RT @AstronomyNow: Visualising the Sun’s neighbourhood in 3-D reveals Betelgeuse’s birthplace astronomynow.com/2015/11/17/vis… https://t.co/ArP98dANwa
RT @AstronomyNow: Visualising the Sun’s neighbourhood in 3-D reveals Betelgeuse’s birthplace astronomynow.com/2015/11/17/vis… https://t.co/ArP98dANwa