Comet ISON (IMAGE) NASA/Goddard Space Flight Center Caption Comet ISON streams through space in this image captured on Oct. 9, 2013, by the Hubble Space Telescope. The NASA-funded FORTIS sounding rocket will launch in mid-November to join the dozens of observatories studying the comet. Credit NASA/Hubble 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.