WHEN S&T SENIOR EDITOR Kelly Beatty first broke the story, last October 25th, of the strange new object now known as 'Oumuamua -see his original reporting at https://is.gd/R2jTHK and his update on page 10 of this issue -he did so not because of its odd, highly elongated shape. Nor because of its spectrum, which suggests a dark red surface, nor its very high inclination with respect to Earth's orbit, nor its rapid rotation period of roughly 7 hours. Most of these particulars weren't even clarified at the time.
展开▼
