Chandra X-Ray Observatory

The Chandra X-Ray Observatory (CXC)

Recent Chandra Highlights

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NASA Missions Catch First Light from a Gravitational-Wave Event

A gravitational-wave discovery on Aug. 17 is the first to produce light detected by observatories in space and on the ground.


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Scientists Find Elusive Giant Black Hole Pairs

Astronomers have identified a bumper crop of dual supermassive black holes in the centers of galaxies.


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Two Stars, Three Dimensions, and Oodles of Energy

An orbiting red giant and white dwarf star system located about 25,000 light years from Earth.


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The Chandra X-Ray Center (CXC) is operated for NASA by the Smithsonian Astrophysical Observatory. 60 Garden Street, Cambridge, MA 02138 USA.   Email: Smithsonian Institution, Copyright © 1998-2017. All rights reserved.