Surprise! Mars is full of water

According to an article just published in the journal Geology, there is strong evidence indicating the existence of vast underground reserves of water on Mars. The finding, which has come as quite a surprise, it reinforces the idea that the Red Planet can, or could at some point, support life. And it increases the chances of establishing human colonies there in the near future.

The issue of "Martian water" has been debated for more than a century. First, the late nineteenth century, were the famous canals of Mars. Later, in full space age, came the discovery of ancient river valleys and sea revealing a past Martian water-rich surface.

A new technique to explore the atmospheres of planets outside our solar system

'Tau Bootis b' was one of the first exoplanets discovered in the 90's. Fifteen years later, remains one of the closest known and given that it already has confirmed the existence of 750 planets outside our solar system, which number about 2,000 applicants to join the list.

'Tau Bootis b' is a big 'hot Jupiter' orbiting close to its host star. Although its host star is easily visible, so far this planet could only be detected by its gravitational effects on the star.

Is this evidence of life on Mars?

Curiosity is expected, the rover is currently traveling to Mars, make a dramatic landing in the crater Gale to mid-August and begin your search for geological signatures of a watery past and friendly to life on this planet. The evidence strong that at some point there were large volumes of water on Mars would be an important step in the search for life on the Red Planet. But ... Have you already been found?