News tagged with radio observations

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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Hubble focuses on 'the great attractor'

(Phys.org)—A busy patch of space has been captured in this image from the NASA/ESA Hubble Space Telescope. Scattered with many nearby stars, the field also has numerous galaxies in the background.

Jan 23, 2013
4.5 / 5 (10) 1

Fireworks in the early universe

Galaxies in the early universe grew fast by rapidly making new stars. Such prodigious star formation episodes, characterized by the intense radiation of the newborn stars, were often accompanied by fireworks ...

Sep 28, 2012
5 / 5 (2) 1

Radio galaxies in the distant universe

(Phys.org) -- For over a decade astronomers have been probing a region of the northern sky, not far from the handle of the Big Dipper, that is relatively free of bright stars and the diffuse glow of the Milky ...

Jun 26, 2012
4.8 / 5 (6) 0 | with audio podcast

ALMA turns its eyes to Centaurus A

(Phys.org) -- A new image of the galaxy Centaurus A, made with the Atacama Large Millimeter/submillimeter Array (ALMA), shows how the observatory allows astronomers to see through the opaque dust lanes that ...

May 31, 2012
4.9 / 5 (10) 0 | with audio podcast

Hot molecule explains cold chemistry

(PhysOrg.com) -- Surprisingly, hydrogen cyanide and its far more energetic isomer, hydrogen isocyanide, are present in almost equal amounts in cold interstellar gas clouds. Scientists from the Max Planck Institute ...

Jan 30, 2012
not rated yet 1 | with audio podcast

ALMA early science result reveals starving galaxies

(PhysOrg.com) -- Astronomers using the partially completed ALMA observatory have found compelling evidence for how star-forming galaxies evolve into 'red and dead' elliptical galaxies, catching a large group ...

Jan 11, 2012
4.8 / 5 (4) 0 | with audio podcast

Space Image: Ring of fire

(PhysOrg.com) -- This composite image shows the central region of the spiral galaxy NGC 4151. X-rays (blue) from the Chandra X-ray Observatory are combined with optical data (yellow) showing positively charged ...

Dec 28, 2011
4.9 / 5 (7) 2 | with audio podcast