Many U.S. hospitals have been stocking extra supplies and refreshing disaster preparation plans over the past month in the event the coronavirus becomes more prominent domestically.
The big picture: The Centers for Disease Control and Prevention warned this week that this infectious disease could spread more in the U.S., and hospitals have anticipated such scenarios.
A large cluster of stars 19,000 light-years from Earth harbors something strange: Within the cluster, a neutron star left over after a supernova explosion orbits a star not too different from our Sun.
The big picture: The Chandra observatory has been observing that star system — known as Terzan 5 CX1 — for more than a decade, and in that time, Terzan 5 CX1 has gone from looking like one type of star system to another and back again.
