Astronomers have understood since the 1950s that the galaxy is curved, but until now, they’ve based that idea on models and indirect measurements.
Over a six-year period, the researchers took more than 100 images of the galaxy from their observatory in the Chilean Andes. In particular, they monitored 2,400 stars called classical Cepheids, a category of “young” supergiants less than 400 million years old.
Warped shape of the galaxy
Projects by FlowingData See All →
Interactive: How Americans Get to Work
The way that people get around can say a lot about how a place is made up. Here’s an interactive map that shows how people get to work in America.
Married People Have More Sex
The relationship and dynamics change. Less lust, more companionship. Is that really how it works?