Team catalogs most likely 'second-Earth' candidates

Looking for another Earth? An international team of researchers has pinpointed which of the more than 4,000 exoplanets discovered by NASA's Kepler mission are most likely to be similar to our rocky home.

Curiosity rover enters precautionary safe mode

The team operating NASA's Curiosity Mars rover is taking steps to return the rover to full activity following a precautionary stand-down over the Fourth of July weekend.

Friendly giants have cozy habitable zones too

It is a well-known fact that all stars have a lifespan. This begins with their formation, then continues through their main sequence phase (which constitutes the majority of their life) before ending in death. In most cases, ...

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