Mars 98 Climate Orbiter
May 27, 1998
The Mars Surveyor '98 Climate Orbiter, which is entering the
final stages of testing this summer at Lockheed Martin
Astronautics, Denver, CO, is shown here during acoustic tests
that simulate launch conditions. The orbiter will conduct a two-
year primary mission to profile the Martian atmosphere and map
the surface. To carry out these scientific objectives, the
spacecraft will carry a rebuilt version of the pressure-modulated
infrared radiometer, lost with the Mars Observer spacecraft, and
a miniaturized dual camera system the size of a pair of
binoculars, provided by Malin Space Science Systems, Inc., San
Diego, CA. During its primary mission, the orbiter will monitor
Mars' atmosphere and surface globally on a daily basis for one
Martian year (two Earth years), observing the appearance and
movement of atmospheric dust and water vapor, as well as
characterizing seasonal changes of the planet's surface. Imaging
of the surface morphology will also provide important clues about
the planet's climate in its early history. The mission is part
of NASA's Mars Surveyor program, a sustained program of robotic
exploration of the red planet, managed by the Jet Propulsion
Laboratory for NASA's Office of Space Science, Washington, DC.
Lockheed Martin Astronautics is NASA's industrial partner in the
mission.
Photo copyright 1998, Lockheed Martin
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Mars 98 Polar Lander
May 27, 1998
The Mars Surveyor '98 Polar Lander is shown during recent
deployment and testing of its surface solar panels. The
spacecraft will travel 10 months from Earth to Mars to land near
the southern polar cap in December 1999 and carry out a three-
month mission to search for traces of subsurface water in this
frozen, layered terrain. The lander carries three scientific
packages: the Mars descent imager, furnished by Malin Space
Science Systems, Inc., which will view the landing site at
increasingly higher resolution; the atmospheric lidar experiment,
provided by Russia's Space Research Institute, which will measure
the presence and height of atmospheric hazes, along with a
miniature microphone provided by The Planetary Society, to record
the sounds of Mars; and the Mars Volatile and Climate Surveyor
science package. The mission is part of NASA's Mars Surveyor
program, a sustained program of robotic exploration of the red
planet, managed by the Jet Propulsion Laboratory for NASA's
Office of Space Science, Washington, DC. Lockheed Martin
Astronautics is NASA's industrial partner in the mission.
Photo copyright 1998, Lockheed Martin
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