Comet 2013 A1 Siding Spring to buzz Mars

(Phys.org) —This spring, NASA will be paying cautious attention to a comet that could put on a barnstorming show at Mars on Oct. 19, 2014.

Dr. Chris Okubo discusses the most detailed geologic map of Mars

Earlier this month, the U.S. Geological Survey (USGS) released its highest-resolution geologic map of Mars. The new geologic and structural map uses the highest-resolution, orbiter-based images currently available for Mars ...

Flying the final approach to Tranquility Base

As the Apollo 11 lunar module approached the Moon's surface for the first manned landing, commander Neil Armstrong switched off the autopilot and flew the spacecraft manually to a landing.

Rover Opportunity wrapping up study of Martian valley

"Marathon Valley," slicing through a large crater's rim on Mars, has provided fruitful research targets for NASA's Opportunity rover since July 2015, but the rover may soon move on.

Radar Map of Buried Mars Layers Matches Climate Cycles

(PhysOrg.com) -- New, three-dimensional imaging of Martian north-polar ice layers by a radar instrument on NASA's Mars Reconnaissance Orbiter is consistent with theoretical models of Martian climate swings during the past ...

UA-led HiRISE camera spots long-lost space probe on Mars

The UK-led Beagle 2 Mars Lander, thought lost on Mars since 2003, has been found partially deployed on the surface of the planet, ending the mystery of what happened to the mission more than a decade ago.

Decoding the age of the ice at Mars' north pole

Mars' north pole contains a large ice cap made up of many layers of frozen water. Like ice cores on Earth, those layers offer a tantalizing record of climate on Mars over the past several million years. The first step in ...

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