Site Testing at Dome A (IMAGE) Center for Astrophysics | Harvard & Smithsonian Caption Equipment deployed at Dome A in Antartica, a site as high as Maunakea and 10 times drier, showed that it would be an ideal location for astronomy at terahertz radio frequencies. Credit Xue-Fei Gong/Purple Mountain Observatory Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.