02.12.09 - Spacewalking astronaut John Grunsfeld practices contingency EVA procedures on a mock-up of the SIC& DH hardware in a test facility at the Goddard Space Flight Center.
02.11.09 - STS-125 astronaut John Grunsfeld was at NASA’s Goddard Space Flight Center on February 10 supporting ongoing training efforts for Servicing Mission 4 to the Hubble Space Telescope.
02.06.09 - The flight spare Science Instrument/Command & Data Handling (SI/C&DH) unit is currently completing ground tests at NASA’s Goddard Space Flight Center.
02.04.09 - Diver Mark Hubbard Assists Hubble SM4 Astronaut Andrew Feustel with storing a mockup of the Corrective Optics Space Telescope Axial Replacement (COSTAR).
02.03.09 - SM4 astronauts get familiar with the replacement Science Instrument Command & Data Handler (SIC&DH) unit, which will be installed on Hubble during Servicing Mission 4 in May.
12.30.08 - On December 15, Hubble engineers restarted the Near Infrared Camera and Multi-Object Spectrometer (NICMOS) Cooling System (NCS) aboard the Hubble Space Telescope.
12.19.08 - Servicing Mission 4 to the Hubble Space Telescope is currently on track for a mid-May 2009 launch based on a successful Pre-Environmental Readiness Review (PERR) held December 16 at NASA’s Goddard Space Flight Center for the flight spare Science Instrument Command and Data Handling (SI/C&DH).
12.04.08 - NASA announced Thursday that space shuttle Atlantis' STS-125 mission to repair the Hubble Space Telescope now is targeted to launch May 12, 2009.
11.19.08 - An engineer inspects one of the printed circuit boards of Hubble's replacement Science Instrument Command and Data Handling (SIC&DH) unit.
11.17.08 - While SM4 astronauts train to replace the SIC&DH, engineers are working on the spare SIC&DH in the cleanroom at Goddard.