News tagged with radio telescopes

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Dark clouds in space

(PhysOrg.com) -- Infrared dark clouds (IRDCs) are dark patches in the sky seen against the continuous, bright infrared background produced by our galaxy. IRDCs are rich in molecules and relatively dense, cool ...

Sep 13, 2011
4.7 / 5 (7) 21 | with audio podcast

An atlas of the Milky Way

Sino-German research group draws a new map at the Urumqi radio telescope and discovers two supernova remnants.

Aug 30, 2011
4.6 / 5 (9) 1 | with audio podcast

Probing the origins of extreme neutron stars

(PhysOrg.com) -- Neutron stars are the unimaginably dense corpses of what were once much more massive stars that died while being ripped apart in a supernova explosion. Their average density is typically more than one billion ...

May 31, 2011
4.5 / 5 (6) 38 | with audio podcast

Finger on the pulse of the pulsars

(PhysOrg.com) -- An international team of astronomers including German scientists has succeeded in recording the most sensitive observations to date of pulsars at low frequency. The measurement was undertaken ...

May 06, 2011
5 / 5 (2) 6 | with audio podcast

LOFAR takes the pulse of the radio sky

(PhysOrg.com) -- A powerful new telescope is allowing an international team led by University of Manchester scientists to have their “best-ever look” at pulsars – rapidly rotating neutron stars ...

Apr 14, 2011
4.3 / 5 (4) 5 | with audio podcast

Super-sharp radio 'eye' remeasuring the universe

(PhysOrg.com) -- Using the super-sharp radio "vision" of astronomy's most precise telescope, scientists have extended a directly-measured "yardstick" three times farther into the cosmos than ever before, an ...

Feb 19, 2011
4.6 / 5 (21) 16 | with audio podcast

The outbursts of Fornax

(PhysOrg.com) -- The galaxy Fornax A, at a distance of about 74 million light-years, is one of the nearest and brightest galaxies with giant radio lobes. These huge radio lobes -- they span a million light-years ...

Oct 01, 2010
5 / 5 (7) 4 | with audio podcast

Cluster collisions switch on radio halos

(PhysOrg.com) -- This is a composite image of the northern part of the galaxy cluster Abell 1758, located about 3.2 billion light years from Earth, showing the effects of a collision between two smaller galaxy ...

Aug 30, 2010
4.8 / 5 (9) 0 | with audio podcast

Discovery of Saturn's auroral heartbeat

(PhysOrg.com) -- An international team of scientists led by Dr Jonathan Nichols of the University of Leicester has discovered that Saturn’s aurora, an ethereal ultraviolet glow which illuminates Saturn’s ...

Aug 04, 2010
5 / 5 (2) 2 | with audio podcast