News tagged with optical telescopes

A New Method of Estimating Stellar Distances

( -- The star Chi Cygni is located about 550 light-years away, in the direction of the constellation of Cygnus the Swan. It is a notable star because, unlike the sun which still burns hydrogen and is in its mature ...

dateDec 21, 2009 in Astronomy
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Double engine for a nebula

( -- The new image, showing a very rich field of stars towards the Carina arm of the Milky Way, is centred on the star HD 87643, a member of the exotic class of B[e] stars [1]. It is part of a set of observations ...

dateAug 05, 2009 in Astronomy
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Laser-wielding robot probes exoplanet systems

( —An international team, including Dr. Christoph Baranec of the University of Hawaii at Manoa's Institute for Astronomy, is using the world's first robotic laser adaptive optics system—Robo-AO— to explore ...

dateAug 05, 2014 in Astronomy
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Shocks in the Cygnus Loop supernovae remnant

( —Supernova remnants (SNRs) play a vital role in the lifecycle of dust in the interstellar medium. As shockwaves from supernovae sweep up interstellar material, they heat the gas and dust, and destroy a significant ...

dateJun 27, 2014 in Astronomy
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