Thursday, March 6, 2014

ScienceDaily: Astronomy News

ScienceDaily: Astronomy News


A small step toward discovering habitable Earths

Posted: 05 Mar 2014 01:08 PM PST

For the first time, astronomers have used the same imaging technology found in a digital camera to take a picture of a planet far from our solar system with an Earth-based telescope. The accomplishment is a small step toward the technology astronomers will need in order to characterize planets suitable for harboring life.

Chandra and XMM-Newton provide direct measurement of distant black hole's spin

Posted: 05 Mar 2014 10:54 AM PST

Astronomers have used NASA's Chandra X-ray Observatory and the European Space Agency's (ESA's) XMM-Newton to show a supermassive black hole six billion light years from Earth is spinning extremely rapidly. This first direct measurement of the spin of such a distant black hole is an important advance for understanding how black holes grow over time.

Asteroid will safely pass closer than moon on March 5

Posted: 05 Mar 2014 10:45 AM PST

As happens about 20 times a year with current detection capabilities, a known asteroid will safely pass Earth on March 5 closer than the distance from Earth to the moon.

First light for MUSE: Powerful 3-D spectrograph successfully installed on Very Large Telescope

Posted: 05 Mar 2014 05:48 AM PST

A new innovative instrument called MUSE (Multi Unit Spectroscopic Explorer) has been successfully installed on ESO's Very Large Telescope at the Paranal Observatory in northern Chile. MUSE has observed distant galaxies, bright stars and other test targets during the first period of very successful observations.

'Dimer molecules' aid study of exoplanet pressure, hunt for life

Posted: 04 Mar 2014 12:45 PM PST

Astronomers have developed a new method of gauging the atmospheric pressure of exoplanets, or worlds beyond the solar system, by looking for a certain type of molecule. And if there is life out in space, scientists may one day use this same technique to detect its biosignature -- the telltale chemical signs of its presence -- in the atmosphere of an alien world.

Spiral galaxy spills blood and guts

Posted: 04 Mar 2014 11:17 AM PST

A new Hubble image shows spiral galaxy ESO 137-001, framed against a bright background as it moves through the heart of galaxy cluster Abell 3627. This cluster is violently ripping the spiral's entrails out into space, leaving bright blue streaks as telltale clues to this cosmic crime.

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