Description
What are the Phases of the Moon? This lecture introduces the Moon and
describes the monthly cycle of phases. Topics include synchronous
rotation, apogee and perigee, the cycle of phases, and the sidereal and
synodic month. Recorded 2007 Sep 28 in 1000 McPherson Lab on the
Columbus campus of The Ohio State University.
A new podcast, Astronomy 141, Life in the Universe, is available
for those interested in continuing an exploration of topics in
modern astronomy.
Published 12/06/09
Are we alone in the Universe? This lecture explores the question of how
we might go about finding life on planets around other stars. Rather
than talking about speculative ideas, like the Drake Equation or SETI, I
am instead taking the approach of posing it as a problem of what to look
for...
Published 11/30/07