News tagged with optical telescopes

A New Method of Estimating Stellar Distances

(PhysOrg.com) -- 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 ...

Dec 21, 2009
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NASA NuSTAR Telescope Being Built at Nevis

(PhysOrg.com) -- It's an unlikely place to build a NASA telescope: a leafy estate in Irvington, N.Y., that once belonged to the son of Alexander Hamilton. Inside a hangar-like building on the site, which is ...

Dec 17, 2009
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China Joins Thirty Meter Telescope Project

(PhysOrg.com) -- The National Astronomical Observatories of the Chinese Academy of Sciences (NAOC) has joined the Thirty Meter Telescope Project (TMT). As an Observer, China will participate in planning the ...

Nov 17, 2009
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Astronomers seek to explore the cosmic Dark Ages

No place seems safe from the prying eyes of inquisitive astronomers. They've traced the evolution of the universe back to the "Big Bang," the theoretical birth of the cosmos 13.7 billion years ago, but there's still a long ...

Oct 15, 2009
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Double engine for a nebula

(PhysOrg.com) -- 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 ...

Aug 05, 2009
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