Elon Musk's Starlink is having a pernicious effect on astronomy

As Elon Musk's SpaceXlaunches yet another batch of 60 Starlink internet satellitesinto low-Earth orbit this weekend, astronomers on the ground are becoming increasingly worried about the mega-constellation's affect on our ability to observe the universe.The upcoming launch, scheduled for 5:35 am Eastern on March 14 from the Kennedy Space Center in Florida, is just the sixth batch of Starlink satellites, bringing their number to 300. It is just one of a number of launches planned for 2020 — ultimately, SpaceX wants to add 180 more satellites to its growing constellation by the end of the year.T...