News tagged with radio

NASA sun probe silent now for six weeks

No one knows exactly why a NASA solar probe stopped talking to Earth six weeks ago, but it's possible the spacecraft is out of power and is drifting without a way of calling for help, the agency said in an ...

Nov 12, 2014
4 / 5 (6) 1

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 โ€“ this image is just one example, taken in 2009 โ€“ so its occultation of Mars Express on 28 April 2014 is not expected to yield dramatic discoveries.

Apr 30, 2014
4.6 / 5 (5) 0

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