July 14 marks 50 years of visual reconnaissance of the solar system by NASA's Jet Propulsion Laboratory (JPL), beginning with Mariner 4's flyby of Mars in 1965.
Scientists have discovered for the first time direct physical evidence of the existence of opals on Mars.
The High Resolution Imaging Science Experiment (HiRISE) camera aboard NASA's Mars Reconnaissance Orbiter acquired this closeup image of a light-toned deposit in Aureum Chaos, a 368 kilometer (229 mile) wide area in the eastern ...
Next week, a visual and infrared camera designed at Arizona State University will pass 60,000 orbits of the Red Planet.
Earth to Mars: Happy New Year!
The High Resolution Imaging Science Experiment (HiRISE) camera aboard NASA's Mars Reconnaissance Orbiter acquired this closeup image of a "fresh" (on a geological scale, though quite old on a human scale) impact crater in ...
In June 2015, Mars will swing almost directly behind the sun from Earth's perspective, and this celestial geometry will lead to diminished communications with spacecraft at Mars.
Canada committed Tuesday to flying two astronauts to space within the next decade as part of its renewed participation with the International Space Station program.
New research at the University of Arkansas suggests that methanogens – among the simplest and oldest organisms on Earth – could survive on Mars.
Researchers have pinpointed the driest location on Earth in the Atacama Desert, a region in Chile already recognised as the most arid in the world. They have also found evidence of life at the site, a discovery that could ...