Calla Cofield, staff writer at Space.com. discusses some of the biggest stories in space from 2017. They include the end of the Cassini mission and the first interstellar object discovered in our solar system.
We also discuss Peggy Whitson's historic year, in which she solidified herself as the record-holder for most time in space for any U.S. astronaut. Cofield discusses the 7 Earth-sized planets found around the TRAPPIST-1 star and what future research of those planets might tell us about their atmospheres. We also talk the fascination behind 2017's Solar Eclipse.
Scientists at the European Space Agency have created an animation showing Mars that's been strung together from photos of a desert canyon on the planet.
