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A 'Nicer' View of the Sky
Featured on February 21, 2017
A new X-ray telescope that's scheduled for launch as early as April will study the crushed corpses of once-mighty stars. NICER (Neutron Star Interior Composition Explorer) will attach to the International Space Station, as shown in this artist's concept. The payload (box at left) consists of 56 X-ray detectors. [NASA]