NASA officials are pondering whether in-space repairs should be made to the Space Shuttle Discovery's underside, where two gap fillers (used to fill the spaces between thermal tiles) are dangling. Their concern is that any material hanging beneath the shuttle during re-entry could overheat the area, as well as subject downstream locations to increased heating. A decision is expected by Monday. Read more at BBC News(1).
Image: Associated Press

1. http://news.bbc.co.uk/1/hi/sci/tech/4733495.stm