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Biard Lecture - Sizing Up the Universe: The Cosmos in Perspective

April 4, 2012
The Sun is so large that a million Earths could fit inside it, yet there are stars much larger than the Sun, and the distances between them are truly awesome. The large sizes encountered in astronomy are part of its fascination, but depicting them is perhaps astronomy's greatest challenge.

Undergraduate Investigates the Mysterious Cluster Omega Centauri

August 1, 2011
Single star systems, like our Solar System, compose the minority of stellar system within our galaxy while binary systems dominate. New research suggests that binary systems, particularly in globular cluster Omega Centauri, may not produce the level of heavy elements current models predict.

A Spectrograph - or Three - of One's Own

August 1, 2011
Astronomy is often associated with the breath-taking photos of far off nebulae and galaxies, but the instruments responsible for capturing these universal beauties are often forgotten. Read about some of the instruments that Ohio State's Imaging Sciences Lab has designed and built.