News tagged with crater floor
Dark shadows on Mars: Scene from durable NASA rover
(Phys.org) -- Like a tourist waiting for just the right lighting to snap a favorite shot during a stay at the Grand Canyon, NASA's Mars Exploration Rover Opportunity has used a low sun angle for a memorable ...
Space & Earth / Space Exploration
May 23, 2012 |
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NASA's next Mars rover to land at Gale Crater (w/ video)
(PhysOrg.com) -- NASA's next Mars rover will land at the foot of a layered mountain inside the planet's Gale crater.
Space & Earth / Space Exploration
Jul 22, 2011 |
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Patterns in Mars crater floors give picture of drying lakes
Networks of giant polygonal troughs etched across crater basins on Mars have been identified as desiccation cracks caused by evaporating lakes, providing further evidence of a warmer, wetter martian past. ...
Space & Earth / Space Exploration
Sep 16, 2009 |
4.8 / 5 (6) |
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Asteroid collision that spawned Vesta's asteroid family occurred more recently than thought
A team of researchers led by a NASA Lunar Science Institute (NLSI) member based at Southwest Research Institute has discovered evidence that the giant impact crater Rheasilvia on Asteroid (4) Vesta was created ...
Space & Earth / Space Exploration
May 10, 2012 |
4.8 / 5 (4) |
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Signs of ancient flowing water on Mars
(Phys.org) -- ESA’s Mars Express has returned images of a region on the Red Planet that appears to have been sculpted in part by flowing liquid. This again adds to the growing evidence that Mars had large ...
Space & Earth / Space Exploration
May 07, 2012 |
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Hubble to use moon as mirror to see Venus transit
This mottled landscape showing the impact crater Tycho is among the most violent-looking places on our moon. Astronomers didn't aim NASA's Hubble Space Telescope to study Tycho, however. The image was taken ...
May 04, 2012 |
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NASA's Lunar Reconnaissance Orbiter brings 'earthrise' to everyone
Imagine yourself in orbit, your spacecraft flying backward with its small window facing down toward the surface of the moon. You peer out, scouring the ash-colored contours of the cratered landscape for traces of ancient ...
Space & Earth / Space Exploration
Apr 19, 2012 |
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MESSENGER gets it Donne
Named after the 17th-century metaphysical poet, Mercury’s Donne crater was captured in this image by NASA’s MESSENGER spacecraft. The 53-mile (83-km) -wide crater features a large, rounded central ...
Space & Earth / Space Exploration
Apr 09, 2012 |
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Ice sculptures fill the deepest parts of Mars
One of the “weirdest and least understood” areas of Mars, the enormous Hellas Impact Basin contains strange flowing landforms that bespeak of some specialized and large-scale geologic process having ...
Space & Earth / Space Exploration
Apr 03, 2012 |
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'Mount Sharp' on Mars links geology's past and future
(PhysOrg.com) -- One particular mountain on Mars, bigger than Colorado's grandest, has been beckoning would-be explorers since it was first sighted from orbit in the 1970s. Scientists have ideas about how ...
Space & Earth / Space Exploration
Mar 29, 2012 |
4.3 / 5 (3) |
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A close-up view of Mercury: Researchers find the planet may have had a dynamic past
New observations from a spacecraft orbiting Mercury have revealed that the tiny, pockmarked planet harbors a highly unusual interior — and the craft’s glimpse of Mercury’s surface topography ...
Space & Earth / Space Exploration
Mar 22, 2012 |
4.4 / 5 (8) |
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Dawn sees new surface features on giant asteroid
(PhysOrg.com) -- NASA's Dawn spacecraft has revealed unexpected details on the surface of the giant asteroid Vesta. New images and data highlight the diversity of Vesta's surface and reveal unusual geologic ...
Space & Earth / Space Exploration
Mar 21, 2012 |
4.6 / 5 (9) |
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A peek at a pitch-black pit
MESSENGER captured this high-resolution image of an elongated pit crater within the floor of the 355-km (220-mile) -wide crater Tolstoj on Mercury on Jan. 11, 2012. The low angle of sun illumination puts the ...
Space & Earth / Space Exploration
Mar 20, 2012 |
3.7 / 5 (3) |
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