Recent News Releases

September 22, 2014

What is a planet? For generations of kids the answer was easy. A big ball of rock or gas that orbited our Sun, and there were nine of them in our solar system. But then astronomers started finding more Pluto-sized objects orbiting beyond Neptune.

Philip Sadler
September 10, 2014

Dr. Philip M. Sadler of the Harvard-Smithsonian Center for Astrophysics (CfA) has been awarded the 2014 Technology and Innovation Award from the International Planetarium Society.

Horsehead nebula
September 4, 2014

Before iPhones and laptops there were human computers, some of whom worked at the Harvard College Observatory. Women like Henrietta Swan Leavitt, Williamina Fleming, and Annie Jump Cannon made some of the most important discoveries in astronomy in the early 20th century.