Call it exoplanet fatigue. The historic detection of an exoplanet just 4.2 light-years from Earth, featured on our cover, was big news. It attracted a lot of media buzz. But outside the office, I heard little about it. No questions from other parents at the playground, including those who had been eager to chat about gravitational waves and the Zika virus. Even my significant other, a science fiction fan, didn’t probe for any details or wonder aloud about the chances for alien life on Proxima b.
I was a bit surprised. Because, as astronomy reporter Christopher Crockett writes in "Signs of planet detected around sun’s nearest neighbor star" (SN: 6/17/16, p.