News tagged with liquid water

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planets · mars · water · nasa · earth

Astronomers identify three extrasolar planets

(Phys.org) -- It's not little green men, but it could be a step in that direction: Cornell astronomers, using data from the NASA Kepler Mission, have identified three Earthlike planets orbiting their own suns, all of which ...

Apr 26, 2012
5 / 5 (7) 1 | with audio podcast

Bringing Mars back to Earth

The search for life should be an essential component of a sample return mission from Mars, according to a recent report examining the science behind such a venture.

Apr 20, 2012
4.4 / 5 (8) 13 | with audio podcast

'Tidal Venuses' may have been wrung out to dry

Earth-sized exoplanets within a distant star’s habitable zone could still be very much uninhabitable, depending on potential tidal stresses — either past or present — that could have "squeezed ...

Mar 29, 2012
5 / 5 (1) 1

Far-out photosynthesis

Photosynthesis maintains Earth's habitability for life as we know it, and shapes the way we search for habitable worlds around distant stars. Scientists have discovered a microbe that can use low-energy light ...

Mar 16, 2012
4.3 / 5 (7) 7 | with audio podcast

Space image: Compact planetary system

(PhysOrg.com) -- This artist's concept depicts a planetary system so compact that it's more like Jupiter and its moons than a star and its planets. Astronomers using data from NASA's Kepler mission and ground-based ...

Mar 15, 2012
5 / 5 (2) 0