Tag: planetary alignment

Science

ScienceCasts: 2012 Perseid Meteor Shower

ScienceCasts: 2012 Perseid Meteor Shower NASA,ScienceCasts,SMD,Science Mission Directorate,Science@NASA News,meteors,Perseids,Venus,Jupiter,planetary alignment,comet,Swift-Tuttle The Perseid…

irizflick 08/10/2012