News tagged with radio signal

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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Give a name to ESA's zone of silence

Kept isolated from the external Universe, a special ESA chamber simulates the boundless emptiness of space for testing satellite antennas. Recently refitted, it is in need of a new name. Come up with a winning ...

Mar 31, 2014
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Catching signals from a speeding satellite

Soaring high above Earth as they speed through space, satellites are difficult targets to track. Now a new approach developed in Europe is helping ground stations to acquire signals faster and more accurately ...

Mar 07, 2014
5 / 5 (4) 0

CSIRO telescope marks 25 years of success

One of the world's most successful astronomy observatories, CSIRO's Australia Telescope Compact Array near Narrabri, New South Wales (NSW), turns 25 years of age on 2 September.

Aug 26, 2013
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Radio waves carry news of climate change

The ionosphere, one of the regions of the upper atmosphere, plays an important role in global communications. Ionized by solar radiation, this electricity-rich region is used for the transmission of long ...

Jul 30, 2013
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