North Star May Be Wasting Away | Science News | Scoop.it
From news.sciencemag.org - January 31, 2012 5:04 AM
The North Star, a celestial beacon to navigators for centuries, may be slowly shrinking, according to a new analysis of more than 160 years of observations. The data suggest that the familiar fixture in the northern sky is shedding an Earth's mass worth of gas each year.