As Cassini-Huygens approached the gap, it carried out, as preinstructed, one final step to protect itself: it turned around and pointed its large, dish-shaped antenna forward--a .
The "eye" of the radio sextant, according to Radio-Astronomer Fred Haddock of NRL, is a dish-shaped antenna only three feet in diameter.
As Cassini-Huygens approached the gap, it carried out, as preinstructed, one final step to protect itself: it turned around and pointed its large, dish-shaped antenna forward .