News tagged with radio observations

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 ...

Space & Earth / Astronomy

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

Scientists chart high-precision map of Milky Way's magnetic fields

(PhysOrg.com) -- Scientists at the Naval Research Laboratory (NRL) are part of an international team that has pooled their radio observations into a database, producing the highest precision map to date of ...

Space & Earth / Astronomy

created Feb 03, 2012 | popularity 4.6 / 5 (11) | comments 9 | 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 ...

Space & Earth / Astronomy

created Jan 30, 2012 | popularity not rated yet | comments 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 ...

Space & Earth / Astronomy

created Jan 11, 2012 | popularity 4.8 / 5 (4) | comments 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 ...

Space & Earth / Astronomy

created Dec 28, 2011 | popularity 4.8 / 5 (6) | comments 2 | with audio podcast

MARSIS completes measurement campaign over Martian North Pole

(PhysOrg.com) -- The Mars Advanced Radar for Subsurface and Ionosphere Sounding (MARSIS) instrument on board Mars Express has recently completed a subsurface sounding campaign over the planet's North Pole. ...

Space & Earth / Space Exploration

created Dec 20, 2011 | popularity 2 / 5 (2) | comments 3

NASA in final preparations for Nov. 8 asteroid flyby

(PhysOrg.com) -- NASA scientists will be tracking asteroid 2005 YU55 with antennas of the agency's Deep Space Network at Goldstone, Calif., as the space rock safely flies past Earth slightly closer than the ...

Space & Earth / Space Exploration

created Oct 27, 2011 | popularity 4.8 / 5 (4) | comments 0 | with audio podcast

Antennas by General Dynamics enable 'early science' for ALMA

Thirteen 12-meter antennas manufactured by General Dynamics SATCOM Technologies have been successfully installed at the 16,500-foot-high Chajnantor plateau in Chile, home to the Atacama Large Millimeter/submillimeter Array (ALMA) astronomical observatory. Loc ...

Space & Earth / Astronomy

created Oct 03, 2011 | popularity 5 / 5 (1) | comments 3

WISE mission captures black hole's wildly flaring jet

(PhysOrg.com) -- Astronomers using NASA's Wide-field Infrared Survey Explorer (WISE) have captured rare data of a flaring black hole, revealing new details about these powerful objects and their blazing jets. ...

Space & Earth / Astronomy

created Sep 21, 2011 | popularity 4.8 / 5 (11) | comments 18 | with audio podcast

Black holes spinning faster than ever before

(PhysOrg.com) -- Two UK astronomers have found that the giant black holes in the centre of galaxies are on average spinning faster than at any time in the history of the Universe. Dr Alejo Martinez-Sansigre ...

Space & Earth / Astronomy

created May 23, 2011 | popularity 4.3 / 5 (15) | comments 15 | with audio podcast

Image: Galactic super-volcano in action

(PhysOrg.com) -- This image shows the eruption of a galactic "super-volcano" in the massive galaxy M87.

Space & Earth / Astronomy

created Aug 19, 2010 | popularity 4.9 / 5 (7) | comments 0 | with audio podcast

Radio-astronomers form telescope the size of Earth

(PhysOrg.com) -- Radio telescopes around the world will join forces this week to carry out a unique observation of three quasars, distant galaxies powered by super-massive black holes at their cores.

Space & Earth / Astronomy

created Jan 13, 2009 | popularity 4.4 / 5 (12) | comments 1