News tagged with radio

DRAGNs in the sky

A radio galaxy is a galaxy that emits large amounts of radio waves. They were first discovered in the 1950s, but it wasn't until the 1960s when a technique known as aperture synthesis was developed that we ...

Sep 09, 2014
4.3 / 5 (7) 1

A telescope is born: Australia SKA Pathfinder

It may look like just dots on a page, but an image of distant galaxies taken last week represents a huge step forward for CSIRO's Australia SKA Pathfinder (ASKAP) radio telescope in Western Australia.

Jun 11, 2014
4.7 / 5 (6) 0

Hidden nurseries in the Milky Way

(Phys.org) —APEX, the Atacama Pathfinder Experiment, is a telescope of 12 m diameter at an exceptional site on Earth: the Chajnantor plateau is located 5100 m above sea level in the Atacama desert in Chile. ...

May 13, 2014
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A new way to see space – even its junk

When a large radio telescope in the Australian outback was unveiled last week its improved sensitivity was immediately apparent. It transformed images of supernova remnants taken with last year's equipment ...

Jul 18, 2013
4 / 5 (6) 0

Fast radio bursts might come from nearby stars

First discovered in 2007, "fast radio bursts" continue to defy explanation. These cosmic chirps last for only a thousandth of a second. The characteristics of the radio pulses suggested that they came from ...

Dec 12, 2013
4.6 / 5 (5) 0 | with audio podcast

Image: Phobos occults

Mars' moon Phobos has already been extensively observed – this image is just one example, taken in 2009 – so its occultation of Mars Express on 28 April 2014 is not expected to yield dramatic discoveries.

Apr 30, 2014
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