Space.com #How to Spot an Asteroid with Mobile Astronomy Apps 9 September 2016 fborgosano Leave a comment Share: Yesterday, NASA launched its OSIRIS-REx mission to asteroid Bennu, where it will take a sample of the asteroid and return the material to Earth. Here, we’ll focus on how to see an asteroid in a backyard telescope, with the help of an astronomy app. from Space.com ift.tt/2cgKoCE Share: