The Project 1640 Instrument (image) California Institute of Technology Caption The Project 1640 instrument in the telescope dome of the 200-inch Hale Telescope at Palomar Observatory, prior to being installed for observations. Credit Palomar Observatory/S. Kardel Usage Restrictions None 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.