourard , N. Nesvadba , J. -F. Nezan , P. Noterdaeme , J. Novak , P. Ocvirk , M. Oertel , X. Olive , V. Ollier , N. Palanque-Delabrouille , M. Pandey-Pommier , Y. Pennec , M. Pérault , C. Peroux , P. Petit , J. Pétri , A. Petiteau , J. Pety , G. W. Pratt , M. Puech , B. Quertier , E. Raffin , S. Rakotozafy Harison , S. Rawson , M. Renaud , B. Revenu , C. Richard , J. Richard , F. Rincon , I. Ristorcelli , J. Rodriguez , M. Schultheis , C. Schimd , B. Semelin , H. Sol , J. -L. Starck , M. Tagger , C. Tasse , G. Theureau , S. Torchinsky , C. Vastel , S. D. Vergani , L. Verstraete , X. Vigouroux , N. Vilmer , J. -P. Vilotte , N. Webb , N. Ysard , P. Zarka

Over the next few years the new radio telescopes, such as the Low Frequency Array (LOFAR) will greatly enhance our knowledge of the active history of the Universe. Large-area surveys with these new telescopes will no longer be dominated by…

Astrophysics · Physics 2007-05-23 Matt J. Jarvis

The Square Kilometre Array (SKA) will be sensitive enough to discover all of the pulsars in the Milky Way that are beamed towards Earth. Already in the initial deployment, SKA Phase 1, it will make significant advances in pulsar science. In…

Instrumentation and Methods for Astrophysics · Physics 2018-08-22 E. F. Keane

As of 2023, the Square Kilometre Array will constitute the world's largest radio telescope, offering unprecedented capabilities for a diverse science programme in radio astronomy. At the same time, the SKA will be ideally suited to detect…

Instrumentation and Methods for Astrophysics · Physics 2015-08-17 T. Huege , J. D. Bray , S. Buitink , R. Dallier , R. D. Ekers , H. Falcke , A. Haungs , C. W. James , L. Martin , B. Revenu , O. Scholten , F. G. Schröder , A. Zilles

Weak gravitational lensing measurements are traditionally made at optical wavelengths where many highly resolved galaxy images are readily available. However, the Square Kilometre Array (SKA) holds great promise for this type of measurement…

Cosmology and Nongalactic Astrophysics · Physics 2015-01-19 Prina Patel , Ian Harrison , Sphesihle Makhathini , Filipe Abdalla , David Bacon , Michael L. Brown , Ian Heywood , Matt Jarvis , Oleg Smirnov

Modern radio telescopes will daily generate data sets on the scale of exabytes for systems like the Square Kilometre Array (SKA). Massive data sets are a source of unknown and rare astrophysical phenomena that lead to discoveries.…

Instrumentation and Methods for Astrophysics · Physics 2023-05-08 Steven Ndung'u , Trienko Grobler , Stefan J. Wijnholds , Dimka Karastoyanova , George Azzopardi

The Square Kilometre Array (SKA) is an integral part of the next-generation observatories that will survey the Universe across the electromagnetic spectrum, and beyond, revolutionizing our view of fundamental physics, astrophysics and…

The Square Kilometer Array (SKA) represents the next major, and natural, step in radio astronomical facilities, providing two orders of magnitude increase in collecting area over existing telescopes. In a series of meetings, starting in…

Astrophysics · Physics 2015-06-24 C. Carilli , S. Rawlings