In 2017 , Massimino hosted Science Channel 's live coverage of the total solar eclipse of August 21 , dubbed the " Great American Eclipse . " Soon after , he became host of Science 's '' The Planets '' , an in-depth look at the planets of the Solar System as well as dwarf planets and exoplanets . The series was renewed for a second season , which began airing in 2018 under the new title '' The Planets and Beyond '' . He also hosted an online companion series , '' Ask the Astronaut '' , in which he talked about his personal experiences of spaceflight
total solar eclipse of August 21
Solar eclipse of August 21, 2017
Mike Massimino