Space watchers are reacting to the news that water frost was unexpectedly found near the tallest volcanic mountain on Mars, Olympus Mons. The peak, the largest in the solar system, is part of the ...

The first-of-its-kind atlas also confirms a recent finding about Mars' tallest mountain that could help reveal secrets about the planet's volcanic past and present. In a new study, researchers ...

but it's nothing compared to the tallest volcanic mountain in the solar system, Olympus Mons on our red cousin Mars. John Brady at Astronomy Central shows, in the image below, what this gargantuan ...

Some satellites have found signs of water in the form of frost at the top of Mars' tallest volcanoes and in buried frozen lakes deep below the planet's surface. But for now, no liquid water has ...

while Mars' Olympus Mons -- which climbs up to an impressive 84,480 feet -- is the largest volcano yet found in the solar system. Mountains even appear in the most unlikely parts of our cosmic ...