Tag Archives: planetary exploration

Ridges on Mars Suggest Ancient Flowing Water

Ridges in impact craters on Mars appear to be fossils of cracks in the Martian surface, formed by minerals deposited by flowing water. Water flowing beneath the surface suggests life may once have been possible on Mars.

PROVIDENCE, R.I. [Brown University] — Networks of narrow ridges found in impact craters on Mars appear to be the fossilized remnants of underground cracks through which water once flowed, according to a new analysis by researchers from Brown University.

The study, in press in the journal Geophysical Research Letters, bolsters the idea that the subsurface environment on Mars once had an active hydrology and could be a good place to search for evidence of past life. The research was conducted by Lee Saper, a recent Brown graduate, with Jack Mustard, professor of geological sciences. (more…)

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UA Engineer Launches Robotic Planetary Lake Lander

Wolfgang Fink of the University of Arizona department of electrical and computer engineering has developed an autonomous robotic lake lander that could be used to explore this planet and others.

Fink unveiled the lake lander, named Tucson Explorer II, or TEX II, in a paper titled “Robotic Lake Lander Test Bed for Autonomous Surface and Subsurface Exploration of Titan Lakes,” which he presented March 8 at an aerospace conference organized by the Institute of Electrical and Electronics Engineers in Big Sky, Mont. (more…)

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