From: NASA on Tue, Jun 17 2008 9:44 AM

Full launch dress rehearsal for the Atlantis astronauts has concluded.

From: NASA on Tue, Jun 17 2008 9:43 AM

The High Resolution Imaging Science Experiment in orbit around Mars has examined many possible landing sites for the 2009 Mars Science Laboratory rover, including the Nili Fossae area seen here.

From: NASA on Tue, Jun 17 2008 9:42 AM

Where's a great place to look for life in our solar system beyond Earth?

From: NASA on Tue, Jun 17 2008 9:41 AM

The Expedition 16 crew aboard the International Space Station sends best wishes for the holiday season.

From: NASA on Tue, Jun 17 2008 9:40 AM

JPL designed and built -- and, in cooperation with the Army, launched -- Explorer 1, the first U.S. satellite and the first spacecraft ever to return scientific data from space.

From: NASA on Tue, Jun 17 2008 9:39 AM

From: NASA on Tue, Jun 17 2008 9:38 AM

The transmission over NASA's Deep Space Network will commemorate the 40th anniversary of the day The Beatles recorded the song, as well as the 50th anniversary of NASA's founding and the group's beginnings.

From: NASA on Tue, Jun 17 2008 9:38 AM

Space shuttle Atlantis roars off the launch pad out of a cloud of smoke and steam headed for orbit.

From: NASA on Tue, Jun 17 2008 9:37 AM

Space shuttle Atlantis is seen from the International Space Station performing the rendezvous pitch maneuver prior to docking.

From: NASA on Tue, Jun 17 2008 9:36 AM

Space shuttle Atlantis heads toward space as the solid rocket boosters fall toward Earth.

From: NASA on Tue, Jun 17 2008 9:35 AM

The crews of space shuttle Atlantis and the International Space Station gather together for a joint crew news conference.

From: NASA on Tue, Jun 17 2008 9:34 AM

Space shuttle Atlantis flies around the International Space Station after undocking Monday morning, Feb. 18, 2008.

From: NASA on Tue, Jun 17 2008 9:34 AM

The total lunar eclipse on Feb. 20, 2008, will be the last one until December 2010.

From: NASA on Tue, Jun 17 2008 9:33 AM

More views of space shuttle Atlantis as it flies around the International Space Station.

From: NASA on Tue, Jun 17 2008 9:32 AM

Atlantis makes a picture-perfect landing at Kennedy's Shuttle Landing Facility.

From: NASA on Tue, Jun 17 2008 9:32 AM

Watch the work that goes on to prepare for a servicing mission in Hubble's Operations Control Center at NASA's Goddard Space Flight Center.

From: NASA on Tue, Jun 17 2008 9:30 AM

Take a sneak-peak at some of the preparations taking place in advance of Servicing Mission 4, the last time astronauts will journey to Hubble.

From: NASA on Tue, Jun 17 2008 9:30 AM

We are now ready to return to the moon, preparing for the next step into the solar system.

From: NASA on Tue, Jun 17 2008 9:28 AM

For reasons not fully understood, auroras are more common in the spring than at other times. The five-craft THEMIS fleet may help scientists determine why.

From: NASA on Tue, Jun 17 2008 9:27 AM

New 18-meter Ka-band dishes wait in readiness at the White Sands Test Facility in New Mexico as engineers test and review operations for the upcoming SDO launch.