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Lobster-shaped extrasolar oceans

Alien planets circling the most common stars in the universe may often have strange lobster-shaped oceans on their surfaces, researchers in China now say.

Was Venus once a habitable planet?

(PhysOrg.com) -- ESA's Venus Express is helping planetary scientists investigate whether Venus once had oceans. If it did, it may even have begun its existence as a habitable planet similar to Earth.

Wanted: Habitable moons

As the Kepler space telescope continues to search for potentially habitable planets, it also may reveal moons that could host life. Three new simulations will help astronomers identify rocky satellites that could hold water ...

NASA survey seen as steppingstone for astronomy

Imagine trying to see a firefly next to a distant spotlight, where the beams from the spotlight all but drown out the faint glow from the firefly. Add fog, and both lights are dimmed. Is the glow from the firefly still visible ...

Kepler's six years in science (and counting)

NASA's Kepler spacecraft began hunting for planets outside our solar system on May 12, 2009. From the trove of data collected, we have learned that planets are common, that most sun-like stars have at least one planet and ...

Islands of Life Across Space and Time

A new study by the University of Puerto Rico at Arecibo shows the first quantitative evaluation of planetary habitability. The study identifies some potential habitats in the solar system and also shows how the habitability ...

The 'habitable edge' of exomoons

Astronomers have their fingers crossed that within the haul of data collected by NASA's Kepler mission, which has already detected nearly three thousand possible exoplanets, hide the signatures of the very first exomoons.

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