18 April 2016
New Earth-like planet found in GJ 832 planetary system
... mass of around 0.64 Jupiter masses, that is well outside the habitable zone. Due to its relative position and its mass, it has been... 0.25 - 2.0 AU from the star (just within the habitable zone) and that its upper mass limit is limited by the radial...
01 September 2017
TRAPPIST-1 planets could contain substantial amounts of water
...the idea that this trio of exoplanets could indeed be habitable. Using the NASA/ESA Hubble Space Telescope, an international...for the outer planets of the system, including three in the habitable zone – planets e, f and g – as observations suggest each...
07 October 2016
Proxima b may be be home to oceans, says CNRS
... it quite similar to Earth. The planet's mass is estimated to be 1.3 times that of Earth, but some scientists believe that habitability may be not be possible due to the fact that Proxima b orbits its star at only 7.5 million kilometers – about...
09 February 2018
New research on rocky worlds helps identify Earth-like planets
...potential to host liquid water. "Densities, while important clues to the planets' compositions, do not say anything about habitability. However, our study is an important step forward as we continue to explore whether these planets could support life...
March 2016
Saving Earth from an Expanding Sun
... to the Sun and was never in the Goldilocks, or habitable zone. Instead it quickly spiralled into a greenhouse effect that erased ...so that the seas stay liquid. This close to the habitable zone’s inner edge that balance is maintained by very, very ...
22 February 2017
NASA announces the discovery of first-ever exoplanet system with seven Earth-size planets
..."It is also the best target yet for studying the atmospheres of potentially habitable, Earth-size worlds." The TRAPPIST-1 exoplanets are located so close to ... for the first time in the habitable zone is a remarkable step forward toward that goal.”
