http://phys.org/ en-us Phys.org internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. (PhysOrg.com) -- Two spacecraft engineers join a grouping of vehicles providing a comparison of three generations of Mars rovers developed at NASA's Jet Propulsion Laboratory, Pasadena, Calif. The setting is JPL's Mars Yard testing area. http://phys.org/news246271891.html Space & Earth Fri, 20 Jan 2012 08:51:51 EST news246271891 (PhysOrg.com) -- NASA's Mars Exploration Rover Opportunity will spend the next several months at a site informally named "Greeley Haven." The name is a tribute to planetary geologist Ronald Greeley (1939-2011), who was a member of the science team for the Mars rovers and many other interplanetary missions. http://phys.org/news245061302.html Space & Earth Fri, 06 Jan 2012 09:10:04 EST news245061302 (PhysOrg.com) -- Autonomous Exploration for Gathering Increased Science (AEGIS), novel autonomy software that has been operating on the Mars Exploration Rover Opportunity since December 2009, is NASA's 2011 Software of the Year recipient. http://phys.org/news242634794.html Space & Earth Fri, 09 Dec 2011 06:33:26 EST news242634794 (PhysOrg.com) -- NASA's Mars Exploration Rover Opportunity has found bright veins of a mineral, apparently gypsum, deposited by water. Analysis of the vein will help improve understanding of the history of wet environments on Mars. http://phys.org/news242543413.html Space & Earth Thu, 08 Dec 2011 05:10:27 EST news242543413 Men walked on the Moon, but women will be among the pioneering explorers who someday step foot on Mars, said a gathering of top female space experts this week. http://phys.org/news240237269.html Space & Earth Fri, 11 Nov 2011 12:34:36 EST news240237269 Cornell professor of astronomy Steven Squyres, the lead scientist for NASA's Rover mission to Mars, has just taken the plunge as a NASA aquanaut. http://phys.org/news238403378.html Space & Earth Fri, 21 Oct 2011 08:09:47 EST news238403378 (PhysOrg.com) -- While NASA's Mars Exploration Rover Opportunity was traveling from Victoria crater to Endeavour crater, between September 2008 and August 2011, the rover team took an end-of-drive image on each Martian day that included a drive. A new video compiles these 309 images, providing an historic record of the three-year trek that totaled about 13 miles (21 kilometers) across a Martian plain pocked with smaller craters. http://phys.org/news237538628.html Space & Earth Tue, 11 Oct 2011 07:57:26 EST news237538628 (PhysOrg.com) -- More than seven years after completing their three-month prime missions on opposite sides of Mars, NASA rovers Spirit and Opportunity have been selected for lifetime achievement award honors as part of the Breakthrough Awards presented by Popular Mechanics magazine. http://phys.org/news236932892.html Space & Earth Tue, 04 Oct 2011 07:44:08 EST news236932892 When human space explorers reach an asteroid for the first time, NASA figures the experience will be more like swimming in space than walking on the Moon. http://phys.org/news235661271.html Space & Earth Mon, 19 Sep 2011 14:28:12 EST news235661271 (PhysOrg.com) -- NASA's Mars Exploration Rover Opportunity is using instruments on its robotic arm to inspect targets on a rock called "Chester Lake." http://phys.org/news235287052.html Space & Earth Thu, 15 Sep 2011 06:31:59 EST news235287052 A view of a memorial to victims of the Sept. 11, 2001, attacks on the World Trade Center towers was taken on Mars yesterday, on the 10th anniversary of the attacks. http://phys.org/news235132607.html Space & Earth Tue, 13 Sep 2011 11:37:13 EST news235132607 (PhysOrg.com) -- The Mars rover Opportunity is a senior citizen, but still spry, and as it peers over the rim of the giant impact crater called Endeavour, it's embarking on what could be called a new mission, say its NASA guides. http://phys.org/news234336343.html Space & Earth Sun, 04 Sep 2011 06:26:17 EST news234336343 (PhysOrg.com) -- NASA's Mars Exploration Rover Opportunity has captured new images of intriguing Martian terrain from a small crater near the rim of the large Endeavour crater. The rover arrived at the 13-mile-diameter (21-kilometer-diameter) Endeavour on Aug. 9, after a journey of almost three years. http://phys.org/news233230043.html Space & Earth Mon, 22 Aug 2011 11:07:53 EST news233230043 This image from 2005 shows the remains of the heat shield from NASA's Mars Exploration Rover Opportunity, broken into two key pieces, the main piece on the left side and a broken-off flank piece near the middle of the image. The heat shield impact site is identified by the circle of red dust on the right side of the picture. In this view, Opportunity is approximately 66 feet (20 meters) from the heat shield, which protected it while hurtling through the Martian atmosphere. http://phys.org/news232795664.html Space & Earth Wed, 17 Aug 2011 10:27:58 EST news232795664 (PhysOrg.com) -- After a journey of almost three years, NASA's Mars Exploration Rover Opportunity has reached the Red Planet's Endeavour crater to study rocks never seen before. http://phys.org/news232203737.html Space & Earth Wed, 10 Aug 2011 14:02:39 EST news232203737 (PhysOrg.com) -- More than seven years into what was planned as a three-month mission on Mars, NASA's Mars Exploration Rover Opportunity has driven more than 20 miles, which is more than 50 times the mission's original distance goal. http://phys.org/news230377227.html Space & Earth Wed, 20 Jul 2011 10:40:42 EST news230377227 (PhysOrg.com) -- When NASA's Mars Exploration Rover Opportunity reaches the rim of a large crater it is approaching, its arrival will come with an inspiring reminder. http://phys.org/news226837852.html Space & Earth Thu, 09 Jun 2011 11:31:10 EST news226837852 (PhysOrg.com) -- A drive of 482 feet (146.8 meters) on June 1, 2011, took NASA's Mars Exploration Rover Opportunity past 30 kilometers (18.64 miles) in total odometry during 88 months of driving on Mars. That's 50 times the distance originally planned for the mission and more than 12 times the distance racehorses will run next week at the Belmont Stakes. http://phys.org/news226575970.html Space & Earth Mon, 06 Jun 2011 11:50:01 EST news226575970 (PhysOrg.com) -- Two digital color cameras riding high on the mast of NASA's next Mars rover will complement each other in showing the surface of Mars in exquisite detail. http://phys.org/news226137183.html Space & Earth Wed, 01 Jun 2011 08:53:25 EST news226137183 (PhysOrg.com) -- A flat, light-toned rock on Mars visited by NASA's Mars Exploration Rover in 2005 informally bears the name of the first human in space, Yuri Gagarin, who rode into orbit in the Soviet Union's Vostok-1 spacecraft on April 12, 1961. http://phys.org/news221828337.html Space & Earth Tue, 12 Apr 2011 11:59:09 EST news221828337 (PhysOrg.com) -- NASA's Mars Exploration Rover Opportunity has nearly completed its three-month examination of a crater informally named "Santa Maria," but before the rover resumes its overland trek, an orbiting camera has provided a color image of Opportunity beside Santa Maria. http://phys.org/news218958617.html Space & Earth Thu, 10 Mar 2011 05:50:36 EST news218958617 (PhysOrg.com) -- Nine months after last hearing from the Mars rover Spirit, NASA is stepping up efforts to regain communications with the rover before spring ends on southern Mars in mid-March. http://phys.org/news213450482.html Space & Earth Wed, 05 Jan 2011 12:10:01 EST news213450482 (PhysOrg.com) -- The High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter captured a Dec. 31, 2010, view of the Mars Exploration Rover Opportunity on the southwestern rim of a football-field-size crater called "Santa Maria." http://phys.org/news213384661.html Space & Earth Tue, 04 Jan 2011 17:31:18 EST news213384661 (PhysOrg.com) -- On Dec. 16, 2010, NASA's Mars Exploration Rover Opportunity reached a crater about the size of a football field-some 90 meters (295 feet) in diameter. The rover team plans to use cameras and spectrometers during the next several weeks to examine rocks exposed at the crater, informally named "Santa Maria." http://phys.org/news212347159.html Space & Earth Thu, 23 Dec 2010 17:21:53 EST news212347159 (PhysOrg.com) -- A new Mars movie clip gives us a rover's-eye view of a bluish Martian sunset, while another clip shows the silhouette of the moon Phobos passing in front of the sun. http://phys.org/news212328083.html Space & Earth Thu, 23 Dec 2010 12:01:34 EST news212328083 NASA's Mars Exploration Rover Opportunity has visited and photographed two craters informally named for the spacecraft that carried men to the moon 41 years ago this week. http://phys.org/news209386375.html Space & Earth Fri, 19 Nov 2010 10:53:11 EST news209386375 Humans have walked on the Moon, and inevitably, according to NASA, humans will tread the Red Planet as well, possibly by 2037. An ergonomist and an industrial designer pondered the challenges of the Martian environment and developed an award-winning concept rover that could someday transport and house astronauts on the surface of Mars. The rover is described in an article to be published in Ergonomics in Design: The Quarterly of Human Factors Applications. http://phys.org/news207936794.html Space & Earth Tue, 02 Nov 2010 17:13:48 EST news207936794 (PhysOrg.com) -- The project team that built and operates the Mars rovers Spirit and Opportunity has become the first NASA space mission to use cloud computing for daily mission operations. http://phys.org/news207926618.html Space & Earth Tue, 02 Nov 2010 14:23:51 EST news207926618 (PhysOrg.com) -- The ground where NASA's Mars Exploration Rover Spirit became stuck last year holds evidence that water, perhaps as snow melt, trickled into the subsurface fairly recently and on a continuing basis. http://phys.org/news207497387.html Space & Earth Thu, 28 Oct 2010 15:10:29 EST news207497387 This is an image of the meteorite that NASA's Mars Exploration Rover Opportunity found and examined in September 2010. http://phys.org/news205573732.html Space & Earth Wed, 06 Oct 2010 08:49:15 EST news205573732