The rocked that launched the Spitzer Space Telescope, seen here on August 24, 2003, the day before the launch.

The rocked that launched the Spitzer Space Telescope, seen here on August 24, 2003, the day before the launch.

The rocked that launched the Spitzer Space Telescope, seen here on August 24, 2003, the day before the launch.

The rocked that launched the Spitzer Space Telescope, seen here on August 24, 2003, the day before the launch.

Seen the day before it was launched, the Delta II rocket that launched the Spitzer Space Telescope in visible and infrared light.

The rocked that launched the Spitzer Space Telescope, seen here on August 24, 2003, the day before the launch.

The gantry on the Delta II rocket that launched the Spitzer Space Telescope is rolled back on August 24, 2003, the day before the launch.

The rocked that launched the Spitzer Space Telescope, seen here on August 24, 2003, the day before the launch.

The gantry on the Delta II rocket that launched the Spitzer Space Telescope is rolled back on August 24, 2003, the day before the launch.

On August 14, 2003, the Spitzer Space Telescope was secured into the faring on top of the Delta II rocket that launched it into Earth-trailing, heliocentric orbit.

On August 14, 2003, the Spitzer Space Telescope was secured into the faring on top of the Delta II rocket that launched it into Earth-trailing, heliocentric orbit.

On August 14, 2003, the Spitzer Space Telescope was secured into the faring on top of the Delta II rocket that launched it into Earth-trailing, heliocentric orbit.

On August 14, 2003, the Spitzer Space Telescope was secured into the faring on top of the Delta II rocket that launched it into Earth-trailing, heliocentric orbit.

On August 14, 2003, the Spitzer Space Telescope was secured into the faring on top of the Delta II rocket that launched it into Earth-trailing, heliocentric orbit.

Workers prepare to hoist the second stage of Spitzer's Delta II rocket up the tower at pad 17-B on Cape Canaveral Air Force Station.

Workers prepare to hoist the second stage of Spitzer's Delta II rocket up the tower at pad 17-B on Cape Canaveral Air Force Station.

The second stage of Spitzer's Delta II rocket is moved into position atop the first stage on Cape Canaveral Air Force Station's pad 17-B.

The first stage of Spitzer's Delta II rocket sits on pad 17-B at Cape Canaveral Air Force Station.

A solid rocket booster is lifted into position in order to be mated to the first stage of Spitzer's Delta II rocket.

Additional solid rocket boosters wait to be mated to the first stage of Spitzer's Delta II rocket

A solid rocket booster is lifted into position in order to be mated to the first stage of Spitzer's Delta II rocket.

Additional solid rocket boosters wait to be mated to the first stage of Spitzer's Delta II rocket

A solid rocket booster waits to be lifted into position for mating to the first stage of Spitzer's Delta II rocket.

A solid rocket booster is lifted into position in order to be mated to the first stage of Spitzer's Delta II rocket.

A solid rocket booster is lifted into position in order to be mated to the first stage of Spitzer's Delta II rocket.

On July 18, 2003, the first stage of Spitzer's Delta II rocket is raised off the transporter before lifting it up and moved into the mobile service tower.

On Launch Complex 17-B, Cape Canaveral Air Force Station, the first stage of Spitzer's Delta II rocket is lifted up the mobile service tower on July 18, 2003. Below the rocket is the flame trench, and in the foreground is the overflow pool.

On July 18, 2003, the first stage of Spitzer's Delta II rocket is raised off the transporter before lifting it up and moved into the mobile service tower.

On July 18, 2003, the first stage of Spitzer's Delta II rocket waits to be lifted up into the mobile service tower.

On July 18, 2003, the first stage of Spitzer's Delta II rocket is moved into the mobile service tower.