News tagged with habitable planet

Circular orbits for small extrasolar planets

Orbits of 74 small extrasolar planets are found to be close to circular, in contrast to previous measurements of massive exoplanets. The results, to be published in the Astrophysical Journal are obtained by the ...

dateMay 14, 2015 in Astronomy
shares29 comments 0

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 ...

dateMay 13, 2015 in Astronomy
shares21 comments 0

Ancient star raises prospects of intelligent life

Can life survive for billions of years longer than the expected timeline on Earth? As scientists discover older and older solar systems, it's likely that before long we'll find an ancient planet in a habitable ...

dateMay 07, 2015 in Astronomy
shares5267 comments 15

Tau Ceti: The next Earth? Probably not

As the search continues for Earth-size planets orbiting at just the right distance from their star, a region termed the habitable zone, the number of potentially life-supporting planets grows. In two decades ...

dateApr 22, 2015 in Astronomy
shares659 comments 3

'Venus zone' narrows search for habitable planets

Long before the hunt began to find Earth lookalikes around other stars, one planet in the Solar System had already been named Earth's twin. With its similar size and mass, Venus measures very close to Earth, with one major yet signif ...

dateApr 14, 2015 in Astronomy
shares171 comments 0

Hunting transiting exoplanets

European Southern Observatory (ESO) gears up for the exoplanet hunting. The Next-Generation Transit Survey (NGTS), a wide-field observing system made up of an array of twelve telescopes was installed at ESO's ...

dateMar 02, 2015 in Space Exploration
shares45 comments 0