Two complementary radar sounder instruments work together to discover hidden Martian secrets.
Two complementary radar sounder instruments work together to discover hidden Martian secrets.
The NASA-cosponsored radar sounder on the European Space Agency's Mars Express orbiter has looked beneath the surface of Mars and opened up the third dimension for planetary exploration.
Two views of the small Martian moon Phobos, taken 10 minutes apart by NASA's Mars Reconnaissance Orbiter, are combined to produce this stereo view of Phobos.
NASA engineers have adjusted the flight path of the Phoenix Mars Lander, setting the spacecraft on course for its May 25 landing on the Red Planet.
A new stereo view of Phobos, the larger and inner of Mars' two tiny moons, has been captured by a NASA spacecraft orbiting Mars.
A radar instrument co-sponsored by NASA on the European Space Agency's Mars Express orbiter has looked beneath the surface of Mars and opened up a new dimension for planetary exploration.
The word "cruise" implies that this is an easy phase of the mission, however nothing could be further from the truth.
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On Saturday August 4, the Mars Phoenix spacecraft launched from Cape Canaveral, Florida.
NASA astronomers are tracking asteroid 2007 WD5, which they calculate has a 1 in 75 chance of hitting Mars in late January.
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Images of the red planet.