Hubble Announces A Major Extrasolar Planet Discovery NASA will hold a Science Update to report on a significant discovery about planets orbiting other stars at 2:30 p.m. EST, Thursday, Nov. 13, in NASA's James E. Webb auditorium. This unique discovery, made by the Hubble Space Telescope's Advance Camera for Surveys instrument, also will be featured in the Nov. 14 issue of the journal Science.