Sun Baffle, Ultraviolet Imaging Telescope


Display Status:

This object is not on display at the National Air and Space Museum. It is either on loan or in storage.

Collection Item Summary:

This is an original flight component for the Ultraviolet Imaging Telescope (UIT), one of the major components of the ASTRO mission that flew twice in space, first on Columbia from 2 - 10 December 1990, and then on Endeavour from 3 to 17 March 1995. UIT is an F/9 Ritchey-Chretien reflecting telescope with a primary mirror 38 cm. in diameter. When a third flight of ASTRO was not funded, the UIT and its sister instruments, including the Hopkins Ultraviolet Telescope and the BBXRT telescope, were retired. UIT and HUT were transferred to the National Air and Space Museum in 2005.

Collection Item Long Description:

Inventory Number


Credit Line

Transferred from NASA, Goddard Space Flight Center.

Country of Origin

United States of America


Aluminum, Kapton (Polymide), Synthetic Fabric, Paint, Velcro, Adhesive


Storage (Rehoused on an aluminum pallet): 121.9 × 121.9 × 168.3cm, 61.7kg (48 × 48 × 66 1/4 in., 136lb.)

Data Source

National Air and Space Museum

Restrictions & Rights

Do not reproduce without permission from the Smithsonian Institution, National Air and Space Museum


INSTRUMENTS-Flight Management