Adventures With Starblinker

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The galaxies Messier 81 and M82. Image credit: Marco Lorrai

Observational astronomy is a study in patience. Since the introduction of the telescope over four centuries ago, steely-eyed observers have watched the skies for star-like or fuzzy points of light that appear to move. Astronomers of yore discovered asteroids, comets and even the occasional planet this way. Today, swiftly moving satellites have joined the fray. Still other ‘new stars’ turn out to be variables or novae.(…)
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© David Dickinson for Universe Today, 2015. |
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