Deep Space 1

Spare Ion Engine Being Checked

An ion thruster is removed from a vacuum chamber at NASA's Jet Propulsion Laboratory, Pasadena, Calif., its job done following…

Deep Space 1 Using its Ion Engine (Artist’s Concept)

NASA's New Millennium Deep Space 1 spacecraft approaching the comet 19P/Borrelly.

Artist’s Concept of Deep Space 1 Encounter with Comet Borrelly

Artist's concept of NASA's Deep Space 1 Encounter with Comet Borrelly.

Deep Space 1’s Ion Engine

This image of a xenon ion engine, photographed through a port of the vacuum chamber where it was being tested…

Artist’s Concept of Deep Space 1

Artist's concept of the Deep Space 1 spacecraft from December, 2002.

Deep Space 1’s Ion Engine

This image of a xenon ion engine prototype, photographed through a port of the vacuum chamber where it was being…

Deep Space 1’s Ion Engine

Kennedy Space Center, Florida. Deep Space 1 is lifted from its work platform, giving a closeup view of the experimental…

Composite of Comet Borrelly’s Nucleus, Jets, Coma

A composite of images from NASA's Deep Space 1 spacecraft shows features of comet Borrelly's nucleus, dust jets escaping the…

Highest Resolution Comet Picture Ever Reveals Rugged Terrain – Deep Space 1

This was the final image of the nucleus of comet Borrelly, taken just 160 seconds before NASA's Deep Space1 spacecraft's…