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.
U.S. officials granted full approval to a closely watched Alzheimer’s drug on Thursday, clearing the way for Medicare and other insurance plans to begin covering the treatment for people with the brain-robbing disease.
The planet's temperature spiked on Tuesday to its hottest day in at least 44 years and likely much longer, and Wednesday could become the third straight day Earth unofficially marks a record-breaking high, the latest in a series of climate-change extremes that alarm but don't surprise scientists.
