Latest Exploration of Mars Stories
Researchers have determined the now-infamous Martian rock resembling a jelly doughnut, dubbed Pinnacle Island, is a piece of a larger rock broken and moved by the wheel of NASA's Mars Exploration Rover Opportunity in early January.
NASA's Mars Odyssey spacecraft has tweaked its orbit to help scientists make the first systematic observations of how morning fogs, clouds and surface frost develop in different seasons on the Red Planet.
NASA Administrator Charles Bolden and Jean-Yves Le Gall, president of the National Center of Space Studies of France (CNES), signed an implementing agreement Monday for cooperation on a future NASA Mars lander called the Interior Exploration Using Seismic Investigations, Geodesy, and Heat Transport (InSight) mission.
Scientists at NASA said they are busy prepping for observations of a comet that is expected to streak across the Martian sky. The comet is expected to pass about 10 times closer to Mars than any identified comet has ever flown by Earth.
New findings from rock samples collected and examined by NASA's Mars Exploration Rover Opportunity have confirmed an ancient wet environment that was milder and older than the acidic and oxidizing conditions told by rocks the rover examined previously.
Whirlwind tour of the past 10 years of adventures and discoveries by mission scientist Ray Arvidson
The Planet Mars -- in astronomy, 4th planet from the sun, with an orbit next in order beyond that of the earth. Physical Characteristics Mars has a striking red appearance, and in its most favorable position for viewing, when it is opposite the sun, it is twice as bright as Sirius, the brightest star. Mars has a diameter of 4,200 mi (6,800 km), just over half the diameter of the earth, and its mass is only 11% of the earth's mass. The planet has a very thin atmosphere consisting...
- The act of sweetening by admixture of some saccharine substance.