News tagged with electromagnetic spectrum

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Novel analysis method levels the quasar playing field

( —In the nearly six decades since quasars were discovered, the list of these energetic galaxies powered by supermassive black holes has grown to more than 100,000 – enough examples to reveal important information ...

dateApr 18, 2013 in Astronomy
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Putting the stars within reach

When you look at the night sky, you see stars, a few planets, and perhaps even the Milky Way's spangled belt stretched across the middle.

dateApr 16, 2013 in Astronomy
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A closer look at LDCM's first scene

Turning on new satellite instruments is like opening new eyes. This week, the Landsat Data Continuity Mission (LDCM) released its first images of Earth, collected at 1:40 p.m. EDT on March 18. The first image shows the meeting ...

dateMar 21, 2013 in Earth Sciences
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Swift, Chandra explore a youthful 'star wreck'

( —While performing an extensive X-ray survey of our galaxy's central regions, NASA's Swift satellite has uncovered the previously unknown remains of a shattered star. Designated G306.3.9 after the coordinates ...

dateMar 15, 2013 in Astronomy
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