Not exact matches
Back on Mars, NASA's Spirit and
Opportunity rovers have
found evidence of minerals associated with serpentinization.
Within this crater the
Opportunity rover — just slightly too small to see here — is studying the landscape up close,
finding evidence of ancient, salty waters on Mars.
Unencumbered by human frailties, Curiosity — like the
rovers Spirit and
Opportunity, which survived on the Red Planet years longer than expected — will be free to hunt for E.T. «If we
find evidence for life on Mars, boy, are we just gonna go wild with speculation about how common it is in the universe,» says Lou Friedman, a former scientist with NASA's Jet Propulsion Laboratory in Pasadena and cofounder, with Carl Sagan, of the Planetary Society.
Three years ago he
found it on the Mars
rovers Spirit and
Opportunity, then under assembly at the Jet Propulsion Laboratory.
NASA helps Martian
rovers locate hot winter hibernation spots NASA's intrepid Martian
rovers — Spirit and
Opportunity — are getting some earthly assistance in their quest to
find a safe place to ride out the harsh Martian winter.
Geochemist Nicholas Tosca of Harvard University and his colleagues calculated the salinity of long - gone waters from the composition of the salts left behind both at Meridiani Planum, where the
Opportunity rover found the remains of salty groundwater, and at Gusev crater, where Spirit
found volcano - related hydrothermal deposits.
A bumper crop of «blueberries» has been
found around the rim of Mars's Victoria Crater by NASA's
Opportunity rover.
Opportunity started by investigating a rock about 1 metre across, named Tisdale 2, and
found large quantities of zinc, more than in any other rock examined by
Opportunity or its now defunct sister
rover, Spirit.
Head does not expect to
find the same icy cover in the equatorial regions of Mars where Spirit and
Opportunity landed, but he hopes the «scratch and sniff» tests — in which the
rovers drill into Mars rocks and compare the surface with the interior — will reveal the climatic history of the region.
The
Opportunity and Spirit
rovers have also
found evidence for ancient playa lakes and groundwater, although they were more salty and acidic than the lake in Gale crater.
The success of NASA's Mars
rover Opportunity in
finding tell - tale signs of past water at its Meridiani Planum landing site has left some researchers believing the region could have once been a habitable, albeit still hostile, environment.
HiRISE has photographed the Curiosity and
Opportunity rovers from space, and it also
found NASA's twin Viking landers, which touched down on the Red Planet in 1976.